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feat: add stats/incr/nanmpcorr - #6155

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hans2001:feat/stats_incr_nanmpcorr
Jul 12, 2026
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Planeshifter merged 14 commits into
stdlib-js:developfrom
hans2001:feat/stats_incr_nanmpcorr

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@hans2001

@hans2001 hans2001 commented Mar 18, 2025 •

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Resolves #5600 .

Description

What is the purpose of this pull request?

This pull request is a thin wrapper around the existing @stdlib/stats/incr/mpcorr package. Unlike how NaN values are handled in mpcorr, where the entire window will be invalidated when a NaN is encountered - this new wrapper intercepts any update containing a NaN and skips it.(i.e. when a NaN is passed, the accumulator does not update its state and continues to return the last valid correlation value.)

This pull request:
test coverage:
Screenshot 2025-03-18 at 11 09 58 AM

example( sliding window size: 3 )
Screenshot 2025-03-18 at 5 09 51 PM

benchmarks:
Screenshot 2025-03-18 at 5 09 29 PM

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@stdlib-bot stdlib-bot added Statistics Issue or pull request related to statistical functionality. Good First PR A pull request resolving a Good First Issue. First-time Contributor A pull request from a contributor who has never previously committed to the project repository. Needs Review A pull request which needs code review. labels Mar 18, 2025
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Coverage Report

Package Statements Branches Functions Lines
stats/incr/nanmpcorr $\\color{green}168/168$
$\\color{green}+0.00\\%$
$\\color{green}13/13$
$\\color{green}+0.00\\%$
$\\color{green}2/2$
$\\color{green}+0.00\\%$
$\\color{green}168/168$
$\\color{green}+0.00\\%$

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

@hans2001
hans2001 marked this pull request as draft March 18, 2025 17:56
@stdlib-bot stdlib-bot removed the Needs Review A pull request which needs code review. label Mar 18, 2025
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@hans2001
hans2001 marked this pull request as ready for review March 18, 2025 21:09
@stdlib-bot stdlib-bot added the Needs Review A pull request which needs code review. label Mar 18, 2025
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Some late feedback; sorry we didn't get to it earlier.

@Planeshifter Planeshifter added Needs Changes Pull request which needs changes before being merged. and removed Needs Review A pull request which needs code review. labels Mar 10, 2026
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Planeshifter requested a review from a team July 12, 2026 03:38
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/stdlib merge

@stdlib-bot stdlib-bot added bot: In Progress Pull request is currently awaiting automation. Needs Review A pull request which needs code review. labels Jul 12, 2026
@Planeshifter Planeshifter changed the title Feat/stats incr nanmpcorr feat: add stats/incr/nanmpcorr Jul 12, 2026
stdlib-bot and others added 2 commits July 12, 2026 03:59
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@stdlib-bot stdlib-bot removed the bot: In Progress Pull request is currently awaiting automation. label Jul 12, 2026
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Signed-off-by: Philipp Burckhardt <pburckhardt@outlook.com>

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Thanks, @hans2001, for your PRs! Finally landing them.

@stdlib-bot stdlib-bot removed Needs Review A pull request which needs code review. Needs Changes Pull request which needs changes before being merged. labels Jul 12, 2026
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PR Commit Message

feat: add `stats/incr/nanmpcorr`

PR-URL: https://github.com/stdlib-js/stdlib/pull/6155
Closes: https://github.com/stdlib-js/stdlib/issues/5600

Co-authored-by: Philipp Burckhardt <pburckhardt@outlook.com>
Co-authored-by: stdlib-bot <noreply@stdlib.io>
Reviewed-by: Philipp Burckhardt <pburckhardt@outlook.com>
Signed-off-by: Philipp Burckhardt <pburckhardt@outlook.com>

Please review the above commit message and make any necessary adjustments.

@stdlib-bot stdlib-bot removed the First-time Contributor A pull request from a contributor who has never previously committed to the project repository. label Jul 12, 2026
@Planeshifter
Planeshifter merged commit 4038a2c into stdlib-js:develop Jul 12, 2026
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[RFC]: add stats/incr/nanmpcorr

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