Analysis and Visualization of Circular Data

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Documentation for package ‘circumplex’ version 2.0.0

• DESCRIPTION file.
• User guides, package vignettes and other documentation.
• Package NEWS.

Help Pages

anchors	Display the anchors of a circumplex instrument
angle_unwrap	Unwrap a sequence of angles onto a continuous branch
aw2009	Standardized octant scores on hypothetical circumplex scales
axes_reliability	Reliability of the circumplex axes (Strack, Jacobs & Grosse Holtforth, 2013)
coord_circumplex	Circumplex coordinate system
cpm_fit	Fit Browne's circular stochastic process model (circumplex fit statistics)
cpm_simulate	Simulate data from a fitted circular process model
fit_structure	Evaluate circumplex structure (Acton & Revelle, 2004)
geom_ssm_arc	Draw SSM confidence-region arcs in circumplex space
geom_ssm_path	Draw a profile's movement across occasions in circumplex space
geom_ssm_point	Draw SSM profile points in circumplex space
ggcircumplex	Create a circumplex plotting canvas
html_render	Format and render data frame as HTML table
instruments	List all available instruments
ipsatize	Ipsatize circumplex items using deviation scoring across variables
items	Display the items of a circumplex instrument
jz2017	Raw octant scores on real circumplex scales with covariates
norms	Display the norms for a circumplex instrument
norm_standardize	Standardize circumplex scales using normative data
octants	Angular displacements for octant circumplex scales
PANO	Two-letter abbreviations for octant circumplex scales
plot.circumplex_ci_accuracy	Plot SSM CI accuracy across the amplitude ladder
plot.circumplex_cpm	Plot a circular process model fit
plot.circumplex_structure	Plot a circumplex-structure configuration
poles	Angular displacements for pole circumplex scales
print.circumplex_axes_reliability	Print circumplex axes-reliability results
print.circumplex_cpm	Print a circular process model fit
print.circumplex_structure	Print circumplex-structure test results
quadrants	Angular displacements for quadrant circumplex scales
raw_iipsc	Raw item responses on real circumplex scales
scales	Display the scales of a circumplex instrument
scale_x_circumplex	Angle-labeled x-axis scale for circumplex plots
score	Score circumplex scales from item responses
self_standardize	Standardize circumplex scales using sample data
simulated_items	Simulated item responses on octant circumplex scales
ssm_analyze	Perform analyses using the Structural Summary Method
ssm_analyze_long	Perform SSM analyses on long-format repeated-measures data
ssm_ci_accuracy	Assess the accuracy of SSM confidence intervals by simulation
ssm_draws	Summarize posterior draws as SSM parameters
ssm_parameters	Calculate Structural Summary Method parameters for a set of scores
ssm_parameters_id	Calculate SSM parameters for each person
ssm_plot_circle	Create a Circular Plot of SSM Results
ssm_plot_contrast	Create a Difference Plot of SSM Contrast Results
ssm_plot_curve	Create a Curve Plot of SSM Results
ssm_plot_trajectory	Create a Trajectory Plot of SSM Results Over Time
ssm_plot_trajectory.circumplex_ssm	Create a Trajectory Plot of SSM Results Over Time
ssm_plot_trajectory.data.frame	Create a Trajectory Plot of SSM Results Over Time
ssm_plot_trajectory.default	Create a Trajectory Plot of SSM Results Over Time
ssm_score	Calculate SSM parameters by row and add results as new columns
ssm_sem	Perform SEM-based (latent-variable) SSM analyses
ssm_sem_parameters	Calculate latent SSM parameters from a fitted lavaan measurement model
ssm_sem_syntax	Generate lavaan syntax for a fixed-angle circumplex measurement model
ssm_table	Create HTML table from SSM results or contrasts
summary.circumplex_axes_reliability	Summarize circumplex axes-reliability results
summary.circumplex_ci_accuracy	Summarize the accuracy of SSM confidence intervals
summary.circumplex_cpm	Summarize a circular process model fit
summary.circumplex_ssm_id	Summarize per-person SSM parameters at the group level
summary.circumplex_structure	Summarize circumplex-structure test results
theme_circumplex	Circumplex canvas theme