Understanding the Spatio-temporal Topic Dynamics of Covid-19 using Nonnegative Tensor Factorization: A Case Study.
Thirunavukarasu BalasubramaniamRichi NayakMd. Abul BasharPublished in: SSCI (2020)
Keyphrases
- tensor factorization
- spatio temporal
- matrix factorization
- negative matrix factorization
- collaborative filtering
- nonnegative matrix factorization
- factorization method
- singular value decomposition
- gaussian processes
- tag recommendation
- linear algebra
- probabilistic latent semantic analysis
- image sequences
- link prediction
- topic models