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Matt Raum


Baker Hughes Production Quest

19 total contributions since 2011

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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;...

4 months ago | 1 answer | 0

1

answer

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...

1 year ago | 6

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...

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

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...

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

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 ...

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

Solved


Is my wife right?
Regardless of input, output the string 'yes'.

5 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 ...

5 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...

5 years ago

Solved


Add two numbers
Given a and b, return the sum a+b in c.

5 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...

5 years ago

Solved


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

5 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 ...

5 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:...

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

1

answer

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...

7 years ago | 1 answer | 0

1

answer