spacetelescope/drizzle: Added propagation of errors and DQ flags. Bug fixes.

Zenodo (CERN European Organization for Nuclear Research) 2026 Open access

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Authors: Bernie Simon, Thomas Robitaille, Mihai Cara, P. L. Lim, Zach Burnett, James Davies, Michael Droettboom, Erik J. Tollerud, E. M. Bray, Larry Bradley, Matt Craig, Christoph Deil
+14 more Joseph S. Hunkeler, Adam G. Ginsburg, O. Streicher, K. Barbary, Brigitta Sipőcz, Brett Graham, Ken MacDonald, Jamie Noss, William Jamieson, Wolfgang Kerzendorf, Steve Crawford, Timothy D. Brandt, Zane Geiger, Hans Moritz Günther
DOI: 10.5281/zenodo.18167445
Cited by: 0

Abstract

What's Changed Improvements: Add support for co-adding with squared weights (can be used for standard error propagation) by @mcara in https://github.com/spacetelescope/drizzle/pull/163 Add support for propagation of DQ flags by @mcara in https://github.com/spacetelescope/drizzle/pull/206 Add a warning about ignoring pixfrac with Lanczos kernel by @mcara in https://github.com/spacetelescope/drizzle/pull/202 Bug Fixes: fillval and fillval2 should be independent by @mcara in https://github.com/spacetelescope/drizzle/pull/200 Fix issues with Lanczos resampling by @mcara in https://github.com/spacetelescope/drizzle/pull/198 Replace 'scale' with two independent parameters: 'iscale' and 'kscale' by @mcara in https://github.com/spacetelescope/drizzle/pull/203 Miscellaneous: Add a warning about possible issues with sinc interpolation in tblot by @mcara in https://github.com/spacetelescope/drizzle/pull/213 Full Changelog: https://github.com/spacetelescope/drizzle/compare/2.1.1...2.2.0

Publication details

Journal / source
Zenodo (CERN European Organization for Nuclear Research)
Publication date
6 January 2026