The concept of an avatar doesn't translate across cultures. And the visual hash isn't an "avatar" as typically used on the internet. Furthermore, the images may be incomprehensible in some cultures.
Keeping a minimal edit distance between code words in the corpus would enable error detection and correction without the burden of sending another piece of info.
Keeping a minimal edit distance between code words in the corpus would enable error detection and correction without the burden of sending another piece of info.