Speed sign detection and recognition are the important part of the driving assistant systems.Combining gradient-based random Hough transform with BP network,a m
Heat management is one of the burning questions for the spreading of LED lighting,one solution for which is to design radiators reasonably.In this article,a rad
The theoretical and experimental analyses of widening the differential group delay (DGD) dynamic range of degree of polarization(DOP)-based polarization mode di