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farzad


Last seen: mer än ett år ago |  Active since 2014

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Does Matlab have a trajectory generator function for 3D movement?
Hi All I came up with this function https://de.mathworks.com/matlabcentral/fileexchange/40278-trajectory-generation-3rd-5th-...

ungefär 2 år ago | 1 answer | 0

1

answer

Question


Function to optimize doesn't converge in conjugate gradient and quasi newton
Hi all I have a function as : f(x) = x1^2 + x2^2 + 2x3^2 - x4^2 - 5x1 - 5x2 -21x3 + 7x4 +100 subject to x1^2 + x2 ^2+x3 ...

mer än 3 år ago | 0 answers | 0

0

answers

Question


Generated filter reduces signal time
Hi All I desgined a filter with the following data, but it reduced the signal time to half , after filtering. is there a re...

nästan 4 år ago | 1 answer | 0

1

answer

Question


How do I stretch the time of a signal locally ?
Hi All I have a signal that its time increment is 0.01 sec and the signal duration is 100 seconds. I want to stretch and incr...

nästan 4 år ago | 1 answer | 0

1

answer

Question


How can I have the peaks of signal from rainflow count function
Hi All I wanted to have the peaks ( minimums and maximums) of a signal that are used to create the blocks in rainflow countin...

nästan 4 år ago | 0 answers | 0

0

answers

Question


How to take the engineering FFT (magnitude spectrum scaled correctly) of Signal in Matlab?
Hi All the fft function in matlab gives a theoretical mathematical fft of the signal, and is not scaled to units and is real ...

nästan 4 år ago | 1 answer | 0

1

answer

Question


User defined FFT function parameter not recognized
Hi All I am trying to use the FFT function explained in this link but when I use a nx2 signal and a scalar value for ScanRat...

nästan 4 år ago | 1 answer | 0

1

answer

Question


Changing the frequency of an array does not work always
Hi All I have a time array , from which I first drop some elements, then change its frequency based on the input I give. the ...

nästan 4 år ago | 1 answer | 0

1

answer

Question


Change the frequency of an array
Hi All I have an array (time) which will be combined with another and will create a signal. before I do the combination, I w...

nästan 4 år ago | 1 answer | 0

1

answer

Question


Matlab app designer can not Save data from UIAxes due to size
Hi All I have some excel files , that are already saved by a MATLAB analysis, and now I am reading them in app designer UIAxe...

nästan 4 år ago | 0 answers | 0

0

answers

Question


How to read every i data in the UIAXES plotted data ?
Hi All I have got a plot in my aap designer window, and after plotting some 2D data on it, I want to read and save only some ...

nästan 4 år ago | 0 answers | 0

0

answers

Question


Changing an EditField Value in app designer twice
Hi All I plot a diagram using a push button and to give its axis values as user input, I use EditField to input the axis limi...

ungefär 4 år ago | 0 answers | 0

0

answers

Question


How to remove file extension when using ugetfile in app designer?
Hi All I use [filename,pathname] = uigetfile('*.xlsx');% add ur extension post period within parathesis. fullfilename = ...

ungefär 4 år ago | 1 answer | 0

1

answer

Question


Appending a table to another index error
Hi all I am appending a table to another one during a loop, every time I calculate the first one in each cycle. this is th...

ungefär 4 år ago | 1 answer | 0

1

answer

Question


How to clear the compile to stand-alone history?
Hi All I am trying to compile my file to stand alone via app designer. but since I am doing it many times, I am noticing that...

ungefär 4 år ago | 0 answers | 0

0

answers

Question


app designer does not get the value from edit field in panel
Hi All I have an edit field that is inside a panel. It seems that when I call the value with app.variable , it can not be rea...

ungefär 4 år ago | 1 answer | 0

1

answer

Question


How to dynamically define limits for multiple plots from user input in app designer?
Hi All I want to have a sort of While loop in my app designer, that untill app doesn't receive OK from the user, it prompts the...

ungefär 4 år ago | 1 answer | 0

1

answer

Question


How to dynamically define limits forplot from user input in app designer?
Hi All I want to have a sort of While loop in my app designer, that untill app doesn't receive OK from the user, it prompts the...

mer än 4 år ago | 1 answer | 0

1

answer

Question


How to dynamically define limits forplot from user input ?
Hi All I want to have a sort of While loop, that untill Matlab doesn't receive OK from the user, it prompts the axis limits f...

mer än 4 år ago | 1 answer | 0

1

answer

Question


Can't append two large matrices due to limit in Matlab
Hello I need to append two time series to eachother, one after the other one, but one is 875520x1 double and the other is 78...

mer än 4 år ago | 1 answer | 0

1

answer

Question


How do I convert a linear scale array to a logarithmic without getting negative values?
Hi All I need to plot ( bar plot) values, and on the X axis , I want to convert them to logarithmic, but the values <1 become n...

mer än 4 år ago | 1 answer | 0

1

answer

Question


How do I create an amplitude changing sweep signal?
Hi All I need to create a sinusoidal sweep signal , with a constant frequency but increasing amplitude from A1 to A2, how do I ...

mer än 4 år ago | 0 answers | 0

0

answers

Question


Why isn't there a huge difference for reading time numerical Excel files between readtable, xlsread and readmatrix?
Hi All I did a benchmarking between readtable, xlsread, and readmatrix, knowing that xlsread is somehow deprecated. I had a rea...

mer än 4 år ago | 0 answers | 0

0

answers

Question


How can I plot a helix that its axis is not straight but bended ?
Hi All is there a way to plot a helix with its axis sweeped along a profile ? which is not striaght, like: if the top center ...

mer än 4 år ago | 0 answers | 0

0

answers

Question


How do I make a button for my app designer to open another app window to get inputs for the code?
Hi All I have an app designer window that is too full, so when I press a button , I need that first another window opens that...

mer än 4 år ago | 0 answers | 0

0

answers

Question


makeDOMCompilable() DOES NOT resolve compiling application with report generator
Hi All As Matlab help has suggested, I used this command, BUT after Compiliing, the button to generate the report DOES NOT work...

mer än 4 år ago | 2 answers | 0

2

answers

Question


using makeDOMCompilable(); to compile my application cause its other functions not work
Hi All since I have a report generator on one of my application's buttons, I have to use makeDOMCompilable(); command but after...

mer än 4 år ago | 0 answers | 0

0

answers

Question


How can I make Matlab install the powerpoint Template to compiled installation folder and always read from there?
Hi All I need to compile my application that generates a powerpoint report, so far I know how to direct my code to the installa...

mer än 4 år ago | 0 answers | 0

0

answers

Question


How to append multiple signals and take the total rainflow histogram of the total signal ?
Hi All I want to know the most simple and fastest way to append multiple signals together and take a rainflow histogram of th...

mer än 4 år ago | 0 answers | 0

0

answers

Question


Matlab can not run add layout lines in powerpoint and gives strange error
Hi All just after some successfull runnings of my code, and simply adding more functions, now I am getting a new strange erro...

mer än 4 år ago | 0 answers | 0

0

answers

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