Avoid exposing getY() and instead consume a function that applies to Y in topN
Parallelize top-N operations. Increase load of load test again
Fix test failure in expecting one of two tied results
Handle empty partitions in getYTYSolver
Hadoop 2.5.1
More optimization to avoid bottlenecking on object allocation: handle top-N directly with a Queue and use custom DoubleFunction
Implementation of /similarity REST endpoint