When the signal of interest accepts a sparse representation ... space through a projection matrix. We propose a method to optimize the design of this matrix where the objective is not only to reduce ...

School of Computer Science and Technology, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, P. R. China School of Information Science and Technology, Taishan University, Taian ...

the paper shows that a packed compressed data structure for symmetric sparse matrices significantly improves the performance of symmetric sparse matrix vector multiplication on shared memory machine.