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Jarrod Rivituso

MathWorks

Last seen: Today |  Active since 2011

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Answered
How can I open importData tool?
I do not believe the Import Tool is available yet in MATLAB Online. Much of the functionality is available within the readt...

nästan 7 år ago | 3

| accepted

Submitted


XMLNode
MATLAB class that allows you to use XPath to navigate and extract data from an XML document.

ungefär 8 år ago | 2 downloads |

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Submitted


File I/O C S-function Example
A simple C S-function which reads data from a file during simulation.

ungefär 8 år ago | 10 downloads |

Answered
Spectrum Analyzer!! - How to access data/plots from a FFT scope real time
Simulink does allow you to access signal data from MATLAB during simulation via the use of runtime objects. Check out this doc ...

mer än 9 år ago | 0

| accepted

Answered
I'm not able to access my free training
To be able to log in to the _MATLAB Onramp_ course on MATLAB Academy, you must associate your MathWorks Account to your home lic...

nästan 10 år ago | 0

Answered
Matlab Academy - Unable to login because the user has no entitled products
To be able to log in to the _MATLAB Onramp_ course on MATLAB Academy, you must have a MathWorks Account associated with a valid ...

nästan 10 år ago | 1

Solved


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

nästan 11 år ago

Answered
help using Xpath and XML reading
I may be misunderstanding things, but I think you may want to try doing something like this: dictExpr = xpath.compile('//di...

nästan 12 år ago | 0

| accepted

Answered
how to count key presses in limited time?
Oh, you need timer objects and a key press function brah! Also, you gotta stop thinking in loops and start thinking in callback...

ungefär 12 år ago | 0

| accepted

Answered
How to change values in XML file?
Working with XML can definitely be tricky! Fortunately, these kinds of things are pretty well documented... <http://www.w3sc...

ungefär 12 år ago | 0

| accepted

Answered
Need to create a 3 dimensional matrix of subjects, block numbers and 6 sub condition values within each block.
Is there a reason you want to store things in a 3-dimensional array? Seems you might be better off, at least at first, keeping ...

mer än 12 år ago | 0

| accepted

Solved


Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

mer än 12 år ago

Solved


More luck than brains
Give a random function that guess and return numbers from 1 to 6 exactly like the test suite .

mer än 12 år ago

Solved


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

mer än 12 år 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...

mer än 12 år ago

Solved


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

mer än 12 år 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 ...

mer än 12 år 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...

mer än 12 år ago

Solved


Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

mer än 12 år ago

Solved


Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

mer än 12 år 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 ...

mer än 12 år 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...

mer än 12 år ago

Answered
Object composition and property updating
I think the way that I would do this is to set the actual properties to be private properties (SetAccess=private,GetAccess=...

mer än 12 år ago | 0

Answered
How to store and print comments from a script
Hmm... helpText = help('yourMATLABFileName') Also, you may then want to split each line into a separate string line...

mer än 12 år ago | 0

| accepted

Answered
Need to make a 4D plot (3D + Colour)
I'm curious how slice doesn't fit your needs. I'm no data visualization expert so please take this as an honest "I'd like to kn...

mer än 12 år ago | 1

Solved


Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

mer än 12 år ago

Answered
Usint integration to calculate the cylinder/rotary actuator flow rate instead of the derivative block
I assume you are using SimHydraulics, correct? Perhaps I am misunderstanding the question, but shouldn't you be able to use a...

mer än 12 år ago | 1

Answered
Too many input arguments?
When I did stuff like this, I always just created a wrapper function that does the parameter passing. That would be replacing...

mer än 12 år ago | 0

Answered
LTI data extraction
I believe you can use the bode function for that... [mag,phase,freqs] = bode(lin) Also, if you are comparing two systems...

mer än 12 år ago | 0

| accepted

Answered
How to form this diagonal matrix?
m = 4; M = 1:m; diagVals = exp(j*2*pi*(M-1./M)) E = diag(diagVals) Is that right?

mer än 12 år ago | 0

| accepted

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