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How to set table VariableNames from a cell?
OK, there was enough of a hint that you used _Regression Learner_ App. I'd never even opened it before, but since you used "Chu...

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I call a function but i keep receiving that the input i place are not assigned
function[deg] =C_dec(O1,O2) c_dec =01 + (02/60); The return value in the function definition is "deg"; you calculate...

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Create index vector from grouping variable
|gr2idx| is used with the Statistics Toolbox implementation of a categorical variable type. Unfortunately, while it was useful ...

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Operands to the || and && operators must be convertible to logical scalar values
OK, this took a little while to debug... :) The problem is in function |trapecios|, if the input argument is <1 then L=1...

presque 8 ans il y a | 1

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Error in plotting graph
From <https://www.mathworks.com/help/matlab/ref/graph.html> graph(s,t) ... s,t — Node pairs ... Node pairs, ... graph...

presque 8 ans il y a | 1

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grpstats for non-numerical data
Convert those variables to |categorical| which is what they are, really, not string. Then, internally to Matlab, they _are_ num...

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Splitting Cells Contents into A Uniform Dimension
opts = matlab.io.text.FixedWidthImportOptions; % create a basic import object to fill in opts.DataLine=2; opts.Variable...

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How can I get Curve fitting coefficients in a matrix from fit function fittype?
% move model definition outside loop; it's invariant ftype=fittype('Bmax*(P0+x+Kd-sqrt((P0+x+Kd).^2-4*P0*x))./(2*P0)',... ...

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What is the code for defining a binary array in Matlab?
IDL Data Types Data Type Description Type N...

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Where am I going wrong in my for loop? I am getting NaNs
... T_num = nan(length(z),length(t)); % initialized to NaN T_num(:,1) = T_av; %initial temperatur...

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Averaging second data to minute data
Convert to |timetable| and use |retime| tt_secs=array2timetable(data(:,2),'rowtimes',datetime(data(:,1))); % convert to ti...

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How to import .dat data
fid=fopen('yourfile.dat','r'); data=cell2mat(textscan(fid,'','CollectOutput',1,'CommentStyle','#')); fid=fclose(fid); ...

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I have a given set of data and will like to do a distribution fitting (for gamma and lognormal) and return a P-P plot. What matlab function is best suited for this?
See doc probplot % <https://www.mathworks.com/help/stats/probplot.html> There are many builtin distribution functions un...

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How to assign values to a sparse matrix without iterations?
S=sparse(Nonloc(:,1),Nonloc(:,2),1);

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Counting occurrences of each column in a matrix
Several ways to do this; probably easiest is via converting to |categorical| with the |unique| values in each column transformed...

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How can I compute multivariate regression residuals?
You really have 1939 _different_ regressions or 1939 _observations_? Whichever, you get only one (the last) result the way th...

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Extracting numbers from mixed string
v=str2double(strip(splitstr(s,'_'),'m')); % chuckles... In reality, write a |regexp| expression is the more general so...

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what is the code for the default blue color for 2D plot?
>> get(groot,'defaultAxesColorOrder') ans = 0 0.4470 0.7410 0.8500 0.3250 0.0980 0.92...

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how to populate a cell with a loop
fmt=[repmat('%f',1,14) repmat('%s',1,2) repmat('%f',1,29) repmat('%s',1,2) repmat('%f',1,8)]; % legible (sorta') format stri...

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How to read a txt and store specific line in matrix
fmt1='mode%n'; fmt2=['(' repmat('%f',1,3) ')']; flds={'X','Y','Z'}; fid=fopen(fname,'r'); dat=struct([]); i=0; ...

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problems with function "find". matlab doesn't match two numbere which are built equal
dt = 1/fs; data= [data0; data1; data2]; time= 0:dt:(length(data)-1)*dt; is the root of the problem; can be demonstrat...

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single trendline for multiple series
Sure, just group all the independent and dependent data arrays into one long vector for each. Presuming you have X,Y arrays s...

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extract date and time preceded by strings with variable length from text file
fmt='%f%s%{yyyy-MM-dd HH:mm:ss}D%f%f'; dat=textscan(fid,fmt,'delimiter','\t','whitespace',''); This is directly related ...

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What is missing from MATLAB?
Neither |textscan| nor |readtable| can handle _'X'_ format string; whassup w/ that? Why are hex data presumed to not be in te...

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Date and Time Extraction for individual data points from patient monitor device
See <https://www.medicollector.com/medicollector-blog/how-to-access-data-in-medicollector-files-without-exporting medicollector-...

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How to extract the x,y and z coordinate points from NC code?
fmt='N%fX%fY%f'; fid=fopen('yourtextfile.ext','r'); NXY=cell2mat(textscan(fid,fmt,'collectoutput',1)); fid=fclose(fid...

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How could you write a function that returns a histogram with axis labels and title
|hist| when save the return value only returns the counts vector and, as you've discovered; doesn't actually draw the plot. T...

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How to normalize a matrix such that each column sums equal 1
You're missing the "dot" operator so the division is matrix divide not element-wise. See doc ./ doc rdivide % that's a ...

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