Search Engine

Search

You can search for keywords, function and data names and text in help page titles.

Usage: Enter a string in the text field below and hit RETURN.

Keywords

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 Operations
• complex: Complex Numbers
• data: Environments, Scoping, Packages
• datasets: Datasets available by data()
• list: Lists
• manip: Data Manipulation
• 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