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Extracting only some cell arrays from a cell- based on a double array
something like this: yourCell=cellstr(num2str((1:29)'))' someOfThemIdx=[ 1 3 15 19 20 29]; someOfThem=yourCell(someOfThemIdx)...

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Return values from uifigure by pressing OK button
if you nest functions in functions, you can directly use the defined variables. note also the uiwait to wait for the functio nre...

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How do I create a graph similar to that of the example below?
you could do like this loglog([ 10^2 10^2 10^4 10^4 10^2],[ 10^4 10^6 10^6 10^4 10^4]); hold on; loglog([ 1 10^2 10^4 10^4],[...

más de 3 años hace | 0

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How to create image from arrays by random themself ?
a = [119 79 76 101 119 99 72 77 94 82 76 84 92 86 63 54 45 47 59 69 56 59 52 48 48 41 41 38 41 42 38 42 36 30 35 17 23 29 29 31 ...

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How to find column where 0 turns to 1 for each row
yourMat=[0 0 0 0 0; 0 1 1 0 0; 0 0 0 1 0]; where=arrayfun(@(idx)find(diff(yourMat(idx,:))==1,1,'first')+1,1:size(your...

más de 3 años hace | 0

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Printing figure alters content details
couldn't find a professional solution for this, but here is a ugly one by including the colormap as pixel values. imwrite should...

más de 3 años hace | 0

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using multiple else if
the reason the variables are not recognized is, that the depending on your if clause, another variable is created (the created v...

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Warning: Unable to play audio because no audio outputs were found.
anything new on this topic? can't make matlab to play sounds again, there are audio devices available, resetting/rehashing has n...

más de 3 años hace | 0

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how to return cell array with varargout?
if i understand you cirrectly, you want as dynamic output variable varargout, and each of the given should/can be a cell itself ...

más de 3 años hace | 0

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How to make an image appear in different locations
you can try this raw code, how often the image can change the position is defined in the function close all; clear all; im=im...

más de 3 años hace | 0

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How to extend sendmail wrapping
type edit sendmail and look into function toSend = formatText(msgText) there you can find the line maxLineLength = 75; wh...

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Default interactions during buttondownfcn for geoaxes ???
yes, the defaultInteraction is disabled when you set a window function like the buttondwnfcn. However, it is reenabled if the ca...

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Operator '-' is not supported for operands of type 'table'
try e.g. (Quat{i}{2:end,:} - Quat{i}{1:end-1,:})./(Time{i}{2:end}-Time{i}{1:end-1})'; instead of (Quat{i}(2:end,:) - Quat{i}(...

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create a sparse multidimensional matrix
you can try this: myData=[1 2 3 4; 5 6 7 8; 9 10 11 12]; % get sizes dataChunkLength=size(myData,...

más de 3 años hace | 0

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My code is keep plotting the wrong data
may the scatter3() command is suffiecient to visualize your data, you interpolate (e.g. interp3) your XYZ data to generate more ...

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Step-by-step calculation of rectangular window
or you use the movsum function fs=10000; t=0:1/fs:3; tau=0.25; tauInSamp=tau*fs; spikeTimes= randi(numel(t),10,1); % generat...

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Step-by-step calculation of rectangular window
i suggest you just add the rectangular window at the specified times given by the spices and the spice amplitude: fs=10000; t=...

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how to concatenate two tables efficiently
before concatenation you can go trough all tables and add up the number of rows. Then preallocate the table using three columns ...

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let a script run in other script with variable parameters
it really sounds like you actally should change your script to a fcuntion. Running a script giving paramters to it is exactly wh...

más de 3 años hace | 1

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How to print value from Structure in MATLAB
you can access the 4 doubles in the cell StagPRFValue by e.g. CombineOutput(1).ValueStructure.StagPRFValue{1} the other two ...

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Interpolating points in a 3D space with one line
have a look into the polyfitn() function on FEX

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Call a function within an if statement
try randomtasks(n)==1 i guess without the (n) you would compare a vector to a value e.g. [1 3 2]==1 which is not true and th...

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need help for understanding audio compression code using dct
it shows, how a sound could sound if you transmit only 128 dct values per block instead of 512 sound values per block % read au...

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How to plot the average wavelet magnitude over range of frequencies
why not use the output of the cwt function? you can average it yourself: load mtlb t=(0:numel(mtlb)-1)/Fs; [wt,f,coi]=cwt(m...

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Find the width of a peak
do you just want to measure the peak width of this data set only? if yes, i should be telatively easy locating the peak with min...

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Resampling vector to have homogeneous length between trials
you can use the interp1() function to produce an equal number of samples per jump

más de 3 años hace | 0

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how to clean data by deleting [0 0]
use rowsToDelete=~any(AB,2); or rowsToDelete=all(~AB,2); AB(rowsToDelete,:)=[]; or rowsToKeep=any(AB,2); AB=AB(rowsToKeep...

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Finding the max value in 1st column of values based on a range in the 2nd column of values
max(yourMat( yourMat(:,2)>0.09 && yourMat(:,2)<0.11 ,1)) for the first range and so on?

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Find rising and falling point
you can identify those points using a threshold for the differential signal, something like find( abs(diff(x)) > someThreshol...

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How can I get the mean data from under the graphs?
what about a general threshold like 10 here? mean(all_data(all_data>10))

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