Comment by ot

Was it maybe Dr Dobb's? Mark Nelson had an excellent series of articles about compression which opened up that world for me. I ended up working on compression for my PhD many years later.

I can't find any archives for Dr Dobb's, but some articles are in his personal site, for example this one about arithmetic coding: https://marknelson.us/posts/1991/02/01/arithmetic-coding-sta...