which of the following should be considered sparse representations of data? why use sparse representations what is sparse representation of information why use sparse representation what is sparse representation in denoising? do sparse representations eliminate blur why is the primary visual cortex sparse sparse model definition what is sparse representation sparse representations of data why a sparse representation of information is necessary sparse representation of images why do we use sparse representation of data why is it useful to use sparse representations of data? which of the following is a sparse representation of the primary visual cortex? why use sparse representation for denoising why does the primary visual cortex use sparse representation? what is the sparse representation of information why do we use sparse representations to solve denoising why use sparse representations