Persistent and Zigzag Homology: A Matrix Factorization Viewpoint.
Gunnar E. CarlssonAnjan DwaraknathBradley J. NelsonPublished in: CoRR (2019)
Keyphrases
- matrix factorization
- viewpoint
- collaborative filtering
- recommender systems
- low rank
- factorization methods
- missing data
- nonnegative matrix factorization
- factor analysis
- negative matrix factorization
- data sparsity
- variational bayesian
- stochastic gradient descent
- implicit feedback
- data matrix
- tensor factorization
- latent factors
- latent factor models
- image features