**Statistics**

RANK**97,468**

of 294,359

REPUTATION**0**

CONTRIBUTIONS

**31** Questions

**2** Answers

ANSWER ACCEPTANCE **
25.81%
**

VOTES RECEIVED**0**

RANK

of 20,108

REPUTATION**N/A**

AVERAGE RATING**0.00**

CONTRIBUTIONS**0** Files

DOWNLOADS **0**

ALL TIME DOWNLOADS**0**

RANK

of 151,512

CONTRIBUTIONS

**0** Problems

**0** Solutions

SCORE**0**

NUMBER OF BADGES**0**

CONTRIBUTIONS**0 Posts**

CONTRIBUTIONS**0** Public Channels

AVERAGE RATING

CONTRIBUTIONS**0** Highlights

AVERAGE NO. OF LIKES

**Feeds**

Question

How to do this efficiently?

Hello all, I have this variable |a[k,m]=max(k*Ts+taup,m*Ts+tauq)| for |k,m=0,1,...,N-1|. I want to find the matrix A where |[...

10 years ago | 2 answers | 0

### 2

answersQuestion

The max matrix of two matrices

Hello, If I have two N-by-N matrices A and B, how can I find the N-by-by matrix C such that its (m,n)th element is the max of...

10 years ago | 3 answers | 0

### 3

answersQuestion

Draw Legend in MATLAB

Hello all, I have in one figure 5 cases, and in each case I have 3 curves. I distinguish the curves of a single case by no li...

10 years ago | 1 answer | 0

### 1

answerQuestion

Sparse Recovery Problem Solution

Hello all, I am working on a communication system where I physically have Np triplets {hp,taup,ap}. From these Np triplets I ...

10 years ago | 0 answers | 0

### 0

answersQuestion

How to find the indices of non-zero elements in a matrix

Hello, I have an Na-by-Nt matrix which is sparse, i.e.: most elements are zeros. I want to find the indices of the non-zeros ...

10 years ago | 1 answer | 0

### 1

answerQuestion

Drawing figure in a for loop

Hello all, I have a for loop and I want to see the progress of the figure as the loop goes. Basically the code is like this: ...

10 years ago | 2 answers | 0

### 2

answersQuestion

How to extract a number of diagonals of a matrix

Hello all, I have an N-by-N matrix. I want to extract the main diagonal and d diagonals to its right and d diagonals to its l...

10 years ago | 3 answers | 0

### 3

answersQuestion

Transmitting a signal over a LTI frequency selective channel

Hello all, I am trying to transmit a sequence over linear time invariant (LTI) frequency selective channel, and process the r...

10 years ago | 0 answers | 0

### 0

answersQuestion

Definte Integration of a Received Sequence

Hello all, I have the sequence v of length K-by-1. I want to do integration of v over nn*nsamp to (nn+1)*nsamp for nn=0, ...,...

10 years ago | 0 answers | 0

### 0

answersQuestion

Converting a signal to baseband after resampling

Hello, After resampling a passband signal, how can I convert it back to the baseband domain? In particular, I have the follow...

10 years ago | 1 answer | 0

### 1

answerQuestion

Generating random numbers without repitiion

Hello all, How can I generate, say 10, random numbers uniformly distributed between Nmin and Nmax, without repeating any one ...

10 years ago | 1 answer | 0

### 1

answerQuestion

How to do this more efficiently

Hello, I have this piece of code in MATLAB: for kk=0:N-1 for mm=0:N-1 for pp=1:Np ...

10 years ago | 2 answers | 0

### 2

answersQuestion

Generate Gassian Colored Noise

Hello all, Is there any built-in function in MATLAB to generate a Gaussian noise with a specific covariance matrix R (colored...

10 years ago | 1 answer | 0

### 1

answerQuestion

How can I resample at original rate

Hello, I transmit a signal over a channel that time-scale and time-shift the transmit signal. To generate the received signal...

10 years ago | 1 answer | 0

### 1

answerQuestion

Circular Matrix Decomposition in MATLAB

Hello all, I have this N-by-N circular matrix F. Theoretically, this matrix can be decomposed as F=WDW', where W is the direc...

10 years ago | 0 answers | 0

### 0

answersQuestion

Matched Filter Integration in MATLAB

Hello all, In a communication system I have the following received signal: v(t)=\sum_{k=0}^{K-1}s_k P_k(t)+w(t) where w...

10 years ago | 0 answers | 0

### 0

answersQuestion

How to generate OFDM received signal

Hello, Suppose that the channel impulse response is (written in LateX syntax) h(\tau)=sum_{p=1}^{N_p}h_p \delta(\tau-\tau_...

10 years ago | 0 answers | 0

### 0

answersQuestion

Received signal not on sampling time

Hello all, I have a sequence d of length N samples each of duration Ts. The channel I have will scale the received samples by...

10 years ago | 2 answers | 0

### 2

answersQuestion

SC-FDE continuous time transmission in MATLAB

Hello all, I attached a file that contains the math of transmitting single carrier (SC) modulated signal over frequency selec...

10 years ago | 1 answer | 0

### 1

answerQuestion

How to do definite integral in MATLAB

Hello all, I have this function y of t, and I want to find the following definite integral (I am using the LateX syntax): ...

10 years ago | 0 answers | 0

### 0

answersQuestion

Frequency Selective Channel Coefficients in MATLAB

Hello all How can I generate the following channel coefficients in MATLAB, where these coefficients correspond to a frequency...

10 years ago | 1 answer | 0

### 1

answerQuestion

Received Signal in Continuous Time

Hello all, I am trying to do this in MATLAB, and I appreciate any help: I have the transmitted signal in a communication syst...

11 years ago | 0 answers | 0

### 0

answersQuestion

FFT in discrete and continous time

Hello all, I have in my code for OFDM system something like fft(x,N)/N. Does division by N in the discrete time equivalent to...

11 years ago | 1 answer | 0

### 1

answerQuestion

Covariance Matrix by Simulation

Hello, I want to check the covariance matrix of a colored noise if it is correct. I started to see how to find the covariance...

11 years ago | 2 answers | 0

### 2

answersQuestion

How to these permutations?

Hello, Suppose I have a vector of N elements, and I need to find all possible permutations {N \choose n} for n=1,2, ..., N. H...

12 years ago | 1 answer | 0

### 1

answerQuestion

Parsing Bits

Hello, I have say 4 binary sequences arranged in a matrix where the first row contains the first sequence and the second row ...

12 years ago | 1 answer | 0

### 1

answerQuestion

How to do this in MATLAB without for loops

Hi, I have 4 vectors x1, x2, x3, and x4 all of size N-by-1. I need to select two vectors such that their minimum values are t...

12 years ago | 2 answers | 0

### 2

answersQuestion

Column Circulant Matrix

Hello, How to create the following coulumn circulant matrix in matlab: X= [ x_0 x_{p-1} .... x_{P-L} x_1 x_0 ...

12 years ago | 1 answer | 0

### 1

answerHow would you draw this in MATLAB?

This is my code: clear all; clc; f=10^3.*(0:1000); alpha=(0.11.*((f.^2)./(1+f.^2))+44.*(f.^2./(4100+f))+(2...

12 years ago | 0