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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

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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(...

約5年前 | 0

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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...

約5年前 | 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...

約5年前 | 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...

約5年前 | 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...

約5年前 | 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...

5年以上前 | 0

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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: ...

5年以上前 | 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. ...

5年以上前 | 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...

5年以上前 | 0

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

5年以上前 | 0

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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 ...

5年以上前 | 1

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Log return of a timetable
To put the computed return at the end time point of the interval, augment the diff vector with a missing-value indicator--- dat...

5年以上前 | 0

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Merge dataset with different lengths
TT = synchronize(DAX,SP500,'intersection'); TT = synchronize(TT,NIKKEI,'intersection'); where DAX, SP500 and NIKKEI are the th...

5年以上前 | 1

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How and where to place the legend box in a "tiledlayout"?
Well, you have to get creative -- the following experiment t=tiledlayout(2,2); % create a 2x2 layout nexttile, pl...

5年以上前 | 1

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Incorporating Multiple Dummy Variables In A Regression Model
Firstly, all have to be column vectors; secondly you'll have to have the same number of observations for each to build an arra...

5年以上前 | 1

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Axis position changes when i use rectangle
I've NEVER understood (and never will understand) the annotation implementation only in absolute units of reference relative to ...

5年以上前 | 2

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Table - keeping specific data
You've got parentheses in the wrong place to do combination of logical addressing, but unless you only want "1" values in the ou...

5年以上前 | 0

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What Takes to Wrap MATLAB function to Use From Excel?
While I didn't answer my own Q?, I'll put an Answer here for any others who stumble over the thread and may be as confused as I ...

5年以上前 | 0

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Why won't my excel file import onto matlab?
You've got a very inefficeint and hard-to-read for a generic code format in the spreadsheet ...there's text scattered around in ...

5年以上前 | 0

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how to create a second x axis with different intervals?
You've actually got three copies of the one axes handle (ax,ax1,ax2); you've never created a second axes. hSc=scatter(rand(10,1...

5年以上前 | 0

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質問

What Takes to Wrap MATLAB function to Use From Excel?
I've got a MATLAB function that pulls data from an Excel spreadsheet (actually two separate ones) and then writes after processi...

5年以上前 | 2 件の回答 | 0

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re-arrange data
>> C=[{'A'}, {'B1'}, {'X6(1.4M), X15(3M), X25(5M), X50(10M), X75(15M), X100(20M)'}, {' X6~0, X15~1, X25~2, ...

5年以上前 | 0

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How do I plot only the lower error bars?
residual = N - y_new; errorbar(x_new,y_new,residual,[]) Input arguments for four inputs are: errorbar(x,y,neg,pos) If only t...

5年以上前 | 0

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How do I combine multiple plots that use hAxes = 'NextPlot' using subplot?
%% Plot1 s=[186,561,831,864,865,870,943,997,1001,1049,1055,1063,1077, 1078, 1171,1180,1190,1494,1497,1499,1522]; hAx(1)=subplo...

5年以上前 | 0

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create a table next to a graph on figure
A table object can't be put in a figure and, AFAIK, it's not possible to redirect command window output to a figure other than b...

5年以上前 | 0

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