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Results tagged with estimation
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user 39711
In signal processing, estimation is a technique for approximating an unobserved signal from an observed signal containing noise.
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Sparsity Representation of a Signal Using the DCT Matrix
I have a signal $\mathbf x$, and I need to know how to obtain the matrix which is the corresponding sparsity basis $\mathbf\Psi$ such that $\mathbf x = \mathbf{\Psi\theta}$, where $\mathbf\theta$ is s …
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