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circular (version 0.5-2)

Circular Statistics

Description

Circular Statistics, from "Topics in circular Statistics" (2001) S. Rao Jammalamadaka and A. SenGupta, World Scientific.

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Version

Install

install.packages('circular')

Monthly Downloads

18,978

Version

0.5-2

License

GPL-2

Maintainer

Eduardo Portugues

Last Published

September 25th, 2025

Functions in circular (0.5-2)

Circular

Package `circular': summary information
conversion.circular

Unit of Measure Conversion for Circular Data and other conversions
circularp

Attributes for a Circular Object
fisherB5

B.5 Measurements of long-axis orientation of 164 feldspar laths in basalt
fisherB7

B.7 Movements of ants
circular.colors

Color Palettes for Circular
fisherB11

B.11 Movements of sea stars
fisherB6

B.6 Cross-bed azimuths of palaeocurrents
fisherB10

B.10 Directions of desert ants
fisherB4

B.4 Directional preferences of starhead topminnows
density.circular

Kernel Density Estimation for Circular Data
Coope

Coope dataset
c.circular

A method for circular object, which combines its arguments
fisherB20

B.20 Movements of blue periwinkles.
circular

Create Objects of class circular for Circular data.
equal.kappa.test

Equal Kappa Test
dist.circular

Distance Matrix Computation for Circular Data
circle.control

Auxiliary for Controlling Circular Plots
lm.circular

Circular-Circular and Circular-Linear Regression
fisherB1

B.1 Arrival times at an intensive care unit
fisherB3

B.3 Movements of turtles
fisherB2

B.2 Measurements of long-axis orientation of 133 feldspar laths in basalt
coord2rad

Angles between a vector and the x-axis
KatoJones

Kato and Jones Density Function
lines.circular

Add Connected Line Segments to a Circular Plot
meandeviation

A measure of deviation for Circular Data
fisherB12

B.12: Vanishing directions of homing pigeons
mean.circular

Mean Direction
lines.density.circular

Add a Plot for Kernel Density Estimation for Circular Data
fisherB13

B.13: Orientations of termite mounds
mle.vonmises

von Mises Maximum Likelihood Estimates
kuiper.test

Kuiper's Test
lsfit.circle

Fit a 2D circle to an (x,y) dataset
fisherB18

B.18 Wind direction and ozone concentration.
cor.circular

Correlation Coefficient for Angular Variables
median.circular

Median Direction
pp.plot

von Mises Probability-Probability Plot
deg

Degrees
ncfrog

Northern Cricket Frog
medianHL.circular

Median using Hodges-Lehmann estimate.
projected bivariate normal on the circle

Projected bivariate normal on the circle
modal.region

Modal regions
quantile.circular

Sample Circular Quantiles
intersect.modal.region

Intersection between model region and a given interval.
minusPiPlusPi

return angles in the [-pi,pi] interval.
plot.circular

Circular Data Plot
curve.circular

Draw Function Plots in a Circle
change.point

Change Point Test
fisherB8

B.8 Orientations of pebbles
GenVonMises

Generalized Von Mises Density Function
JonesPewsey

Jones and Pewsey Density Function
pigeons

Initial orientation of displaced homing pigeons
mixedvonmises

Mixture of von Mises Distributions
sd.circular

Circular Standard Deviation
fisherB9

B.9 Dance directions of bees
pp.unif.plot

Uniform Circular Probability-Probability Plot
heatmap.circular

Draw a Heat Map for circular data
plot.lsfit.circle

Plot method for lsfit.circle function
sd

Standard Deviation
points.circular

Add Points to a Circular Plot
mle.vonmises.bootstrap.ci

Bootstrap Confidence Intervals
ticks.circular

Draw Tick-Marks in a Circular Plot
rao.spacing.test

Rao's Spacing Test of Uniformity
triangular

Triangular Density Function
rao.table

Table for Rao's Spacing Test of Uniformity
rho.circular

Mean Resultant Length
mle.wrappednormal

Wrapped Normal Maximum Likelihood Estimates
mle.wrappedcauchy

Wrapped Cauchy Maximum Likelihood Estimates
rao.test

Rao's Tests for Homogeneity
windrose

Windrose Generator
rayleigh.test

Rayleigh Test of Uniformity
wind

Col De La Roa wind direction
trigonometric.moment

Trigonometric Moments
wallraff.test

Wallraff Test of Angular Distances
watson.test

Watson's Test
totalvariation.circular

Conditional total variation distance between two circular samples.
vonMises

von Mises Density Function
var

Variance
rose.diag

Rose Diagram
weighted.mean.circular

Weighted Mean Direction
watson.williams.test

Watson-Williams Test of Homogeneity of Means
swallows

Orientation of juvenile barn swallows
var.circular

A measure of variance for Circular Data
wrappedCauchy

Wrapped Cauchy Density Function
wrappedNormal

Wrapped Normal Density Function
unique.circular

Extract Unique Elements from a circular vector
summary.circular

Circular Summary Statistics
watson.wheeler.test

Watson-Williams Test of Homogeneity of Means
rstable

Random Generation from the Stable Family of Distributions
rwrappedstable

Random Generation from the Wrapped Stable Distribution
watson.two.test

Watson's Two-Sample Test of Homogeneity
plot.density.circular

Plot Method for Kernel Density Estimation for Circular Data
plot.edf

Plot Circular Empirical Distribution Function
turtles

Arrival directions of displaced sea turtles
rad

Radians
range.circular

Circular Range
Circular Uniform

Circular Uniform Density Function
I.0

Zeroth Order Bessel Function of the First Kind
angular.variance

A measure of variance for Circular Data
A1inv

Inverse of A1
[.circular

Extract or Replace Parts of a Circular Object
A1SecondDerivative

Second derivative of the Ratio of First and Zeroth Order Bessel Functions.
asytriangular

Asymmetric Triangular Density Function
A1FirstDerivative

First derivative of the Ratio of First and Zeroth Order Bessel Functions.
Carthwrite

Carthwrite's Power-of-Cosine Density Function
bandwidth

Bandwidth Selectors for Kernel Density Estimation for Circular Data
A1

Ratio of First and Zeroth Order Bessel Functions
axis.circular

Add Axis to a Circular Plot
Cardioid

Cardioid Density Function
I.p

P-th Order Bessel Function of the First Kind
angular.deviation

A measure of deviation for Circular Data
as.data.frame.circular

as.data.frame.circular
axialvonMises

Axial von Mises Density Function
I.1

First Order Bessel Function of the First Kind
aov.circular

Analysis of Variance for circular data
arrows.circular

Add Arrows to a Circular Plot