Question

Multi-line legend strings

I recently upgraded from R2011b to R2017a. In R2011b I was able to create legend entries with multiple lines e.g.: figure;...

1 month ago | 1 answer | 0

Answered

boxplot with vectors of different lengths

I ran into the same issue -- here's a quick re-wrapping of boxplot that can be called on a cell array containing vectors of vari...

boxplot with vectors of different lengths

I ran into the same issue -- here's a quick re-wrapping of boxplot that can be called on a cell array containing vectors of vari...

1 year ago | 5

Answered

How to load in a large number of data files with numbered names that skip numbers

How about something like this: path = 'C:\yourdir\'; filelist = dir([path 'experiment*']); for k=1:numel(filelist...

How to load in a large number of data files with numbered names that skip numbers

How about something like this: path = 'C:\yourdir\'; filelist = dir([path 'experiment*']); for k=1:numel(filelist...

3 years ago | 0

Solved

Pizza!

Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

5 years ago

Solved

Determine whether a vector is monotonically increasing

Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

5 years ago

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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...

5 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...

5 years ago

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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 ...

5 years ago

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...

5 years ago

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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 ...

5 years ago

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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...

5 years ago

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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...

5 years ago

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Determine if input is odd

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

5 years ago

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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 ...

5 years ago

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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:...

5 years ago

Question

Figure rendered with OpenGL shows distorted data

Hi, I'm running MATLAB 7.13.0.564 (R2011b) I believe the code below illustrates a bug in the OpenGL renderer. The two pl...

5 years ago | 1 answer | 1

Question

FFT of row and column vectors not equal?

The Matlab 2010a documentation on the fft function explains that: Y = fft(X) returns the discrete Fourier transform (DFT) of ve...

6 years ago | 1 answer | 0