Answered

Looping through a 3D matrix

Damith, By including the indices in the variable names, you end up with a lot of places where you need to build up strings fo...

Looping through a 3D matrix

Damith, By including the indices in the variable names, you end up with a lot of places where you need to build up strings fo...

5 years ago | 0

Answered

Freeing GPU memory associated with CUDA kernels

Jeremy, In that case, I am puzzled as to what is going on. I would recommend you contact technical support and try to give t...

Freeing GPU memory associated with CUDA kernels

Jeremy, In that case, I am puzzled as to what is going on. I would recommend you contact technical support and try to give t...

7 years ago | 0

Answered

Using a templated CUDA kernel via MATLAB

Alex, Allow me to quote from the help for parallel.gpu.CUDAKernel and try to parse it for you. If you have suggestions for h...

Using a templated CUDA kernel via MATLAB

Alex, Allow me to quote from the help for parallel.gpu.CUDAKernel and try to parse it for you. If you have suggestions for h...

7 years ago | 0

| accepted

Answered

Freeing GPU memory associated with CUDA kernels

Jeremy, How large is the PTX for the kernels you are loading via the CUDAKernel interface? The CUDAKernel object in MATL...

Freeing GPU memory associated with CUDA kernels

Jeremy, How large is the PTX for the kernels you are loading via the CUDAKernel interface? The CUDAKernel object in MATL...

7 years ago | 0

Answered

How to run arrayfun with a GPU?

Inside arrayfun, one can only perform computations with scalars, so vector and matrix computations are not supported. In partic...

How to run arrayfun with a GPU?

Inside arrayfun, one can only perform computations with scalars, so vector and matrix computations are not supported. In partic...

7 years ago | 2

| accepted

Solved

Column Removal

Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

8 years ago

Solved

Select every other element of a vector

Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

8 years ago

Solved

Determine if input is odd

Given the input n, return true if n is odd or false if n is even.

8 years ago

Solved

Sort a list of complex numbers based on far they are from the origin.

Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

8 years ago

Solved

Back and Forth Rows

Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

8 years ago

Solved

Most nonzero elements in row

Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

8 years ago

Solved

Find the numeric mean of the prime numbers in a matrix.

There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

8 years ago

Solved

Find the sum of all the numbers of the input vector

Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

8 years ago

Solved

Find all elements less than 0 or greater than 10 and replace them with NaN

Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

8 years ago

Solved

Make a checkerboard matrix

Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...

8 years ago

Solved

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...

8 years ago