2 papers
astro-ph.CO2019
A Novel CMB Component Separation Method: Hierarchical Generalized Morphological Component Analysis
Sebastian Wagner-Carena, Max Hopkins, Ana Diaz Rivero +1
We present a novel technique for Cosmic Microwave Background (CMB) foreground subtraction based on the framework of blind source separation. Inspired by previous work incorporating…
cs.MM2017
Simulated Annealing for JPEG Quantization
Max Hopkins, Michael Mitzenmacher, Sebastian Wagner-Carena
JPEG is one of the most widely used image formats, but in some ways remains surprisingly unoptimized, perhaps because some natural optimizations would go outside the standard that…