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**Content Feed**

Question

Array indices must be positive integers or logical values

Hello All, I am trying to rearrange the elements in a matrix based on index values using matrix indexing. I have tried multipl...

3 months ago | 2 answers | 0

### 2

answersSolved

Find the longest sequence of 1's in a binary sequence.

Given a string such as s = '011110010000000100010111' find the length of the longest string of consecutive 1's. In this examp...

5 months ago

Question

generate random numbers between limits and satisfy condition

Hello All, I am trying to generate two sets of 16 length random number sequences. x1, x2, x3 ...x16 y1, y2, y3 ...y16 Condit...

5 months ago | 1 answer | 0

### 1

answerQuestion

MATLAB Coder for FSK Demodulation

Hello, I am trying to generate c code for FSK Modulation and Demodulation. Following is my function for code generation: fun...

2 years ago | 1 answer | 0

### 1

answerQuestion

MATLAB Coder: Undefined function or Variable, the first assignment to a local variable determines its class

Hi, I am using MATLAB Coder to convert a simple FSK Modem to C Code. Following are my codes: Modulator Function: function m...

2 years ago | 0 answers | 0

### 0

answersQuestion

Correct phase of sine wave based on phase difference?

Hello Everyone, I have the following sample code: clear all; close all; clc; %#ok %% Sine Wave Generation: (includin...

3 years ago | 0 answers | 0

### 0

answersAudioread of *.m4a file problems

.m4a format should be accepted by audioread according to its <http://in.mathworks.com/help/matlab/ref/audioread.html documentati...

3 years ago | 0

Question

For given Decimal number, calculate possible fractions

I am trying to convert a decimal number to possible fractions. For example, if my decimal is 0.5, the possible fractions can ...

3 years ago | 1 answer | 0

### 1

answerQuestion

.txt to .pdf using matlab

Hello Everyone, As a part of an application, I am reading my pdf file and converting them to binary: fileID = fopen(...

3 years ago | 0 answers | 0

### 0

answersWhat is block in simulink ?

They are all S-function blocks -> User-definable block written using the MATLAB S-Function API. To learn more about MATLAB S-...

3 years ago | 0

| accepted

How to calculate RMS value of a voice signal in Matlab simulink to turn on LEDs?

<https://www.mathworks.com/help/physmod/sps/powersys/ref/rms.html> Check the example in the above link, you should get an ide...

3 years ago | 0

| accepted

How to combine the result of two scope into one?

You can use the "mux" function block to combine the two signals of interest. The output of the mux block can be fed directly int...

3 years ago | 0

| accepted

How can I extract entries from a matrix and a vector into a new vector in a specific way?

M = [0.6,0.8;-0.8,0.6] t = [0.4;0.8] M = reshape(M,4,1) v = vertcat(M,t) Otherway: M = v(1:4,:); M ...

3 years ago | 0

Unique factorial design or number sequence

You can start with this: a = [4 6 8 10 12]; b= [1 2 3]; c = ones(1,6); % initialize to ones t = randi([1,5],1,1); ...

3 years ago | 0

Propagate signal from one location to another

Check the below link, this has an example on how to use phased.FreeSpace: <https://in.mathworks.com/help/phased/ref/phased.fr...

3 years ago | 0

do not show hidden file in current folder

This might help: <https://in.mathworks.com/help/matlab/ref/fileattrib.html> <https://in.mathworks.com/matlabcentral/answer...

3 years ago | 0

What's the difference between outputs.major and outputs.minor in simulink profile?

The outputs.major and outputs.minor are related to major and minor time steps respectively. For more information on these tim...

3 years ago | 0

| accepted

How to use decimal values with fixed point typing?

a = fi(1.01) bin(a) Please refer to the following: <https://in.mathworks.com/help/fixedpoint/ref/fi.html> <https:/...

3 years ago | 0

| accepted

Too many arguments error when converting .tiff to .bmp

Try this: t = Tiff('ref.tiff','r'); imageData = read(t); imwrite(imageData,'ref.bmp');

3 years ago | 0

How can I find the maximum of a given matrix and then locate the minimum value along the row of the maximum value

x=[4 2 8;5 9 1;3 10 17]; [M,I] = max(x(:)); % find maximum element in the entire matrix [I_row, I_col] = ind2sub(size(x)...

3 years ago | 0

How do I obtain accurate result for this code snippet

If just creating output as a cell array is the interest, you can try the following: squ = [1,4,9,16,25]; x = num2cell(sq...

3 years ago | 1

Show values of fixed-point signals in Simulink?

If it is just about displaying the real "bit value", you can modify the block parameters of display by double clicking on it and...

3 years ago | 0

| accepted

How can I randomly extract a element in an array?

If it is just about how to extract an element randomly, you can try by random indexing, you can try the following for the given ...

3 years ago | 0

| accepted

Solved

Sum all integers from 1 to 2^n

Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

3 years ago

Question

Error Correction Capability of Viterbi Decoder

Hello folks, I am using fec encoding followed by viterbi decoding. In this process, I observed that the viterbi decoder error...

3 years ago | 1 answer | 0

### 1

answerSolved

Remove any row in which a NaN appears

Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

4 years ago

Solved

Triangle Numbers

Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

4 years ago

Solved

Find all elements less than 0 or greater than 10 and replace them with NaN

Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

4 years ago

Solved

Select every other element of a vector

Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

4 years ago