| GROUPED Keywords | |
| ---------------- | |
| Graphics | |
| aplot & Add to Existing Plot / internal plot | |
| dplot & Computations Related to Plotting | |
| hplot & High-Level Plots | |
| iplot & Interacting with Plots | |
| color & Color, Palettes etc | |
| dynamic & Dynamic Graphics | |
| device & Graphical Devices | |
| Basics | |
| sysdata & Basic System Variables [!= S] | |
| datasets & Datasets available by data(.) [!= S] | |
| data & Environments, Scoping, Packages [~= S] | |
| manip & Data Manipulation | |
| attribute & Data Attributes | |
| classes & Data Types (not OO) | |
| & character & Character Data ("String") Operations | |
| & complex & Complex Numbers | |
| & category & Categorical Data | |
| & NA & Missing Values [!= S] | |
| list & Lists | |
| chron & Dates and Times | |
| package & Package Summaries | |
| Mathematics | |
| array & Matrices and Arrays | |
| & algebra & Linear Algebra | |
| arith & Basic Arithmetic and Sorting [!= S] | |
| math & Mathematical Calculus etc. [!= S] | |
| logic & Logical Operators | |
| optimize & Optimization | |
| symbolmath & "Symbolic Math", as polynomials, fractions | |
| graphs & Graphs, (not graphics), e.g. dendrograms | |
| Programming, Input/Ouput, and Miscellaneous | |
| programming & Programming | |
| & interface& Interfaces to Other Languages | |
| IO & Input/output | |
| & file & Files | |
| & connection& Connections | |
| & database & Interfaces to databases | |
| iteration & Looping and Iteration | |
| methods & Methods and Generic Functions | |
| print & Printing | |
| error & Error Handling | |
| environment & Session Environment | |
| internal & Internal Objects (not part of API) | |
| utilities & Utilities | |
| misc & Miscellaneous | |
| documentation & Documentation | |
| debugging & Debugging Tools | |
| Statistics | |
| datagen & Functions for generating data sets | |
| distribution & Probability Distributions and Random Numbers | |
| univar & simple univariate statistics [!= S] | |
| htest & Statistical Inference | |
| models & Statistical Models | |
| & regression& Regression | |
| & &nonlinear& Non-linear Regression (only?) | |
| robust & Robust/Resistant Techniques | |
| design & Designed Experiments | |
| multivariate & Multivariate Techniques | |
| ts & Time Series | |
| survival & Survival Analysis | |
| nonparametric & Nonparametric Statistics [w/o 'smooth'] | |
| smooth & Curve (and Surface) Smoothing | |
| & loess & Loess Objects | |
| cluster & Clustering | |
| tree & Regression and Classification Trees | |
| survey & Complex survey samples | |
| MASS (2, 1997) | |
| -------------- | |
| add the following keywords : | |
| classif & Classification ['class' package] | |
| spatial & Spatial Statistics ['spatial' package] | |
| neural & Neural Networks ['nnet' package] |