In this model, there is an assumption that when the signal is represented in some sparse basis or dictionary, the signal has a small number of important coefficients, and the remaining coefficients are zero or close to zero.
In this model, there is a hypothesis that when the signal is represented in some sparse bases or dictionaries, the signal has a small number of important coefficients, and the remaining coefficients are zero or close to zero.
In this model, there is an assumption that when the signal is represented in some sparse bases or dictionaries, the signal has a small number of important coefficients, and the remaining coefficients are zero or close to zero.