Related website [1] to this paper.

Also, I would suggest looking into Tien-Tsin Wong's other works [2] as well. A lot of great ideas and papers there.

[1] https://appsrv.cse.cuhk.edu.hk/~ttwong/papers/asciiart/ascii... [2] https://appsrv.cse.cuhk.edu.hk/~ttwong/publication-favorite....