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Fields: Topics Titles Concepts Keywords

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Types: Help pages Vignettes Demos

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Concepts

Browse concepts available for searching the help system

Keywords

Browse keywords available for searching the help system

Keywords by Topic

Basics

• attribute: Data Attributes
• chron: Dates and Times
• classes: Data Types (not OO)
  • NA: Missing Values
  • category: Categorical Data
  • character: Character Data ("String") Operations
  • complex: Complex Numbers
• data: Environments, Scoping, Packages
• datasets: Datasets available by data()
• list: Lists
• manip: Data Manipulation
• package: Package Summaries
• sysdata: Basic System Variables

Graphics

• aplot: Add to Existing Plot / internal plot
• color: Color, Palettes etc
• device: Graphical Devices
• dplot: Computations Related to Plotting
• dynamic: Dynamic Graphics
• hplot: High-Level Plots
• iplot: Interacting with Plots

MASS (the book) uses

• classif: Classification
• neural: Neural Networks
• spatial: Spatial Statistics

Mathematics

• arith: Basic Arithmetic and Sorting
• array: Matrices and Arrays
  • algebra: Linear Algebra
• graphs: Graphs (not graphics), i.e nodes & edges, e.g. dendrograms
• logic: Logical Operators
• math: Mathematical Calculus etc
• optimize: Optimization
• symbolmath: "Symbolic Math", as polynomials, fractions

Programming, Input/Ouput, and Miscellaneous

• IO: Input/output
  • connection: Input/Output Connections
  • database: Interfaces to databases
  • file: Input/Output Files
• debugging: Debugging Tools
• documentation: Documentation
• environment: Session Environment
• error: Error Handling
• internal: Internal Objects (not part of API)
• iteration: Looping and Iteration
• methods: Methods and Generic Functions
• misc: Miscellaneous
• print: Printing
• programming: Programming
  • interface: Interfaces to Other Languages
• utilities: Utilities

Statistics

• cluster: Clustering
• datagen: Functions for generating data sets
• design: Designed Experiments
• distribution: Probability Distributions and Random Numbers
• htest: Statistical Inference
• models: Statistical Models
  • regression: Regression
    • nonlinear: Non-linear Regression
• multivariate: Multivariate Techniques
• nonparametric: Nonparametric Statistics
• robust: Robust/Resistant Techniques
• smooth: Curve (and Surface) Smoothing
  • loess: Loess Objects
• survey: Complex survey samples
• survival: Survival Analysis
• tree: Regression and Classification Trees
• ts: Time Series
• univar: simple univariate statistics