Anitha Raj

Last seen: alrededor de 3 años hace | Con actividad desde 2012

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Working as a Faculty in Engg., College. Professional Interests: Signal Processing,Image Processing and audio signal processing

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How to determine only the low frequency signals from the filter output?
%This code is used to Butterworth lowpass filter close all; clear all; clc; I=imread('Sunflower.bmp'); R = I(:,:,1); G = I...

casi 12 años hace | 0

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How to determine only the low frequency signals from the filter output?
Thank you for the last answer.I want to zero down high frequency signals and retain low frequency signals so that I can reconstr...

casi 12 años hace | 1 respuesta | 0

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how to differentiate low order and high order fft coefficients of an image
I am working on fft compression so the fft signals are passed through lpf so that I can zerodown high frequency signals.But I am...

casi 12 años hace | 1 respuesta | 0

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How to predict AC coefficients in transform compression?
Sir, I have found the fft of an image and then trying to perform compression so that Compression ratio is numel(I)/numel(non ze...

más de 12 años hace | 0 respuestas | 0

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What is the typical Compression ratio for color images?
Sir, Firstly I thank for the response. For fft,I meant fast fourier transform. I have designed a new algorithm for Fast Fourie...

más de 12 años hace | 0

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What is the typical Compression ratio for color images?
Sir, Iam working on fft algorithms for color images.I found that the number of bytes in fft file is more than no.of bytes in the...

más de 12 años hace | 3 respuestas | 0

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How to perform Deinterlacing for an color image? I tried using vision but its giving error as I don't ve vision computer system tool box. What's the solution
Hi, I am working on FFT algorithm and after reconstructing the image it has articrafts. So to resolve it I tried deinterlacin...

más de 13 años hace | 2 respuestas | 0

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About deinterlacing of color images
Hi, Iam using my own algorithm to find FFT and IFFT and got the result for both gray and color images.But the color images afte...

más de 13 años hace | 0 respuestas | 0

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How to find the threshold of a matrix?
Iam working on FFT algorithm.The FFT is applied to an image and it resulted in complex number matrix.Now I have to find threshol...

más de 13 años hace | 1 respuesta | 0

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