Package prea.util

Class Summary
Distance This is a class implementing various distance measures of two vectors.
Distribution This class implements several statistical distributions.
EvaluationMetrics This is a unified class providing evaluation metrics, including comparison of predicted ratings and rank-based metrics, etc.
Loss This is a class implementing loss functions generally used in collaborative filtering algorithms.
Printer This is a class containing printing functions in human-readable format from various kinds of data.
Sort This is a class implementing sort functions in various data type.