information-theory

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What is a parity check matrix? (Information theory)

I\'m studying information theory but one thing I can\'t seem to work out. I know that given a linear code C and a generator开发者_StackOverflow社区 matrix M I can work out all the possible codewords[详细]

2022-12-29 21:39 分类：问答
Mutual Information / Entropy Calculation Help

Hoping someone can give me some pointers with this entropy problem. Say X is chosen randomly from the uniform integer distribution 0-32 (inclusive).[详细]

2022-12-29 08:15 分类：问答
Is information a subset of data?

I apologize as I don\'t know whether this is more of a math question that belongs on mathoverflow or if it\'s a computer science question that belongs here.[详细]

2022-12-23 06:47 分类：问答
How to compute information entropy in a two-step decision?

I have a question which I think involves \"conditional entropy\" in the field of information theory.I am trying to wrap my head around it, but could use some help.Consider an example in which we have[详细]

2022-12-20 21:57 分类：问答
Practical way of explaining "Information Theory"

Information theory comes into play where ever encoding & decoding is present. For example: compression(multimedia), cryptography.[详细]

2022-12-20 16:36 分类：问答
redundant encoding?

This is more of a computer science / information theory question than a straightforward programming one, so if anyone knows of a better site to post this, please let me know.[详细]

2022-12-18 22:56 分类：问答
Algorithm for rating the monotonicity of an array (i.e. judging the "sortedness" of an array)

EDIT: Wow, many great responses.Yes, I am using this as a fitness function for judging the quality of a sort performed by a genetic algorithm.So cost-of-evaluation is important (i.e., it has to be f[详细]

2022-12-17 19:44 分类：问答
error correction code upper bound

If I want to send a d-bit packet and add another r bits for 开发者_Python百科error correction code (d>r)[详细]

2022-12-10 17:15 分类：问答