From 1eefced0448538a29793401c80faf2060e69411d Mon Sep 17 00:00:00 2001 From: DhruvArvindSingh Date: Sat, 28 Dec 2024 10:44:14 +0000 Subject: [PATCH 1/3] feat: added c implementation for @stdlib/stats/base/dists/pareto-type1/logpdf --- type: pre_commit_static_analysis_report description: Results of running static analysis checks when committing changes. report: - task: lint_filenames status: passed - task: lint_editorconfig status: passed - task: lint_markdown status: passed - task: lint_package_json status: passed - task: lint_repl_help status: na - task: lint_javascript_src status: passed - task: lint_javascript_cli status: na - task: lint_javascript_examples status: na - task: lint_javascript_tests status: passed - task: lint_javascript_benchmarks status: passed - task: lint_python status: na - task: lint_r status: na - task: lint_c_src status: missing_dependencies - task: lint_c_examples status: missing_dependencies - task: lint_c_benchmarks status: missing_dependencies - task: lint_c_tests_fixtures status: na - task: lint_shell status: na - task: lint_typescript_declarations status: na - task: lint_typescript_tests status: na - task: lint_license_headers status: passed --- --- type: pre_push_report description: Results of running various checks prior to pushing changes. report: - task: run_javascript_examples status: na - task: run_c_examples status: na - task: run_cpp_examples status: na - task: run_javascript_readme_examples status: na - task: run_c_benchmarks status: na - task: run_cpp_benchmarks status: na - task: run_fortran_benchmarks status: na - task: run_javascript_benchmarks status: na - task: run_julia_benchmarks status: na - task: run_python_benchmarks status: na - task: run_r_benchmarks status: na - task: run_javascript_tests status: na --- --- .../base/dists/pareto-type1/logpdf/README.md | 89 +++++++- .../logpdf/benchmark/benchmark.js | 19 +- .../logpdf/benchmark/benchmark.native.js | 74 ++++++ .../pareto-type1/logpdf/benchmark/c/Makefile | 146 ++++++++++++ .../logpdf/benchmark/c/benchmark.c | 142 ++++++++++++ .../dists/pareto-type1/logpdf/binding.gyp | 170 ++++++++++++++ .../pareto-type1/logpdf/examples/c/Makefile | 146 ++++++++++++ .../pareto-type1/logpdf/examples/c/example.c | 42 ++++ .../dists/pareto-type1/logpdf/include.gypi | 53 +++++ .../stats/base/dists/pareto-type1/logpdf.h | 38 ++++ .../dists/pareto-type1/logpdf/lib/native.js | 87 +++++++ .../dists/pareto-type1/logpdf/manifest.json | 82 +++++++ .../dists/pareto-type1/logpdf/package.json | 3 + .../dists/pareto-type1/logpdf/src/Makefile | 70 ++++++ .../dists/pareto-type1/logpdf/src/addon.c | 23 ++ .../base/dists/pareto-type1/logpdf/src/main.c | 97 ++++++++ .../pareto-type1/logpdf/test/test.native.js | 212 ++++++++++++++++++ 17 files changed, 1487 insertions(+), 6 deletions(-) create mode 100644 lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/benchmark.native.js create mode 100644 lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/c/Makefile create mode 100644 lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/c/benchmark.c create mode 100644 lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/binding.gyp create mode 100644 lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/Makefile create mode 100644 lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/example.c create mode 100644 lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include.gypi create mode 100644 lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include/stdlib/stats/base/dists/pareto-type1/logpdf.h create mode 100644 lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/lib/native.js create mode 100644 lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/manifest.json create mode 100644 lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/Makefile create mode 100644 lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/addon.c create mode 100644 lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/main.c create mode 100644 lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/test/test.native.js diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/README.md b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/README.md index b2be828ad786..707b2e6c730d 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/README.md +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/README.md @@ -2,7 +2,7 @@ @license Apache-2.0 -Copyright (c) 2018 The Stdlib Authors. +Copyright (c) 2024 The Stdlib Authors. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. @@ -166,6 +166,93 @@ for ( i = 0; i < 10; i++ ) { + + +* * * + +
+ +## C APIs + + + +
+ +
+ + + + + +
+ +### Usage + +```c +#include "stdlib/stats/base/dists/pareto-type1/logpdf.h" +``` + +#### stdlib_base_dists_pareto_type1_logpdf( x, alpha, beta ) + +Returns the logpdf of a Pareto (Type I) distribution. + +```c +double y = stdlib_base_dists_pareto_type1_logpdf( 4.0, 1.0, 1.0 ); +// returns ~-2.773 +``` + +The function accepts the following arguments: + +- **x**: `[in] double` first shape parameter. +- **alpha**: `[in] double` second shape parameter. +- **beta**: `[in] double` third shape parameter. + +```c +double stdlib_base_dists_pareto_type1_logpdf( const double x, const double alpha, const double beta ); +``` + +
+ + +
+
+ + +
+### Examples +```c +#include "stdlib/stats/base/dists/pareto-type1/logpdf.h" +#include +#include +static double random_uniform( const double min, const double max ) { + double v = (double)rand() / ( (double)RAND_MAX + 1.0 ); + return min + ( v*(max-min) ); +} +int main( void ) { + double alpha; + double beta; + double x; + double y; + int i; + for ( i = 0; i < 25; i++ ) { + alpha = random_uniform( 0, 10 ) + 3.0; + beta = random_uniform( 0, 10 ); + x = random_uniform( 0, 10 ); + y = stdlib_base_dists_pareto_type1_logpdf( x, alpha, beta ); + printf( "x: %lf, α: %lf, β: %lf, logpdf(X,α,β): %lf\n", x, alpha, beta, y ); + } +} +``` + +
