features: Feature Extraction for Discretely-Sampled Functional Data

Discretely-sampled function is first smoothed. Features of the smoothed function are then extracted. Some of the key features include mean value, first and second derivatives, critical points (i.e. local maxima and minima), curvature of cunction at critical points, wiggliness of the function, noise in data, and outliers in data.

Getting started

Package details

AuthorRavi Varadhan, Johns Hopkins University, and MKG Subramaniam, AT&T Reserach Labs.
MaintainerRavi Varadhan <[email protected]>
LicenseGPL (>= 2)
Version2015.12-1
URL http://www.jhsph.edu/agingandhealth/People/Faculty_personal_pages/Varadhan.html
Package repositoryView on CRAN
Installation Install the latest version of this package by entering the following in R:
install.packages("features")

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features documentation built on May 30, 2017, 12:04 a.m.