Learn R Programming

Gabor Grothendieck

https://www.github.com/null

Author or maintainer of the following packages:

chron

Chronological objects which can handle dates and times.
DescTools

A collection of miscellaneous basic statistic functions and convenience wrappers for efficiently des...
gdata

Various R programming tools for data manipulation, including: - medical unit conversions ('ConvertMe...
lme4

Fit linear and generalized linear mixed-effects models. The models and their components are represen...
optimr

Provides a test of replacement and extension of the optim() function to unify and streamline optimiz...
optimx

Provides a replacement and extension of the optim()function to unify and streamline optimiza...
plotrix

Lots of plots, various labeling, axis and color scaling functions.
proto

An object oriented system using object-based, also called prototype-based, rather than class-based o...
stinepack

A consistently well behaved method of interpolation based on piecewise rational functions using Stin...
zoo

An S3 class with methods for totally ordered indexedobservations. It is particularly aimed a...

Impact Percentile

100

Number of Packages

10

Package Downloads

2,182,477

Citations

429