A Collaborative Location Based Travel Recommendation System through Enhanced Rating Prediction for the Group of Users

Table 2

Comparison of AI techniques used by travel recommender systems.

Articles	Multiagent system	Optimization technique	Automatic clustering	Management of uncertainty	Knowledge representation
García-Manotas et al. [84]
Sebastia et al. [63]
Vansteenwegen et al. [44]
Fenza et al. [85]
Garcia et al. [65]
Gavalas and Kenteris [51]
Lorenzi et al. [59]
Wang et al. [49]
Batet et al. [67]
Hsu et al. [86]
Martínez-Santiago et al. [53]
Noguera et al. [58]
Garcia et al. [69]
Lucas et al. [72]
Meehan et al. [73]
Moreno et al. [87]
Ruotsalo et al. [74]