Survey on Astroturfing Detection and Analysis from an Information Technology Perspective

Table 3

Comparison of the learning mode, feature, and based model among different literature.

Literature	Learning mode			Feature	Based model
	Supervised learning	Semi-supervised learning	Unsupervised learning
Lee et al. [21]	√	—	—	Behavior	K-nearest
Chen et al. [22]	√	—	—	Structure	SVM
Lee et al. [23]	√	—	—	Multiple	Random forest
Dong et al. [24]	√	—	—	Multiple	Decision forest
Li et al. [25]	—	√	—	Content	Two view
Liu et al. [26]	—	√	—	Content	PU-learning
Aghakhani et al. [27]	—	√	—	Content	GAN
Xu et al. [28]	—	√	—	Behavior	C4.5
Dong et al. [29]	—	—	√	Content	LDA
Yang et al. [30]	—	—	√	Content	LDA
Ma et al. [31]	—	—	√	Content	MF
Raymond et al. [32]	—	—	√	Content	SLM
Liu et al. [33]	—	—	√	Structure	DetectVC
Fakhraei et al. [34]	—	—	√	Structure	Markov
Zhang et al. [35]	—	—	√	Structure	RCNN
Jiang et al. [6]	—	—	√	Structure	CrossSpot