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Feeds
Domanda
Can I plot S21 and S12 from .s1p data?
In a first set of measurements from my VNA (vector network analyser), I was able to collect .s2p files which I could plot the S-...
circa 2 mesi fa | 0 risposte | 0
0
risposteDomanda
How to import .s2p file?
I have downloaded the RF toolbox but somehow cannot manage to download the .s2p files. I managed to do this some time ago on my ...
5 mesi fa | 1 risposta | 0
1
rispostaDomanda
Can using 'angle' to find S21 phase shift ever be done incorrectly?
My calculation of arctan(real/imaginary) for S21 gives a different answer. Can anyone explain what I am doing wrong (in one of t...
5 mesi fa | 1 risposta | 0
1
rispostaDomanda
use RF toolbox to plot S21 vs frequency for different dB signals
I have 30 s-parameter data sets but instead of just plotting s21 together on the same plot, I'd like to plot the value vs dB. I ...
6 mesi fa | 1 risposta | 0
1
rispostaDomanda
For a known number of plots on the same axis, how do I set the colourscale?
I'm trying to plot my 20 results with a span of rainbow colours and was wondering how you could go about doing this using matlab...
6 mesi fa | 1 risposta | 0
1
rispostaDomanda
how to use reshape when plotting s-parameters?
I'm following one of the previous solutions to try to solve my problem (https://uk.mathworks.com/matlabcentral/answers/1894865-h...
6 mesi fa | 1 risposta | 0
1
rispostaDomanda
color plotting error appearing only after one line and not appearing earlier
The second line of the fragment of code below throws an error. Does anyone have any idea why? I was able to plot just fine y...
circa un anno fa | 1 risposta | 0
1
rispostaDomanda
how to include symbol on plot line into the legend?
To make my plots clear in greyscale, I'm using symbols and I want these to appear on the legend as well as the line colour. Does...
circa un anno fa | 2 risposte | 0
2
risposteDomanda
Making color plots that are also clear in greyscale
Hi evryone, I have a selection of a few plots that I would like to make visible also in grey scale. Please could someone exp...
circa un anno fa | 2 risposte | 0
2
risposteDomanda
Setting graph colour also visible in greyscale
Hi all, I'm trying to plot multiple datasets to one graph but instead of just using 'Colour', c(85,:), I want to make sure that ...
circa un anno fa | 1 risposta | 0
1
rispostaDomanda
How to make equally spaced symbols on a line plot
I have a line plot (created from an array with many many points) and I want to use symbols rather than colours to indicate the d...
circa un anno fa | 1 risposta | 0
1
rispostaDomanda
Why are the colours in the legend different?
Can anyone see why my legend might not be appearing correctly? plot(powerpc,SR09depth100mms,'-o','color',[1 .78 .1...
quasi 2 anni fa | 1 risposta | 0
1
rispostaDomanda
Same colour scale for scatter and line plots on same graph - different groups of data
I have 2 sets of data (denoted by 250 and nothing at the end of the string) My 2 problems: I'm trying to make line plots throu...
oltre 2 anni fa | 1 risposta | 0
1
rispostaDomanda
Line of best fit not plotting correctly
Hi, When I use the graph app to find a line of best fit to my data, everything seems to be working fine (see attached image)....
oltre 2 anni fa | 2 risposte | 0
2
risposteDomanda
Strange function fit to data points- sorting by first column vals?
Hi, does anyone have any idea why my function has such a strange shape? In the modelling app I'm not getting this. I think...
oltre 2 anni fa | 1 risposta | 0
1
rispostaDomanda
how to plot shorter dataset using 'hold on'
Hi, I have a dataset and want to plot a line of best fit to the beginning of the data which is the only part where it fits. ...
oltre 2 anni fa | 1 risposta | 0
1
rispostaDomanda
how to remove uncertainty from data in order to plot it
Hi, I have a dataset consisting of a array of strings with a number and uncertainty e.g."2.19479E-8 ± 2.46286E-10" I wan...
oltre 2 anni fa | 2 risposte | 0
2
risposteDomanda
measuring local slope from scatter plot data and replotting this value
Hi, I want to make a plot of Ln[dLn(c)/dLn(x)] vs Ln(x) where I have measured c at different irregularly spaced x and the c...
oltre 2 anni fa | 1 risposta | 0
1
rispostaDomanda
can't find line of best fit from simple code
I can't get a line of best fit to my data using the code from the matlab polyfit page. Does anyone know what might be going wr...
oltre 2 anni fa | 1 risposta | 0
1
rispostaDomanda
numerical array is being saved as string
I have a numerical array which is saved somehow as a string - when I get Matlab to return the variable, all the numbers are in s...
oltre 2 anni fa | 1 risposta | 0
1
rispostaDomanda
ylim error "Array indices must be positive integers or logical values"
Hi everyone, When I try to set the y axis limits using the code below, I get an error message. Please could someone suggest w...
oltre 2 anni fa | 1 risposta | 0
1
rispostaDomanda
how to change colors of lines in a plot to exist on a scale
Does anyone know how to change the colours of lines in a plot so that they exist on a scale? My current code: plot(powerp...
oltre 2 anni fa | 1 risposta | 0
1
rispostaDomanda
Unexpected resul when trying to plot from array "empty double row vector"
Hi everyone, When I try to plot the following: x305a=table2array(x305); x305a(404:end,1) I recieve this >> x305a(1,404...
quasi 3 anni fa | 1 risposta | 0
1
rispostaDomanda
graph format for Applied Physics Letters Journal papers
Hi, does anyone know if there is an approved format for Matlab created graphs in Applied Physics Letters journal papers or if...
quasi 3 anni fa | 1 risposta | 0
1
rispostaDomanda
error message 'The end operator must be used within an array index expression.'
Hi, When I try to plot plot(H20Vs{1:end,1},H20Vs{1:end,2}) hold on plot(M20Vs{1:end,1},M20Vs{1:end,2}) hold on plot(N20...
quasi 3 anni fa | 0 risposte | 0
0
risposteDomanda
legend label for subplots
In my figure I have 6 subplots, each displaying the same set of conditions - so I only really need one legend label for all of t...
oltre 3 anni fa | 1 risposta | 0
1
rispostaDomanda
Plotting swept data in 3D plot without link between sweeps
Hi everyone! I want to plot my data in 3D without a link between sweeps. This is my current code. M0dBmto15dBm_0off...
oltre 3 anni fa | 1 risposta | 0
1
rispostaDomanda
How to perform the same actions on a matrix that is broken up into sections?
Hi everyone, I have a matrix where one column has values '1,1,1,.....1,2,2,2.....2,3,3,3..... etc). I want to divide the matrix...
oltre 3 anni fa | 1 risposta | 0
1
rispostaDomanda
plotting data of different x values but same number of data points on the same plot
I have 2 sets of data that I want to plot on the same axis. One set of data runs from -23 to 23 and the other runs from -20 to 2...
oltre 3 anni fa | 0 risposte | 0
0
risposteDomanda
table2array gives string array when contents are numbers
Whenever I try to convert an table of numbers into an array, instead I will get a string array with all my numbers listed inside...
oltre 3 anni fa | 1 risposta | 0