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i Venky


Active since 2011

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I am an amateur reader.

New to matlab.

I want to explore more about signal, speech, image and video processing.
Professional Interests: DSP

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Question


Permission denied when I write an audio file
I created a variable 'z' and I flipped an variable containing an audio and I assigned that flipped data to the variable 'z'. ...

8 years ago | 2 answers | 0

2

answers

Answered
Nyquist rate is not true always
As I told you before I want the initial phase or else I can't. Anyway I can understand what you are coming to say. I assumed tha...

8 years ago | 0

Answered
Nyquist rate is not true always
I didn't take 13 khz for the example because it is impossible to find 13khz and I know that. What I wanted to prove that it is p...

8 years ago | 0

Answered
Nyquist rate is not true always
First of all in my example I have taken z=y+y2; z2=y+y; y-3Khz and y2-5Khz. I have never taken 13 Khz. ...

8 years ago | 0

Answered
Nyquist rate is not true always
It's assumed that both have the same phase zero. I know that it can't be implemented practically but theoretically it is possibl...

8 years ago | 0

Question


Nyquist rate is not true always
I have come up with something. I don't know if it is true or not. I just want your opinion. Nyquist said that the sampling frequ...

8 years ago | 12 answers | 0

12

answers

Question


Best method for identifying the color
Hello. I have read a book in image processing. I have worked it out with matlab too. I want to find out the location (co-ordinat...

8 years ago | 5 answers | 2

5

answers

Question


How to get answers for my unanswered questions?
Some of my questions are not answered by any one. So after few hours or few days that question is not in the list of recent ques...

9 years ago | 6 answers | 2

6

answers

Question


Separate words in a sentence.
I am doing speech recognition. I don't have any problem with classifying the words but I don't know how to separate the words in...

10 years ago | 3 answers | 0

3

answers

Answered
Speech recognition for attendance
I know the text to speech conversion of Microsoft. Thanks for telling me that. But I also want to convert speech to text. In add...

10 years ago | 0

Question


Speech recognition for attendance
I want to develop a matlab code for attendance based on speech recognition. So I want to do speech recognition using matlab. ...

10 years ago | 3 answers | 0

3

answers

Answered
How do you connect sine source to a comparator taken from Simscape?
What's the solution for this problem? I am actually stuck with this and I can't proceed further.

11 years ago | 0

Question


How do you connect sine source to a comparator taken from Simscape?
Sine source is in simulink and comparator is taken from Simscape. I tried everything but I couldn't connect them both. I have tr...

11 years ago | 1 answer | 0

1

answer

Question


Problem in calling a .mexw64 function in a .m file
I have a .m file. Here I was calling the .mexw64 file. Both .m file and .mexw64 file are in the same directory. But the compile...

11 years ago | 1 answer | 0

1

answer

Answered
Color detection problem.
Assume that I have colored my robot in a different color (say purple).

12 years ago | 0

Answered
Color detection problem.
Actually I would draw these figures on the ground later. The robot is in the position denoted by the black circle. What I need i...

12 years ago | 0

Answered
Color detection problem.
Sorry guys. I uploaded it but I don't know why it didn't show up. Anyway I am uploading it once again. <https://picasaweb.googl...

12 years ago | 0

Question


Color detection problem.
I am trying to move my bot to the corresponding color in the image. I tried some algorithms but it didn't work out. I would be ...

12 years ago | 5 answers | 1

5

answers

Answered
Need some help regarding color detection and it's position
Thank you Chandra Kurniawan. The code is working. Now I am trying to move my bot which is in some point in the image. Assume th...

12 years ago | 0

Question


Need some help regarding color detection and it's position
I want to detect the color and it's position in an image. I don't get the output. I would be really happy if you could guide me....

12 years ago | 2 answers | 0

2

answers

Question


Contents of a variable file in matlab
I have stored the variables in .mat file. Now I would like to see the variable names inside the .mat file. How can I do th...

12 years ago | 1 answer | 1

1

answer

Answered
Cochlear implant
Okay. What's the algorithm that you use in Matlab for Cochlear? I need the code.

12 years ago | 0

Answered
Cochlear implant
The output of the bandpass filter contains many frequencies inbetween 300-1000Hz (say). Now if I pass this output of this filt...

12 years ago | 0

Answered
Cochlear implant
Okay I will see about MPEAK and SPEAK. How does zero crossing detector find out the formant? Thanks in advance.

12 years ago | 0

Answered
Cochlear implant
I have only one doubt in that. F0/F2 involves two frequencies right? One is the fundamental and other one is the second formant....

12 years ago | 0

Answered
Cochlear implant
Hello Wayne King. I read that paper. I couldn't understand F0/F2 technique (Nucleus Multi Electrode Implant). Could you please h...

12 years ago | 0

Answered
Cochlear implant
Hello Wayne. Where's that dspcochlear.mdl? Is that a file like .m file? Thanks in advance.

12 years ago | 0

Question


Cochlear implant
Hello. I want to know a lot about CIS algorithm that is used in cochlear implantation. If you could provide me any link rel...

12 years ago | 9 answers | 1

9

answers

Question


Need some help regarding embedded systems.
I did some character recognition using image processing. Then I pronounced those words using microsoft inbuilt text to speech ap...

12 years ago | 1 answer | 0

1

answer

Answered
Nyquist rate is not true always
You said "Finally, you still have not shown how you can tell 3 kHz from 5 kHz in this situation. If I created files for you with...

12 years ago | 0

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