gini: Calculate Gini Index of a numeric vector

Description Usage Arguments Details Value Author(s) References Examples

View source: R/gini.R

Description

Calculate the Gini index of a numeric vector.

Usage

1
gini(x)

Arguments

x

A numeric vector.

Details

The Gini index (Gini coefficient) is a measure of statistical dispersion. A Gini coefficient of zero expresses perfect equality where all values are the same. A Gini coefficient of one expresses maximal inequality among values.

Value

A numeric value between 0 and 1.

Author(s)

Jitao David Zhang <[email protected]>

References

Gini. C. (1912) Variability and Mutability, C. Cuppini, Bologna 156 pages.

Examples

1
2
testValues <- runif(100)
gini(testValues)

Example output

Loading required package: Rcpp
Loading required package: Biobase
Loading required package: BiocGenerics
Loading required package: parallel

Attaching package: 'BiocGenerics'

The following objects are masked from 'package:parallel':

    clusterApply, clusterApplyLB, clusterCall, clusterEvalQ,
    clusterExport, clusterMap, parApply, parCapply, parLapply,
    parLapplyLB, parRapply, parSapply, parSapplyLB

The following objects are masked from 'package:stats':

    IQR, mad, sd, var, xtabs

The following objects are masked from 'package:base':

    Filter, Find, Map, Position, Reduce, anyDuplicated, append,
    as.data.frame, cbind, colMeans, colSums, colnames, do.call,
    duplicated, eval, evalq, get, grep, grepl, intersect, is.unsorted,
    lapply, lengths, mapply, match, mget, order, paste, pmax, pmax.int,
    pmin, pmin.int, rank, rbind, rowMeans, rowSums, rownames, sapply,
    setdiff, sort, table, tapply, union, unique, unsplit, which,
    which.max, which.min

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BioQC documentation built on May 2, 2018, 3:40 a.m.