barrbrain | Introduction to activity masking

Introduction to activity masking

An end-to-end example of calculating an activity mask and shaping noise.

Created:May 15, 2019Last updated:Aug 20, 2021Public


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This looks really cool, but I'm not sure if many readers will know what they are looking at - is there a definition of Activity Mask somewhere?



I created this notebook as a reference for a student implementing activity masking for an open-source video decoder: While background reading for code review, I came across this paper: I was surprised not to find any existing examples of this process online, so I intend to write this up a little more.