Package index • weird

Package

weird weird-package: weird: Functions and Data Sets for "That's Weird: Anomaly Detection Using R" by Rob J Hyndman

Data

Data sets included in the package

cricket_batting: Cricket batting data for international test players

n01: Multivariate standard normal data

oldfaithful: Old faithful eruption data

fetch_wine_reviews(): Wine prices and points

fr_mortality: French mortality rates by age and sex

Functions for calculating anomaly scores

glosh_scores(): GLOSH scores

lof_scores(): Local outlier factors

stray_scores(): Stray scores

surprisals(): Surprisals

surprisals(<lm>) surprisals(<gam>): Surprisals computed from a model

lookout_prob(): Lookout probabilities

Functions for identifying anomalies

peirce_anomalies() chauvenet_anomalies(): Anomalies according to Peirce's and Chauvenet's criteria

grubbs_anomalies() dixon_anomalies(): Statistical tests for anomalies using Grubbs' test and Dixon's test

stray_anomalies(): Stray anomalies

hampel_anomalies(): Identify anomalies using the Hampel filter

Functions for working with kernel density estimates

dist_kde(): Create distributional object based on a kernel density estimate

kde_bandwidth(): Robust bandwidth estimation for kernel density estimation

Functions for distributions

dist_density(): Create distributional object based on a specified density

hdr_table(): Table of Highest Density Regions

Functions for producing plots

gg_density(): Produce ggplot of densities from distributional objects in 1 or 2 dimensions

gg_density_layer(): Add ggplot layer of densities from distributional objects in 1 dimension

gg_bagplot(): Bagplot

gg_hdrboxplot(): HDR plot

Other Functions

weird_conflicts(): Conflicts between weird packages and other packages

weird_packages(): List all packages loaded by weird