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Ajay Kumar


San Jose State University

Attivo dal 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...

oltre 8 anni fa

Domanda


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...

quasi 9 anni fa | 0 risposte | 0

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Domanda


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,...

circa 9 anni fa | 1 risposta | 0

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Domanda


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

quasi 13 anni fa | 1 risposta | 0

1

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Domanda


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...

quasi 13 anni fa | 1 risposta | 1

1

risposta

Domanda


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...

circa 13 anni fa | 1 risposta | 0

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Domanda


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...

circa 13 anni fa | 1 risposta | 0

1

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Domanda


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

oltre 13 anni fa | 0 risposte | 0

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Risposto
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...

oltre 13 anni fa | 1

| accettato

Risposto
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...

oltre 13 anni fa | 0

Domanda


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...

oltre 13 anni fa | 1 risposta | 0

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Risposto
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 ...

oltre 13 anni fa | 0

| accettato

Domanda


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...

oltre 13 anni fa | 2 risposte | 0

2

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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

oltre 13 anni fa | 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(' ')

oltre 13 anni fa | 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...

oltre 13 anni fa | 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 ...

oltre 13 anni fa | 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 ...

oltre 13 anni fa | 0

Domanda


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...

oltre 13 anni fa | 2 risposte | 0

2

risposte

Domanda


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...

oltre 13 anni fa | 3 risposte | 0

3

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Domanda


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...

oltre 13 anni fa | 2 risposte | 0

2

risposte

Domanda


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...

oltre 13 anni fa | 1 risposta | 0

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Domanda


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?

oltre 13 anni fa | 2 risposte | 0

2

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Domanda


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...

oltre 13 anni fa | 0 risposte | 0

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