Multilingual Detection of Fake News Spreaders via Sparse Matrix Factorization.
Boshko KoloskiSenja PollakBlaz SkrljPublished in: CLEF (Working Notes) (2020)
Keyphrases
- matrix factorization
- collaborative filtering
- tensor factorization
- recommender systems
- low rank matrix
- low rank
- latent factors
- negative matrix factorization
- nonnegative matrix factorization
- missing data
- factorization methods
- sparsity constraints
- sparse representation
- factor analysis
- sparse matrix
- probabilistic matrix factorization
- high dimensional
- social media
- stochastic gradient descent
- news articles
- sparse non negative
- data matrix
- user generated content
- data representation
- variational bayesian
- linear combination
- personalized ranking
- multiscale