%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % 可调参数 test_path=''; neighbour_pixels_affect=; target_digit=; % forestTrain()参数设置 % .M - [] number of trees to train % .H - [max(hs)] number of c
1 (1). 随机游走问题.在-10到10的一维线段上,质点以1/5的概率用左运动1单位,以2/5的概率停止不动,以2/5的概率向右运动2单位,且碰到-10时向右运动3单位,碰到10时向左运动4单位.请画出它的轨迹. 我原来的代码matlab: s=0; now=0; for i=1:400 x=unifrnd(0,1); if x<=0.2 if now-1 <= -10 now=now-1+3; else now=now-1; end elseif x>0.6 if now+1 &g
转载请注明出处: https://www.cnblogs.com/darkknightzh/p/10493114.html 1. 问题 Given a non-empty 2D array grid of 0's and 1's, an island is a group of 1's (representing land) connected 4-directionally (horizontal or vertical.) You may assume all four edges of t