+ + + +
+ + + +
diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/benchmark.js b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/benchmark.js index d8f21a61978d..c927ba46055e 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/benchmark.js +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/benchmark.js @@ -1,7 +1,7 @@ /** * @license Apache-2.0 * -* Copyright (c) 2018 The Stdlib Authors. +* Copyright (c) 2024 The Stdlib Authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -21,6 +21,7 @@ // MODULES // var bench = require( '@stdlib/bench' ); +var Float64Array = require( '@stdlib/array/float64' ); var randu = require( '@stdlib/random/base/randu' ); var isnan = require( '@stdlib/math/base/assert/is-nan' ); var EPS = require( '@stdlib/constants/float64/eps' ); @@ -33,16 +34,24 @@ var logpdf = require( './../lib' ); bench( pkg, function benchmark( b ) { var alpha; var beta; + var len; var x; var y; var i; + len = 100; + alpha = new Float64Array( len ); + beta = new Float64Array( len ); + x = new Float64Array( len ); + for ( i = 0; i < len; i++ ) { + x[ i ] = ( randu() * 10.0 ) + 3.0 + EPS; + alpha[ i ] = ( randu() * 10.0 ) + 3.0 + EPS; + beta[ i ] = ( randu() * 10.0 ) + EPS; + } + b.tic(); for ( i = 0; i < b.iterations; i++ ) { - x = ( randu()*20.0 ) + EPS; - alpha = ( randu()*100.0 ) + EPS; - beta = ( randu()*100.0 ) + EPS; - y = logpdf( x, alpha, beta ); + y = logpdf( x[ i % len ], alpha[ i % len ], beta[ i % len ] ); if ( isnan( y ) ) { b.fail( 'should not return NaN' ); } diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/benchmark.native.js b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/benchmark.native.js new file mode 100644 index 000000000000..3855e8142c4b --- /dev/null +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/benchmark.native.js @@ -0,0 +1,74 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2024 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var resolve = require( 'path' ).resolve; +var bench = require( '@stdlib/bench' ); +var Float64Array = require( '@stdlib/array/float64' ); +var tryRequire = require( '@stdlib/utils/try-require' ); +var randu = require( '@stdlib/random/base/randu' ); +var isnan = require( '@stdlib/math/base/assert/is-nan' ); +var EPS = require( '@stdlib/constants/float64/eps' ); +var pkg = require( './../package.json' ).name; + + +// VARIABLES // + +var logpdf = tryRequire( resolve( __dirname, './../lib/native.js' ) ); +var opts = { + 'skip': ( logpdf instanceof Error ) +}; + + +// MAIN // + +bench( pkg, opts, function benchmark( b ) { + var alpha; + var beta; + var len; + var x; + var y; + var i; + + len = 100; + alpha = new Float64Array( len ); + beta = new Float64Array( len ); + x = new Float64Array( len ); + for ( i = 0; i < len; i++ ) { + x[ i ] = ( randu() * 10.0 ) + 3.0 + EPS; + alpha[ i ] = ( randu() * 10.0 ) + 3.0 + EPS; + beta[ i ] = ( randu() * 10.0 ) + EPS; + } + + b.tic(); + for ( i = 0; i < b.iterations; i++ ) { + y = logpdf( x[ i % len ], alpha[ i % len ], beta[ i % len ] ); + if ( isnan( y ) ) { + b.fail( 'should not return NaN' ); + } + } + b.toc(); + if ( isnan( y ) ) { + b.fail( 'should not return NaN' ); + } + b.pass( 'benchmark finished' ); + b.end(); +}); diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/c/Makefile b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/c/Makefile new file mode 100644 index 000000000000..f69e9da2b4d3 --- /dev/null +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/c/Makefile @@ -0,0 +1,146 @@ +#/ +# @license Apache-2.0 +# +# Copyright (c) 2024 The Stdlib Authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +#/ + +# VARIABLES # + +ifndef VERBOSE + QUIET := @ +else + QUIET := +endif + +# Determine the OS ([1][1], [2][2]). +# +# [1]: https://en.wikipedia.org/wiki/Uname#Examples +# [2]: http://stackoverflow.com/a/27776822/2225624 +OS ?= $(shell uname) +ifneq (, $(findstring MINGW,$(OS))) + OS := WINNT +else +ifneq (, $(findstring MSYS,$(OS))) + OS := WINNT +else +ifneq (, $(findstring CYGWIN,$(OS))) + OS := WINNT +else +ifneq (, $(findstring Windows_NT,$(OS))) + OS := WINNT +endif +endif +endif +endif + +# Define the program used for compiling C source files: +ifdef C_COMPILER + CC := $(C_COMPILER) +else + CC := gcc +endif + +# Define the command-line options when compiling C files: +CFLAGS ?= \ + -std=c99 \ + -O3 \ + -Wall \ + -pedantic + +# Determine whether to generate position independent code ([1][1], [2][2]). +# +# [1]: https://gcc.gnu.org/onlinedocs/gcc/Code-Gen-Options.html#Code-Gen-Options +# [2]: http://stackoverflow.com/questions/5311515/gcc-fpic-option +ifeq ($(OS), WINNT) + fPIC ?= +else + fPIC ?= -fPIC +endif + +# List of includes (e.g., `-I /foo/bar -I /beep/boop/include`): +INCLUDE ?= + +# List of source files: +SOURCE_FILES ?= + +# List of libraries (e.g., `-lopenblas -lpthread`): +LIBRARIES ?= + +# List of library paths (e.g., `-L /foo/bar -L /beep/boop`): +LIBPATH ?