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Shivaputra Narke


37 total contributions since 2012

Professional Interests: image processing,watermarking,Programmin in MATLAB,C,C++ and xilinx..

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Answered
Creating a loop to receive data from multiple files
Hey there, I am not understanding what is exactly stopping you to do this ? I guess, you are not doing it because of time const...

27 days ago | 0

Answered
how to hide a binary image within an rgb image?
I have written a simple code... clear all; host=imread('flowers.jpg'); signature=im2bw(imread('signature.tif')); ...

11 months ago | 0

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How i can obtain image from web cam at regular time interval to do real time processing
Try to use following code function VideoDemo global indx global vHandle vHandle=videoinput('winvideo'); start(v...

3 years ago | 0

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While loop & time consumption
I guess you have defined some functions like acceleration,speed. May be these functions take too much of time. Best way to an...

3 years ago | 0

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Answered
Matlab editor - how do I change where the editor automatically enters carriage return
Hi, I think following path will definitely solves your problem, Matlab->File->Preferences->Editor/Debugger->Display->Language ...

3 years ago | 0

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Answered
Matlab editor - how do I change where the editor automatically enters carriage return
You can set limit at following path Goto Matlab->File->Preferences->Editor/Debugger->Display

3 years ago | 1

Answered
finding out phase shift in time domain from FFT result
Search 'fft phase' in Matlab help menu.

3 years ago | 0

Answered
matlab codes for face detection from a web cam video
Its not a small code. The better way is, you just go through different steps. 1.First understand how to use webcam in matla...

3 years ago | 0

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Answered
gui takes prettty much time for launching?
You can use following code to run slideshow because it will run in background. function slideshow global indx indx=1;...

3 years ago | 0

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Answered
Obtaining 3-d polygon in Matlab, by picking points.
Hope this help you... use following code... function MainPlotPoly global POINTS POINTS=[]; hax=gca; axis([0 10 0 10 -5 5])...

3 years ago | 0

Answered
gui takes prettty much time for launching?
As your code is not present here its difficult to say anything. But,if gui is taking time in launching that means you have writt...

3 years ago | 0

Answered
Obtaining 3-d polygon in Matlab, by picking points.
NumOfPoints=10; hax=gca; axis([0 10 0 5]) [x y] =ginput(NumOfPoints); plot(x,y);

3 years ago | 0

Answered
sir,need your valuable suggestion .how to implement comlex equations in matlab such as below.your suggestion wil be priceless to me .
x=-5:0.001:5; y=-5:0.001:5; rox=0.2; roy=0.4; u=1; h=(1/(2*pi*rox*roy)).*exp(-(1/2)*((x.^2/rox^2)+(y.^2/roy^2))...

3 years ago | 0

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Answered
Extract numbers from image
Simple way is OCR(Optical character recognition).

3 years ago | 0

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save matdata1 Error using save Unable to write file matdata1: permission denied.
Check the directory,because where you are writing your data on disk is important.

3 years ago | 0

Answered
Replace zero in a matrix with value in previous row
Now answer to your comment... while(all(a(:))) a(find(a==0))=a(find(a==0)-1) end

3 years ago | 1

Answered
Replace zero in a matrix with value in previous row
May be this code can help... % where a is your matrix a(find(a==0))=a(find(a==0)-1)

3 years ago | 0

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Run several simulations and change model parameters automatically
Try to unlock the library and modify your required block then lock the library again. You can do it in your script.

3 years ago | 0

Answered
matlab code for automated images slideshow?
% if you want to use with timer %% create a timer %%% create a new file with following code and name it as *main* . globa...

3 years ago | 0

Answered
matlab code for automated images slideshow?
Hope this helps... imgNameList=char('camerman.tif','Image.jpg','image2.jpg'); pause on; for i=1:length(imgNameList) a=im...

3 years ago | 0

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Answered
How can i set few pixels to a particular color(red) in a gray scale image?
May be this is what you want.. close all; clear all; a=imread('cameraman.tif'); %%% condition to find pixel location px...

3 years ago | 1

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How to make all images in a folder the same pre-determined size
Hope this helps..... contents=ls; for i=1:length(contents) try tempImage=imread(contents(i,:)); tempImage...

3 years ago | 0

Answered
How to export program output into an Excel spreadsheet that is created, named, and located all within the program?
Currnetly I dont know about OLE(Obbject linking and embedding)issue. In case you want to write at specific location then you ...

3 years ago | 0

Answered
How do I use .net to write from Matlab to a word doc
This link may be helpful... http://www.mathworks.in/matlabcentral/fileexchange/9112-writetowordfrommatlab/content/WriteToWordFr...

3 years ago | 0

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Answered
matlab code for finding MSE and PSNR between two audio signals
Hope this helps..... [R C]=size(signal1); err = (((signal1-signal2).^2)/(R*C)); %...

3 years ago | 0

Answered
how to hide a binary image within an rgb image?
You can use watermarking using DCT

3 years ago | 0

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Answered
i have written a code to hide a grayscale image within a rgb image.but while decrypting.the rgb image is retrieved.but the grayscale image is not.a black image is displayed instead.
Use following code... Compare code and find the changes done. Hope this help.. %/encryption p=imread('flowers.jpg...

3 years ago | 0

Answered
Plot the intensity profile of an image
1. locate the path using edge operator 2. Now you have location for that line path. 3. Let's say your image is TestImg In...

3 years ago | 0

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Answered
How to access randomly selected index in nested structures
May this works, for i=1:n j=1+round(364*rand(1)); fileName=structName(i).nestedStructName(j).name end

3 years ago | 0

Question


Is there any kind of callback which gets executed after any block is changed in simulink model?
I want to do some automation in my work. I want to execute one function whenever any block is modified in simulink model.

3 years ago | 0 Answers | 0

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