Answered
How to group data within a column by specific text within that column
Illustration with faked data... tmp=categorical({'star','bat','crab'}); % the categorical variable categories t=table(tmp(...

5 years ago | 0

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is there a way to plot change point detection on a scatter plot?
See if <Piecewise Polynomial> is what you're asking for...

5 years ago | 0

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Answered
How to group data within a column by specific text within that column
A sample dataset always helps, but probably be good to convert species to a categorical variable first (although not mandatory)....

5 years ago | 0

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How can I replace outliers with 2 standard deviation from the mean
Can't do it with filloutliers alone; it for some reason doesn't have the facility to use a function handle as a fill option... ...

5 years ago | 1

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Answered
How to make this function run faster
For starters, try... ... IJ=inv(J); for i = 1:2 for j = 1:2 for k = 1:2 for l = 1:2 AA = IJ*F(i,1)*F(...

5 years ago | 0

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Answered
Generating non-repeating numbers by using a for-loop and break statement
The function doesn't return anything, though...either your original nor mine. I didn't catch that before. If the idea is to re...

5 years ago | 0

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Plotting a curve with just x values
Something like x=[3,3,4,5]; n=histc(x,unique(x,'stable')); v=[1:numel(n)]; m=fitlm(v,n); bar(n); xlim(xlim+[1 -1]*0.5) ho...

5 years ago | 1

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Answered
Expected input number 2, edges, to be one of these types
W/O the Statistics TB, you'll have to resort to some other way to compute the wanted distribution quantities -- a quick look at ...

5 years ago | 1

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3D plot time on x-axis, data from each column on z-axis and # of column on y-axis
waterfall(T,[1:numel(T)].',UH_V) maybe?

5 years ago | 0

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Answered
Maximum value from data
findpeaks uses more logic internally than just height; it will consider points inside the peak width as being part of the larger...

5 years ago | 0

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Answered
How to Fit Points on a Previous Plot
If I understand what you're after from the code that doesn't quite work-- plot(pro(:,1),pro(:,2)) hold on iz=arrayfun(@(z)fin...

5 years ago | 0

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Answered
Convert Table to Matrix
The phone rang...and Chris got back first, but my next response was to be-- opt=detectImportOptions('tex_file.txt','FileType',"...

5 years ago | 0

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How to Fit Points on a Previous Plot
I'm betting you're forgeting your above note that increasing depths are larger negative numbers and have something like the foll...

5 years ago | 1

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How can I change this code to get the line when plotting the graph? Because I tried adding commands related but still there is no line when I am running the codes
You're creating a new animatedline object every time, not adding points to the ones intended...that's not how the examples in th...

5 years ago | 1

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Answered
I want to resize font of the power of ten of plot.
hAx=gca; hYAx=hAx.YAxis; % handle to Y axes numeric ruler object hYExpText=hYAx.NodeChildren(1); % han...

5 years ago | 0

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Answered
How to obtain FRF if sampling frequency for INPUT and OUTPUT data is different?
You'll need to resample one or both to a corresponding time base. This will introduce some error into the estimation; if the sa...

5 years ago | 1

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Avoid exponential values as y-axis label in App Designer
The 'exponent' property is a property of the NumericRuler axis object, not the main axes. app.UIAxes_nomcashflow.YAxis.Exponen...

5 years ago | 0

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Answered
How do I store data that meet conditions of an if statement
Don't need any loops nor the explicity xy array that is duplicate of existing data. data=nan(size(x,1),2); % initi...

5 years ago | 1

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Help with splitting data
>> datetime(extractAfter(c(contains(c,'D_')),'D_'),'InputFormat','yyyyMMdd') ans = 4×1 datetime array 29-Jul-2017 1...

5 years ago | 2

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Answered
Reading specific lines from multiple text files
Ya' gotsa' skip the text to get to the floating point value... ... T=cell2mat(textscan(fid,'%*s%f',1,'HeaderLines',linenum-1))...

5 years ago | 0

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Answered
creating a menu for a .MAT file.
Your data doesn't go into the menu; it is simply a selection mechanism for the user to pick a specific action; one then has to w...

5 years ago | 1

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How do I convert dates from excel into Matlab
tData=readtable('yourfile.xlsx','ReadVariableNames',0); tData.Properties.Variablenames={'Day','Hour','WindDir','Speed'}; tData...

5 years ago | 0

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How can a copy a MATLAB code into word?
See if doc publish leads to joy...

5 years ago | 0

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how to set different xlabels for all subplots in for loop at once？
YLABS=["Fuel/g", "time/s","distance/m", ...]; % define the ylabel strings for i=1:length(DATA1(1,:)) hAx(i)=subplot(4,4,i)...

5 years ago | 0

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Extract Data From Imported Excel Sheet Containing Specific Numeric Values
Rather than duplicating the same data in multiple places, use grouping variables to process the data by the desired categories/g...

5 years ago | 0

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Answered
Improve the performance of a function based on str2double
Variations upon a theme -- this is almost 2X as fast as my previous...here it times out as just a fraction ahead of the original...

5 years ago | 1

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Position of two subplots with bar and plot charts
You're messing with the wrong thing -- it's xlim you want to make the same... ... figure hAx(1)=subplot(2,1,1); ...

5 years ago | 0

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Answered
problem with 'extract' function
What do you get when you type ver at command line? extract wasn't introduced until just now in R2020b so if you have a releas...

5 years ago | 1

Answered
Improve the performance of a function based on str2double
"Deadahead" solution without any attempt to use anything fancy...regular expressions are known to be expensive; I've never compa...

5 years ago | 1

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Answered
extract data from table matlab
That's messy...that they didn't put the data into separate columns makes it rougher...almost do have to separate out the T senso...

5 years ago | 1