Siddharth Shankar

MathWorks

Attivo dal 2011

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Professional Interests: Software development, GUI building, Instrument Control, Data Acquisiton

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Inviato

Reverse Token Order
Reverse the order of words in a string.

oltre 7 anni fa | 1 download |

Inviato

Two Port S-Parameter Measurement
Perform a 2-port s-parameter measurement using the Instrument Control Toolbox.

oltre 7 anni fa | 8 download |

Risposto
Why does Stateflow evaluate the condition [x >= (1/2)] differently from [x >= 0.5]?
If I had to guess, I would think that 1/2 results in integer division which always yields 0, and this is then cast to double (0....

oltre 11 anni fa | 1

| accettato

Risposto
How to activate Stateflow substate without flow graph
Can you please expand on the question a bit? It would help if you could sketch out a very simple example example with maybe jus...

quasi 12 anni fa | 1

Risolto

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

circa 12 anni fa

Risolto

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 ...

circa 12 anni fa

Risolto

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 ...

circa 12 anni fa

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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...

circa 12 anni fa

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

circa 12 anni fa

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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.

circa 12 anni fa

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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...

circa 12 anni fa

Risolto

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 ...

circa 12 anni fa

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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:...

circa 12 anni fa

Risposto
How to find number of arrays in a structure filed ?
Off the top of my head: function [N1, N2] = fieldCount(inputStruct) N1 = 0; N2 = 0; for i = 1: numel(inputStruct) i...

circa 13 anni fa | 0

| accettato

Risposto
How to react on a change of variable from workspace?
One POSSIBLE solution if you are not considering a _timer_ object (and assuming that you have a relatively recent version of MAT...

circa 13 anni fa | 4

| accettato

Risposto
Declaring 'many' variables from work space into function workspace
A very simple (but effective) way to do this is to use EVALIN to save the necessary variables in the base workspace to a MAT fil...

circa 13 anni fa | 8

Risposto
Writing Non-ASCII keys in Serial Port
The value for CTRL-Z (^Z), is 26 (decimal value). So you could just try using FWRITE to send that value, in addition to all the ...

circa 13 anni fa | 1

| accettato

Risposto
Store and read MAT-file as embedded file in an Excel spreadsheet
If you are familiar with C++, then you could consider using the <http://www.mathworks.com/help/techdoc/apiref/bqoqnz0.html#bqoqn...

circa 13 anni fa | 0

Risposto
How do I creating a database of image files that is accessible from MATLAB?
You could store the image data into a database as a BLOB (Binary Large Object). I know you can do this in MySQL, you need to che...

circa 13 anni fa | 1

Risposto
Frequency modulating a wav file?
If simulink is an option, the <http://www.mathworks.com/help/toolbox/commblks/ref/fmmodulatorpassband.html FM Modulator Passband...

circa 13 anni fa | 0

Risposto
calling Java methods using JNI/C++ (via Swig) from Matlab -> UnsatisfiesLinkError
Please try adding the path to the C++ library inside the file: librarypath.txt 1. From the MATLAB command prompt: edit lib...

circa 13 anni fa | 1

Risposto
How can I convert a MATLAB file into a .exe file ?
You can do this using the <http://www.mathworks.com/products/compiler/ MATLAB Compiler>. The executable created needs to be pack...

circa 13 anni fa | 0

Risposto
How to replace "getsnapshot" with the button on my webcam?
What you are asking for is a "hardware trigger". You could check if your VIDEOINPUT object supports hardware triggers by using t...

circa 13 anni fa | 1

Risposto
MATLAB GUI
As Matt mentioned, UITABLE wasn't really supported/documented till R2008a and was not (in 7a) nearly as powerful as it is today....

circa 13 anni fa | 1

Risposto
How to replace MATLAB icon from a figure window?
As Bruno says, that would be a breach of the MathWorks license agreement. Specific details here: <http://www.mathworks.com/su...

circa 13 anni fa | 4

Risposto
Read Data from Serial Device
Douglas, I would recommend adding a call to FLUSHINPUT (if you are using the Instrument Control Toolbox) as soon as you FOPEN...

circa 13 anni fa | 0

Risposto
Image Background Removal
Have you considered using the <http://www.mathworks.com/help/toolbox/images/ref/imabsdiff.html imabsdiff> method. The difference...

circa 13 anni fa | 0

Risposto
Saving a Bilevel - or Binary Image
B = zeros(X, Y, 1, NumberOfFrames); B = logical(B); is what you are looking for. More info here: <http://www.mathworks.com...

circa 13 anni fa | 0

Risposto
Motion detection using image subtraction.
<http://www.mathworks.com/company/newsletters/news_notes/win03/tracking.html Tracking Objects> Look at the section titled: "O...

circa 13 anni fa | 0

| accettato

Risposto
Creating a gui with variable axes
As far as "variable axes" goes, one approach you could take is to "link" your data to the axes. Then, when you change the data, ...

circa 13 anni fa | 0

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