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What is Overview of Walsh Transform about?

The document discusses the Walsh transform, including its definition, properties, and applications. Some key points: - The Walsh transform is an orthogonal transform similar to the DFT but uses only +1 and -1 as coefficients. It is real, requires no multiplication, and has fast algorithms. - The Walsh transform of an N-point sequence is an N x N matrix. Larger Walsh transforms can be generated from smaller ones by adding rows. - The Walsh transform has various orderings like sequency, dyadic, and natur

Author

經群廖

Language

EN