From a05d5f1da404666d6a97c4bce8ea0ed69e38d6e7 Mon Sep 17 00:00:00 2001 From: JaySoni1 Date: Sat, 22 Mar 2025 18:45:02 +0530 Subject: [PATCH 1/4] Update ndarray.js Signed-off-by: JaySoni1 --- .../@stdlib/stats/base/meanpn/lib/ndarray.js | 87 ++++++++++--------- 1 file changed, 44 insertions(+), 43 deletions(-) diff --git a/lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js b/lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js index 0707013def95..c7159e011d6c 100644 --- a/lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js +++ b/lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js @@ -1,20 +1,20 @@ -/** -* @license Apache-2.0 -* -* Copyright (c) 2020 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. -*/ +/** + * @license Apache-2.0 + * + * Copyright (c) 2020 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'; @@ -27,32 +27,33 @@ var gapxsumpw = require( '@stdlib/blas/ext/base/gapxsumpw' ).ndarray; // MAIN // /** -* Computes the arithmetic mean of a strided array using a two-pass error correction algorithm. -* -* ## Method -* -* - This implementation uses a two-pass approach, as suggested by Neely (1966). -* -* ## References -* -* - Neely, Peter M. 1966. "Comparison of Several Algorithms for Computation of Means, Standard Deviations and Correlation Coefficients." _Communications of the ACM_ 9 (7). Association for Computing Machinery: 496–99. doi:[10.1145/365719.365958](https://doi.org/10.1145/365719.365958). -* - Schubert, Erich, and Michael Gertz. 2018. "Numerically Stable Parallel Computation of (Co-)Variance." In _Proceedings of the 30th International Conference on Scientific and Statistical Database Management_. New York, NY, USA: Association for Computing Machinery. doi:[10.1145/3221269.3223036](https://doi.org/10.1145/3221269.3223036). -* -* @param {PositiveInteger} N - number of indexed elements -* @param {NumericArray} x - input array -* @param {integer} stride - stride length -* @param {NonNegativeInteger} offset - starting index -* @returns {number} arithmetic mean -* -* @example -* var floor = require( '@stdlib/math/base/special/floor' ); -* -* var x = [ 2.0, 1.0, 2.0, -2.0, -2.0, 2.0, 3.0, 4.0 ]; -* var N = floor( x.length / 2 ); -* -* var v = meanpn( N, x, 2, 1 ); -* // returns 1.25 -*/ + * Computes the arithmetic mean of a strided array using a two-pass error correction algorithm. + * + * ## Method + * + * - This implementation uses a two-pass approach, as suggested by Neely (1966). + * + * ## References + * + * - Neely, Peter M. 1966. "Comparison of Several Algorithms for Computation of Means, Standard Deviations and Correlation Coefficients." _Communications of the ACM_ 9 (7). Association for Computing Machinery: 496–99. doi:[10.1145/365719.365958](https://doi.org/10.1145/365719.365958). + * - Schubert, Erich, and Michael Gertz. 2018. "Numerically Stable Parallel Computation of (Co-)Variance." In _Proceedings of the 30th International Conference on Scientific and Statistical Database Management_. New York, NY, USA: Association for Computing Machinery. doi:[10.1145/3221269.3223036](https://doi.org/10.1145/3221269.3223036). + * + * @param {PositiveInteger} N - number of indexed elements + * @param {NumericArray} x - input array + * @param {integer} stride - stride length + * @param {NonNegativeInteger} offset - starting index + * @returns {number} arithmetic mean + * + * @example + * var floor = require( '@stdlib/math/base/special/floor' ); + * + * var x = [ 2.0, 1.0, 2.0, -2.0, -2.0, 2.0, 3.0, 4.0 ]; + * var N = floor( x.length / 2 ); + * + * var v = meanpn( N, x, 2, 1 ); + * // returns 1.25 + */ +// cspell:ignore meanpn function meanpn( N, x, stride, offset ) { var mu; var c; From 49632ac8ee1a7e328ffc675a65343095d048f84e Mon Sep 17 00:00:00 2001 From: JaySoni1 Date: Sat, 22 Mar 2025 19:03:42 +0530 Subject: [PATCH 2/4] Update ndarray.js Signed-off-by: JaySoni1 --- .../@stdlib/stats/base/meanpn/lib/ndarray.js | 90 +++++++++---------- 1 file changed, 44 insertions(+), 46 deletions(-) diff --git a/lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js b/lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js index c7159e011d6c..410271f66332 100644 --- a/lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js +++ b/lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js @@ -1,20 +1,20 @@ -/** - * @license Apache-2.0 - * - * Copyright (c) 2020 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. - */ +/** +* @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'; @@ -23,36 +23,35 @@ var gsumpw = require( '@stdlib/blas/ext/base/gsumpw' ).ndarray; var gapxsumpw = require( '@stdlib/blas/ext/base/gapxsumpw' ).ndarray; - // MAIN // /** - * Computes the arithmetic mean of a strided array using a two-pass error correction algorithm. - * - * ## Method - * - * - This implementation uses a two-pass approach, as suggested by Neely (1966). - * - * ## References - * - * - Neely, Peter M. 1966. "Comparison of Several Algorithms for Computation of Means, Standard Deviations and Correlation Coefficients." _Communications of the ACM_ 9 (7). Association for Computing Machinery: 496–99. doi:[10.1145/365719.365958](https://doi.org/10.1145/365719.365958). - * - Schubert, Erich, and Michael Gertz. 