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Andrey Kiselnikov


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Last seen: 1 year ago |  Active since 2019

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Python
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Answered
matrix summation inside loop
This equation can be solved without any loops, but as you asked this code meets your requirement: q1 = [1 2 3; 4 5 6; 7 8 9 ]; ...

5 years ago | 0

Answered
Error in map.webmap.Canvas
Hi guys, I have had the same issue on ubuntu 18.04LTS. This answer helped me! https://www.mathworks.com/matlabcentral/answers/42...

5 years ago | 0

Answered
Array indexing, matrix indexing
Hi, it looks like you are still writing code on something like c or pascal using MATLAB syntax. First of all, you should change ...

5 years ago | 0

Answered
What is the best way to display a menu of options for the user to choose from?
I assume that the best way is using appdesigner, it included in the base MATLAB and doesn't need any additional purchase. Moreov...

5 years ago | 0

Answered
I am trying to run the image histogram equalization code but getting some errors. What's wrong with the coding? Please give some corrected code.
Try this example: image = imread('test.jpg'); [counts,bins] = imhist(image); stem(bins,counts); ps. if my help was useful p...

5 years ago | 0

Answered
Why Real-time model data structure in MATLAB2018b version?
Because both C/C++ coder and HDL coder continuously developing to perform better characteristics and looking of generated code. ...

5 years ago | 0

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Answered
How do i create an ambiguity function for FM radio signal?
Hi, here is the example of your task. https://www.mathworks.com/help/phased/examples/waveform-analysis-using-the-ambiguity-func...

5 years ago | 0

Answered
Function implementation for monotony check
Hi, the solution was provided here https://www.mathworks.com/matlabcentral/answers/373152-how-to-check-monotonity-of-a-vector ...

5 years ago | 0

Answered
how to block reference files for teachers only?
Take a look at this tutorial https://www.mathworks.com/videos/matlab-grader-overview-1532608334621.html#targetText=MATLAB%20Grad...

5 years ago | 0

Answered
How to acquire and plot continuous voltage data from SMU in App Designer?
Hi Ana! The simplest way to perform your task is using the timer - updating the graph in timer callback, here is the good descri...

5 years ago | 0

| accepted

Answered
How to smoothen a signal using response time of a sensor ?
If you do not see any changes after filtering it means that all signal components pass through your filter. To visualize it and ...

5 years ago | 0

| accepted

Answered
HTML to PDF conversion
Hi, report generator allows to save results as a *.pdf file: https://www.mathworks.com/matlabcentral/answers/39201-convert-html...

5 years ago | 0

Answered
Scatter plot undefined variable
"allowNonNumeric" and "allowNumeric" are different variables, you defined first one and forgot last one (I assume this is mistak...

5 years ago | 0

Answered
Does MATLAB GUI can work standalone when installed to Raspberry Pi using matlab code (.m file)?
It isn't possible to install MATLAB on Raspberry PI to run *.m files (only this way will allow you to run *.m files on Raspberry...

5 years ago | 1

Answered
finding al points of a vector in my array and assigning them a different number.
Hi here it is a = 1:1:10; b = [1 3 5]; >> ismember(a,b) ans = 1×10 logical array 1 0 1 0 1 0 0 ...

5 years ago | 0

| accepted

Answered
How to use hanning window to get 5 cyles of sine waves?
First of all you should properly define your data: "t = 0: 10 * pi; % 5 cyeles" I assume that you would like to define something...

5 years ago | 1

| accepted

Answered
SPI mode and bitrate cannot be changed in Arduino DUE
Right now I have no Arduino Due, but I can check your script next week. If it will be actual, let me know please.

5 years ago | 0

| accepted

Answered
How to solve this error?
You provided a very bad description of your problem, but I assume that the transpose of the input vector can help you. https:...

5 years ago | 0

Answered
How to get real-time live data stream from sensor and spectral analysis?
Try to read about function "drawnow" may be in will be helpful. https://www.mathworks.com/help/matlab/ref/drawnow.html

5 years ago | 0

Answered
How to get real-time live data stream from sensor and spectral analysis?
Hi, fft is already multithreaded in MATLAB since 2008a https://se.mathworks.com/discovery/matlab-multicore.html For more prod...

5 years ago | 0

Answered
for in MATLAB Function block in Simulink
There are two right ways to solve you problem: Refactor your code with replacing loops with matrix operations https://www.mathw...

5 years ago | 0

| accepted

Answered
raspberry pi GPIO connect with simulink
Hi, you should understand that GPIO is configurable hardware. When you are launching the model on Raspberry it compiles in exec...

5 years ago | 0

| accepted

Answered
How protect a package app from copy
Hi Marc! What about next idea: link the copy of your application to PC id like a disc label or MAC? Below there are functions h...

5 years ago | 0

| accepted

Question


ThingSpeak noncommercial channel limits
Hi everyone! At the channel settings tab of my Thingspeak channel I have a record: " Percentage complete 50%". Where can I find ...

5 years ago | 1 answer | 0

1

answer

Answered
Filter Cuttoff Frequency Specification/Definiton
Between pass band and stop band, there is an intermediate band, that you determine by ending of the passband and starting of the...

5 years ago | 0

Answered
Object oriented programming problem?
Hi, you can check this manual https://www.ee.columbia.edu/~marios/matlab/MatlabStyle1p5.pdf . It was very useful for me, when I ...

6 years ago | 1

Answered
can you help me ?
Hi, I have got the same issue about the month ago! The reason was caused by antivirus software. You should switch it off during ...

6 years ago | 0

Answered
Why not able to set comp port in serial communication block
The most common reasons for this issue is that you didn't install the device driver - do you see your device in the device manag...

6 years ago | 0

Answered
Real time data acquisition
I tried to do exactly the same thing. This hardware stack is not able to provide the required sampling frequency. This issue rel...

6 years ago | 0

| accepted

Answered
access element of an array of an array
myCellArray = {{1:1000},{1:1000}}; % Creates a simle cell array of two cells that contains two cells myCellArray{1}{1} % Wil...

6 years ago | 0

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