Combining TF-IDF and LDA to generate flexible communication for recommendation services by a humanoid robot.
Nam Yeon LeeEunji KimOhbyung KwonPublished in: Multim. Tools Appl. (2018)
Keyphrases
- tf idf
- humanoid robot
- weighting scheme
- information retrieval
- text documents
- vector space model
- topic models
- document clustering
- retrieval model
- text categorization
- term frequency
- multi modal
- term weighting
- recommender systems
- ranking algorithm
- face recognition
- dimensionality reduction
- context aware
- generative model
- relevant documents
- test collection
- high dimensional data
- support vector
- feature extraction