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Implement Gramian Angular Field features

2

Implement [Gramian Angular Summation/Difference Fields](https://arxiv.org/pdf/1506.00327.pdf) and Markov Transition Fields (MTF) as features. These are "image" features. Let me know if this would be a problem.

martinberoiz

Feature request - motif discovery

3

Maybe we could do some feature with the [matrix profile](https://matrixprofile.org)? (Motif/anomaly discovery) This may introduce [stumpy](https://stumpy.readthedocs.io) as a dependency probably so I'm not sure if viable.

martinberoiz

It's PyPi repo updated?

1

i have installed feets from Pypi and when i used LombScargle extractor astropy raised a deprecation warning : WARNING: AstropyDeprecationWarning: Importing LombScargle from astropy.stats has been deprecated and will no...

ciquezada

Modify the metaclass [´feets.extractors.ExtractorMeta'](https://github.com/quatrope/feets/blob/master/feets/extractors/core.py#L109) metaclass to merge all the plot_feature() method into the extractor class documentation

leliel12

Create plot routine for extractor ``Signature``. Path: [feets.extractors.ext_signature.py](https://github.com/quatrope/feets/blob/master/feets/extractors/ext_signature.py) ## Features - SignaturePhMag ## Extractor Documentation

leliel12

Create plot routine for extractor ``AndersonDarling``. Path: [feets.extractors.ext_anderson_darling.py](https://github.com/quatrope/feets/blob/master/feets/extractors/ext_anderson_darling.py) ## Features - AndersonDarling ## Extractor Documentation > **AndersonDarling** > > The Anderson-Darling test is a statistical test of whether a given...

leliel12

Create plot routine for extractor ``StetsonL``. Path: [feets.extractors.ext_stetson.py](https://github.com/quatrope/feets/blob/master/feets/extractors/ext_stetson.py) ## Features - StetsonL ## Extractor Documentation > These three features are based on the Welch/Stetson variability index *I* (Stetson, 1996) defined...

leliel12

Create plot routine for extractor ``Skew``. Path: [feets.extractors.ext_skew.py](https://github.com/quatrope/feets/blob/master/feets/extractors/ext_skew.py) ## Features - Skew ## Extractor Documentation > **Skew** > > The skewness of a sample is defined as follow: > >...

leliel12

Create plot routine for extractor ``Std``. Path: [feets.extractors.ext_std.py](https://github.com/quatrope/feets/blob/master/feets/extractors/ext_std.py) ## Features - Std ## Extractor Documentation > **Std** - Standard deviation of the magnitudes > > The standard deviation *σ* of...

leliel12

Create plot routine for extractor ``LinearTrend``. Path: [feets.extractors.ext_linear_trend.py](https://github.com/quatrope/feets/blob/master/feets/extractors/ext_linear_trend.py) ## Features - LinearTrend ## Extractor Documentation > **LinearTrend** > > Slope of a linear fit to the light-curve. > > ```...

leliel12