22 total contributions since 2009

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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 ...

3 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...

3 years ago

Solved

How many rectangles in a grid ?

How many rectangles are there in an m × n grid ? For example, if m=1 & n=2, we have 3 rectangles.

3 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...

4 years ago

Solved

Determine if input is odd

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

4 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...

4 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 ...

4 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:...

4 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...

4 years ago

Submitted

Excel Column Conversion

Converts a numeric input to a column name, for Excel representation.

4 years ago | 4 downloads |

Responded

Re: Calling weka from Matlab

This is an aged question, with what turns out to be a simple solution: t=weka.classifiers.trees.J48; Assuming weka was installe...

5 years ago | 5480 views

Answered

Linearly spaced vectors

The speed of a single call execution is on average better with the original code. However, it is [clearly] difficult to read and...

Linearly spaced vectors

The speed of a single call execution is on average better with the original code. However, it is [clearly] difficult to read and...

6 years ago | 0

| accepted

Question

Linearly spaced vectors

For academic interest, I wish to further improve the speed and memory performance of the included code. The function's purpose, ...

6 years ago | 4 Answers | 0

Responded

Re: Doblu-click on a cell in uitable?

function MouseClickHandler(handle,cbData) % handle ~ java object UITablePeer % cbData ~ callback data for the MouseClickedCallba...

6 years ago | 7401 views

Responded

Re: I18n:LocaleDatabaseNotFound

To all, please refer to the Mathworks technical solutions page: http://www.mathworks.com/support/solutions/en/data/1-5T95VI/inde...

6 years ago | 6126 views

Responded

Re: Java Heap Overflow ~ Need more Java.opts

I don't have what I would consider an ideal solution. But, I will document what I did for any future readers. I was originally ...

6 years ago | 3254 views

Responded

Re: Java Heap Overflow ~ Need more Java.opts

I don't have what I would consider an ideal solution. But, I will document what I did for any future readers. I was originally ...

6 years ago | 3254 views

Submitted

Generate random permutation order without using sort()

by Ragaar 13 Oct 2009

7 years ago | 1 downloads |