Author: Stan Eisenstat
Subject: Re: [Cs323] length of codes in LZW
Date: Sunday, 11 Oct 2020, 21:37:04
> Message Posted By: Unknown > > In a Huffman code we can send over short bits as a code (e.g., 011 or > 1011) and not all of the codes are the same size correct? In particular, > the codes can have a different number of bits so we send short codes for > more frequent chars and longer codes for less frequent. Correct. ===== > Why can we not send different lengths of codes in the LZW table then? Why > must all codes have the same number of bits? Because the LZW codes do not have the same prefix property (i.e., no code is a prefix of another). --Stan-PREV INDEX NEXT