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Abhishek sadasivan


Last seen: plus de 2 ans il y a Actif depuis 2014

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Whether convolution followed by down sampling equals wavelet decomposition
I know that wavelet decomposition equals convolution followed by down sampling by two.I tried to test this on mat lab on haar wa...

plus de 7 ans il y a | 1 réponse | 0

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Question


Design of wavelets from splines
I would like to know how to design wavelets from splines using matlab,will any one help me Thanks in advance

environ 8 ans il y a | 1 réponse | 0

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Question


An example for user defined wavelets
Can any one show me an example for making user defined wavelets using matlab,?? Thanks is advance

presque 9 ans il y a | 1 réponse | 0

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Question


Difference between spline and wavelet
Can any body tell me the difference between spline and wavelet ..

presque 9 ans il y a | 1 réponse | 0

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Question


wavelet matrix from the spline
I have developed a spline ,I would like to know how a transformation wavelet matrix can be developed from the spline ..can any b...

presque 9 ans il y a | 1 réponse | 0

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Question


Equation for a growing and decaying exponential
I like know whether any single equation is there for a growing and decaying exponential .i.e from minus infinity to zero it has ...

presque 9 ans il y a | 1 réponse | 0

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Question


I would like to compress a signal and like to know how many bits it is using
hai .. I have a spare vector (lot of zeros in it ),I would like to compress in it ..what I have to do for compressing that sign...

environ 9 ans il y a | 1 réponse | 0

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Question


algorith logic behind L1eq_pd
Can anybody pls tell me the logic behind L1eq_pd.. how it find the solution Thanks in advance

environ 9 ans il y a | 1 réponse | 0

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Question


how to find out biorthogonal wavelet matrix
Hai ,I am working in compressed sensing problem ,Here I would like to find out the transform matrix of biorthogonal wavelet .By ...

plus de 9 ans il y a | 1 réponse | 0

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Question


how to get wavelet transformation matrix from wavedec.
Hai .. I know if we do a problem [a b]=wavedec(x,1,'db1')will do db1 wavelet decomposition of the input x at level one.how we c...

plus de 9 ans il y a | 1 réponse | 1

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Question


Image reconstruction using compressed sensing..
I was going through certain papers in compressed sensing and papers claims exact reconstruction is possible through compressed ...

plus de 9 ans il y a | 1 réponse | 1

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Question


can any one tell me how this code is working??
can any one tell me how this code is working ..I cant able to understand the logic ..pls help.(Please note that locs_Rwave will ...

plus de 9 ans il y a | 1 réponse | 0

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Question


can any one tell how this break function works in this loop??
can any one tell me how the break functions if there are two if conditions in a for loop ... if true % code e...

plus de 9 ans il y a | 2 réponses | 0

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Question


break statement after if loop inside a for loop..
Hi..I have doubt if we are using an if loop inside a for loop followed by a break ,whether the break function will break if loop...

plus de 9 ans il y a | 1 réponse | 0

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Question


how to concatenate n matrixs together to form a bigger matrix
Hi..I have 1000 matrices ,A_1 to A_1000 of size 3*3 .I want to merge all then together (concatenate )vertically to form a bigge...

plus de 9 ans il y a | 1 réponse | 0

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Question


generate same random matrix in another computer..
Hai ..I have a doubt ,whether it is possible to get same random matrix in another computer where same matlab software is install...

plus de 9 ans il y a | 2 réponses | 0

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Question


Can any please tell me about the tool Lasso.how to use it ?LASSO
Can any please tell me about the tool Lasso.how to use it ?LASSO,,I am new to matlab ..can any help me please .. Thanks in ad...

plus de 9 ans il y a | 1 réponse | 0

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Question


how to create 200 random matrices using loop..
Hi..I want to create separate 200 random matrices of size 32*32 , and each to be multiplied with my input matrix..whether any lo...

plus de 9 ans il y a | 2 réponses | 0

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Question


how can I able to recover my image using compressed sensing ..can anybody send me an example code??
how can I able to recover my image using compressed sensing ..can anybody send me an example code for image reconstruction using...

plus de 9 ans il y a | 1 réponse | 0

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Question


compressed sensing image reconstruction example
Can any body please send an example code for image reconstruction using compressed sensing technique ... thanks in advance

plus de 9 ans il y a | 1 réponse | 0

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Question


can any one tell me some thing how to use the lasso function
can any tell me some thing about the lasso function ..

plus de 9 ans il y a | 2 réponses | 0

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Question


how to save all pixel co-ordinate locations as a vector ??
Whether it is possible to save the pixel locations of an image in a vector ? which comment to save the pixel locations ..could a...

presque 10 ans il y a | 2 réponses | 0

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Question


want to prepare a mask which will capture 15 % of data from an Ultrasound image .could any one help
Hai I am attaching an ultrasound image .I would like to prepare a mask matrix which will capture 15 % of data from that.(15% fr...

presque 10 ans il y a | 1 réponse | 0

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Question


radial mask of 30 degree with 15% data
I have attached a figure .I would like to make a mask of same kind using matlab .The lines are 10 degree apart and the maximum n...

presque 10 ans il y a | 1 réponse | 0

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