Community Profile

# Tinkul

29 total contributions since 2012

Professional Interests: image processing

View details...

Contributions in
View by

Question

How to compare two signal
I have two signal. One is original signal and other is reconstruction of that signal. Reconstruction is done by some algorithms...

etwa 7 Jahre ago | 2 answers | 0

### 2

Question

Plotting run time of algorithm
suppose i have two algorithm. after running i have got run time of that two algorithm 5sec,7sec respectively. I have run for di...

etwa 7 Jahre ago | 0 answers | 0

### 0

Question

How to find error in function file
Suppose I have written a matlab coding which include two function file. Whenever i run the main programme it gives error. Bu...

etwa 7 Jahre ago | 1 answer | 0

### 1

Question

There is a code of operator: SHI=Wavelet('Daubechies', 6,4); FI=randn(40,100); A=@(x) FI*(SHI'*x) At=@(x) SH...

etwa 7 Jahre ago | 0 answers | 0

### 0

Question

how to select the sample
Suppose i have a matrix: z=[1;2;3;4;5;6;1;9;10;32;21] from the above matrix how can i select first 7 sample? Please help...

etwa 7 Jahre ago | 2 answers | 0

### 2

Question

Computing DWT using matrix multiplication

etwa 7 Jahre ago | 1 answer | 0

### 1

Question

Finding signal to noise ratio
I have a signal x=[34;56;12;87;35] I have added some noise with the signal x. After denoising i have got the output x0=[ 3...

etwa 7 Jahre ago | 1 answer | 0

### 1

Question

Finding high and low frequency noise....
Is power line interference high frequency noise in ecg and base line wandering low frequency noise in ecg? Is both the noise pre...

etwa 7 Jahre ago | 1 answer | 0

### 1

Question

Generating baseline wandering noise
How to generate baseline wandering noise in matlab code?

etwa 7 Jahre ago | 1 answer | 0

### 1

Question

How can extract only real values of a matrix
After some oprations i have got a matrix which contains imaginary value also. But i need only the matrix containing real val...

etwa 7 Jahre ago | 1 answer | 1

### 1

Question

Selection of 3 large value from a matrix
How can i select 3 largest value from a matrix and remaining make zero without changing the dimension,For eg A=[1 3 5 8 31 7 4 ...

etwa 7 Jahre ago | 1 answer | 0

### 1

Question

How to produce data randomly from a given matrix without changing the dimension
I have some data for eg A=[1;3;5;7;2] Now i have to produced all these data randomly. Is there any matlab command to pro...

etwa 7 Jahre ago | 3 answers | 0

### 3

how do i use Compressive sensing to recover my signal?
You can use l1-magic...

etwa 7 Jahre ago | 0

Question

Making sparse signal representation
How to make a sparse signal representation in matlab code.

etwa 7 Jahre ago | 1 answer | 0

### 1

Question

Run time of a code
How can i find out run time of a code written in matlab.

etwa 7 Jahre ago | 1 answer | 0

### 1

Question

Random data selection from a matrix
How can i select 5 datasample from the matrix Z=[43;-57;98;23;-13;243;-98;112;325;560]

mehr als 7 Jahre ago | 1 answer | 0

### 1

Question

Solving an equation through optimization..........
Y=Ax y is a mX1 matrix A is a mXn matrix x is a nX1 matrix AA'=I Here we apply optimization technique to sol...

mehr als 8 Jahre ago | 1 answer | 0

### 1

Question

Matlab coding for downsampling..............
How to downsample a sinusodial signal in matlab coding...............

mehr als 8 Jahre ago | 1 answer | 0

### 1

Question

Finding jacobian of a matrix
How to find jacobian of a matrix. I am trying to find out the jacobian of the following but still unable.. [J W] = jacobian(x...

mehr als 8 Jahre ago | 1 answer | 0

### 1

Question

In matlab i have found following answers. let X = 1 2 3 3 4 5 3 2 1 z=gradient(...

mehr als 8 Jahre ago | 2 answers | 0

### 2

Question

Change dimension of a matrix
How to change a matrix dimension 1X131072 to 256X256

mehr als 8 Jahre ago | 3 answers | 0

### 3

Question

Converting data to decimal
there are some data in one row: 123446739FBCDE how can i convert the above to decimal using matlab coding as below form...

mehr als 8 Jahre ago | 1 answer | 0

### 1

Question

Increasing Buffersize while importing data
I am importing data from txt file to matlab.But the programmme gives error:"Buffer overflow (bufsize = 4095) while reading strin...

mehr als 8 Jahre ago | 1 answer | 0

### 1

Question

import data into a txt file from matlab
I want to import data into txt file. I have written the prog. m=[1 2 3 4 5 6 6 6 7 8 9] fid = fopen('data.txt', 'w'); % data...

mehr als 8 Jahre ago | 1 answer | 0

### 1

Matlab coding to show the string in one line
Thanks....but i need the data in the form of string in the command window ie. within a single quotation(' ').For eg 'abcdef' lik...

mehr als 8 Jahre ago | 0

Question

Matlab coding to show the string in one line
I have data in txt file as shown below. aaaaaaaaaaaaaaaaaaaaaafffffffff eeefffffaaaaaaaaaaaeeeeeeeeeee...

mehr als 8 Jahre ago | 2 answers | 0

### 2

Question

Import txt file into matlab using programically
I have data in txt file as shown below: ffffffffffffffffffffffffffff ffffffffffffffffffffffffffff ...

mehr als 8 Jahre ago | 3 answers | 0