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Jorge


Last seen: 16 jours il y a |  Actif depuis 2022

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how to get the envelope of oscillating signal
I have a decaying oscllatory signal for which I want to get the envelope to estimate the time constant of the system. load data...

environ 2 mois il y a | 2 réponses | 0

2

réponses

Question


how do I create array with numbers and characters to then put into a table?
I'm trying to create a table from an array for which I need empty certain coluns to display blank (or NA). I tried this.... ...

2 mois il y a | 1 réponse | 0

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réponse

Question


how to parse text file read into cell array
I'm trying to programmatically update a Qspice netlist. I read the *.net file in using fileread. netlist = fileread([filepath ...

2 mois il y a | 1 réponse | 0

1

réponse

Question


In a table, when I try assigning a value to a new column based on some criteria, I get error that "assignment to elements using simple assignment statement is not supported"
I have a table for which I create an index where the values in a particular column are not NaN. I then try to use this index to...

2 mois il y a | 1 réponse | 0

1

réponse

Question


Can I used Unique to find unique x,y,z coordinates in table data?
I have x,y,z positional data collected and arranged into a table, under two different conditions. For example, I have entries l...

3 mois il y a | 2 réponses | 0

2

réponses

Question


plot magnitude data at location (x,y,z)
I can't figure out how to plot magnitudes of a variable at different (x,y,z) locations. In effect, I need to plot a 4D plot, (x...

3 mois il y a | 2 réponses | 0

2

réponses

Question


Graphics fail when running live script after a long period of inactivity
Very often when I use live scripts (and maybe also with regular scripts --need to verify), Aftrer a long period of inactivity wi...

6 mois il y a | 1 réponse | 0

1

réponse

Question


Can't seem to replace values in matrix meeting criteria, although the correct row,col coordinates are found
I have an 1000 x 12 "image" matrix I initialize to 0 corresponding to current (as in amps) values I calculated from a 2-dim ...

7 mois il y a | 1 réponse | 0

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réponse

Question


How to I parse an array of time stamp strings read into a table form a CSV file?
I have time stamped data collected into a csv file which I bring into Matlab as table.: curr= 1053×2 table ...

9 mois il y a | 1 réponse | 0

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Question


error using system -- "Command argument must be either a nonmissing scalar string or a character row vector. "
I donwloaded open source code that enables me to run Qspice from the command line and directly use its data in the MATLAB scrip...

11 mois il y a | 2 réponses | 0

2

réponses

Question


Data plots incorrectly when in Live Script, but shows up correctly when the same incorrect plot is popped out --why?
I have a live script (.mlx file) that plots 2 cycles of a pulse train that has frequency and duty cycle as inputs. For some fr...

environ un an il y a | 1 réponse | 0

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Question


Anyone else having issues with MATLAB 2023a hanging after some period of inactivity?
I'm running a Live Script that reads data collected from lab test equipment saved as csv types. I process the data, do some sta...

plus d'un an il y a | 2 réponses | 1

2

réponses

Question


Why does Sine block in Simulink require Fixed Point Designer? error when using block
I get the following error: when I try to use the sine block in Simulink. Why do I need Fixed-point designer to have this blo...

environ 2 ans il y a | 1 réponse | 1

1

réponse

Question


Scope trace of sine signal is broken into multiple traces (channels?)in Simulink
I am new to Simulink, and not very experienced in signal processing -- just know a little more than the basics. I'm trying to ...

environ 2 ans il y a | 1 réponse | 0

1

réponse