适合学习粒子滤波% function Estimate=tracker(x,y,hx,hy,N,first,n,new_sita)%%%是否可以改成直接对视频进行跟踪操作 imshow('0384.bmp'); rect = getrect() x1 = rect(2); x2 = rect(2) + rect(4); y1 = rect(1); y2 = rect(1) + rect(3); cpoint = [round((x2+x1)/2),round((y2+y1)/2)] x=round((y2+y1)/2);y=round((x2+x1)/2);hx=20;hy=20;N=