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David Santos


Universidad de Vigo

Last seen: etwa 2 Monate vor |  Aktiv seit 2012

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Find a portion of a signal using dtw ?
I have the two attached signals and I want to know if "ref" is included somehow (time warping could happen) inside "det" signal....

4 Monate vor | 0 Antworten | 0

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How findsignal dtw option works?
Hi, I would like to know how findsignal using dtw aligment works, but the documentation is confussing for me. I think is sli...

5 Monate vor | 1 Antwort | 0

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Template matching between 1d frequency curves using normxcorr2
Hi, I'm trying to use 2d cross correlation between 1d dimensional frequency curves (frequencies between 6000 and 22000 Hz) to f...

5 Monate vor | 1 Antwort | 0

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When trying to fill timetable gaps retime puts everything NaN
I have a big timetable with different kind of data as 8xdouble, char arrays etc The timetable is organized in seconds with data...

10 Monate vor | 1 Antwort | 0

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How to obtain the same output in spectral descriptors, using frequency and time domain inputs?
All matlab spectral descriptors as spectralSlope, spectralKurtosis,ect have the choice to use a time domain or a frequency domai...

mehr als ein Jahr vor | 1 Antwort | 0

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Storing 200GB audio spectrograms in a tall table, is this possible?
Hi, I'm processing 200GB of 1 minute audio files in a way that for each file I store in a table the filename, a timestamp and...

mehr als ein Jahr vor | 1 Antwort | 0

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dsp.SpectrumAnalyzer spectrogram with horizontal time axe
Is it possible to get the dsp.SpectrumAnalyzer spectrogram scope with the time in the x-axis? So the continuous realtime plot ...

etwa 3 Jahre vor | 0 Antworten | 0

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Export Quadratic Discriminant classifier model to python
Hi, I've been working with the "Classification Learner" App and after a some test I've finally reached to a Qadratic Discrimina...

mehr als 3 Jahre vor | 1 Antwort | 0

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Add rows to a table in a parfor loop
Hi, I'm trying to add a row to a Table inside each iteration of a parfor loop, simplified would be something like this: T=tabl...

mehr als 3 Jahre vor | 1 Antwort | 0

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problem using system command in Linux
Hi, try this wrapper. It worked for me commenting line 26 and arranging the rest of lines. All the best.

etwa 5 Jahre vor | 0

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Compute mean and diff faster
I will recomend you to put all your data in a big .mat matrix using matfile(doesn't load all the data in memory just the necessa...

mehr als 5 Jahre vor | 0

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big data 2d matrix percentile calculation using tall
Thanks a lot for your answer Edric! I'm not sure how to solve point 1. Here's my simplified loadPrc: function dataOut=loadPr...

mehr als 5 Jahre vor | 0

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big data 2d matrix percentile calculation using tall
I'm trying to calculate a percentile of a lot of files (25000 or even more) containing 4x1 cell, representing 4 maps or 1483x282...

mehr als 5 Jahre vor | 2 Antworten | 0

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Big data percentile calculation
Hi, I have a large set (30.000) of mat files each one of them containing a 4x1 cell array of 1483x2824 double, 4 matrix for eac...

mehr als 5 Jahre vor | 1 Antwort | 0

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Polar map to cartesian grid
Hi, I'm working with data in polar coordinates: rr=vector of distances, 1x2029; bearings=angles, 1x180; TLp= z value at each...

mehr als 5 Jahre vor | 0 Antworten | 0

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How to increase the bandwidth using fdesign from [20, 20000] to[20,50000] ?
Hi, i'm designing my 1/3 octave filters using fdesign in the way that is in the help section of the function: f.Bands...

etwa 12 Jahre vor | 0 Antworten | 0

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