The mechanical system with backlash is distinguished between a'backlash mode'and a'contact mode'.The inherent switching between the two operatin
<正>A simple and effective greedy algorithm for image approximation is proposed.Based on the matching pursuit approach,it is characterized by a reduced computat
To estimate the direction-of-arrival (DOA) of wideband coherent signals, a new method by modifying the orthogonality of the projected subspaces method is propos