Chinese Location Word Recognition Using Service Context Information for Location-Based Service

Table 2

Message timestamp feature template.

Timestamp and unigram	Timestamp (0)/Character (−2)
	Timestamp (0)/Character (−1)
	Timestamp (0)/Character (0)
	Timestamp (0)/Character (1)
	Timestamp (0)/Character (2)
Timestamp and bigram	Timestamp (0)/Character (0)/Character (1)
	Timestamp (0)/Character (-1)/Character (0)