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chords (version 0.67)

Estimation in respondent driven samples.

Description

Maximum likelihood estimation of population size and degree distribution.

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Version

Install

install.packages('chords')

Monthly Downloads

185

Version

0.67

License

GPL-2

Maintainer

Jonathan Rosenblatt

Last Published

September 5th, 2012

Functions in chords (0.67)

compute.S

A snow ball constructor
chords-package

Population size estimation for respondent driven sampling
make.Sij

Make the $Sij$ matrix assuming no drop outs during sampling
qnorm.theta

Maps $\theta$ to the real line and vise versa.
data.Sij

Snowball matrix for chords package
generate.sample

Generates a random respondent driven sample
data3

Simulated snowball sample with no drop outs.
estimate.rds

Degree distribution estimation in respondent driven samples
data.degree

Degrees of individuals sampled at each period.
comparison

Compares the output of estimate.rds for different $\theta$ initialization values.
ranks.sum

Utility functions for creating snowball matrix.