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Last seen: 2 mois il y a |  Actif depuis 2021

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Strange issue with mean, max, and min of vector?
Thank you for the thorough answer! Now I know to plot in the future

5 mois il y a | 0

Question


Strange issue with mean, max, and min of vector?
Hello, I am having an issue with finding the mean max and min of a vector (attached). All values in the vector are positive (in...

5 mois il y a | 2 réponses | 0

2

réponses

Question


How do I fit a 3rd order polynomial Basis using fitrgp?
Hello, I am trying to fit a 3rd order polynomial basis using fitgrp for my signal (1x1503). From the instructions, it looks l...

6 mois il y a | 1 réponse | 0

1

réponse

Question


How do I calculate the coherence within a specific frequency range?
Hello, I am calculating the wavelet transform coherence betweem two signals. I am trying to extract the average coherence bet...

environ un an il y a | 1 réponse | 0

0

réponse

Question


How do I create a matrix that is only the frequencies within the COI of a wavelet transform coherence?
I am measuring the wavelet transform coherence of two signals (x and y). I then am trying to take the average coherence within v...

environ un an il y a | 1 réponse | 0

1

réponse

Question


Loading file and storing variable name as double in .mlx file
Hello, I am trying to create an interface using a .mlx file. I first have the user enter the filename into an 'edit field box' ...

environ un an il y a | 1 réponse | 0

1

réponse

Question


xcorr lag input to time?
Hello, I am trying to find the cross-correlation of two 1x180000 vectors (sigX and sigY). The sampling frequency is fs=1000. I ...

plus d'un an il y a | 1 réponse | 0

1

réponse

Question


Calculating Normalized Jerk in a signal?
Hello, I am trying to calculate the normalized jerk of a signal using a specific formula but am unsure how to implement it usin...

plus d'un an il y a | 1 réponse | 0

1

réponse

Question


How do I find unique points in an array in a certain context?
Hello, I am trying to find unique points in an array but within a unique context. Say I have the following arrays consisting...

plus d'un an il y a | 1 réponse | 0

1

réponse

Question


Using pdf to find threshold
Hello, I am trying to determine a threshold for data that is p>0.05. The data is very positively skewed but I am unsure how t...

presque 2 ans il y a | 2 réponses | 0

2

réponses

Question


How can I save a line plot as an image with specific pixel size?
Hello, I am trying to create a program to compare images. One is a hand drawn image and the other is an original (see attache...

presque 2 ans il y a | 1 réponse | 0

1

réponse

Question


Why aren't the first and last peaks detected using findpeaks()?
I am using the findpeaks() function to detect any peaks in a vector that are greater than a defined threshold (>10% max peak). ...

environ 2 ans il y a | 2 réponses | 0

2

réponses

Question


How do I make an entire row in a table NaN?
I am trying to make all values in specific rows of a table NaN. My table (T) contains 4 columns (time, x position, y position, ...

environ 2 ans il y a | 2 réponses | 0

2

réponses

Question


How can I interpolate or spline a dataset into a curve?
Hello, I have a dataset that I need to interpolate or create a curve from; however, the datasets include different curves and I...

environ 3 ans il y a | 1 réponse | 0

1

réponse

Question


How do I reduce the number of points in a plotted trace?
Hello, I am trying to create an algorithm that converts an image of a black and white tracing into a plot. So far, my code can ...

environ 3 ans il y a | 1 réponse | 0

1

réponse