TF-IDF Keyword Extraction Method Combining Context and Semantic Classification.
Xinyun WangHongyun NingPublished in: DSIT (2020)
Keyphrases
- tf idf
- weighting scheme
- term frequency
- keywords
- decision trees
- vector space model
- text documents
- information retrieval
- natural language
- feature space
- support vector machine
- contextual information
- machine learning
- training set
- image classification
- unsupervised learning
- text categorization
- ranking algorithm
- semantic similarity
- bayesian networks
- feature extraction
- clustering algorithm