Video: What is Deconvolution?

Deconvolution does not add detail to an image or increase its resolution. All any deconvolution algorithm does – or tries its best to do – is to restore contrast to existing detail in an image. In this video from May 7th, 2023…

GradientXTerminator 1.6.0 Release

GradientXTerminator 1.6.0 has been released. In terms of features, this is a minor update: 32-bit RGB and greyscale image processing has been enabled when using GradientXTerminator with Affinity Photo. UPDATE: The Affinity Photo bug mentioned below has been corrected by…

Drizzle plus deconvolution: a killer combination

Drizzle is a technique for combining multiple exposures of the same scene that can recover resolution lost to undersampling. That’s the theory, anyway, and it does do what is says on the tin, but there is a problem: the recovered…

StarXTerminator Version 2/AI 11 Release Notes

StarXTerminator 2.0 with AI version 11 is now released for both PixInsight and Photoshop/Affinity Photo, and is available for download. This is a major update with the following changes: PixInsight-specific changes: Photoshop-specific changes: Updating PixInsight PixInsight updates should be automatic…

Video: AI for Astrophotography

What is AI? What is a neural network? In this presentation from the 2022 Advanced Imaging Conference I give both a high-level and low-level, nuts and bolts view of these powerful mathematical engines. Posted by gracious permission from the board…