= + +# List of C targets: +c_targets := benchmark.out + + +# RULES # + +#/ +# Compiles source files. +# +# @param {string} [C_COMPILER] - C compiler (e.g., `gcc`) +# @param {string} [CFLAGS] - C compiler options +# @param {(string|void)} [fPIC] - compiler flag determining whether to generate position independent code (e.g., `-fPIC`) +# @param {string} [INCLUDE] - list of includes (e.g., `-I /foo/bar -I /beep/boop/include`) +# @param {string} [SOURCE_FILES] - list of source files +# @param {string} [LIBPATH] - list of library paths (e.g., `-L /foo/bar -L /beep/boop`) +# @param {string} [LIBRARIES] - list of libraries (e.g., `-lopenblas -lpthread`) +# +# @example +# make +# +# @example +# make all +#/ +all: $(c_targets) + +.PHONY: all + +#/ +# Compiles C source files. +# +# @private +# @param {string} CC - C compiler (e.g., `gcc`) +# @param {string} CFLAGS - C compiler options +# @param {(string|void)} fPIC - compiler flag determining whether to generate position independent code (e.g., `-fPIC`) +# @param {string} INCLUDE - list of includes (e.g., `-I /foo/bar`) +# @param {string} SOURCE_FILES - list of source files +# @param {string} LIBPATH - list of library paths (e.g., `-L /foo/bar`) +# @param {string} LIBRARIES - list of libraries (e.g., `-lopenblas`) +#/ +$(c_targets): %.out: %.c + $(QUIET) $(CC) $(CFLAGS) $(fPIC) $(INCLUDE) -o $@ $(SOURCE_FILES) $< $(LIBPATH) -lm $(LIBRARIES) + +#/ +# Runs compiled benchmarks. +# +# @example +# make run +#/ +run: $(c_targets) + $(QUIET) ./$< + +.PHONY: run + +#/ +# Removes generated files. +# +# @example +# make clean +#/ +clean: + $(QUIET) -rm -f *.o *.out + +.PHONY: clean diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/c/benchmark.c b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/c/benchmark.c new file mode 100644 index 000000000000..cc1554533758 --- /dev/null +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/c/benchmark.c @@ -0,0 +1,142 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2024 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +#include "stdlib/stats/base/dists/pareto-type1/logpdf.h" +#include +#include +#include +#include +#include + +#define NAME "pareto-type1-logpdf" +#define ITERATIONS 1000000 +#define REPEATS 3 + +/** +* Prints the TAP version. +*/ +static void print_version( void ) { + printf( "TAP version 13\n" ); +} + +/** +* Prints the TAP summary. +* +* @param total total number of tests +* @param passing total number of passing tests +*/ +static void print_summary( int total, int passing ) { + printf( "#\n" ); + printf( "1..%d\n", total ); // TAP plan + printf( "# total %d\n", total ); + printf( "# pass %d\n", passing ); + printf( "#\n" ); + printf( "# ok\n" ); +} + +/** +* Prints benchmarks results. +* +* @param elapsed elapsed time in seconds +*/ +static void print_results( double elapsed ) { + double rate = (double)ITERATIONS / elapsed; + printf( " ---\n" ); + printf( " iterations: %d\n", ITERATIONS ); + printf( " elapsed: %0.9f\n", elapsed ); + printf( " rate: %0.9f\n", rate ); + printf( " ...\n" ); +} + +/** +* Returns a clock time. +* +* @return clock time +*/ +static double tic( void ) { + struct timeval now; + gettimeofday( &now, NULL ); + return (double)now.tv_sec + (double)now.tv_usec/1.0e6; +} + +/** +* Generates a random number on the interval [min,max). +* +* @param min minimum value (inclusive) +* @param max maximum value (exclusive) +* @return random number +*/ +static double random_uniform( const double min, const double max ) { + double v = (double)rand() / ( (double)RAND_MAX + 1.0 ); + return min + ( v*(max-min) ); +} + +/** +* Runs a benchmark. +* +* @return elapsed time in seconds +*/ +static double benchmark( void ) { + double elapsed; + double alpha[ 100 ]; + double beta[ 100 ]; + double x[ 100 ]; + double y; + double t; + int i; + + for ( i = 0; i < 100; i++ ) { + x[ i ] = random_uniform( 0.0, 1.0 ); + alpha[ i ] = random_uniform( 0.0, 10.0 ) + 3.0; + beta[ i ] = random_uniform( 0.0, 10.0 ) + 3.0; + } + + t = tic(); + for ( i = 0; i < ITERATIONS; i++ ) { + y = stdlib_base_dists_pareto_type1_logpdf( x[ i % 100 ], alpha[ i % 100 ], beta[ i % 100 ] ); + if ( y != y ) { + printf( "should not return NaN\n" ); + break; + } + } + elapsed = tic() - t; + if ( y != y ) { + printf( "should not return NaN\n" ); + } + return elapsed; +} + +/** +* Main execution sequence. +*/ +int main( void ) { + double elapsed; + int i; + + // Use the current time to seed the random number generator: + srand( time( NULL ) ); + + print_version(); + for ( i = 0; i < REPEATS; i++ ) { + printf( "# c::%s\n", NAME ); + elapsed = benchmark(); + print_results( elapsed ); + printf( "ok %d benchmark finished\n", i+1 ); + } + print_summary( REPEATS, REPEATS ); +} diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/binding.gyp b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/binding.gyp new file mode 100644 index 000000000000..ec3992233442 --- /dev/null +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/binding.gyp @@ -0,0 +1,170 @@ +# @license Apache-2.0 +# +# Copyright (c) 2024 The Stdlib Authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +# A `.gyp` file for building a Node.js native add-on. +# +# [1]: https://gyp.gsrc.io/docs/InputFormatReference.md +# [2]: https://gyp.gsrc.io/docs/UserDocumentation.md +{ + # List of files to include in this file: + 'includes': [ + './include.gypi', + ], + + # Define variables to be used throughout the configuration for all targets: + 'variables': { + # Target name should match the add-on export name: + 'addon_target_name%': 'addon', + + # Set variables based on the host OS: + 'conditions': [ + [ + 'OS=="win"', + { + # Define the object file suffix: + 'obj': 'obj', + }, + { + # Define the object file suffix: + 'obj': 'o', + } + ], # end condition (OS=="win") + ], # end conditions + }, # end variables + + # Define compile targets: + 'targets': [ + + # Target to generate an add-on: + { + # The target name should match the add-on export name: + 'target_name': '<(addon_target_name)', + + # Define dependencies: + 'dependencies': [], + + # Define directories which contain relevant include headers: + 'include_dirs': [ + # Local include directory: + '<@(include_dirs)', + ], + + # List of source files: + 'sources': [ + '<@(src_files)', + ], + + # Settings which should be applied when a target's object files are used as linker input: + 'link_settings': { + # Define libraries: + 'libraries': [ + '<@(libraries)', + ], + + # Define library directories: + 'library_dirs': [ + '<@(library_dirs)', + ], + }, + + # C/C++ compiler flags: + 'cflags': [ + # Enable commonly used warning options: + '-Wall', + + # Aggressive optimization: + '-O3', + ], + + # C specific compiler flags: + 'cflags_c': [ + # Specify the C standard to which a program is expected to conform: + '-std=c99', + ], + + # C++ specific compiler flags: + 'cflags_cpp': [ + # Specify the C++ standard to which a program is expected to conform: + '-std=c++11', + ], + + # Linker flags: + 'ldflags': [], + + # Apply conditions based on the host OS: + 'conditions': [ + [ + 'OS=="mac"', + { + # Linker flags: + 'ldflags': [ + '-undefined dynamic_lookup', + '-Wl,-no-pie', + '-Wl,-search_paths_first', + ], + }, + ], # end condition (OS=="mac") + [ + 'OS!