Matrix with different incremental runs
Given a vector of positive integers
a = [ 3 2 4 ];
create the matrix where the *i* th column contains the vector *1:a(i)...
8 years 前
已解决
surrounded matrix
With a given matrix A (size m x n) create a matrix B (size m+2 x n+2) so that the matrix A is surrounded by ones:
A = [1 2 ...
8 years 前
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Flip the main diagonal of a matrix
Given a n x n matrix, M, flip its main diagonal.
Example:
>> M=magic(5);
>> flipDiagonal(M)
9 24 1 ...
8 years 前
已解决
Back to basics 23 - Triangular matrix
Covering some basic topics I haven't seen elsewhere on Cody.
Given an input matrix, return a matrix with all elements above a...
8 years 前
已解决
Remove NaN ?
input -> matrix (n*m) with at least one element equal to NaN;
output -> matrix(p*m), the same matrix where we deleted the enti...
8 years 前
已解决
Back to basics 21 - Matrix replicating
Covering some basic topics I haven't seen elsewhere on Cody.
Given an input matrix, generate an output matrix that consists o...
8 years 前
已解决
Remove the air bubbles
Given a matrix a, return a matrix b in which all the zeros have "bubbled" to the top. That is, any zeros in a given column shoul...
Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so:
x = [1 2 3 4]
Commas are optional, s...