R: Density Ratio Estimation

# Density Ratio Estimation

## Documentation for package ‘densratio’ version 0.3.1

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

## Help Pages

densratio | Estimate Density Ratio p(x)/q(x)
KLIEP | Estimate Density Ratio p(x)/q(x) by KLIEP (Kullback-Leibler Importance Estimation Procedure)
RuLSIF | Estimate alpha-Relative Density Ratio p(x)/(alpha p(x) + (1-alpha) q(x)) by RuLSIF (Relative unconstrained Least-Square Importance Fitting)
squared_euclid_distance | Compute Squared Euclid Distance
uLSIF | Estimate Density Ratio p(x)/q(x) by uLSIF (unconstrained Least-Square Importance Fitting)