Persian Named Entity Recognition by Gray Wolf Optimization Algorithm

Table 1

The number of N-Gram extracted from Hamshahri and Telegram from N = 1 up to N = 5.

N-Gram	Number of N-Gram
1-Gram	99,603,396
2-Gram	94,305,722
3-Gram	89,158,246
4-Gram	84,110,988
5-Gram	79,176,683