Diagnostics and Models for Underdispersed Count Data

Documentation for package ‘underdisp’ version 0.1.0

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-- A --

alpha_confint	Profile-likelihood interval for the dispersion parameter alpha
augment.cpb	Augment data with CPB fitted values (broom method)

-- C --

compare_dispersion	Compare count-model dispersion across the model family
compare_models	Compare fitted underdispersed-count models
compois-distribution	Conway-Maxwell-Poisson distribution functions
confint.cpb	Confidence intervals for a CPB fit
count_reg	Poisson and negative-binomial count regression (matched CPB baselines)
cpb	Fit a Continuous Parameter Binomial (CPB) regression
cpb-distribution	Continuous parameter binomial distribution functions
cpb_fe	CPB regression with high-dimensional unit fixed effects
cv_score	Cross-validated proper scores for a count model

-- D --

dcompois	Conway-Maxwell-Poisson distribution functions
dcpb	Continuous parameter binomial distribution functions
dgec	Generalized event count (Katz) distribution functions

-- F --

first_difference	King-style first difference for a CPB fit
first_difference.count	First differences for the matched count families
first_difference.count_reg	First differences for the matched count families
first_difference.cpb	King-style first difference for a CPB fit
first_difference.cpb_fe	First differences for the matched count families
first_difference.gec	First differences for the matched count families
first_difference.gec_fe	First differences for the matched count families
first_difference.hurdle_count	First differences for the matched count families
first_difference.hurdle_cpb	Extensive/intensive first-difference decomposition for a hurdle- or ZI-CPB
first_difference.hurdle_gec	First differences for the matched count families
first_difference.zi_count	First differences for the matched count families
first_difference.zi_cpb	Extensive/intensive first-difference decomposition for a hurdle- or ZI-CPB
first_difference.zi_gec	First differences for the matched count families
fitted.cpb_fe	Fitted means for the two-part and fixed-effects classes
fitted.hurdle_count	Fitted means for the two-part and fixed-effects classes
fitted.hurdle_cpb	Fitted means for the two-part and fixed-effects classes
fitted.hurdle_gec	Fitted means for the two-part and fixed-effects classes
fitted.underdisp	Fitted means for the two-part and fixed-effects classes
fitted.zi_count	Fitted means for the two-part and fixed-effects classes
fitted.zi_cpb	Fitted means for the two-part and fixed-effects classes
fitted.zi_gec	Fitted means for the two-part and fixed-effects classes

-- G --

gec	Generalized event count (Katz-family) regression
gec-distribution	Generalized event count (Katz) distribution functions
gec_fe	GEC (Katz-family) regression with high-dimensional unit fixed effects
glance.count_reg	Glance at a CPB fit (broom method)
glance.cpb	Glance at a CPB fit (broom method)
glance.cpb_fe	Glance at a CPB fit (broom method)
glance.gec	Glance at a CPB fit (broom method)
glance.hurdle_count	Glance at a CPB fit (broom method)
glance.hurdle_cpb	Glance at a CPB fit (broom method)
glance.hurdle_gec	Glance at a CPB fit (broom method)
glance.zi_count	Glance at a CPB fit (broom method)
glance.zi_cpb	Glance at a CPB fit (broom method)
glance.zi_gec	Glance at a CPB fit (broom method)

-- H --

hurdle_count	Hurdle Poisson / negative-binomial regression (matched CPB baseline)
hurdle_cpb	Hurdle continuous parameter binomial regression
hurdle_gec	Hurdle GEC (Katz-family) regression

-- I --

implied_ceiling	Implied ceiling with a profile-likelihood interval
implied_ceiling.cpb	Implied ceiling with a profile-likelihood interval
irr	Incidence rate ratios for a CPB fit
irr.count	Rate and odds ratios for the matched count families
irr.count_reg	Rate and odds ratios for the matched count families
irr.cpb	Incidence rate ratios for a CPB fit
irr.cpb_fe	Rate and odds ratios for the matched count families
irr.gec	Rate and odds ratios for the matched count families
irr.gec_fe	Rate and odds ratios for the matched count families
irr.hurdle_count	Rate and odds ratios for the matched count families
irr.hurdle_gec	Rate and odds ratios for the matched count families
irr.zi_count	Rate and odds ratios for the matched count families
irr.zi_gec	Rate and odds ratios for the matched count families

