Sajid Sarwar

Last seen: 1 year ago | Active since 2017

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Why parallel pool starts in MATLAB 2021b while running .slx file??
I have developed a simulink model in MATLAB 2021a and it works fine. When I try to exxecute the same model in another laptop hav...

2 years ago | 0 answers | 0

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problem in calling a function, it does not recognize "switch case"
Please suggest the solution for the following problem. I am doing this in MATLAB 2021a. Thanks I have three functions (1). func...

2 years ago | 0 answers | 0

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How to input "Eb/No vector" to AWGN block in simulink?
I am using AWGN in my simulink model where "AWGN block" is being used. Inside AWGN block, there is option for Eb/No. I need to i...

2 years ago | 0 answers | 0

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How to turn off line style and show only marker in legend for a fig file?
I have an existing set of figures that I cannot quickly and easily regenerate the plots. I want show only markers and turn off ...

3 years ago | 1 answer | 0

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how to use featureinput layer in 'deep network designer'?
I am trying to use deepNetworkDesigner for DNN. I need to import data from .xlsx sheet. I am using MATLAB 2021a. The problem is ...

3 years ago | 0 answers | 0

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How to start parallel pool in multiple nested loops?
my outer loop is like this, parfor SNRindB=0:2:20 and I have more than 20 loops inside this outer loop. When I try to use para...

3 years ago | 1 answer | 0

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error while loading .mat file in google colab
I have a .mat file which i need to open/load in google colab. the file size is 590MB. I have uploaded file on google colab from ...

4 years ago | 0 answers | 0

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Error in converting ndarray to double
When I write in MATLAB, y = py.numpy.array(1:10); I receive ndarray but I am unable to convert it into double for further use ...

4 years ago | 2 answers | 3

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Getting error while importing numpy in MATLAB
I have installed a MATLAB supported version python 3.5. I have also installed numpy library and it can be imported in python com...

4 years ago | 1 answer | 0

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Cannot find a default python when I type "pyversion' in MATLAB command window
I have installed python 3.5.4 on my windows computer. My MATLAB 2017a supports 2.7, 3.4 and 3.5 versions of Python. After instal...

4 years ago | 1 answer | 0

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How to train a deep neural network for Orthogonal frequency division multiplexing (OFDM) to remove inter symbol interference?
I want to train a CNN. For this i need transmitted/received symbols of OFDM. I do not know where to get dataset for this simulat...

4 years ago | 0 answers | 0

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How to shuffle matrix entries using MATLAB?
Let's suppose I have a 2by2 matrix. I need a code which gives me the matrices with same elements but at different positions e.g....

4 years ago | 1 answer | 0

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How to smooth an edge using edit tool box in MATLAB
I have uploaded a fig file here. The upper line in the graph has a sharp down trend. I want to make it relatively smooth as I ha...

4 years ago | 0 answers | 0

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Problem with "roipoly" MATLAB function.
I am using following line in my code but roipoly takes endless time to run and shows no output. I have watch tutorials over it w...

5 years ago | 0 answers | 0

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generate uniform random numbers between -1 and +1 in matlab
how o generate uniform random numbers between -1 and +1 in matlab?

5 years ago | 1 answer | 0

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Difference between "mesh" plot and "plot3" graphs
Kindly explain the difference between "mesh" plot and "plot3" graphs. What's the importance of these two different approaches?

5 years ago | 1 answer | 0

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Error while using "attribute function" block in simulink (simevents) model of queue system
I am trying to simulate a restaurant model (queue model) using simevents toolbox. When I use "attribute function" block i found ...

5 years ago | 0 answers | 0

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use nested for-loops to generate a matrix (without typing the numbers explicitly)
I want to use nested for-loops to generate a matrix that has elements shown below (without typing the numbers explicitly) I ne...

5 years ago | 1 answer | 0

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Problem in "Attribute Function" in SImevents (MATLAB)
I am running a FIFO queue model for restaurent simulation using simevents, when I use "Attribute Function" to control the attrib...

5 years ago | 0 answers | 0

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MATLAB codeto python code conversion
I want to convert a MATLAB code to python code that I have attached here. Is it possible? If yes, what's the way?

5 years ago | 1 answer | 0

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I have attached a fig file in which I have used 3 legends for upper, middle and lower curve, respectively. Actually, there are six lines in each curve but I want each curve to look like a single line. How is it possible using fig file.
I have attached a fig file in which I have used 3 legends for upper, middle and lower curve, respectively. Actually, there are s...

5 years ago | 1 answer | 0

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how to make multiple closely drawn lines to look like a single line?
I have attached a fig file in which I have used 3 legends for upper, middle and lower curve, respectively. Actually, there are s...

5 years ago | 0 answers | 0

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how to use spline for a fig. file?
Can I use spline to smooth the plot in attached file?

5 years ago | 2 answers | 0

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How to make a plot smooth?
I have attached the fig. file of the plot and I want to make the lines smooth without running code again as it takes too much ti...

5 years ago | 1 answer | 0

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how to compare two graphs having different values on x-axis?
I have two sets like SINRo=[3.16455696202532 4.74683544303798 6.32911392405063 7.91139240506329 9.49367088607595 11.07594936708...

5 years ago | 1 answer | 0

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I want to do SC-FdMA modulation in MATLAB 2017a but when i open script, for its 'given example' in 'MATLAB 2017a help' I got error.
%% Perform SC-FDMA Modulation % Perform SC-FDMA modulation of one subframe of random % uniformly-distributed noise, using a 10...

6 years ago | 0 answers | 0

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6 years ago | 0 answers | 0

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I have a matrix 'm' of oder 4 by6by960. I want to extract 1st and 3rd dimensions, i.e 4by960. how to do this?
m=rand(4,960); m = [m; zeros(20,960)]; m=permute(reshape(m, 4,6,960), [1 2 3]); % need this 3d matrix for some operation...

6 years ago | 1 answer | 0

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I have to combine output(79 matrix of 64 by 1) of a loop into a single matrix of 64 by 79. Kindly add a line in my code
y=rand(64,1); N=10112; SC=64; for e=1:((N/2)/SC) Rx_com_t =fft(y) end % please combine Rx_com_t into a single matrix of ...

6 years ago | 1 answer | 0

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Question

how to perform idwt on a 2D matrix?
s=rand(10000,1); d=dwt2(s,'haar'); Now how to perform idwt2 on d matrix.

6 years ago | 0 answers | 0

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Sajid Sarwar

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