Predicting the Currency Market in Online Gaming via Lexicon-Based Analysis on Its Online Forum

Table 2

Example of a machine learning data set.

Data class	Date	KDE-based concept scoring data							Formal data
		concept							Number of topics	Sum of replies	Sum of views
		General	PVP	Raid	Patch	Movie	Leveling	Gear
Crawled and analyzed data	May 1, 2016
Input learning data	May 1, 2016