-- M --

mundlak

Mundlak (correlated random effects) device

-- P --

pcompois	Conway-Maxwell-Poisson distribution functions
pcpb	Continuous parameter binomial distribution functions
peacekeeping	UN peacekeeping contributions, state-years
pgec	Generalized event count (Katz) distribution functions
pit_hist	Non-randomized PIT histogram for a fitted count model
predict.count_reg	Predictions from a matched Poisson/NB/COM-Poisson fit
predict.cpb	Predictions from a CPB fit
predict.cpb_fe	Predictions from a fixed-effects CPB fit
predict.gec	Predictions from a generalized event count fit
predict.hurdle_count	Predict from a hurdle Poisson/NB fit
predict.hurdle_cpb	Predict from a hurdle-CPB fit
predict.hurdle_gec	Predict from a hurdle-GEC fit
predict.zi_count	Predict from a zero-inflated Poisson/NB fit
predict.zi_cpb	Predict from a zi_cpb fit
predict.zi_gec	Predict from a zi_gec fit

-- Q --

qcompois	Conway-Maxwell-Poisson distribution functions
qcpb	Continuous parameter binomial distribution functions
qgec	Generalized event count (Katz) distribution functions

-- R --

rcompois	Conway-Maxwell-Poisson distribution functions
rcpb	Simulate from the continuous parameter binomial
rgec	Generalized event count (Katz) distribution functions
rhurdle_cpb	Simulate from the hurdle continuous parameter binomial
rootogram	Hanging rootogram for a fitted count model
rzicpb	Simulate from the zero-inflated continuous parameter binomial

-- S --

score	Proper scoring rules for a fitted count model
simulate.count_reg	Simulate responses from a fitted underdisp model
simulate.cpb	Simulate responses from a fitted underdisp model
simulate.cpb_fe	Simulate responses from a fitted underdisp model
simulate.gec	Simulate responses from a fitted underdisp model
simulate.hurdle_count	Simulate responses from a fitted underdisp model
simulate.hurdle_cpb	Simulate responses from a fitted underdisp model
simulate.hurdle_gec	Simulate responses from a fitted underdisp model
simulate.underdisp	Simulate responses from a fitted underdisp model
simulate.zi_count	Simulate responses from a fitted underdisp model
simulate.zi_cpb	Simulate responses from a fitted underdisp model
simulate.zi_gec	Simulate responses from a fitted underdisp model
summary.cpb	Summarize a CPB fit

-- T --

tidy.count_reg	Tidy a CPB fit (broom method)
tidy.cpb	Tidy a CPB fit (broom method)
tidy.cpb_fe	Tidy a CPB fit (broom method)
tidy.gec	Tidy a CPB fit (broom method)
tidy.hurdle_count	Tidy a CPB fit (broom method)
tidy.hurdle_cpb	Tidy a CPB fit (broom method)
tidy.hurdle_gec	Tidy a CPB fit (broom method)
tidy.zi_count	Tidy a CPB fit (broom method)
tidy.zi_cpb	Tidy a CPB fit (broom method)
tidy.zi_gec	Tidy a CPB fit (broom method)

-- U --

ud_screen

Screen a count outcome for underdispersion

-- V --

vcov.cpb_fe

Bootstrap covariance for a fixed-effects CPB fit

-- Z --

zi_count	Zero-inflated Poisson / negative-binomial regression (matched CPB baseline)
zi_cpb	Zero-inflated continuous parameter binomial regression
zi_gec	Zero-inflated GEC (Katz-family) regression
zi_test	Boundary-corrected test for zero-inflation (CPB vs ZI-CPB)