CosmoStat/shapepipe

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Shape Measurement Pipeline

Stars: 18
Forks: 14
Open beginner issues: 0
Indexed issues: 83
Avg merge: 8h 40m
Merged PRs (30d): 10

Dominant language: Python
License: MIT
Last GitHub push: Sep 14, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: help wanted

Beginner friendly Everything

Open All

83 open issues indexed

One ShapePipe workflow for data and image sims Open

CosmoStat/shapepipe#891 · 1 comment · 2 assignees · Opened Sep 12, 2026
Keep per-epoch exposure and CCD identity in the final catalog Open

Difficulty 3/5 1-2 days Newbie friendliness 78/100

CosmoStat/shapepipe#890 · Opened Sep 11, 2026
make_cat: objects ngmix never fit get NGMIX sentinels but MCAL_FLAGS = 0 Open

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

CosmoStat/shapepipe#889 · Opened Sep 10, 2026
Weighted vs unweighted m-bias disagree in the latest image-sim runs Open

CosmoStat/shapepipe#885 · 4 comments · 2 assignees · Opened Sep 8, 2026
Science spot checks on the 64-tile Nibi run before scaling to 1000 deg² Open

CosmoStat/shapepipe#884 · 1 comment · 2 assignees · Opened Sep 8, 2026
Emit the instrument flags as a healsparse defect map for the survey footprint Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

CosmoStat/shapepipe#878 · Opened Aug 31, 2026
Make image simulations available Open

CosmoStat/shapepipe#870 · 1 assignee · Opened Aug 21, 2026
Run MLCal on UNIONS data Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

CosmoStat/shapepipe#864 · Opened Jul 24, 2026
Run MLCal on blended galaxy image simulations Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

CosmoStat/shapepipe#863 · Opened Jul 24, 2026
Run MLCal on isolated galaxy image simulations Open

CosmoStat/shapepipe#862 · 1 assignee · Opened Jul 24, 2026
Run MLCal on UNIONS Open

CosmoStat/shapepipe#861 · 1 assignee · Opened Jul 24, 2026
ngmix mcal_flags records nothing when metacal fails wholesale Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

CosmoStat/shapepipe#853 · Opened Jul 17, 2026
Validate bright-star mask sizes via tangential shear around stars Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

CosmoStat/shapepipe#851 · Opened Jul 16, 2026
Masking unification: external healsparse masks throughout ShapePipe Open

enhancement

CosmoStat/shapepipe#845 · 2 comments · 2 assignees · Opened Jul 16, 2026
Star-catalogue depth (r<22→r<23) and PSF-selection bias from flux-radius cut Open

CosmoStat/shapepipe#840 · 1 assignee · Opened Jul 15, 2026
Exposure-level star/defect masking strategy Open

CosmoStat/shapepipe#839 · 2 comments · 1 assignee · Opened Jul 15, 2026
Build ~1000 deg2 mini shape catalogue for end-to-end pipeline test Open

CosmoStat/shapepipe#838 · 2 assignees · Opened Jul 15, 2026
Merge shape + photometry masks by intersection; build N(x)/randoms mask Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

CosmoStat/shapepipe#837 · Opened Jul 15, 2026
Confirm ShapePipe bad-pixel handling in cutouts (ignore vs noise-fill) Open

CosmoStat/shapepipe#835 · 1 comment · 1 assignee · Opened Jul 15, 2026
Investigate shear-noise/resolution anomaly on simple Gaussian non-grid sims Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

CosmoStat/shapepipe#834 · Opened Jul 15, 2026
Adopt Steven-Gwyn universal object IDs for v2 Open

CosmoStat/shapepipe#832 · 1 assignee · Opened Jul 15, 2026
A/B: azgauss vs fitgauss metacal reconvolution kernel Open

Difficulty 5/5 Over a week Newbie friendliness 45/100

CosmoStat/shapepipe#830 · Opened Jul 14, 2026
A/B: 4-fold weight symmetrisation — shape impact and S/N cost Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

CosmoStat/shapepipe#815 · Opened Jul 12, 2026
A/B: `BLEND_HANDLING = uberseg` vs `noisefill` — do the FLAGS=2 B-modes go away? Open

