Removing values form the Matrix

1 view (last 30 days)
Hi, All
i have two matrix matrix A has size 2 62 matrix B has size 10 62
actually the matrix B contains also matrix A
i want to remove the matrix A from matrix B.
How i can do this

Accepted Answer

Azzi Abdelmalek
Azzi Abdelmalek on 13 Mar 2013
Edited: Azzi Abdelmalek on 13 Mar 2013
for k=1:size(B,1)
if isequal(B(k:k+1,:),A)
idx=k
break
end
end
B(idx:idx+1,:)=[]
  3 Comments
Azzi Abdelmalek
Azzi Abdelmalek on 13 Mar 2013
B(find(all(ismember(B,A),2)),:)=[]
M@lik Ali
M@lik Ali on 13 Mar 2013
thanks second one working gud

Sign in to comment.

More Answers (1)

Andrei Bobrov
Andrei Bobrov on 13 Mar 2013
Edited: Andrei Bobrov on 13 Mar 2013
in your case:
B = randi(100,10,62);
A = B(4:5,:);
B(end,:) = A(1,:); % your data
[a,ii] = ismember(B,A,'rows');
iii = 1:size(A,1);
i1 = strfind(ii(:)',iii) + iii - 1;
B(i1,:) = [];

Categories

Find more on Creating and Concatenating Matrices in Help Center and File Exchange

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!