Boolean Matrix Factorisation for Collaborative Filtering: An FCA-Based Approach.
Dmitry I. IgnatovElena NenovaNatalia KonstantinovaAndrey V. KonstantinovPublished in: AIMSA (2014)
Keyphrases
- collaborative filtering
- matrix factorisation
- formal concept analysis
- recommender systems
- matrix factorization
- em algorithm
- deal with information overload
- web page recommendation
- data sparsity
- user preferences
- data sets
- concept lattice
- cold start problem
- nonnegative matrix factorization
- textual data
- real valued
- transfer learning
- pairwise
- recommendation systems
- text categorization
- boolean queries
- signal processing
- formal concepts
- pearson correlation coefficient
- natural language processing
- similarity measure