Package index • ggcircular

Rose diagrams

geom_rose(): Rose diagram layer
stat_rose(): Rose diagram statistic

Circular density

geom_circular_density(): Circular density layer
stat_circular_density(): Circular density statistic

Mean directions and summaries

geom_mean_direction(): Mean direction layer
stat_mean_direction(): Mean direction statistic
circular_summary(): Summarize circular data
mean_direction(): Circular mean direction
resultant_length(): Resultant length
mean_resultant_length(): Mean resultant length
circular_variance(): Circular variance
circular_sd(): Circular standard deviation
estimate_kappa(): Estimate von Mises concentration

Circular intervals

geom_confidence_arc() geom_circular_interval(): Circular confidence arc

Circular distributions

stat_vonmises() stat_wrapped_normal() stat_uniform_circular(): Theoretical von Mises density
stat_vonmises_fit(): Fitted von Mises density
fit_vonmises_mixture(): Fit a mixture of von Mises distributions
stat_vonmises_mixture(): Von Mises mixture density layer

Circular tests and intervals

circular_mean_ci(): Confidence interval for a circular mean
rayleigh_test(): Rayleigh test for circular uniformity
watson_williams_test(): Watson-Williams test for equal circular means
stat_circular_test(): Annotate circular tests

Scales and coordinates

coord_circular(): Circular coordinate system
scale_x_circular_radians() scale_x_circular_degrees() scale_x_circular_hours() scale_x_circular_compass(): Circular x scales

Angle utilities

normalize_angle(): Normalize angles to a periodic interval
angular_difference(): Signed angular difference
angular_distance(): Circular angular distance
deg_to_rad(): Convert degrees to radians
rad_to_deg(): Convert radians to degrees
hour_to_rad(): Convert hours to radians
rad_to_hour(): Convert radians to hours
compass_to_rad(): Convert compass labels to radians
rad_to_compass(): Convert radians to compass labels
is_angle(): Test whether an object can represent angles
check_angle(): Check an angle vector

Themes

theme_circular() theme_rose() theme_compass(): Circular plot themes

Directional movement

geom_direction_arrow(): Direction arrows
geom_circular_point() geom_circular_rug(): Circular point and rug helpers
mutate_directional_features(): Add directional movement features
compute_step_length(): Compute step lengths
compute_bearing(): Compute bearings
compute_turn_angle(): Compute turn angles
as_step_data(): Coerce to step data
augment_momentuHMM_angles(): Augment momentuHMM fits with angular states
plot_state_angles(): Plot angular distributions by state

Angular model diagnostics

circular_residuals(): Circular residuals for angular models
circular_model_diagnostics(): Circular model diagnostics
augment_circular() tidy_circular() glance_circular(): Circular model helper generics

Spherical and posterior helpers

spherical_to_cartesian(): Convert spherical coordinates to Cartesian coordinates
cartesian_to_spherical(): Convert Cartesian coordinates to spherical coordinates
spherical_summary(): Summarize spherical directions
as_circular_draws(): Convert posterior draws to circular draws
summarise_circular_draws(): Summarize circular posterior draws
autoplot_circular_draws(): Autoplot circular posterior draws

Autoplot

autoplot_circular(): Autoplot circular data

Datasets

wind_directions: Simulated wind directions
animal_steps: Simulated animal movement steps
hourly_activity: Simulated hourly activity
axial_orientations: Simulated axial orientations