Gradient descent method Search line : gradient direction The minimization in the search line must be tangent to the contour of f(x). Problem: convergence is slow in most situations So, using conjugate direction, for 2-dimension space, we can find the minimization in 2 steps: Find an ...
相关下载详见 “视觉计算研究论坛”「SIGVC BBS」: http://www.sigvc.org/bbs/thread-29-1-3.html Random forest = a classifier consisting of a collection of tree-structured classifiers {h(x,Qk),k=1,...} where the {Qk} are independent identica ...
本次presentation的内容: paper-reading的文章: High Accuracy Optical Flow Estimation Based on a Theory for Warping .pdf lucas-kanade 算法: An Iterative Image Registration Technique with an Application to Stereo Vision.pdf horn-Horn-Schunck 算法: Determining optical flow.pdf Luca ...