Question

Complex matrix , make certain elements of real and imaginary as zero in a single line without storage
Suppose I have the following complex matrix s = rng; A = complex(randn(5,5),randn(5,5)); T = 0.15 How do I make bo...

6 years ago | 1 answer | 0

Question

Given an image , how to efficiently (vectorization) make all the elements to zero except the one with information?
The image is scaled color version of absolute value of the matrix.

6 years ago | 2 answers | 0

Question

Multiplication of Sparse complex matrix and a full matrix
Let A be a sparse matrix and B be a full matrix . C = A.*B. Will multiplication of elements of B corresponding to the zero elem...

6 years ago | 1 answer | 0

Question

Sparse matrix and savings
I have a complex matrix which has non zero values only in specific region of the matrix. And most of the remaining part is equal...

6 years ago | 1 answer | 0

Question

How do I threshold only real part of a complex matrix?
For a complex matrix how do I threshold only the real part of its elements to zero if I have complex matrix A, |A(real(A)>0.5)=...

6 years ago | 1 answer | 0

Question

Query regarding a sparse complex matrix
I have a complex matrix, I have to create its sparse form using sparse function. How do I store it in lesser bytes than the orig...

6 years ago | 2 answers | 0