2018. "Numerically Stable Parallel Computation of (Co-)Variance." In _Proceedings of the 30th International Conference on Scientific and Statistical Database Management_. New York, NY, USA: Association for Computing Machinery. doi:[10.1145/3221269.3223036](https://doi.org/10.1145/3221269.3223036). - * - * @param {PositiveInteger} N - number of indexed elements - * @param {NumericArray} x - input array - * @param {integer} stride - stride length - * @param {NonNegativeInteger} offset - starting index - * @returns {number} arithmetic mean - * - * @example - * var floor = require( '@stdlib/math/base/special/floor' ); - * - * var x = [ 2.0, 1.0, 2.0, -2.0, -2.0, 2.0, 3.0, 4.0 ]; - * var N = floor( x.length / 2 ); - * - * var v = meanpn( N, x, 2, 1 ); - * // returns 1.25 - */ +* Computes the arithmetic mean of a strided array using a two-pass error correction algorithm. +* +* ## Method +* +* - This implementation uses a two-pass approach, as suggested by Neely (1966). +* +* ## References +* +* - Neely, Peter M. 1966. "Comparison of Several Algorithms for Computation of Means, Standard Deviations and Correlation Coefficients." _Communications of the ACM_ 9 (7). Association for Computing Machinery: 496–99. doi:[10.1145/365719.365958](https://doi.org/10.1145/365719.365958). +* - Schubert, Erich, and Michael Gertz. 2018. "Numerically Stable Parallel Computation of (Co-)Variance." In _Proceedings of the 30th International Conference on Scientific and Statistical Database Management_. New York, NY, USA: Association for Computing Machinery. doi:[10.1145/3221269.3223036](https://doi.org/10.1145/3221269.3223036). +* +* @param {PositiveInteger} N - number of indexed elements +* @param {NumericArray} x - input array +* @param {integer} stride - stride length +* @param {NonNegativeInteger} offset - starting index +* @returns {number} arithmetic mean +* +* @example +* var floor = require( '@stdlib/math/base/special/floor' ); +* +* var x = [ 2.0, 1.0, 2.0, -2.0, -2.0, 2.0, 3.0, 4.0 ]; +* var N = floor( x.length / 2 ); +* +* var v = meanpn( N, x, 2, 1 ); +* // returns 1.25 +*/ // cspell:ignore meanpn function meanpn( N, x, stride, offset ) { var mu; @@ -64,7 +63,7 @@ function meanpn( N, x, stride, offset ) { if ( N === 1 || stride === 0 ) { return x[ offset ]; } - // Compute an estimate for the meanpn: + // Compute an estimate for the mean: mu = gsumpw( N, x, stride, offset ) / N; // Compute an error term: @@ -73,7 +72,6 @@ function meanpn( N, x, stride, offset ) { return mu + c; } - // EXPORTS // module.exports = meanpn; From fef67082bacd99b9c8470e527af87f4e9a3cbfd2 Mon Sep 17 00:00:00 2001 From: JaySoni1 Date: Sat, 22 Mar 2025 19:11:13 +0530 Subject: [PATCH 3/4] Update ndarray.js Signed-off-by: JaySoni1 --- .../@stdlib/stats/base/meanpn/lib/ndarray.js | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js b/lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js index 410271f66332..b9327893493d 100644 --- a/lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js +++ b/lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js @@ -18,11 +18,13 @@ 'use strict'; + // MODULES // var gsumpw = require( '@stdlib/blas/ext/base/gsumpw' ).ndarray; var gapxsumpw = require( '@stdlib/blas/ext/base/gapxsumpw' ).ndarray; + // MAIN // /** @@ -53,6 +55,17 @@ var gapxsumpw = require( '@stdlib/blas/ext/base/gapxsumpw' ).ndarray; * // returns 1.25 */ // cspell:ignore meanpn + +/** +* Computes the arithmetic mean of a strided array using a two-pass error correction algorithm. +* +* @private +* @param {PositiveInteger} N - number of indexed elements +* @param {NumericArray} x - input array +* @param {integer} stride - stride length +* @param {NonNegativeInteger} offset - starting index +* @returns {number} arithmetic mean +*/ function meanpn( N, x, stride, offset ) { var mu; var c; @@ -72,6 +85,7 @@ function meanpn( N, x, stride, offset ) { return mu + c; } + // EXPORTS // module.exports = meanpn; From 251e90c26582fb19b5b39dd62370f21f4078cc89 Mon Sep 17 00:00:00 2001 From: JaySoni1 Date: Sat, 22 Mar 2025 19:18:37 +0530 Subject: [PATCH 4/4] Update ndarray.js Signed-off-by: JaySoni1 --- lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js b/lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js index b9327893493d..8243645ac94e 100644 --- a/lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js +++ b/lib/node_modules/@stdlib/stats/base/meanpn/lib/ndarray.js @@ -18,7 +18,6 @@ 'use strict'; - // MODULES // var gsumpw = require( '@stdlib/blas/ext/base/gsumpw' ).ndarray; @@ -54,6 +53,7 @@ var gapxsumpw = require( '@stdlib/blas/ext/base/gapxsumpw' ).ndarray; * var v = meanpn( N, x, 2, 1 ); * // returns 1.25 */ + // cspell:ignore meanpn /**