[Retracted] The Application of Artificial Intelligence Oriented to the Internet of Things Technology in the Complexity of Digital Crossborder Trade

Table 2

Training results of training set of different n-gram models.

-gram	Accuracy	Precision	Recall	-score	Feature dimension
1-gram	1.0	1.0	1.0	1.0	129
2-gram	1.0	1.0	1.0	1.0	1798
3-gram	1.0	1.0	1.0	1.0	6154