Improving random walk rankings with feature selection and imputation.
Ngoc Mai TranYangxinyu XiePublished in: CoRR (2021)
Keyphrases
- random walk
- feature selection
- text categorization
- markov chain
- link prediction
- missing values
- directed graph
- missing data
- markov random walk
- transition probability matrix
- feature extraction
- transition probabilities
- support vector
- spectral methods
- machine learning
- feature set
- dimensionality reduction
- stationary distribution
- text classification
- low dimensional
- high dimensional
- graph laplacian
- multi db
- search algorithm
- tag ranking