="win"', + { + # C/C++ flags: + 'cflags': [ + # Generate platform-independent code: + '-fPIC', + ], + }, + ], # end condition (OS!="win") + ], # end conditions + }, # end target <(addon_target_name) + + # Target to copy a generated add-on to a standard location: + { + 'target_name': 'copy_addon', + + # Declare that the output of this target is not linked: + 'type': 'none', + + # Define dependencies: + 'dependencies': [ + # Require that the add-on be generated before building this target: + '<(addon_target_name)', + ], + + # Define a list of actions: + 'actions': [ + { + 'action_name': 'copy_addon', + 'message': 'Copying addon...', + + # Explicitly list the inputs in the command-line invocation below: + 'inputs': [], + + # Declare the expected outputs: + 'outputs': [ + '<(addon_output_dir)/<(addon_target_name).node', + ], + + # Define the command-line invocation: + 'action': [ + 'cp', + '<(PRODUCT_DIR)/<(addon_target_name).node', + '<(addon_output_dir)/<(addon_target_name).node', + ], + }, + ], # end actions + }, # end target copy_addon + ], # end targets +} diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/Makefile b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/Makefile new file mode 100644 index 000000000000..6aed70daf167 --- /dev/null +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/Makefile @@ -0,0 +1,146 @@ +#/ +# @license Apache-2.0 +# +# Copyright (c) 2024 The Stdlib Authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +#/ + +# VARIABLES # + +ifndef VERBOSE + QUIET := @ +else + QUIET := +endif + +# Determine the OS ([1][1], [2][2]). +# +# [1]: https://en.wikipedia.org/wiki/Uname#Examples +# [2]: http://stackoverflow.com/a/27776822/2225624 +OS ?= $(shell uname) +ifneq (, $(findstring MINGW,$(OS))) + OS := WINNT +else +ifneq (, $(findstring MSYS,$(OS))) + OS := WINNT +else +ifneq (, $(findstring CYGWIN,$(OS))) + OS := WINNT +else +ifneq (, $(findstring Windows_NT,$(OS))) + OS := WINNT +endif +endif +endif +endif + +# Define the program used for compiling C source files: +ifdef C_COMPILER + CC := $(C_COMPILER) +else + CC := gcc +endif + +# Define the command-line options when compiling C files: +CFLAGS ?= \ + -std=c99 \ + -O3 \ + -Wall \ + -pedantic + +# Determine whether to generate position independent code ([1][1], [2][2]). +# +# [1]: https://gcc.gnu.org/onlinedocs/gcc/Code-Gen-Options.html#Code-Gen-Options +# [2]: http://stackoverflow.com/questions/5311515/gcc-fpic-option +ifeq ($(OS), WINNT) + fPIC ?= +else + fPIC ?= -fPIC +endif + +# List of includes (e.g., `-I /foo/bar -I /beep/boop/include`): +INCLUDE ?= + +# List of source files: +SOURCE_FILES ?= + +# List of libraries (e.g., `-lopenblas -lpthread`): +LIBRARIES ?= + +# List of library paths (e.g., `-L /foo/bar -L /beep/boop`): +LIBPATH ?= + +# List of C targets: +c_targets := example.out + + +# RULES # + +#/ +# Compiles source files. +# +# @param {string} [C_COMPILER] - C compiler (e.g., `gcc`) +# @param {string} [CFLAGS] - C compiler options +# @param {(string|void)} [fPIC] - compiler flag determining whether to generate position independent code (e.g., `-fPIC`) +# @param {string} [INCLUDE] - list of includes (e.g., `-I /foo/bar -I /beep/boop/include`) +# @param {string} [SOURCE_FILES] - list of source files +# @param {string} [LIBPATH] - list of library paths (e.g., `-L /foo/bar -L /beep/boop`) +# @param {string} [LIBRARIES] - list of libraries (e.g., `-lopenblas -lpthread`) +# +# @example +# make +# +# @example +# make all +#/ +all: $(c_targets) + +.PHONY: all + +#/ +# Compiles C source files. +# +# @private +# @param {string} CC - C compiler (e.g., `gcc`) +# @param {string} CFLAGS - C compiler options +# @param {(string|void)} fPIC - compiler flag determining whether to generate position independent code (e.g., `-fPIC`) +# @param {string} INCLUDE - list of includes (e.g., `-I /foo/bar`) +# @param {string} SOURCE_FILES - list of source files +# @param {string} LIBPATH - list of library paths (e.g., `-L /foo/bar`) +# @param {string} LIBRARIES - list of libraries (e.g., `-lopenblas`) +#/ +$(c_targets): %.out: %.c + $(QUIET) $(CC) $(CFLAGS) $(fPIC) $(INCLUDE) -o $@ $(SOURCE_FILES) $< $(LIBPATH) -lm $(LIBRARIES) + +#/ +# Runs compiled examples. +# +# @example +# make run +#/ +run: $(c_targets) + $(QUIET) ./$< + +.PHONY: run + +#/ +# Removes generated files. +# +# @example +# make clean +#/ +clean: + $(QUIET) -rm -f *.o *.out + +.PHONY: clean diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/example.c b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/example.c new file mode 100644 index 000000000000..07d21d43781c --- /dev/null +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/example.c @@ -0,0 +1,42 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2024 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +#include "stdlib/stats/base/dists/pareto-type1/logpdf.h" +#include +#include + +static double random_uniform( const double min, const double max ) { + double v = (double)rand() / ( (double)RAND_MAX + 1.0 ); + return min + ( v*(max-min) ); +} + +int main( void ) { + double alpha; + double beta; + double x; + double y; + int i; + + for ( i = 0; i < 25; i++ ) { + x = random_uniform( 0, 1 ); + alpha = random_uniform( 0, 10 ) + 3.0; + beta = random_uniform( 0, 10 ); + y = stdlib_base_dists_pareto_type1_logpdf( x, alpha, beta ); + printf( "x: %lf, α: %lf, β: %lf, logpdf(X;α,β): %lf\n", x, alpha, beta, y ); + } +} diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include.gypi b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include.gypi new file mode 100644 index 000000000000..575cb043c0bf --- /dev/null +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include.gypi @@ -0,0 +1,53 @@ +# @license Apache-2.0 +# +# Copyright (c) 2024 The Stdlib Authors. