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Extract sub array from d-dimensional array given indices for each dimension
Did you try the obvious??? Smallish example, but works in general... >> d=3;A=reshape(1:4^d,4,4,[]) % make up a s...

4年弱前 | 0

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How to calculate rmse in daily and monthly scale?
Where's the date data to go with the data -- or is it daily for a given 30-day month, maybe? If so, use a timetable with the da...

4年弱前 | 0

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How to interpolate a column array based on another non-linearly spaced column array?
Use interp1

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when datenum is the x-axis How to change the x-axis to discernable time
On an assumption you can use datetime t=datetime(2000,1,1):days(1):datetime(2000,1,1)+calyears(6); % build daily time vector o...

4年弱前 | 0

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plotting leastcurve fit through exceldata
Pass the data and generalize instead; don't hard code indices into indexing expressions. Also, MATLAB has builtin functions pol...

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I have found respective latitude & longitude points from an excel file-- I want to export the data that satisfies both restrictions on the lat & long (matching rows).
Making it harder than need be -- first, use readtable instead of readcell()... tAIS=readtable('AIS_2018_05_18_ex.csv','Range','...

4年弱前 | 1

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cell of characters to column
We need to see this in situ -- how did you get it into such a form, first. Attach the file from whence the data came (or a repr...

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Help on ploting bar graph using table
Pursuant to the previous comments; my suggestions would result in something like >> tSinghBar=readtable('data2.xlsx'); >> tSin...

4年弱前 | 0

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(In excel) Reading rows with text, in between continuous rows of numbers, by 'readtable' function?
readtable() can't do that -- each column must be the same data type -- or a cell which can contain either, but then would have t...

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Change figure size based on the number of nexttile
Well, when you use the 'flow' option, that's what you've told tiledlayout you want -- the size/location of the figures to update...

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cell merge and print
Depends upon what you mean by "merge" here...if you want the numeric result, that's D=-reshape(diff(reshape(M.',2,[])),size(M,...

4年弱前 | 0

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Searching for slightly different versions of one string in another string array
>> S='ABC12'; >> A(matches(strrep(A,' ',''),S)) ans = 1×3 cell array {'A BC1 2 '} {'AB C 12'} {' A B C1 2'} ...

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Help with changing text in a table
tSingh=readtable('singhData.xlsx'); catnames={'Protein A','VI','DI','AN', 'UF','CA','VRF','DF'}; tSingh.Step=categorical(tSing...

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Help with changing text in a table
It's always bestest to attach a short section of your file/variable that illustrates...but will take a stab at it from the descr...

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Create comma-separated list from data of UITable
>> which -all kmlwritepoint 'kmlwritepoint' not found. >> So this is not a MATLAB function I've got... kmlwritepoint shows i...

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Use XSteam with vectors
You'd have to rewrite the interface for XSteam itself to know what to do with vector inputs; I've looked at that code some in th...

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Hi there, I want to show only one x axis value (on 0 value) bold character in my x-axis. I already draw a vertical line on zero value by xline(0) command. Thanks in advance!
You'll have to write the tick labels manually; can't change the characteristics of individual tick labels as they're just text s...

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datenum(year,month,day,hr) that returns integer
Wrong approach. Instead, convert the table to a timetable; there are direct, builtin functions to return by rowtimes either ind...

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How to get the highlighted parts from the text file to another separate text file?
D=readlines('SB_PB.txt'); ix=find(contains(D,'NODE FOOT')); NodeData=str2double(split(strtrim(D(i+3)))); to simplify the solu...

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Was struct2array removed from MATLAB?
struct2cell seems to be lowest level still extant, yes. <struct2array#answer_403725> gives some history(*) of its evolution fro...

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How to add header row to cell array?
A cell array doesn't have the facility for headers, per se; if you add to it you've effectively created more data -- and when yo...

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How do I specify the datatype for readcell?
readcell will allow the use of an import options object whch would let you set the variable types. However, I'd strongly encour...

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Polyfit on a 3d plot
That's fairly simple, just loop over the displacement array with a set of the position data to compute that set of coefficients ...

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How to have a numerical legend showing with a categorical histogram?
The legend labels are just text; you can make then whatever you want -- try something like: nStroke=[2000,100;2750,125]; ...

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Reading files from different directories
if exist(file, "file") will only find the file if it is in the current working directory or on the search path and only if the ...

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Position of Not-visible figure is WRONG (two monitors bug?)
I deal with it by having a usersettings structure saved as a .mat file that contains all the stuff to restore from the user's la...

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HOW TO GROUP THE ELEMENTS OF AN ARRAY
One of those cases where the optimal way depends upon being familiar with internal array storage order being column-major and ma...

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how can I add and change the position of elements in vector
NB: even if you have (again the unstated problem) >> a=2;b=3; >> ma=[a;b;0]; >> ma=[repmat(ma(3),2,1); sum(ma(1:2))] ma = ...

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Splitting a matrix according to there labels
[ix,idx]=findgroups(X(:,4)); % get grouping variable on fourth column X for i=idx.' % for each g...

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Extract number from string
v=str2double(extractAfter(X,'=')); is one way. For more difficult cases look at the new(ish) @doc:pattern function

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