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How to fix error about interp1?
From the description it appears you have only 5 unique values in wdepth(:,1). As the doc and the error message say, interp1 can...

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Vectorize for-loop with indexing
S=accumarray(idx(:),B(:)); See accumarray for all the many permutations that can be made... An alternative using grouping va...

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how to delete decimal places
'Pends. You mean just at the display or in the actual data? If it's for the display, there isn't an "integer" format option; '...

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Specify output data type of "find" function
" Is there something akin to the "like" functionality [in find]...?" No. Everything numeric including indices in MATLAB is a d...

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Replace String in Table if Substring is Found
id=["Broken statuette", "Terracotta statuette","Statuette"]; % the variable valset=[id,"Other Stuff"]; ...

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How to calculate the daily and yearly mean of a temperature dataset
Read as timetable and then use retime. About 2-3 lines of code each should do it.

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What codes do I have to use to determine if the data are Gaussian distributed?
MATLAB implements jbtest and adtest in the Statistics TB. My personal preference is to use the Shapiro-Wilk test. See <NIST Ha...

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Bar to variation a parameter into script
No real idea what the above is asking for, specifically, but... V=[0.15;500;21]; Y=categorical({'kp','ki','kd'}); barh(Y,V,0....

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Timeline plot of GPS (Latitude and Longitude) data - Plot GPS overtime.
tT.Time=datetime(tT.Year, tT.Month, tT.Day, tT.Hour, tT.Minute, tT.Sec); plot(tT.Time, tT{:,{'Latitude', 'Longitude', 'Altitude...

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How to use a vector as an input in a function?
Carrying on from @Matt's comment above... Is it really going to be more convenient to assemble all the elements into one long v...

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Automatic Adjusting of xticks depending of data
categorical axes are somewhat peculiar -- the categorical variable always contains all the categories for which it was created a...

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How to save and read a 3D matrix in MATLAB?
"readmatrix(filename) creates an array by reading column-oriented data..." A matrix in MATLAB is 2D; writematrix writes the pla...

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textscan doesn't stop at blank space in txt file
opt=detectImportOptions(websave('walking_01.txt','https://www.mathworks.com/matlabcentral/answers/uploaded_files/1163318/walking...

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Matlab plot not showing correct values
No need for and don't use loops here... p=[0.1553567,-2.0416,9.1837,-14.829,-1.3703,32.821,-1.3155]; % store poly coefficien...

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How can I find X for given Y value in a fitted curve. I have a non- linear equation of 6th order.
"ALWAYS" plot your equation first -- fnY=@(X)0.0178*(X.^6) -0.3463*(X.^5) + 2.6845*(X.^4) -10.426*(X.^3) + 21.192*(X.^2) -20.64...

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Speed up vectorized code automatic expansion logical indexing
function F = myfun(l,aprime,a_val,z_val) aux = 3.5; cons = a_val+l*z_val - aprime; F=-inf(size(cons)); indx=c...

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Calculating mean and std from every continuous variable in a table
vartype to the rescue...for the base case of numeric S = vartype('numeric'); % create the indexing variable by...

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Finding column values for each unique combination of two other columnar values in a table
% build a dataset XYZ=randi(1000,30,3); U=arrayfun(@(i)unique(XYZ(:,i)),1:3,'uni',0); N=min(cellfun(@numel,U)); tXYZ=array2t...

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How to make a normal distribution using the following parameters: mean, standard error, minimum, and maximum?
" have a standard error value of 0.05." I have always heard "standard error" as being the std/mean -- using 0.05 as the standar...

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How to split an array cell with multiple text line with carriage return
We can't test without actual data sample to be sure what is actually embedded in the string, but if it's using standard whitesp...

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How do i merge multiple columns in a table into one?
See mergevars -- MATLAB has anticipated your every desire... :)

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Using cellfun to remove nans from uniform cell
If they are and always will be the same size, I'd use subterfuge... [ra,ca]=size(R{1}); % save the array sizes firs...

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Error: Invalid parameter/value pair arguments.
" Is there any problem with using 'color'?" In xline((1/(freq*24*60*60))*1e9,'color',[125,0,251]/255 , [num2str(freq), ' days...

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how to select values in one set of data based on value range in another data set
Well, you'll have to have the same number of elements of each for time and speed; and it will have to be in order of the time ve...

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~ in Matlab function
It is a placeholder for the optional second argument but indicates to not assign to a variable -- in the above call, there is no...

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How to plot the mean and standard deviation of collected data
I don't get any such error if I just work at the command line... i1=5; i2=2400; tT1=readtable('med_tube_19_187g_1.csv'); tT2=...

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Two X axes with different directions
x1 = 1:20; % axis in tau scale x2 = x1.*(128/3); % axis in ms to s /1000 x3 = 1./(x2./1000); % axis in Hz figure hL=plot(x2,...

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How are the following methods to compute correlation different?
But if you create T from your two mat arrays as T=[mat1 mat2]: then the results are all the same; if you got something differen...

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Imported data becomes NaN
opt=detectImportOptions(websave('CA_dvs.xlsx','https://www.mathworks.com/matlabcentral/answers/uploaded_files/1159783/CA_dvs.xls...

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How to use text command with text left of xline and \rightarrow pointing to xline? Easy to place text right of xline with \leftarrow pointing from beginning of text to xline.
You could adjust the starting point to move the prepended right arrow where want it, but don't fight it; just put the two pieces...

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