Udit Gupta
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Professional Interests: Signal Processing, Eclectro-acoustics, Machine Learning, Music Information Retrieval
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Pregunta
'subsindex' error when setting figure position. What is going on?
I am trying to resize a figure as shown H = figure; set(H,'Position',[200 200 800 200]) I get the error Function...
más de 7 años hace | 1 respuesta | 1
1
respuestaEnviada
saveaspub(h, name, format)
Save Matlab plots and figures for publication as pdf or eps vector formats.
más de 7 años hace | 1 descarga |
Pregunta
Why is there a permission error when repeat writing to excel file?
I am writing results of multiple analyses to different sheets of the same excel file using "writetable" command. The first inst...
más de 7 años hace | 11 respuestas | 6
11
respuestasText in a figure: Increasing Font Size
You can either include the option 'manual' in your *clabel* call and use your mouse to place the labels; or you can use the 'Lab...
más de 7 años hace | 0
| aceptada
Help with data extraction script
Try using the *readtable* function. This imports tabular data into matlab. Alternatively you can use the "Import Data" button...
más de 8 años hace | 0
How to design a bandpass filter
The easiest way is to use the Filter Design and Analysis Tool. Just type |fdatool| in matlab command window. This needs Signal P...
más de 8 años hace | 0
Merging two tables based on time interval
You can use t = interp1(sample_time,tableB.Time,'nearest'); if abs(sample_time-t <= 40/(24*60)) <Update medicat...
más de 8 años hace | 0
Resuelto
Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...
más de 8 años hace
Resuelto
Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...
más de 8 años hace
Enviada
Publish Latex Equation
Output a latex formatted string as an image in while publishing
más de 8 años hace | 1 descarga |
how to calculate the probability under a pdf curve and divide it into different sections (areas)?
Assuming you have the curves as a matlab vector, you can use the *trapz* function to find area under it. See http://www.mathw...
más de 8 años hace | 1
weighted average w/ matlab
You can do something like - weight=normpdf(range,centerPoint,spread); wAvg = sum(Y(range).*weight)/sum(weight); In you...
más de 8 años hace | 1
| aceptada
Pregunta
Is there a way to convert function handles to nan equivalent function handles?
I am passing a cell array of function handles to my function. Typically a user might pass something like- {@sum,@median,@mea...
más de 8 años hace | 1 respuesta | 0
1
respuestaHow to find t test of two independent samples in MatLab?
Use the function *ttest2* from matlab statistics toolbox. (http://www.mathworks.com/help/stats/ttest2.html)
casi 9 años hace | 2
| aceptada
Anyone know the error checking for special characters
You can use regular expressions. The code will go something like this - if any(regexp(str,'[^_a-zA-Z0-9]+')) <error c...
casi 9 años hace | 0
Save PDF for Latex problems in resolution
I do the following operations before saving my figures for latex set(gcf,'Units','Inches'); pos = get(gcf,'Position'); s...
casi 9 años hace | 0
| aceptada
How to do a t-test with repeated measurements from 3 different devices?
You can do it in three steps. H1=ttest(X(1:30),12); H2=ttest(X(31,60),12); H3=ttest(X(61,100),12); If you wa...
casi 9 años hace | 0
Pregunta
How to make the legend selective?
I have a bunch of algorithms I am testing for statistical significance. I wrote a script to generate and save plots which I can ...
alrededor de 9 años hace | 2 respuestas | 0
2
respuestasPregunta
Wrong color showed by "imagesc" function, what am I doing wrong?
Hi I have a 3x3 matrix of p-values and I want to display it using a colored grid. I am using the "imagesc" function with a "Copp...
alrededor de 9 años hace | 1 respuesta | 0
1
respuestaPrediction based on previous historical data
You can use mtlabs Curve Fitting tool (cftool). If you don't have that search for any linear regression or linear interpolation ...
alrededor de 9 años hace | 0
Batch process text files
You can use - fileName = [input_directory filelabels(i).name]; That should solve the issue.
alrededor de 9 años hace | 0
| aceptada
how to generate random points in a line
For each line (edge) of the polyhedron you can write it's equation as (y - y1) = (y1 - y2)(x - x1)/(x1 - x2) So in case...
alrededor de 9 años hace | 0
| aceptada
Pregunta
How to check if a figure is closed using the big red 'X' mark?
Hi! I am using a gui in my application. There are 'Ok' and 'Cancel' buttons there which upon clicking close the figure and do so...
alrededor de 9 años hace | 1 respuesta | 2
1
respuestaPregunta
Is there a tool/method to determine the versions of Matlab my code is compatible with.
Hi! I sometimes have to distribute Matlab code to my students. I work with a university site license, so I usually have the late...
casi 10 años hace | 1 respuesta | 0
1
respuestacreating a data array from a matrix
This is simple if you use matlab lower triangle functions. See the example code below please. A = magic(39) % Your Martix ...
casi 10 años hace | 2
Cell contents assignment to a non-cell array object.
Instead of x=input('Dame el valor x0 inicial'); x{1}=x; use temp=input('Dame el valor x0 inicial'); x{1}=temp;
casi 10 años hace | 0
Replacing the column of array elements with NaN.
This should do the trick - |index1 = A(:,1)<x(1,1) | A(:,1)>x(1,2);| |index2 = A(:,1)<x(2,1) | A(:,1)>x(2,2);| |A(index...
casi 10 años hace | 0
where did tstool go?
This is from the documentation "tstool will be removed in a future release. To create a time series object, use timeseries...
casi 10 años hace | 0
| aceptada
Extend a vector by extending its elements
If your vector is X. reshape(repmat(X,d,1),1,[]) should do the trick. Example - >> X = [1 2 3 4]; >> d=4; ...
casi 10 años hace | 1
| aceptada