Mobile Service Recommendation via Combining Enhanced Hierarchical Dirichlet Process and Factorization Machines

Table 1

Specific parameters of Word2vec.

Parameter	Value
Size (the dimension of word vector)	200
Window (the length of the window)	10
Sample (the threshold of sampling)	0.001
Negative (the number of negative sampling)	5
Sg (whether or not the Skip-gram model is used)	0 (No)
Hs (whether or not hierarchical Softmax model is used)	0 (No)