Ajay Kumar

San Jose State University

Con actividad desde 2011

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Professional Interests: Digital Signal Processing

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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...

alrededor de 9 años hace

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Accessing an mxarray when using codeGen to convert Matlab DLL to mex
Hello! I have a *.DLL that performs some data modification on a vector: calllib( 'DLL64', 'CPP', pX, pY) Where pX a...

más de 9 años hace | 0 respuestas | 0

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Access Violation when using system() command. No issues when running from command line directly.
Hello, I am running a r2015b version of Matlab. I have a simulation that uses the MCR (version 8.5). In order to enable this,...

casi 10 años hace | 1 respuesta | 0

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Cell to String
Hi, I am trying to concatenate a two strings in the below code: baseDIR = 'C\Documents and Settings\User\Desktop\'; t...

más de 13 años hace | 1 respuesta | 0

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Matrix with strings of different sizes
Hello, I would like to know if there is anyway of making this work: tstFeats = ['NB_ACQ'; 'AEC'] I Basically need to ha...

más de 13 años hace | 1 respuesta | 1

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Matlab is unable to detect the sampling frequency of Audio Interface
I have an ASIO audio interface. It is running at 48000Hz. When I check rate using playrec('getDevices'), I see the default sampl...

casi 14 años hace | 1 respuesta | 0

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What is the best way of Audio analysis?
I was intending to validate a system that acts as a switch. It has 10 inputs and 10 outputs. I am playing a 3 sec speech file to...

casi 14 años hace | 1 respuesta | 0

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Use 'MME' and 'ASIO'
Can I use both MME and ASIO for recording in the same call for example playrec or pa_wavplayrecord.

casi 14 años hace | 0 respuestas | 0

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Best filter
It depends on what frequencies you want to get rid off. View the FFT of the signal. Find out where you have the noise. Eas...

casi 14 años hace | 1

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speech and cough deduction
This is more complicated then you think it is. However, the easiest solution is to find the FFT of the signal and see the power...

casi 14 años hace | 0

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How to use multiple diaries in Matlab
How do I have two diaries in matlab for example: >> diary a.txt >> disp('1') 1 >> disp('2') 2 >> diary b.txt >> dis...

casi 14 años hace | 1 respuesta | 0

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Solve Sequence to find next six numbers
The next six numbers are 2 3 0 3 2 3 Now the starting point element/vector is A = [0 1 2 1 0 1 0 3 0 1 ...

casi 14 años hace | 0

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Solve Sequence to find next six numbers
I have a sequence to solve and get the next six numbers. I have all the stats for the data like 1st difference, second differenc...

casi 14 años hace | 2 respuestas | 0

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Drawing something simple with MATLAB
Try the above. It should work. This is the simplest if you are just trying to display characters

casi 14 años hace | 0

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Drawing something simple with MATLAB
disp(' ') disp('X...X') disp('.X.X.') disp('..X..') disp('.X.X.') disp('X...X') disp(' ')

casi 14 años hace | 0

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Problem with function
Matlab would not return the value of X if you do the following: 50=R*cos^2((pi*X)/I) You can probably try: %Assign valu...

alrededor de 14 años hace | 0

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plotting very small values
You can probably try scaling the values by multiplying it with a constant. No you would end up having the same kind of behavior ...

alrededor de 14 años hace | 0

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motion detection using matlab in image processing
The most basic motion detection you can do is use a bright colored object to detect. For example if you use green ball, you can ...

alrededor de 14 años hace | 0

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How to edit default Audio playback and Recording devices in Matlab
If I perform a getdevinfo on Matlab, I see a bunch of audio devices. I am using a 10 input, 14 output audio interface. Now the w...

alrededor de 14 años hace | 2 respuestas | 0

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MOTU UltraLite MK3 ASIO problem in MATLAB
I have been using a 10x10 channel Roland Octa-capture. Due to frequency non-linearity I had to switch to MOTU UltraLite MK3. I h...

alrededor de 14 años hace | 3 respuestas | 0

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Send a LUA script via USB to a Test Script Processor enabled device using Matlab
I am working with a Keithley 3706-S switcher which can be configures using a LUA code sent via Test Script Builder (TSB). LUA c...

alrededor de 14 años hace | 2 respuestas | 0

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Read the commands being sent out on Ethernet port
I have a Keithley 3706 - S switcher, which is supplied with its own software. This software communicates with the device via TCP...

alrededor de 14 años hace | 1 respuesta | 0

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Control a third party GUI using Matlab
Is there a way to communicate with a third party GUI to select features listed on the GUI?

alrededor de 14 años hace | 2 respuestas | 0

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Use Matlab to control a third party driver (Keithley 3706-S)
I have a Keithley 3706-S switcher. I wanted to automate some tests which involve switching the microphones inputs. It is very im...

alrededor de 14 años hace | 0 respuestas | 0

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