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Understanding the structfun() or cellfun() commands
As the error message and doc says, structfun applies a function to each field in a scalar struct; you have a struct array -- not...

約5年前 | 0

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How can I find mean crossing irregularity?
z=randn(1,1000); % sample dataset zs=(detrend(z)>0); % convert to binary at mean iz=diff(find([0 zs])); % crossin...

約5年前 | 0

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Assign same linewidth to a grouped barplot
You can't use the "dot" notation with an array of handles, anyway; must use set here, or a looping construct of some sort. se...

約5年前 | 1

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How to compare two columns in a table and delete that row having same values in that columns?
c=string({'column1' 'column 2' 'columns3' 'ball' 'bat' 'gloves' 'bat' 'gloves' 'bat' 'ball' ...

約5年前 | 0

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Error using corrplot function
OK, I played with one of the sample datasets used for illustrating some other regression stuff...it is possible to start with pl...

約5年前 | 0

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Binomial Distribution when mean and variance is given
Well, sometimes one is given a nonsensical problem -- if so, then one has to inform the requestor of the fact and get a differen...

約5年前 | 0

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2 digits after the dot
In the first case, you'll have to use >> string(arrayfun(@(n)sprintf('%.2f',n),vals,'UniformOutput',false)) ans = 2×3 str...

約5年前 | 0

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Generating a heat map of adjacency matrix
Presuming you want the displayed values of the cells to still be their totals, then s = [1 1 1 2 2 3]; t = [2 3 4 5 6 7]; G =...

約5年前 | 0

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Check for missing argument or incorrect argument data type in call to function 'predict'.
I've never used fitrlinear (didn't know it existed, in fact), but it appears that it returns a composite object and that the req...

約5年前 | 1

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How to change values to 3 decimal points and 7 significant figures?
You can't set an arbitrary format string or precision for command window output; only the few selectable choices given by the fo...

約5年前 | 3

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Search for minimal value in column of table when value in other columns are the same
function [f,ix]=fastest(d,r) % return minimum of input time of travel array, d and % corresponding row index of minimum from ...

約5年前 | 0

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histogram style graph with several different data types with each type coloured differently
Actually, it's not too bad to just make up something...not sure where and why you ran into difficulties without seeing what sort...

約5年前 | 0

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how to read a data from text file
zein=readlines('yourfilename.txt'); xyz=str2double(split(extractBetween(zein(3:end-1),'(',')')," "));

約5年前 | 0

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How can I order a matrix in a specific order?
I've no klew what amplapi is, but if you have a text file like the first, reading it into MATLAB will not reorder it. >> which ...

約5年前 | 0

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X must have length equal to the number of rows in Y, but I'm pretty sure they're the same size
nutrients14 is a table in which case those will be column vectors instead of row vectors and stackedplot needs one X and an arra...

約5年前 | 1

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Combine rows and average contents in table
% smoosh edges of disjoint regions to midpoints between... edges=[0.085 0.125; 0.17 0.23; 0.27 0.45; 0.6 0.9]; e=edges.'; e=e(...

約5年前 | 0

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Extracting single lines of text from a .txt file
In general, unless the file(s) are very large, it's more efficient to just read the whole file and then locate the wanted data i...

約5年前 | 0

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compare two columns and their corresponding values from two different excel files
>> data1=readtable('data.xlsx');data2=readtable('Data2.xlsx'); >> setdiff(data1,data2,'rows') ans = 3×2 table count...

約5年前 | 0

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Why does dir command find files not following pattern in Windows?
That's the behavior of the OS dir command under Windows; '*' matches anything including nothing. Unfortunately, in typical MS s...

約5年前 | 0

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Graph plot with given range
You didn't allocate for each element of the output arrays but computed each point one-at-a-time by using an unneeded for...end l...

約5年前 | 0

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combine 2 plot with different length
plot(x1,y1) hold on plot(x2,y2) or plot(x1,y1,x2,y2)

約5年前 | 0

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Split a vector where NaN appears
>> x=randn(10,1);x([4 7])=nan x = 0.5080 0.2820 0.0335 NaN 1.1275 0.3502 NaN 0.02...

約5年前 | 0

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How to make a script so I can choose a file from folders
While it's only documented by a very terse example, the builtin dir function will recurse directories if the search pattern cont...

約5年前 | 0

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Get a subset of columns from a timeseries object as a timeseries
plot(u.Time,u.Data(:,1)) "But isn't there a simpler way similar to how I would plot a timeseries with only one variable?" Once...

約5年前 | 1

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how to split a table to multiple table?
>> CT=reshape(CT,4,4,[]) CT(:,:,1) = 196 296 305 305 317 291 234 196 246 229 313 313 333 17...

約5年前 | 1

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extraction of numeric data with presence of text data
fid=fopen('abc.txt','r'); abc=textscan(fid,'%s',inf,'Delimiter','\n','HeaderLines',2,'commentstyle','1','texttype','string'); ...

約5年前 | 0

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How to read .txt separate by - and in dms format
>> fmt='%f-%f-%fN %f-%f-%fW %f'; >> data=cell2mat(textscan(fid,fmt,'CollectOutput',1,'HeaderLines',1)) data = 46.00 ...

約5年前 | 1

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using findstr to find what you are looking for
Looks like hard way to go at it to me...I'd just download the data to local file and snarf it up ... eopdata = urlread('https:/...

約5年前 | 0

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I get date info when plot a Datetime in x-axis.
Another case of TMW being too aggressive in hiding things from the end user inside graphics objects -- the year/date 'SecondaryL...

約5年前 | 1

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Extract a Column from a large csv file
data=readmatrix('forward_turn_and_back.csv','range','AD:AD','NumHeaderLines',N); You'll have to set N for the number of headerl...

約5年前 | 0