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bench: refactor random number generation in stats/base/dists/laplace #5270

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Merged
merged 7 commits into from
Mar 5, 2025
Merged

bench: refactor random number generation in stats/base/dists/laplace #5270

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b8e2d64
bench: refactor random number generation in JS benchmarks for stats/b…
gkbishnoi07 Feb 17, 2025
49584f1
Merge branch 'develop' of github.com:gkbishnoi07/stdlib into issue-4976
gkbishnoi07 Feb 21, 2025
263c7ce
applied changes
gkbishnoi07 Feb 21, 2025
0fff553
changes applied
gkbishnoi07 Mar 3, 2025
b6cf258
refactor: apply suggested change to dist.b condition
gkbishnoi07 Mar 3, 2025
3890967
Refactor benchmark.js to ensure consistency
gkbishnoi07 Mar 4, 2025
922656b
Refactor benchmark.js to ensure consistency
gkbishnoi07 Mar 4, 2025
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28 changes: 21 additions & 7 deletions lib/node_modules/@stdlib/stats/base/dists/laplace/cdf/benchmark/benchmark.js
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Original file line number Diff line number Diff line change
Expand Up @@ -21,7 +21,8 @@
// MODULES //

var bench = require( '@stdlib/bench' );
var randu = require( '@stdlib/random/base/randu' );
var Float64Array = require( '@stdlib/array/float64' );
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;
Expand All @@ -32,17 +33,25 @@ var cdf = require( './../lib' );

bench( pkg, function benchmark( b ) {
var scale;
var len;
var mu;
var x;
var y;
var i;

len = 100;
mu= new Float64Array( len );
scale = new Float64Array( len );
x = new Float64Array( len );
for ( i = 0; i < len; i++ ) {
x[ i ] = uniform( -100.0, 100.0 );
mu[ i ] = uniform( -50.0, 50.0 );
scale[ i ] = uniform( EPS, 20.0 );
}

b.tic();
for ( i = 0; i < b.iterations; i++ ) {
x = ( randu()*200.0 ) - 100;
mu = ( randu()*100.0 ) - 50.0;
scale = ( randu()*20.0 ) + EPS;
y = cdf( x, mu, scale );
y = cdf( x[ i % len ], mu[ i % len ], scale[ i % len ] );
if ( isnan( y ) ) {
b.fail( 'should not return NaN' );
}
Expand All @@ -58,19 +67,24 @@ bench( pkg, function benchmark( b ) {
bench( pkg+':factory', function benchmark( b ) {
var mycdf;
var scale;
var len;
var mu;
var x;
var y;
var i;

mu = 0.0;
scale = 1.5;
len = 100;
x = new Float64Array( len );
for ( i = 0; i < len; i++ ) {
x[ i ] = uniform( -2.0, 2.0 );
}
mycdf = cdf.factory( mu, scale );

b.tic();
for ( i = 0; i < b.iterations; i++ ) {
x = ( randu()*4.0 ) - 2.0;
y = mycdf( x );
y = mycdf( x[ i % len ] );
if ( isnan( y ) ) {
b.fail( 'should not return NaN' );
}
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