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Accept 5 answers given by other contributors
Awarded to Jitesh Bhanushali on 20 Jul 2017
Feeds
Question
is this code gives me compression??
sir is this attached code gives me compression? if yes, where the compression takes place and how ??
plus de 10 ans il y a | 1 réponse | 0
0
réponseQuestion
how to find mse
sir how to find MSE of dft compressed image as idft is in complex form so we cant use (original image)-(reconstructed image)...
plus de 10 ans il y a | 1 réponse | 1
0
réponseQuestion
dwt based image compression
sir how we can do quantization in image compression using dwt?? how can we compress image using dwt?
plus de 10 ans il y a | 1 réponse | 0
1
réponseQuestion
quantization in image compression using dft
sir which table is use for quantization in image compression using DFT?? as we use 8*8 jpeg quantization table to quantize.whic...
plus de 10 ans il y a | 1 réponse | 0
0
réponseQuestion
is this code give me compression?
sir is this m file gives me compression??
plus de 10 ans il y a | 2 réponses | 0
2
réponsesextract and remove matrix from matrix
sir i want left upper 6*6 matrix.. and i want two different codes one for extracting the upper left 6*6 matrix and another code...
plus de 10 ans il y a | 0
Question
extract and remove matrix from matrix
sir i have 256*256 matrix i want to extract all 6*6 matrix from 8*8 subblocks of 256*256 matrix.. again i want to add all zeros...
plus de 10 ans il y a | 1 réponse | 0
1
réponseQuestion
finding of mse and psnr
sir i have attached a code . i want to find mse and psnr of the original image(I) and reconstruted image (y). i have used follow...
plus de 10 ans il y a | 2 réponses | 0
2
réponsesQuestion
making of a gui
sir i want to make gui on image processing .i want to display the output image of following code how to do that
plus de 10 ans il y a | 1 réponse | 0
1
réponseQuestion
extract matrix from matrix
sir i have image of size 256*256 and i want to extract 5*5 matrix from every 8*8 block of 256*256 image what is code for this......
plus de 10 ans il y a | 1 réponse | 0
1
réponseQuestion
extract 4*4 matrix from 8*8
sir i have 256*256 image i want to extract top left 4*4 matrix from every 8*8 blocks of that image..please send me the code
plus de 10 ans il y a | 1 réponse | 0
1
réponseQuestion
image compression using DWT
sir i have written a code for image compression using DWT transform.but the error i got is insuffient arguments..please check...
plus de 10 ans il y a | 1 réponse | 0
0
réponseQuestion
error is in imreshape
??? Undefined function or method 'imreshape' for input arguments of type 'double'
plus de 10 ans il y a | 1 réponse | 0
1
réponseQuestion
image compression using FFT
Sir how can we compress image using FFT transform..RLE coding is not suitable with the FFT..what coding technique is suitable ...
plus de 10 ans il y a | 2 réponses | 0
2
réponsesQuestion
how to get more compression
sir i have made a compressor and decompressor.. i dont get proper output from decompressor..please tell me weather the code is ...
plus de 10 ans il y a | 1 réponse | 0
0
réponseQuestion
convert matrix into 8*8
sir i have 64*64 matrix and i want to convert every 4*4 block of 64*64 matrix into 8*8 matrix..how to do this
plus de 10 ans il y a | 1 réponse | 0
1
réponseQuestion
convrt matrix into 8*8
sir i want to conver 4*4 matrix into 8*8 matrix by adding zeros ..what is matlab code for that
plus de 10 ans il y a | 1 réponse | 0
1
réponseQuestion
how image compression works
sir is dct»quantization»rle coding gives me compressed image??
plus de 10 ans il y a | 1 réponse | 0
0
réponseQuestion
use of rle in compression
is use of rle is responsible for compressing the image ???
plus de 10 ans il y a | 3 réponses | 0
3
réponsesQuestion
extract matrix from matrix
i have matrix of 256*256 n i want to extract first 4*4 matrix of every 8*8 blocks of 256*256 matrix
plus de 10 ans il y a | 1 réponse | 0
1
réponseQuestion
access value from another file
sir i have 2 m files one is function mm r=[1 2 3] end saved with name mm.m the other is function n...
plus de 10 ans il y a | 2 réponses | 0
2
réponsesQuestion
use of blockproc function
sir [when i use blockproc i got the follwing error..how to overcome this? ??? Subscripted assignment dimension mismatch. ...
plus de 10 ans il y a | 1 réponse | 0
1
réponseQuestion
how to choose image for compression
sir i am compressing the image using transforms DCT DFT and DWT. the block of operation is take image>>sub block into 8*...
plus de 10 ans il y a | 1 réponse | 0
1
réponseQuestion
recombination of a image
sir I divided image into 8*8 blocks using the code attached(block.m). how can i recombine all the blocks and get back the image...
plus de 10 ans il y a | 1 réponse | 0
1
réponseQuestion
RLE encoding n decoding
is this correct run length encoding and decoding?? it returns RLE of only first column of all matrix??
plus de 10 ans il y a | 1 réponse | 0
1
réponseQuestion
how to do dequantization
how to do dequantization of a matrix?? is the multiplication of quantization matrix with the another matrix gives dequantization...
plus de 10 ans il y a | 1 réponse | 0
0
réponseQuestion
image compression using DWT
sir how can we compress image using descrete wavelet transform?? is that attached file is correct?? how do i check if image...
plus de 10 ans il y a | 1 réponse | 0
1
réponseQuestion
Run Length Encoding (2-D)
How do Run Length Encoding works in Matrix (2-D)??
plus de 10 ans il y a | 1 réponse | 0
1
réponsehow to call a function
i got error as ??? Attempt to add "out_0" to a static workspace. See MATLAB Programming, Restrictions on Assigning to Va...
plus de 10 ans il y a | 0
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