replacing values in matrices under some condition
    조회 수: 4 (최근 30일)
  
       이전 댓글 표시
    
I have 2 matrixs: pa and win and i would like to create a matrix pTW where: if in pa is not 0 set to pTW a value from win.
pTW(pa ~= 0) = win ; this does not work
pa = 
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
     0     0     0     0     0     0     0     0     0     0     0     0
    44    26    20     0     0     0     0     0     0     0    14    61
    94    48    48     0     0     0     0     0     0     0    20   112
   114    66    60     0     0     0     0     0     0     0    21   201
   144    80    48     0     0     0     0     0     0     0    28    52
   135   110     0     0     0     0     0     0     0     0    25    20
   168   102     0     0     0     0     0     0     0     0    18     0
   168    70     0     0     0     0     0     0     0     0     0     0
    88     0     0     0     0     0     0     0     0     0     0     0
    win = 
         0         0         0         0         0    0.0083    0.0188         0         0         0         0         0
         0         0         0         0         0    0.0181    0.0444         0         0         0         0         0
         0         0         0         0         0    0.0236    0.0363         0         0         0         0         0
         0         0         0         0    0.0040    0.0333    0.0376    0.0108    0.0042         0         0         0
         0         0         0         0    0.0323    0.0444    0.0255    0.0349    0.0139         0         0         0
         0         0         0         0    0.0296    0.0431    0.0430    0.0672    0.0194         0         0         0
         0         0         0         0    0.0349    0.0528    0.0430    0.0860    0.0264         0         0         0
         0         0         0         0    0.0309    0.0569    0.0376    0.1008    0.0347         0         0         0
         0         0         0    0.0097    0.0255    0.0569    0.0914    0.0726    0.0431         0         0         0
         0         0         0    0.0208    0.0323    0.0514    0.0645    0.0699    0.0500         0         0         0
         0         0         0    0.0278    0.0390    0.0500    0.0591    0.0484    0.0681    0.0202         0         0
         0         0    0.0108    0.0319    0.0511    0.0500    0.0726    0.0672    0.0597    0.0376         0         0
         0         0    0.0242    0.0361    0.0484    0.0417    0.0780    0.0591    0.0611    0.0336    0.0042         0
         0         0    0.0242    0.0403    0.0685    0.0444    0.0618    0.0847    0.0667    0.0538    0.0083         0
         0         0    0.0349    0.0472    0.0565    0.0528    0.0484    0.0659    0.0861    0.0524    0.0153         0
         0         0    0.0242    0.0389    0.0484    0.0556    0.0349    0.0995    0.0722    0.0497    0.0097         0
         0    0.0015    0.0349    0.0542    0.0565    0.0569    0.0363    0.0712    0.0667    0.0591    0.0222         0
         0    0.0238    0.0323    0.0597    0.0538    0.0514    0.0457    0.0578    0.0667    0.0847    0.0569         0
         0    0.0312    0.0282    0.0708    0.0726    0.0556    0.0309    0.0040    0.0556    0.0645    0.0681         0
    0.0094    0.0268    0.0376    0.0653    0.0470    0.0417    0.0444         0    0.0514    0.0726    0.0556    0.0013
    0.0282    0.0402    0.0403    0.0708    0.0470    0.0375    0.0457         0    0.0472    0.0645    0.0347    0.0148
    0.0349    0.0312    0.0403    0.0653    0.0269    0.0333         0         0    0.0347    0.0820    0.0625    0.0269
    0.0363    0.0417    0.0591    0.0542    0.0336    0.0236         0         0    0.0250    0.0699    0.0319    0.0954
    0.0457    0.0417    0.0618    0.0542    0.0309    0.0125         0         0    0.0250    0.0484    0.0597    0.0793
    0.0444    0.0461    0.0565    0.0500    0.0376    0.0042         0         0    0.0139    0.0618    0.0347    0.0712
    0.0605    0.0476    0.0806    0.0403    0.0363         0         0         0    0.0083    0.0336    0.0556    0.0726
    0.0645    0.0625    0.0511    0.0417    0.0336         0         0         0         0    0.0470    0.0389    0.0269
    0.0538    0.0670    0.0457    0.0333    0.0228         0         0         0         0    0.0309    0.0653    0.0645
    0.0457    0.0506    0.0430    0.0319         0         0         0         0         0    0.0336    0.0347    0.0215
    0.0457    0.0565    0.0376    0.0264         0         0         0         0         0         0    0.0611    0.0645
    0.0457    0.0685    0.0282    0.0208         0         0         0         0         0         0    0.0569    0.0242
    0.0430    0.0595    0.0376    0.0083         0         0         0         0         0         0    0.0611    0.0672
    0.0457    0.0491    0.0269         0         0         0         0         0         0         0    0.0722    0.0618
    0.0538    0.0446    0.0376         0         0         0         0         0         0         0    0.0264    0.0376
    0.0591    0.0387    0.0269         0         0         0         0         0         0         0    0.0194    0.0820
    0.0632    0.0357    0.0323         0         0         0         0         0         0         0    0.0139    0.0753
    0.0511    0.0327    0.0269         0         0         0         0         0         0         0    0.0097    0.0901
    0.0484    0.0298    0.0161         0         0         0         0         0         0         0    0.0097    0.0175
    0.0363    0.0327         0         0         0         0         0         0         0         0    0.0069    0.0054
    0.0376    0.0253         0         0         0         0         0         0         0         0    0.0042         0
    0.0323    0.0149         0         0         0         0         0         0         0         0         0         0
    0.0148         0         0         0         0         0         0         0         0         0         0         0
댓글 수: 0
채택된 답변
  the cyclist
      
      
 2021년 3월 12일
        
      편집: the cyclist
      
      
 2021년 3월 12일
  
      You need to also select those specific elements from win, and also create pTW of the correct size, if it does not exist.
pTW = zeros(size(pa));
pTW(pa ~= 0) = win(pa ~= 0);
추가 답변 (0개)
참고 항목
카테고리
				Help Center 및 File Exchange에서 Creating and Concatenating Matrices에 대해 자세히 알아보기
			
	Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!