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +# A GYP include file for building a Node.js native add-on. +# +# Main documentation: +# +# [1]: https://gyp.gsrc.io/docs/InputFormatReference.md +# [2]: https://gyp.gsrc.io/docs/UserDocumentation.md +{ + # Define variables to be used throughout the configuration for all targets: + 'variables': { + # Source directory: + 'src_dir': './src', + + # Include directories: + 'include_dirs': [ + '= beta ) { + num = stdlib_base_ln( alpha ) + ( alpha * stdlib_base_ln( beta ) ); + denom = ( alpha + 1.0 ) * stdlib_base_ln( x ); + return num - denom; + } + return STDLIB_CONSTANT_FLOAT64_NINF; +} diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/test/test.native.js b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/test/test.native.js new file mode 100644 index 000000000000..1dad4e2fbe4f --- /dev/null +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/test/test.native.js @@ -0,0 +1,212 @@ +/** +* @license Apache-2.0 +* +* Copyright (c) 2024 The Stdlib Authors. +* +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ + +'use strict'; + +// MODULES // + +var resolve = require( 'path' ).resolve; +var tape = require( 'tape' ); +var tryRequire = require( '@stdlib/utils/try-require' ); +var isnan = require( '@stdlib/math/base/assert/is-nan' ); +var abs = require( '@stdlib/math/base/special/abs' ); +var PINF = require( '@stdlib/constants/float64/pinf' ); +var NINF = require( '@stdlib/constants/float64/ninf' ); +var EPS = require( '@stdlib/constants/float64/eps' ); + + +// VARIABLES // + +var logpdf = tryRequire( resolve( __dirname, './../lib/native.js' ) ); +var opts = { + 'skip': ( logpdf instanceof Error ) +}; + + +// FIXTURES // + +var largeAlpha = require( './fixtures/julia/large_alpha.json' ); +var largeBeta = require( './fixtures/julia/large_beta.json' ); +var bothLarge = require( './fixtures/julia/both_large.json' ); + + +// TESTS // + +tape( 'main export is a function', opts, function test( t ) { + t.ok( true, __filename ); + t.strictEqual( typeof logpdf, 'function', 'main export is a function' ); + t.end(); +}); + +tape( 'if provided `NaN` for any parameter, the function returns `NaN`', opts, function test( t ) { + var y = logpdf( NaN, 1.0, 1.0 ); + t.equal( isnan( y ), true, 'returns NaN' ); + y = logpdf( 0.0, NaN, 1.0 ); + t.equal( isnan( y ), true, 'returns NaN' ); + y = logpdf( 0.0, 1.0, NaN ); + t.equal( isnan( y ), true, 'returns NaN' ); + t.end(); +}); + +tape( 'if provided a number smaller than `beta` for `x` and a valid `alpha` and `beta`, the function returns `-Infinity`', opts, function test( t ) { + var y = logpdf( NINF, 1.0, 1.0 ); + t.equal( y, NINF, 'returns -Infinity' ); + + y = logpdf( -100.0, 1.0, 1.0 ); + t.equal( y, NINF, 'returns -Infinity' ); + + y = logpdf( -10.0, 1.0, 1.0 ); + t.equal( y, NINF, 'returns -Infinity' ); + + y = logpdf( -0.5, 1.0, 1.0 ); + t.equal( y, NINF, 'returns -Infinity' ); + + y = logpdf( 0.5, 1.0, 1.0 ); + t.equal( y, NINF, 'returns -Infinity' ); + + t.end(); +}); + +tape( 'if provided `alpha <= 0`, the function returns `NaN`', opts, function test( t ) { + var y; + + y = logpdf( 2.0, -1.0, 2.0 ); + t.equal( isnan( y ), true, 'returns NaN' ); + + y = logpdf( 0.0, -1.0, 2.0 ); + t.equal( isnan( y ), true, 'returns NaN' ); + + y = logpdf( 2.0, NINF, 1.0 ); + t.equal( isnan( y ), true, 'returns NaN' ); + + y = logpdf( 2.0, NINF, PINF ); + t.equal( isnan( y ), true, 'returns NaN' ); + + y = logpdf( 2.0, NINF, NINF ); + t.equal( isnan( y ), true, 'returns NaN' ); + + y = logpdf( 2.0, NINF, NaN ); + t.equal( isnan( y ), true, 'returns NaN' ); + + t.end(); +}); + +tape( 'if provided `beta <= 0`, the function returns `NaN`', opts, function test( t ) { + var y; + + y = logpdf( 2.0, 2.0, -1.0 ); + t.equal( isnan( y ), true, 'returns NaN' ); + + y = logpdf( 0.0, 2.0, -1.0 ); + t.equal( isnan( y ), true, 'returns NaN' ); + + y = logpdf( 2.0, 1.0, NINF ); + t.equal( isnan( y ), true, 'returns NaN' ); + + y = logpdf( 2.0, PINF, NINF ); + t.equal( isnan( y ), true, 'returns NaN' ); + + y = logpdf( 2.0, NINF, NINF ); + t.equal( isnan( y ), true, 'returns NaN' ); + + y = logpdf( 2.0, NaN, NINF ); + t.equal( isnan( y ), true, 'returns NaN' ); + + t.end(); +}); + +tape( 'the function evaluates the logpdf for `x` given large `alpha` and `beta`', opts, function test( t ) { + var expected; + var delta; + var alpha; + var beta; + var tol; + var i; + var x; + var y; + + expected = bothLarge.expected; + x = bothLarge.x; + alpha = bothLarge.alpha; + beta = bothLarge.beta; + for ( i = 0; i < x.length; i++ ) { + y = logpdf( x[i], alpha[i], beta[i] ); + if ( y === expected[i] ) { + t.equal( y, expected[i], 'x: '+x[i]+', alpha: '+alpha[i]+', beta: '+beta[i]+', y: '+y+', expected: '+expected[i] ); + } else { + delta = abs( y - expected[ i ] ); + tol = 40.0 * EPS * abs( expected[ i ] ); + t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. alpha: '+alpha[i]+'. beta: '+beta[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' ); + } + } + t.end(); +}); + +tape( 'the function evaluates the logpdf for `x` given large parameter `alpha`', opts, function test( t ) { + var expected; + var delta; + var alpha; + var beta; + var tol; + var i; + var x; + var y; + + expected = largeAlpha.expected; + x = largeAlpha.x; + alpha = largeAlpha.alpha; + beta = largeAlpha.beta; + for ( i = 0; i < x.length; i++ ) { + y = logpdf( x[i], alpha[i], beta[i] ); + if ( y === expected[i] ) { + t.equal( y, expected[i], 'x: '+x[i]+', alpha: '+alpha[i]+', beta: '+beta[i]+', y: '+y+', expected: '+expected[i] ); + } else { + delta = abs( y - expected[ i ] ); + tol = 40.0 * EPS * abs( expected[ i ] ); + t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. alpha: '+alpha[i]+'. beta: '+beta[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' ); + } + } + t.end(); +}); + +tape( 'the function evaluates the logpdf for `x` given large parameter `beta`', opts, function test( t ) { + var expected; + var delta; + var alpha; + var beta; + var tol; + var i; + var x; + var y; + + expected = largeBeta.expected; + x = largeBeta.x; + alpha = largeBeta.alpha; + beta = largeBeta.beta; + for ( i = 0; i < x.length; i++ ) { + y = logpdf( x[i], alpha[i], beta[i] ); + if ( y === expected[i] ) { + t.equal( y, expected[i], 'x: '+x[i]+', alpha: '+alpha[i]+', beta: '+beta[i]+', y: '+y+', expected: '+expected[i] ); + } else { + delta = abs( y - expected[ i ] ); + tol = 20.0 * EPS * abs( expected[ i ] ); + t.ok( delta <= tol, 'within tolerance. x: '+x[ i ]+'. alpha: '+alpha[i]+'. beta: '+beta[i]+'. y: '+y+'. E: '+expected[ i ]+'. Δ: '+delta+'. tol: '+tol+'.' ); + } + } + t.end(); +}); From 280e1df24e2477712a9117be8a2d6d30ca3214a8 Mon Sep 17 00:00:00 2001 From: stdlib-bot <82920195+stdlib-bot@users.noreply.github.com> Date: Mon, 16 Jun 2025 22:36:42 +0000 Subject: [PATCH 2/3] chore: update copyright years --- .../dists/pareto-type1/logpdf/benchmark/benchmark.native.js | 2 +- .../stats/base/dists/pareto-type1/logpdf/benchmark/c/Makefile | 2 +- .../base/dists/pareto-type1/logpdf/benchmark/c/benchmark.c | 2 +- .../@stdlib/stats/base/dists/pareto-type1/logpdf/binding.gyp | 2 +- .../stats/base/dists/pareto-type1/logpdf/examples/c/Makefile | 2 +- .../stats/base/dists/pareto-type1/logpdf/examples/c/example.c | 2 +- .../@stdlib/stats/base/dists/pareto-type1/logpdf/include.gypi | 2 +- .../include/stdlib/stats/base/dists/pareto-type1/logpdf.h | 2 +- .../@stdlib/stats/base/dists/pareto-type1/logpdf/lib/native.js | 2 +- .../@stdlib/stats/base/dists/pareto-type1/logpdf/src/Makefile | 2 +- .../@stdlib/stats/base/dists/pareto-type1/logpdf/src/addon.c | 2 +- .../@stdlib/stats/base/dists/pareto-type1/logpdf/src/main.c | 2 +- .../stats/base/dists/pareto-type1/logpdf/test/test.native.js | 2 +- 13 files changed, 13 insertions(+), 13 deletions(-) diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/benchmark.native.js b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/benchmark.native.js index 3855e8142c4b..d282b79ba56c 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/benchmark.native.js +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/benchmark.native.js @@ -1,7 +1,7 @@ /** * @license Apache-2.0 * -* Copyright (c) 2024 The Stdlib Authors. +* Copyright (c) 2025 The Stdlib Authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/c/Makefile b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/c/Makefile index f69e9da2b4d3..a4bd7b38fd74 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/c/Makefile +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/c/Makefile @@ -1,7 +1,7 @@ #/ # @license Apache-2.0 # -# Copyright (c) 2024 The Stdlib Authors. +# Copyright (c) 2025 The Stdlib Authors. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/c/benchmark.c b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/c/benchmark.c index cc1554533758..30181000f4a3 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/c/benchmark.c +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/c/benchmark.c @@ -1,7 +1,7 @@ /** * @license Apache-2.0 * -* Copyright (c) 2024 The Stdlib Authors. +* Copyright (c) 2025 The Stdlib Authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/binding.gyp b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/binding.gyp index ec3992233442..68a1ca11d160 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/binding.gyp +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/binding.gyp @@ -1,6 +1,6 @@ # @license Apache-2.0 # -# Copyright (c) 2024 The Stdlib Authors. +# Copyright (c) 2025 The Stdlib Authors. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/Makefile b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/Makefile index 6aed70daf167..25ced822f96a 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/Makefile +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/Makefile @@ -1,7 +1,7 @@ #/ # @license Apache-2.0 # -# Copyright (c) 2024 The Stdlib Authors. +# Copyright (c) 2025 The Stdlib Authors. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/example.c b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/example.c index 07d21d43781c..c699816b80c0 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/example.c +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/example.c @@ -1,7 +1,7 @@ /** * @license Apache-2.0 * -* Copyright (c) 2024 The Stdlib Authors. +* Copyright (c) 2025 The Stdlib Authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include.gypi b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include.gypi index 575cb043c0bf..ecfaf82a3279 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include.gypi +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include.gypi @@ -1,6 +1,6 @@ # @license Apache-2.0 # -# Copyright (c) 2024 The Stdlib Authors. +# Copyright (c) 2025 The Stdlib Authors. