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dpb


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5.160 total contributions since 2012

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Answered
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...

alrededor de 19 horas ago | 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),'(',')')," "));

alrededor de 21 horas ago | 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 ...

1 día ago | 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...

3 días ago | 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(...

3 días ago | 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...

4 días ago | 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...

4 días ago | 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...

4 días ago | 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...

5 días ago | 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)

6 días ago | 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...

6 días ago | 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...

7 días ago | 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...

7 días ago | 1

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Answered
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...

9 días ago | 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'); ...

9 días ago | 0

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Answered
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 ...

9 días ago | 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:/...

9 días ago | 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...

9 días ago | 0

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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...

12 días ago | 0

Answered
how to increase the decimal place and it must be side to side as below
fmt=['%0.4f%+0.4fi\t%0.4f%+0.4fi\n']; >> for i=1:size(approx,2) fprintf(fmt,real(approx(i)),imag(approx(i)),real(exact(...

13 días ago | 0

Answered
Compare two list of strings line by line for a match and summarize results.
Don't need to explicitly loop -- MATLAB has functions builtin to do that for you. readin=lower(string(textread('readin.csv','%s...

13 días ago | 0

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Compare average monthly stock return data
See the optional 'nanflag' argument to mean-- M = mean(___,nanflag) specifies whether to include or omit NaN values from the ca...

13 días ago | 0

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Fill in array with different lengths of variables at different locations
The trick for stuff like this is to "grow" from the back to the front -- so the indices you haven't gotten to yet don't change b...

13 días ago | 0

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How to plot discrete data in a stackedplot
There's a 'PlotType' property in the stackedplot object that has the option for 'stairs' -- none of the previous gyrations are n...

13 días ago | 2

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How do I compare two graphs for X value at a specific point?
Well, as Star Strider says, the disparity in orders of magnitude between the two makes one truly wonder just how they're suppose...

14 días ago | 0

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Answered
Appdesigner: Writing Data To Excel
writetable returns no arguments and needs the data to output as an argument -- read the doc first... % Button pushed function: ...

14 días ago | 1

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Combining chart for comparison got error
h1.Children.Children returns a comma-separated list-- >> h1.Children.Children ans = 0×0 empty GraphicsPlaceholder array. ...

14 días ago | 0

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Writing x values with subscript in the graph
hAx=gca; % save the axes handle -- may want later hAx.TickLabelInterpreter='tex'; % set tick lab...

15 días ago | 0

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Answered
How to extract a column from a matrix by searching
vWant=11; vecRes=matrix_test(:,matrix_test(1,:)==vWant);

16 días ago | 0

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Answered
How to plot discrete data in a stackedplot
You can get creative and use stackedplot to create the axes for you, and then go "handle-diving" to find and modify the content ...

16 días ago | 1

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