factory imports models
Recommendation ranking disabled due to buggy implementation
assert almost equal for comparing floats
Decreasing influence of old entries by using a exponential decay function
file with test data
Testing recommendations
Bug fix: Current query in the recommendation was always one of the neighbours
Log Frequency as callable object implemented
Scoring based on popularity
limitting number of recommendations with max_results parameter
restructuring recommend function
related queries sorted by decayed hits
Number of hits and recent interaction returned with each recommendation