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include/stdlib/stats/base/dists/pareto-type1/logpdf.h b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include/stdlib/stats/base/dists/pareto-type1/logpdf.h index 569d894ae8a8..4b4d0c506dc0 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include/stdlib/stats/base/dists/pareto-type1/logpdf.h +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include/stdlib/stats/base/dists/pareto-type1/logpdf.h @@ -1,7 +1,7 @@ /** * @license Apache-2.0 * -* Copyright (c) 2024 The Stdlib Authors. +* Copyright (c) 2025 The Stdlib Authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/lib/native.js b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/lib/native.js index e679077be507..14200b1770c8 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/lib/native.js +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/lib/native.js @@ -1,7 +1,7 @@ /** * @license Apache-2.0 * -* Copyright (c) 2024 The Stdlib Authors. +* Copyright (c) 2025 The Stdlib Authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/Makefile b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/Makefile index bcf18aa46655..7733b6180cb4 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/Makefile +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/Makefile @@ -1,7 +1,7 @@ #/ # @license Apache-2.0 # -# Copyright (c) 2024 The Stdlib Authors. +# Copyright (c) 2025 The Stdlib Authors. # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/addon.c b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/addon.c index 8285700a8892..3f41b9005786 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/addon.c +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/addon.c @@ -1,7 +1,7 @@ /** * @license Apache-2.0 * -* Copyright (c) 2024 The Stdlib Authors. +* Copyright (c) 2025 The Stdlib Authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/main.c b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/main.c index 73a9fbd0a982..24bdb3097174 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/main.c +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/main.c @@ -1,7 +1,7 @@ /** * @license Apache-2.0 * -* Copyright (c) 2024 The Stdlib Authors. +* Copyright (c) 2025 The Stdlib Authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/test/test.native.js b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/test/test.native.js index 1dad4e2fbe4f..2be8d2d27f43 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/test/test.native.js +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/test/test.native.js @@ -1,7 +1,7 @@ /** * @license Apache-2.0 * -* Copyright (c) 2024 The Stdlib Authors. +* Copyright (c) 2025 The Stdlib Authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. From 7fcf43f03997630018e4d2749e55bbada5c1022f Mon Sep 17 00:00:00 2001 From: Philipp Burckhardt Date: Mon, 16 Jun 2025 20:58:44 -0500 Subject: [PATCH 3/3] fix: apply standard C implementation fixes to pareto-type1/logpdf --- type: pre_commit_static_analysis_report description: Results of running static analysis checks when committing changes. report: - task: lint_filenames status: passed - task: lint_editorconfig status: passed - task: lint_markdown status: passed - task: lint_package_json status: na - task: lint_repl_help status: na - task: lint_javascript_src status: passed - task: lint_javascript_cli status: na - task: lint_javascript_examples status: na - task: lint_javascript_tests status: na - task: lint_javascript_benchmarks status: passed - task: lint_python status: na - task: lint_r status: na - task: lint_c_src status: passed - task: lint_c_examples status: passed - task: lint_c_benchmarks status: na - task: lint_c_tests_fixtures status: na - task: lint_shell status: na - task: lint_typescript_declarations status: na - task: lint_typescript_tests status: na - task: lint_license_headers status: passed --- --- .../base/dists/pareto-type1/logpdf/README.md | 21 ++++---- .../logpdf/benchmark/benchmark.native.js | 8 ++-- .../pareto-type1/logpdf/examples/c/example.c | 8 ++-- .../stats/base/dists/pareto-type1/logpdf.h | 2 +- .../dists/pareto-type1/logpdf/lib/native.js | 1 + .../base/dists/pareto-type1/logpdf/src/main.c | 48 ++----------------- 6 files changed, 27 insertions(+), 61 deletions(-) diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/README.md b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/README.md index 707b2e6c730d..7728ac2d3bd5 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/README.md +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/README.md @@ -194,7 +194,7 @@ for ( i = 0; i < 10; i++ ) { #### stdlib_base_dists_pareto_type1_logpdf( x, alpha, beta ) -Returns the logpdf of a Pareto (Type I) distribution. +Evaluates the natural logarithm of the probability density function (PDF) for a Pareto (Type I) distribution with parameters `alpha` (shape parameter) and `beta` (scale parameter). ```c double y = stdlib_base_dists_pareto_type1_logpdf( 4.0, 1.0, 1.0 ); @@ -203,9 +203,9 @@ double y = stdlib_base_dists_pareto_type1_logpdf( 4.0, 1.0, 1.0 ); The function accepts the following arguments: -- **x**: `[in] double` first shape parameter. -- **alpha**: `[in] double` second shape parameter. -- **beta**: `[in] double` third shape parameter. +- **x**: `[in] double` input value. +- **alpha**: `[in] double` shape parameter. +- **beta**: `[in] double` scale parameter. ```c double stdlib_base_dists_pareto_type1_logpdf( const double x, const double alpha, const double beta ); @@ -219,27 +219,32 @@ double stdlib_base_dists_pareto_type1_logpdf( const double x, const double alpha
