Explicit and Latent Topic Representations of Information Spaces in Social Information Retrieval.
Christoph FuchsCordt VoigtOriana BaldizanGeorg GrohPublished in: ENIC (2016)
Keyphrases
- information space
- information retrieval
- latent topics
- topic modeling
- topic models
- information retrieval systems
- social networks
- text mining
- information extraction
- probabilistic topic models
- information overload
- latent dirichlet allocation
- latent topic model
- finding relevant information
- query expansion
- language model
- text documents
- social media
- search engine
- wordnet
- distributed information retrieval
- dimensionality reduction