atharva aalok

Last seen: ongeveer een jaar ago | Active since 2021

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29 Questions
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Submitted

Moving-Window-Statistics
Toolbox for calculating moving window statistics FAST!

meer dan een jaar ago | 1 download |

0.0 / 5

Question

How to obtain curve fitting tool startpoints using code? Replicate Curve Fitter Toolbox
Hello, I am trying to fit curves to time series. I have a 100 different time series (all of different lengths) and for each of...

meer dan een jaar ago | 3 answers | 0

3

answers

Question

Optimizing for speed. Moving skewness finder. Cumulative sum proving to be bottleneck.
Hello, I have written the below provided function to calculate the moving window skewness of a time series. To find out where ...

meer dan een jaar ago | 1 answer | 0

1

answer

Question

Skewness calculator using one pass algorithm. Code speed up needed.
Hello, I am using a one pass algorithm to calculate skewness. My code is as follows: n = 10000000; timeseries = randi(1000, 1...

meer dan een jaar ago | 2 answers | 0

2

answers

Question

Moving window Autocorrelation. One pass algorithm. Speed and Stability concerns.
Hello, I have a timeseries for which I want to generate a 'moving window autocorrelation at lag 1' series using a window of siz...

meer dan een jaar ago | 2 answers | 0

2

answers

Question

Moving skewness/kurtosis/rms/autocorrelation for time series. Fast Implementation.
Hello, I want a really really fast implementation of computing a moving window skewness over my timeseries as I have to do this...

bijna 2 jaar ago | 2 answers | 0

2

answers

Question

Fastest way to load data.
Hello, I have an array of size ~320 Mb that I want to store in a file such that the loading afterwards is as fast as possible. ...

bijna 2 jaar ago | 1 answer | 0

1

answer

Question

Replace all rows of an array not equal to any row of another array by a particular row vector
I import an image and have ordered the rgb values in a n-by-3 array with columns as r, g, b respectively. This is named: color_...

bijna 2 jaar ago | 1 answer | 0

1

answer

Question

Make array with elements repeating as many times as specified in another list.
I have a cell array of vectors, where each vector is of a different length. Something like (but much larger): a{1} = [1, 2, 4];...

bijna 2 jaar ago | 3 answers | 1

3

answers

Question

Updating variable inside parfor
Hello, I have a variable that I want to update inside a parfor loop: a = 1; parfor i = 1: 10 a = a + 1; disp(a); e...

bijna 2 jaar ago | 2 answers | 0

2

answers

Submitted

Modified-MannKendall-Test
A modified version of the Mann-Kendall Test that works with autocorrelated data.

bijna 2 jaar ago | 13 downloads |

5.0 / 5

Question

How to plot a very large number of individual points
I have several vectors (240) each of different length. Now for each entry of any vector I wish to plot: 1) A filled 'o' if the...

bijna 2 jaar ago | 1 answer | 0

1

answer

Submitted

Professional Plots
Professional Standard Plots within Seconds!!! Take your plots to the next level.

meer dan 2 jaar ago | 58 downloads |

5.0 / 5

Question

Regarding Modified Mann-Kendall test code from File Exchange
I am trying to understand the following code from File Exchange: Mann-Kendall Modified test The author is no longer active it s...