+ ### Examples + ```c #include "stdlib/stats/base/dists/pareto-type1/logpdf.h" #include #include + static double random_uniform( const double min, const double max ) { double v = (double)rand() / ( (double)RAND_MAX + 1.0 ); return min + ( v*(max-min) ); } + int main( void ) { double alpha; double beta; double x; double y; int i; + for ( i = 0; i < 25; i++ ) { - alpha = random_uniform( 0, 10 ) + 3.0; - beta = random_uniform( 0, 10 ); - x = random_uniform( 0, 10 ); + alpha = random_uniform( 0.1, 5.0 ); + beta = random_uniform( alpha, alpha + 5.0 ); + x = random_uniform( beta, beta + 10.0 ); y = stdlib_base_dists_pareto_type1_logpdf( x, alpha, beta ); - printf( "x: %lf, α: %lf, β: %lf, logpdf(X,α,β): %lf\n", x, alpha, beta, y ); + printf( "x: %lf, α: %lf, β: %lf, ln(f(x;α,β)): %lf\n", x, alpha, beta, y ); } } ``` diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/benchmark.native.js b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/benchmark.native.js index d282b79ba56c..f3ee63b8c52c 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/benchmark.native.js +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/benchmark/benchmark.native.js @@ -24,7 +24,7 @@ var resolve = require( 'path' ).resolve; var bench = require( '@stdlib/bench' ); var Float64Array = require( '@stdlib/array/float64' ); var tryRequire = require( '@stdlib/utils/try-require' ); -var randu = require( '@stdlib/random/base/randu' ); +var uniform = require( '@stdlib/random/base/uniform' ); var isnan = require( '@stdlib/math/base/assert/is-nan' ); var EPS = require( '@stdlib/constants/float64/eps' ); var pkg = require( './../package.json' ).name; @@ -53,9 +53,9 @@ bench( pkg, opts, function benchmark( b ) { beta = new Float64Array( len ); x = new Float64Array( len ); for ( i = 0; i < len; i++ ) { - x[ i ] = ( randu() * 10.0 ) + 3.0 + EPS; - alpha[ i ] = ( randu() * 10.0 ) + 3.0 + EPS; - beta[ i ] = ( randu() * 10.0 ) + EPS; + alpha[ i ] = uniform( EPS, 100.0 ); + beta[ i ] = uniform( 3.0 + EPS, 100.0 ); + x[ i ] = uniform( EPS, 20.0 ); } b.tic(); diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/example.c b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/example.c index c699816b80c0..44801ab76443 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/example.c +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/examples/c/example.c @@ -33,10 +33,10 @@ int main( void ) { int i; for ( i = 0; i < 25; i++ ) { - x = random_uniform( 0, 1 ); - alpha = random_uniform( 0, 10 ) + 3.0; - beta = random_uniform( 0, 10 ); + x = random_uniform( 0.1, 10.0 ); + alpha = random_uniform( 0.1, 5.0 ); + beta = random_uniform( alpha, alpha + 5.0 ); y = stdlib_base_dists_pareto_type1_logpdf( x, alpha, beta ); - printf( "x: %lf, α: %lf, β: %lf, logpdf(X;α,β): %lf\n", x, alpha, beta, y ); + printf( "x: %lf, α: %lf, β: %lf, ln(f(x;α,β)): %lf\n", x, alpha, beta, y ); } } diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include/stdlib/stats/base/dists/pareto-type1/logpdf.h b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include/stdlib/stats/base/dists/pareto-type1/logpdf.h index 4b4d0c506dc0..0458b186974e 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include/stdlib/stats/base/dists/pareto-type1/logpdf.h +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/include/stdlib/stats/base/dists/pareto-type1/logpdf.h @@ -27,7 +27,7 @@ extern "C" { #endif /** -* Returns the logpdf of a Pareto (Type I) distribution. +* Evaluates the logpdf of a Pareto (Type I) distribution. */ double stdlib_base_dists_pareto_type1_logpdf( const double x, const double alpha, const double beta ); diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/lib/native.js b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/lib/native.js index 14200b1770c8..3d673d4d313c 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/lib/native.js +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/lib/native.js @@ -28,6 +28,7 @@ var addon = require( './../src/addon.node' ); /** * Evaluates the natural logarithm of the probability density function (PDF) for a Pareto (Type I) distribution with shape parameter `alpha` and scale parameter `beta` at a value `x`. * +* @private * @param {number} x - input value * @param {PositiveNumber} alpha - shape parameter * @param {PositiveNumber} beta - scale parameter diff --git a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/main.c b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/main.c index 24bdb3097174..cd739813be45 100644 --- a/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/main.c +++ b/lib/node_modules/@stdlib/stats/base/dists/pareto-type1/logpdf/src/main.c @@ -27,54 +27,14 @@ /** * Evaluates the natural logarithm of the probability density function (PDF) for a Pareto (Type I) distribution with shape parameter `alpha` and scale parameter `beta` at a value `x`. * -* @param {number} x - input value -* @param {PositiveNumber} alpha - shape parameter -* @param {PositiveNumber} beta - scale parameter -* @returns {number} evaluated logPDF +* @param x input value +* @param alpha shape parameter +* @param beta scale parameter +* @return evaluated logPDF * * @example * double y = stdlib_base_dists_pareto_type1_logpdf( 4.0, 1.0, 1.0 ); * // returns ~-2.773 -* -* @example -* double y = stdlib_base_dists_pareto_type1_logpdf( 20.0, 1.0, 10.0 ); -* // returns ~-3.689 -* -* @example -* double y = stdlib_base_dists_pareto_type1_logpdf( 7.0, 2.0, 6.0 ); -* // returns ~-1.561 -* -* @example -* double y = stdlib_base_dists_pareto_type1_logpdf( 7.0, 6.0, 3.0 ); -* // returns ~-5.238 -* -* @example -* double y = stdlib_base_dists_pareto_type1_logpdf( 1.0, 4.0, 2.0 ); -* // returns -Infinity -* -* @example -* double y = stdlib_base_dists_pareto_type1_logpdf( 1.5, 4.0, 2.0 ); -* // returns -Infinity -* -* @example -* double y = stdlib_base_dists_pareto_type1_logpdf( 0.5, -1.0, 0.5 ); -* // returns NaN -* -* @example -* double y = stdlib_base_dists_pareto_type1_logpdf( 0.5, 0.5, -1.0 ); -* // returns NaN -* -* @example -* double y = stdlib_base_dists_pareto_type1_logpdf( NaN, 1.0, 1.0 ); -* // returns NaN -* -* @example -* double y = stdlib_base_dists_pareto_type1_logpdf( 0.5, NaN, 1.0 ); -* // returns NaN -* -* @example -* double y = stdlib_base_dists_pareto_type1_logpdf( 0.5, 1.0, NaN ); -* // returns NaN */ double stdlib_base_dists_pareto_type1_logpdf( const double x, const double alpha, const double beta ) { double denom;