List view

Incremental SVD directly from file

enhancementNew feature or requestNew feature or request

high-level functionsHigh-level machine-learning algorithmsHigh-level machine-learning algorithms

linalg

stale

Status: Open.

Feature

#1853 In helmholtz-analytics/heat;

· mrfh92 opened on Apr 10, 2025

Improve implementation of LASSO

enhancementNew feature or requestNew feature or request

stale

Status: Open.

#2055 In helmholtz-analytics/heat;

· mrfh92 opened on Dec 1, 2025

Scheduled release prep improvements

release-prep

stale

Status: Open.

#2169 In helmholtz-analytics/heat;

· ClaudiaComito opened on Mar 3, 2026

Implementation of local outlier factor

classification

cluster

core

features

indexing

spatial

Status: Open (in progress).

helmholtz-analytics/heatnumber 1825

#1825 In helmholtz-analytics/heat;

· Hakdag97 opened on Mar 14, 2025

Feature: NumPy-compliant distributed advanced indexing

benchmark PR

core

enhancementNew feature or requestNew feature or request

indexing

linalg

testingImplementation of tests, or test-related issuesImplementation of tests, or test-related issues

Status: Open (in progress).

helmholtz-analytics/heatnumber 938

#938 In helmholtz-analytics/heat;

· ClaudiaComito opened on Mar 24, 2022

Spectral clustering: support pre-calculated affinity matrix, revamp API

cluster

features

Status: Open (in progress).

helmholtz-analytics/heatnumber 1835

#1835 In helmholtz-analytics/heat;

· ClaudiaComito opened on Mar 21, 2025

Tutorial for local outlier factor

Status: Open (in progress).

helmholtz-analytics/heatnumber 2013

#2013 In helmholtz-analytics/heat;

· Hakdag97 opened on Oct 29, 2025

Features/1900 image transformations beyond fft

features

Status: Open (in progress).

helmholtz-analytics/heatnumber 2048

#2048 In helmholtz-analytics/heat;

· markak47 opened on Nov 28, 2025

Indexing not Stable

bugSomething isn't workingSomething isn't working

indexing

Status: Open.

Bug

#703 In helmholtz-analytics/heat;

· Inzlinger opened on Dec 7, 2020

indexing vectors with index arrays

bugSomething isn't workingSomething isn't working

communication

indexing

Status: Open.

#824 In helmholtz-analytics/heat;

· mtar opened on Jun 28, 2021

[Bug]: Errors in edge cases in parallel matrix multiplication

❗High priority, urgentHigh priority, urgent

bugSomething isn't workingSomething isn't working

Status: Open.

#2093 In helmholtz-analytics/heat;

· brownbaerchen opened on Jan 9, 2026

[Bug]: Unexpected masking behavior

bugSomething isn't workingSomething isn't working

stale

Status: Open.

#2135 In helmholtz-analytics/heat;

· brownbaerchen opened on Feb 19, 2026

setitem indexing with Lists

bugSomething isn't workingSomething isn't working

indexing

Status: Open.

#918 In helmholtz-analytics/heat;

· mtar opened on Feb 18, 2022

Add datatype related functions known from other libraries

enhancementNew feature or requestNew feature or request

stale

Status: Open.

#2095 In helmholtz-analytics/heat;

· brownbaerchen opened on Jan 12, 2026

Add basic sanity checks to DNDarray

bugSomething isn't workingSomething isn't working

Status: Draft (not ready).

helmholtz-analytics/heatnumber 2137

#2137 In helmholtz-analytics/heat;

· brownbaerchen opened on Feb 20, 2026

Image transformations beyond FFT

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#1900 In helmholtz-analytics/heat;

· lolacaro opened on Jun 27, 2025

Getting started on interoperability tutorial

documentationAnything related to documentationAnything related to documentation

HeatHubThe HeatHub project, as part of Science Serve, aims to foster the Heat community.The HeatHub project, as part of Science Serve, aims to foster the Heat community.

Status: Draft (not ready).

helmholtz-analytics/heatnumber 2154

#2154 In helmholtz-analytics/heat;

· brownbaerchen opened on Feb 26, 2026

permute versus shuffle

enhancementNew feature or requestNew feature or request

Status: Open.

Task

#2019 In helmholtz-analytics/heat;

· JuanPedroGHM opened on Nov 5, 2025

Incremental SVD directly from zarr file

enhancementNew feature or requestNew feature or request

good first issueGood for newcomersGood for newcomers

high-level functionsHigh-level machine-learning algorithmsHigh-level machine-learning algorithms

linalg

Status: Open.

Feature

#2003 In helmholtz-analytics/heat;

· LScheib opened on Oct 23, 2025

[Bug]: Minor bugs regarding IncrementalPCA()

bugSomething isn't workingSomething isn't working

stale

Status: Open.

#2006 In helmholtz-analytics/heat;

· LScheib opened on Oct 23, 2025

Clustering validation metrics

enhancementNew feature or requestNew feature or request

Status: Open.

#2189 In helmholtz-analytics/heat;

· ClaudiaComito opened on Mar 10, 2026

Allow users to run tutorials on any hardware

enhancementNew feature or requestNew feature or request

HeatHubThe HeatHub project, as part of Science Serve, aims to foster the Heat community.The HeatHub project, as part of Science Serve, aims to foster the Heat community.

Status: Open.

#2221 In helmholtz-analytics/heat;

· brownbaerchen opened on Mar 23, 2026

Download datasets used in tutorials

enhancementNew feature or requestNew feature or request

Status: Open.

#2218 In helmholtz-analytics/heat;

· brownbaerchen opened on Mar 23, 2026

When to build repo2docker images?

enhancementNew feature or requestNew feature or request

Status: Open.

#2219 In helmholtz-analytics/heat;

· brownbaerchen opened on Mar 23, 2026

Enable users to switch to different hardware configurations through Jupyter4NFDI

enhancementNew feature or requestNew feature or request

Status: Open.

#2220 In helmholtz-analytics/heat;

· brownbaerchen opened on Mar 23, 2026