Henry Chee

I think @HaominYu is right. The graph initializes the _pathBuffer_ size to 2, which contains the initial vertex and the next node. So the generated sentences length is definitely **walkLength...

I did some minor changes at line 153 ` indHashFunctions.map { case (hashFunc: LSHFunction[_], table) => hashFunc.hashTableEntry(id, table, vector) }.toIterator `