Chandler AbrahaminColor and ImagingPaper Implementation: ‘A Simple Algorithm for Metamer Mismatch Bodies’In color imaging, metamer mismatch bodies are an important concept for quantifying metameric failure for a change in observer or a change…Oct 15, 2018Oct 15, 2018
Chandler AbrahaminAdventure Fun TimeCycling the Denali National Park RoadDenali National Park is a 6 million acre preserve centered on Denali, the 3rd most prominent mountain in the world. It’s truly wild, there…Jul 16, 2018Jul 16, 2018
Chandler AbrahaminColor and ImagingComputing 2D affine transformations using only matrix multiplicationThis is a short visual description of computing a 2D affine transformation using a single matrix multiplication step, something that…Jan 12, 20182Jan 12, 20182
Chandler AbrahaminColor and ImagingPhoton NoiseIf you’ve ever taken a dim/underexposed photo you may have noticed you can brighten it in photoshop but the quality never matches that of a…Jul 6, 20172Jul 6, 20172
Chandler AbrahaminAdventure Fun TimeLet’s just call it artShooting film requires a certain amount of mindfulness. It’s a complex process with a lot of things that can silently go wrong. I’ve…Jun 25, 2017Jun 25, 2017
Chandler AbrahaminColor and ImagingThe Units of Spectral RadianceImagine you had a bathroom scale that gave you consistent results, but the numbers it returned had no units, seemed arbitrary in magnitude…May 1, 2017May 1, 2017
Chandler AbrahaminColor and ImagingImaging the M83 GalaxyMy #1 favorite way to spend vacation time is cycle touring with friends, #2 is having a week to dig deep on a side project that I don’t…Apr 3, 2017Apr 3, 2017
Chandler AbrahaminColor and ImagingFinding Satellite Crossovers with the Planet APIThis is a summary of a project to find crossovers between the USGS EO-1 satellite and Planet Dove satellite constellation using their…Mar 10, 20171Mar 10, 20171
Chandler AbrahaminColor and ImagingWhat is the goal of white balance?Recently I’ve been working on simulating parts of the imaging pipeline in digital cameras. A source of confusion for me is that there…Jan 12, 20171Jan 12, 20171
Chandler AbrahaminColor and ImagingColor Reproductions of Hyperspectral ImagesThis blog post is about making accurate color renderings of hyperspectral images. An exercise that serves as a relatively simple and…Nov 28, 2016Nov 28, 2016