Unsupervised Topic Modelling in a Book Recommender System for New Users.
Haifa AlharthiDiana InkpenStan SzpakowiczPublished in: eCOM@SIGIR (2017)
Keyphrases
- recommender systems
- collaborative filtering
- user interests
- topic modeling
- user profiles
- information overload
- online dating
- user model
- user modeling
- book covers
- matrix factorization
- recommendation quality
- topics covered
- topic specific
- cold start problem
- user preferences
- user interaction
- end users
- cold start
- user interface
- data sparsity
- active user
- trust aware
- recommendation systems
- unsupervised learning
- user generated
- implicit feedback
- log data
- user feedback
- related topics
- hot topics
- semi supervised
- book presents
- topic models
- database applications
- supervised learning
- computer science
- web publishing