Harsha Vardhan Rao Avunoori
University of Toledo
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Professional Interests: Signal Processing, Image Processing
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Contribute at least one answer each month for 3 consecutive months
Awarded to Harsha Vardhan Rao Avunoori on 20 Jul 2017
Accept 5 answers given by other contributors
Awarded to Harsha Vardhan Rao Avunoori on 20 Jul 2017
Answer 1 question that was unanswered for more than 30 days
Awarded to Harsha Vardhan Rao Avunoori on 20 Jul 2017
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Awarded to Harsha Vardhan Rao Avunoori on 20 Jul 2017
Provide your first answer ever to someone else's question
Awarded to Harsha Vardhan Rao Avunoori on 20 Jul 2017
Feeds
z transform of a sequence
Hello Saima, I am assuming that the sequence which you have are the coefficients of a polynomial say y = 1 + 2x+ 3x^2+4x^...
mer än 12 år ago | 0
Sony cybershot connectivity with matlab GUI
Are you trying to import images directly from Sony Cybershot to MATLAB inorder to process them ?If yes then you might also check...
mer än 12 år ago | 0
Editing images using MATLAB
@Light...Trust me Mr.Image Analyst is the most experienced professional in this group and he has helped me in fixing my code...U...
mer än 12 år ago | 0
cross correlating two images
For rotating an image you can use imrotate() and for deleting the rows you can assign it like this x(1:15,:) = [] this statement...
mer än 13 år ago | 0
Question
Trouble plotting Bounding Boxes on a Black and White Foreground Video.
Hello All, I have implemented Mixture of Gaussians algorithm to separate background and foreground in a video of 100 frames ...
mer än 13 år ago | 1 answer | 0
1
answerHow to detect a triangle of any dimensions from an image(project on traffic sign board identification and alerting driver)
I have few questions regarding the above posted question... 1.What kind of image is it ? 2.What kind of threshold(static or ...
mer än 13 år ago | 0
discrete fourier
Hello Ingrid, Did you try reading all the contents of your file into a cell variable and then perform fft on it ? Somethin...
mer än 13 år ago | 0
How to show a colorbar of a certain range?
Okay I don't know whether this is the right one or not. But I have tried this. I = imread('cameraman.tif'); imshow(I,...
mer än 13 år ago | 0
Why does read() time out when used with mmreader() ?
@Sean I finally found an answer for this timed out. <http://www.mathworks.com/support/solutions/en/data/1-9NYJWS/index.html?p...
mer än 13 år ago | 1
| accepted
convert to grayscale
Hello James, You can load a video into MATLAB using VideoReader(). doc VideoReader You can apply rgb2gray() on each fra...
mer än 13 år ago | 3
| accepted
Need help to do image processing for an image captured by Terasic 5M pixel camera connectd to Altera Cyclone II FPGA.
Hello Vasavi, There is an inbuilt block in Simulink which actually allows the user to convert between various formats.As far ...
mer än 13 år ago | 0
How to access video from a remote camera?
Quick question though it might sound a little bit silly.Are you authorized to access that camera ???
mer än 13 år ago | 0
Question
Why does read() time out when used with mmreader() ?
Hello All, I am trying to subtract successive frames in a video (.asf) and then convert the difference image to binary and th...
mer än 13 år ago | 1 answer | 0
1
answerCan I run .m files written using a recent version of MATLAB in an older version of MATLAB?
@Sri Priya As Fangjun replied you can use any older .m file in a newer version of MATLAB but make sure that few functions like m...
mer än 13 år ago | 1
Question
Displaying a difference image as a video
Hello All, I have a video with 18000 frames in it and also a frame rate of 30 fps and I wrote a small code. vidobj = m...
mer än 13 år ago | 2 answers | 0
2
answersIRIS Recognition
You can get help only when you post the work which you did.So kindly post the code which you did and then ask for help. This ...
mer än 13 år ago | 0
Orientation of ellipsoid
You can generate an ellipsoid with the ellipsoid function and while plotting you can use the rotate() suggest by Matt.It should ...
mer än 13 år ago | 0
Requirements for opening a matlabpool
You just need to get the Parallel Computing ToolBox if you want to explore the parallel programming features of MATLAB.
mer än 13 år ago | 0
Image denoising
You can try using smoothing filters to remove the existing noise from your image.
mer än 13 år ago | 0
Error using ==> plot
Yeah!!! Your code runs properly on my machine too. Since you have initialized t to take values between 0 and 1 in steps of 0.5 I...
mer än 13 år ago | 0
Laplacian edge operator
If you are interested in applying a Laplacian mask to determine the edges then you can try this BW = edge( I,'log'); wher...
mer än 13 år ago | 0
Reading MP4 Video files with Matlab in Win7
Which software did you use to extract frames ???
mer än 13 år ago | 0
Concatenating images from image files
Are you specifying the proper directory/path when you are executing your code ? Can you please post the exact error so that it w...
mer än 13 år ago | 0
Question
How to access multiple images in a single code ?
Hello Mathworks, My question might sound a little bit odd but what I meant to say was if I have a group of 25 images in a sin...
mer än 13 år ago | 1 answer | 0
1
answerReading MP4 Video files with Matlab in Win7
In the earlier versions of MATLAB with mmreader you can read a video file and this function supports most of the video formats.I...
mer än 13 år ago | 0
Question
Plotting maximum intensity value
I wrote the following code to plot the maximum intensity value in an Infrared image.It had shaded of white and black so I have t...
mer än 13 år ago | 1 answer | 0
1
answerabout correlation
I did not understand your question completely but I assume that you are interested to find correlation coefficient.If yes then y...
mer än 13 år ago | 0
| accepted
Image processing help
Well you have asked a real broad question :) Arturo has mentioned you a good way of comparing two images. You can also try...
mer än 13 år ago | 0
change ifft code to 'ifft' command
If you are looking to just find ifft then you can try the direct function available in Matlab ifft() ifft(your signal/variabl...
mer än 13 år ago | 0
Help with a Matlab Code for Wimax 802.16 simulation, OFDM, MCCDMA
Can you please re-format your question and post the exact error messages in two versions ?
mer än 13 år ago | 0
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