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lexi11


Active since 2016

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Using ARX to obtain a transfer function from frequency response data
Hi, I am trying to follow your method but when I try the following, I get an error: data = iddata(signal,[],Ts); model1 = t...

4 years ago | 0

Question


Is there a way to generate poles of a system/ a transfer function using autoregressive model?
Hi, I have some time series data from which I want to find the poles of the system. The transfer function is unknown. I am u...

4 years ago | 0 answers | 1

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answers

Question


how to use hsv2rgb to remove lighting effects
I have a set of rgb images with various illumination effects (shadows, glares etc.) I am trying to use rgb2hsv and then remove '...

5 years ago | 1 answer | 0

1

answer

Question


csvwrite file name issue
Hi, I have a code that generates outputs which I need to save as a csv file. csvwrite works well but I need to generate the ...

6 years ago | 1 answer | 0

1

answer

Question


how can I find the kernel value for fitrsvm?
I have used a fitrsvm function to train. fitrsvm(x,y) x are the samples and y are the desired values. In this, I have n...

6 years ago | 0 answers | 0

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Question


Problem with mvregress when working with cell arrays
Hi, I have a problem when using multivariate regression function (mvregress) available in matlab. I have a cell array with ...

7 years ago | 0 answers | 0

0

answers

Question


Find RMSE of mvregress outputs
Hi, I am trying to use multivariate regression on three color channel data using mvregress. data = [red;green;blue]; %...

7 years ago | 0 answers | 0

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answers

Question


Meaning of Beta in mvregress
Hi, I recently performed mvregress function on my data. Can someone please explain me whether getting a small beta is good o...

7 years ago | 0 answers | 0

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answers

Question


How to get only duration calculated from datetime type variables as an integer/real scalar?
Hi, I have some data from a sensor with date-time values and I need to compute something like below: timeduration = ma...

7 years ago | 3 answers | 2

3

answers

Question


Specifying a polygonal area on image and save all the pixels in that polygon in an array
Hi, I have a set of images, on which I need to specify a small polygonal area and save all pixels in that polygon in another...

7 years ago | 1 answer | 0

1

answer

Question


Plotting data with timestamps
Hi, I have some data from a sensor and corresponding timestamps. How do I plot this data? (x axis - timestamps, y-axis - d...

7 years ago | 1 answer | 0

1

answer

Question


Automatically detect last row of CSV file with dlmread
Hi, In my code,I load a csv file every time I get data from a sensor and read separate columns to process in matlab. I h...

7 years ago | 2 answers | 0

2

answers

Question


processing .xef files using matlab
I have some video files recorded with kinect v2 camera. They are saved in .xef format. Can I process these using matlab?

8 years ago | 0 answers | 2

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