Answered
Plotting hourly data for every month for 'x' number of years
tData=readtable('test.xlsx'); tData=addvars(tData,year(tData.Date_Time),month(tData.Date_Time),'Before','WaterLevel','NewVariab...

4 years ago | 1

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Answered
How to split the numerical data using discretize Function
discretize uses bin edges, not bin centers so your seven values define six bins, not seven, annoying as that is as compared to t...

4 years ago | 1

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Answered
How do you load an external datafile using uiopen and then rename workspace variable without copying it?
If you want control over the input process beyond the default action, take control... [file,path]=uigetfile('[path to data...]/...

4 years ago | 0

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How can I filter out specific lines of text with textscan?
Piece o' cake -- but use more recent tools than textscan will simplify coding somewhat... filename = 'filename'; termsRemove=[...

4 years ago | 0

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Answered
How can I easily extract element from a big matrix?
Yeah, I'd convert to timetable and reorganize -- something like this Time=datetime(2022,1,1,[0:365*24-1].',0,0); % crea...

4 years ago | 1

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Answered
Find the days whose maximum temperature does not exceed 0 ° C
Just select with logical indexing -- you didn't give name of the temp variable so spelling may be different, salt to suit... tZ...

4 years ago | 0

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Answered
Thickness of Tick mark
There is no such property for the axes ticks to change individual tick marks -- some possible workarounds (not tried any of thes...

4 years ago | 0

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find a cell that corresponds to a range of values
R=0:0.25:1;R=R.'; z=[0.98;0.74;0.34;0.21;0.10].'; >> [~,~,idx]=histcounts(z,R) idx = 4 3 2 1 ...

4 years ago | 0

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Replace values in a matrice
Seems you're going over and over the same plowed ground here...use logical addressing. isR=isfinite(D); R(isR)=RMC; or isD=i...

4 years ago | 0

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Answered
Couldn't exploit axis exponent for log scaled axis.
You'll have to fake it -- as @Voss notes, the effect you observe (none) is by design -- whether was right choice or not is diffe...

4 years ago | 0

Answered
Create an array of numbers
[R0,ixR0]=min(distance_matrix(distance_matrix ~= 0)); x=(1:numel(distance_matrix))-ixR0;

4 years ago | 0

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How can one do this calculation?
Assuming you put it into a table as @Steven Lord suggested, then tHi2=maxk(tData.Temperatures,2,2); tHi2=tHi2(:,2); % get t...

4 years ago | 0

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Answered
What is the meaning of position in the code? Why position(2) then position (1)
position is just a dummy argument in the various functions -- and the order required by the <rectangle> function they call is t...

4 years ago | 0

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Unequal left and right sides of matrix
Going at it hard way...use MATLAB vector operations -- M=cornerUlLat-[0:tiledimensions-1].'*delta_lat; % create first vecto...

4 years ago | 1

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Answered
Why am I not getting a log scale on my x-axis?
Has nothing to do with log or scale but plot(y2,y3,Color="black",LineStyle="-",LineWidth=1.5) is bad syntax -- the error messa...

4 years ago | 0

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How can I import and read a .plt file?
That's essentially trivial since they're just text files -- to upload one, just rename it ".txt" temporarily; what the name is d...

4 years ago | 0

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Answered
Interpolation based on three arrays. Problem: entering values for two parameters to get a third gives me the nearest input data values (no interpolation).
You left out the most important part of the response there and didn't pay attention to one of the comments about use of 'nearest...

4 years ago | 0

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Answered
How to use logical indexing to return elements of a signal?
>> whos -file signal Name Size Bytes Class Attributes force_y_r 9607x1 768...

4 years ago | 1

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Plotting with small time values in MATLAB
As above notes, there isn't sufficient precision in the time vector to differentiate between roughly 150 consecutive measurement...

4 years ago | 1

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Matlab lookup table interpolation
OK, the first case with some assumptions... commandhistory M1=repmat([10:10:50].',1,3); M2=repmat([35:10:75].',1,3); K=[1:3...

4 years ago | 1

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Answered
Calculate mean of numeric column vector based on repeated rows in a string array
First, don't use a string array to hold the numeric data -- you don't show us how you got to the above, but if it's coming from ...

4 years ago | 0

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Answered
Plotting with small time values in MATLAB
AM coffee apparently hadn't yet kicked in...dawned upon me later what you're undobutedly looking for is t=TimeValues1-TimeValue...

4 years ago | 1

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How to build a" "for" cycle to concatenate strings
You're overthinking the problem -- >> N=3; >> compose("VAR%d=",[1:N].') ans = 3×1 string array "VAR1=" "VAR2=" ...

4 years ago | 0

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Add multiple x axis in UIAxes object with app designer
After R2019b, TMW suggests using tiledlayout -- although the example isn't there but at <Graph-with-multiple-x-axes-and-y-axes>....

4 years ago | 0

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Answered
variable is not saving in a for loop
"... where is the error. (?)" ... xMax3 = doppler3(index3); yMax3 = pks3; ... overwrites/redefines the two variables in...

4 years ago | 1

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Answered
How can I extract data from the following Matlab figure, there are multiple lines.
Already you have them in plot(lambda,Fri(lambda)) if you'll just save ... y(:,i)=Fri(lambda); hL(i)=plot(lambda,y(:,i))...

4 years ago | 0

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Answered
in a matrix m, how to select the rows after m(m(:,1)==1,2)
Don't try to play MATLAB golf; use a temporary variable to help... ix=find(m); % ~=0 is implied; only the one eleme...

4 years ago | 0

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Answered
Boxplot Label Numberical Organization
Not an option w/ builtin boxplot, sorry. You can make it work with the alternate boxchart function, but the large scale factor ...

4 years ago | 0

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How can I remove the value of a vector that is less than the next value?
MinDiff=3; xfirstpeakstore= [664 705 728 803 824 849 893 895]; ix=find(diff(x)<MinDiff); xfirstpeakstore(ix)=[];

4 years ago | 0

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Answered
Readtable to put text into columns from .CSV file
Not at all clear why you would want a quoted string where the quotes are over the whole line instead of fields, but that's a fai...

4 years ago | 1