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# Anathea Pepperl

### Virginia Commonwealth University

25 total contributions since 2011

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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.

8 months ago

Solved

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

8 months 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...

1 year ago

I'm assuming that you are using a .wav file. First you will want to use |wavread| to read the audio data into Matlab. Then you...

2 years ago | 0

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Solved

Fahrenheit to Celsius using multiple statements
Given a Fahrenheit value F, convert to a Celsius value C. While the equation is C = 5/9 * (F - 32), as an exercise use two state...

2 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...

2 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 ...

2 years ago

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

2 years ago

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Finding peaks
Find the peak values in the signal. The peak value is defined as the local maxima. For example, x= [1 12 3 2 7 0 3 1 19 7]; ...

2 years ago

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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...

2 years ago

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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...

3 years ago

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

3 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 ...

3 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...

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

What is the name of your m file? It may be that the m file is not in the MATLAB path.

4 years ago | 1

Question

How to change imellipse to include theta?
Is there a way to hack imellipse such that I can draw an ellipse and then change the angle so that major and minor axes do not j...

5 years ago | 2 Answers | 0

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calling sql database from GUI
You need to pass the data. You can use ASSIGNIN as the comment above suggested, or save the data in the handles structure and u...

5 years ago | 0

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capture current image from a video-gui in a seperate gui
I'm having a bit of trouble understanding what you want to do with your GUIs. If you want to get the image from the first GUI,t...

5 years ago | 0

Question

Appending to a saved dataset
I'm trying to read data from a text file, do some data analysis, save the results in a dataset, and export my dataset into a .da...

5 years ago | 1 Answers | 0

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Question

Nested Functions in GUIs
Can nested functions be used in GUIs that are generated using guide?

5 years ago | 0 Answers | 0

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How do I fill 4-connected cells in an matrix?
If you have the Image Processing Toolbox, then imfill should work in this case. I tried replicating your code here: A = [...

5 years ago | 0

Programming
You can probably use the *diff* function to find the step changes, so that for the 1st column: mark = diff(column1); ind...

5 years ago | 0

¿Cómo puedo importar una señal que tengo guardada en formato csv?
You can either use csvread or textscan. With csvread, you can use: data = csvread('xxx.csv', 9, 0) var1 = data(:,1); ...

5 years ago | 0

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Question

Merging two structures of same lengths, different field names
I have a structure array called Xdata and a cell array called Ydata of the same lengths. Each Ydata depends on the date that Xd...

5 years ago | 1 Answers | 0