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**Content Feed**

Submitted

find_subplot_inds

Calculates balanced m,n values for a subplot given a number of plots. For example, input: 24, output: [6 4]

3 years ago | 1 download |

examine points which are inside a polygon by GPU

I wrote an inpolygon GPU function on matlabcentral. This will only give you speed-up if the number of test points is much muc...

7 years ago | 1

Submitted

inpolygon_for_gpu

inpolygon function that works using gpuArray

8 years ago | 3 downloads |

Solved

Triangle Numbers

Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

10 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 ...

10 years ago

Help with Data Plotting - Surface Plot from known M-by-1 and N-by-1 matrices

Yes, you can but. You must use your two data sets to create a 200X600 matrix, and do a surface with T, E, and the 200X600 matrix...

10 years ago | 0

| accepted

text is hidden behind markers, what now...

This is not the ideal answer, I am sure there's something cleaner but it works. The ordering of the axes children is the issue h...

10 years ago | 0

Solved

Determine if input is odd

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

10 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 ...

10 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...

10 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...

10 years ago

Solved

Return the 3n+1 sequence for n

A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

10 years ago

Solved

Remove any row in which a NaN appears

Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

10 years ago

Solved

Create times-tables

At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

10 years ago

Solved

Swap the first and last columns

Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

10 years ago

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 ...

10 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...

10 years ago

Solved

Times 2 - START HERE

Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

10 years ago

Submitted

Grid of points within a polygon

This function generates an array of points that lie within a given polygon

10 years ago | 13 downloads |