Negative-Unlabeled Tensor Factorization for Location Category Inference from Inaccurate Mobility Data.
Jinfeng YiQi LeiWesley M. GiffordJi LiuPublished in: CoRR (2017)
Keyphrases
- tensor factorization
- mobility data
- matrix factorization
- negative matrix factorization
- location aware
- collaborative filtering
- privacy aware
- tag recommendation
- visual analytics
- gaussian processes
- location information
- nonnegative matrix factorization
- factorization method
- location based services
- trajectory data
- linear algebra
- singular value decomposition
- unsupervised learning
- bayesian inference
- link prediction
- supervised learning
- knowledge discovery
- labeled data
- information retrieval
- data mining
- random walk
- principal component analysis
- probabilistic latent semantic analysis
- mobile devices
- data analysis