{'red' } {'blue' } {'green' } {'red' } {'orange'} {'yellow'} {'orange'} {'orange'} {'red' } I would to create a simplified array wich contains only the unique values from each of the indiviual columns: result: {'red' } {'blue' } {'green' } ...
Find the unique rows of A based on the data in the first two columns. Specify three outputs to return the index vectors ia and ic. Get [C,ia,ic] = unique(A(:,1:2),'rows') C = 7×2 1 1 1 2 1 3 2 3 3 1 3 2 3 3 ia = 7×1 6 7 3 5 1 4 2 ic = 10×1...
Find unique rows of a cell array containing columns with strings or scalars, or N-D matrices 팔로우 4.1 (17) 다운로드 수: 4.5K 업데이트 날짜:2009/11/29 라이선스 보기 공유 MATLAB Online에서 열기 ...
Useiato index intoAand retrieve the rows that have unique combinations of elements in the first two columns. uA = A(ia,:) uA =7×31 1 3 1 2 3 1 3 3 2 3 3 3 1 2 3 2 3 3 3 1 Count of Unique Elements Find the unique elements in a vector and then useaccumarrayto count th...
nColumns=length(matrix(1,:)) answer=false for i=1:nRows for j=1:nColumns if matrix(i,j)==target answer=true break end if answer==true break end endend end或者function answer=searcha2dmatrix_741(matrix,target) if find(matrix==target) answer = true; else answer = false; end end#...
在下标中使用冒号 , 表示获取指定行 / 列的所有元素 ; % 取出 A 矩阵的第 3 行所有元素 % : 表...
49、 at x(4,2,3) , find returns 4 in row and 16 in col . That is, (7 columns in page 1) + (7 columns in page 2) + (2 columns in page 3) = 16.row,col,v = fin d(X, .)returns a colum n or row vector v of the non zeroen tries inX, as well as row and colu ...
有时候，我们想要知道某列中有多少个值同时又出现在另一列中，例如下图1所示，列B中有一系列值，列D...
Swap the first and last columns Created by: Cody Team Tags math, matlab 101, permutations 1 Solution 33 Size Problem 18. Bullseye Matrix Created by: Cody Team Tags matrices 2 Solutions 102 Size Problem 17. Find all elements less than 0 or greater than 10 and replace them with...
By default, fscanf reads data according to our format description until it does not find any match for the data, or it reaches the end of the file. Here we will use for loop for reading 3 sets of data and each time, it will read 7 rows and 5 columns. We will create a structure ...