how to deletes rows after a certain row
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I got a 100*1 matrix and i sort them as descendibg order. After that i want to delete the worse half of the matrix to get a 50*1 matrix how could i get it?
Accepted Answer
Star Strider
on 6 Apr 2018
Try this:
Data = randi(99, 100, 1); % Create Data
Sorted_Data = sort(Data, 'descend'); % Sort Descending
Keep_Data = Sorted_Data(1:50); % Data To Be Kept
3 Comments
Berkay Can
on 6 Apr 2018
Edited: Berkay Can
on 6 Apr 2018
Walter Roberson
on 6 Apr 2018
island1_best = island1(1:round(end/2),:);
assuming that it was sorted on the first column
Berkay Can
on 6 Apr 2018
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