CosmoStat/shapepipe#814 · 1 assignee · Opened Jul 12, 2026
A/B validation of off-by-default shape-measurement options Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

CosmoStat/shapepipe#813 · 1 comment · Opened Jul 12, 2026
Dependency Dashboard Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

CosmoStat/shapepipe#798 · Opened Jul 9, 2026
Star & PSF measurement quality Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

CosmoStat/shapepipe#792 · Opened Jul 6, 2026
Adopt ruff linting (would have caught the un-raised-exception pattern) Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

CosmoStat/shapepipe#791 · Opened Jul 6, 2026
ngmix PSF fitter: drop the galaxy prior, adopt a metadetect-style dedicated PSF fit Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

CosmoStat/shapepipe#778 · Opened Jun 30, 2026
ShapePipe — longer-term improvements (not blocking the ngmix v2.0 merge) Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

CosmoStat/shapepipe#773 · Opened Jun 30, 2026
ngmix: the reduced-χ² anomaly on stars (error model) Open

CosmoStat/shapepipe#769 · 2 assignees · Opened Jun 30, 2026
ShapePipe verification test suite (live science guardrails) Open

tests

Difficulty 5/5 Over a week Newbie friendliness 35/100

CosmoStat/shapepipe#765 · 1 comment · Opened Jun 20, 2026
[NEW FEATURE] Fourth-order moments Open

enhancement

CosmoStat/shapepipe#697 · 2 assignees · Opened May 12, 2025
MCCD: restore to PSFEx parity Open

bug

CosmoStat/shapepipe#674 · 1 comment · 1 assignee · Opened Feb 23, 2024
[NEW FEATURE] Incorrect config file module section name Open

enhancement

CosmoStat/shapepipe#671 · 1 assignee · Opened Dec 21, 2023
[BUG] MPI on candide Open

bug

CosmoStat/shapepipe#667 · 1 assignee · Opened Nov 19, 2023
Extend size of bright star masks [BUG] Open

bug

CosmoStat/shapepipe#662 · 2 comments · 1 assignee · Opened Nov 8, 2023
Seed for random in SETools [BUG] Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

CosmoStat/shapepipe#659 · Opened Oct 17, 2023
[BUG] WCS ngmix bug Open

bug

CosmoStat/shapepipe#656 · 1 comment · 1 reaction · 1 assignee · Opened Oct 11, 2023
add object IDs to output catalog that correspond to sextractor catalog [NEW FEATURE] Open

enhancement

CosmoStat/shapepipe#655 · 1 assignee · Opened Sep 19, 2023
Clean up object size usage Open

clean up

CosmoStat/shapepipe#644 · 1 comment · 1 assignee · Opened Jul 20, 2023
[INSTALL ISSUE] MPI4PY installation bug Open

install issue

CosmoStat/shapepipe#643 · 1 comment · 1 assignee · Opened Jul 19, 2023
[BUG] change the PATH in post_proc_sp.bash into the right one Open

bug

CosmoStat/shapepipe#640 · 1 comment · 1 assignee · Opened Jul 4, 2023
[HELP] Open

help wanted

CosmoStat/shapepipe#635 · 4 comments · 1 assignee · Opened Jun 25, 2023
[NEW FEATURE] CI for Cent-OS Open

enhancement

CosmoStat/shapepipe#633 · 1 comment · 1 assignee · Opened Jun 7, 2023
[NEW FEATURE]Include sextractor FLUX_RADIUS in the final output catalog Open

enhancement

CosmoStat/shapepipe#631 · 1 comment · 1 assignee · Opened May 30, 2023
[BUG] MCCD interpolation Open

bug

CosmoStat/shapepipe#630 · 1 comment · 1 assignee · Opened May 30, 2023
[documentation] CORRECT_FILE_PATTERN Open

bug documentation help wanted

CosmoStat/shapepipe#622 · 1 assignee · Opened Apr 7, 2023
[Potential BUG] pixel scale in Messier config section Open

bug

CosmoStat/shapepipe#620 · 1 assignee · Opened Mar 29, 2023
[BUG]Problems with primary hdu Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 35/100

CosmoStat/shapepipe#619 · Opened Feb 24, 2023

CosmoStat/shapepipe

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