Crowdsourcing via Annotator Co-occurrence Imputation and Provable Symmetric Nonnegative Matrix Factorization.
Shahana IbrahimXiao FuPublished in: CoRR (2021)
Keyphrases
- co occurrence
- nonnegative matrix factorization
- matrix factorization
- missing data
- negative matrix factorization
- data representation
- missing values
- least squares
- principal component analysis
- spectral clustering
- wordnet
- document clustering
- original data
- topic models
- named entities
- visual words
- artificial intelligence
- object recognition
- objective function
- text classification
- collaborative filtering
- machine learning
- probabilistic latent semantic analysis
- word co occurrence