A Spatial-Temporal Topic Model for the Semantic Annotation of POIs in LBSNs.
Tieke HeHongzhi YinZhenyu ChenXiaofang ZhouShazia W. SadiqBin LuoPublished in: ACM Trans. Intell. Syst. Technol. (2016)
Keyphrases
- spatial temporal
- semantic annotation
- topic models
- location based social networks
- social networks
- latent dirichlet allocation
- action recognition
- semantic web
- temporal information
- text documents
- probabilistic model
- text mining
- semi automatic
- multi label classification
- video shots
- spatial information
- co occurrence
- generative model
- domain ontology
- link prediction
- metadata
- e learning
- knowledge representation
- feature extraction
- collaborative filtering