Research Article
A Hybrid Method to Solve Data Sparsity in Travel Recommendation Agents Using Fuzzy Logic Approach
Table 1
List of acronyms in alphabetical order.
| Acronym | Term |
| AIC | Akaike information criterion | ANFIS | Adaptive neurofuzzy inference system | ANN | Artificial neural network | BPR | Bayesian personalized ranking | CF | Collaborative filtering | EM | Expectation-maximization | FN | Fuzzy number | FIS | Fuzzy inference system | GMM | Gaussian mixture model | HOSVD | Higher-order singular value decomposition | SVD | Singular value decomposition | KNN | K-nearest neighbor | MAE | Mean absolute error | MC-CF | Multicriteria collaborative filtering | MF-BPR | Multifeedback Bayesian personalized ranking | MFs | Membership functions | MRMF | Multirelational matrix factorization | NN | Nearest neighbor | PCA | Principle component analysis | R2 | Coefficient of determination | RMSE | Root mean squared error | RS | Recommender system | TRSs | Travel recommender systems |
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