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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: passed
  • task: lint_javascript_src status: na
  • task: lint_javascript_cli status: na
  • task: lint_javascript_examples status: na
  • task: lint_javascript_tests status: na
  • task: lint_javascript_benchmarks status: na
  • task: lint_python status: na
  • task: lint_r status: na
  • task: lint_c_src status: missing_dependencies
  • task: lint_c_examples status: na
  • 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: passed
  • task: lint_license_headers status: passed ---

Resolves None

Description

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This pull request:

  • chore: minor cleanup in stats/strided/dcovarmtk

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  • resolves None

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---
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: passed
  - task: lint_javascript_src
    status: na
  - task: lint_javascript_cli
    status: na
  - task: lint_javascript_examples
    status: na
  - task: lint_javascript_tests
    status: na
  - task: lint_javascript_benchmarks
    status: na
  - task: lint_python
    status: na
  - task: lint_r
    status: na
  - task: lint_c_src
    status: missing_dependencies
  - task: lint_c_examples
    status: na
  - 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: passed
  - task: lint_license_headers
    status: passed
---
@stdlib-bot stdlib-bot added Statistics Issue or pull request related to statistical functionality. Needs Review A pull request which needs code review. labels Jul 14, 2025
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stdlib-bot commented Jul 14, 2025

Coverage Report

Package Statements Branches Functions Lines
stats/strided/dcovarmtk $\color{green}382/382$
$\color{green}+100.00\%$
$\color{green}18/18$
$\color{green}+100.00\%$
$\color{green}4/4$
$\color{green}+100.00\%$
$\color{green}382/382$
$\color{green}+100.00\%$

The above coverage report was generated for the changes in this PR.

@@ -131,7 +131,7 @@ The `N` and stride parameters determine which elements in the strided arrays are
var Float64Array = require( '@stdlib/array/float64' );

var x = new Float64Array( [ 1.0, 2.0, 2.0, -7.0, -2.0, 3.0, 4.0, 2.0 ] );
var y = new Float64Array( [ -7.0, 2.0, 2.0, 1.0, -2.0, 2.0, 3.0, 4.0 ] );
var y = new Float64Array( [ 2.0, 1.0, 2.0, 1.0, -2.0, 2.0, 3.0, 4.0 ] );
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@gururaj1512 Are you sure about this change?

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@gururaj1512 gururaj1512 Jul 14, 2025

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For previous array the mean of accessed elements was -1.0.

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Yeah, this example is off. Your proposed changes ensure a mean of 1.25; however, the covariance is no longer 6 based on my hand calculation.

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Appologies! this returns 5.25.

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Also why didn't a lint error occured here?

@kgryte kgryte added GSoC Google Summer of Code. gsoc: 2025 Google Summer of Code (2025). labels Jul 14, 2025
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Here changed strideX to sx to make it similar to ndarray method

Signed-off-by: Gururaj Gurram <[email protected]>
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3 participants