Reduction of Non-stationary Noise for a Robotic Living Assistant using Sparse Non-negative Matrix Factorization.
Benjamin CauchiStefan GoetzeSimon DocloPublished in: SMIAE@ACL (2012)
Keyphrases
- non stationary
- matrix factorization
- sparse non negative
- missing data
- white noise
- collaborative filtering
- sparse coding
- recommender systems
- low rank
- nonnegative matrix factorization
- negative matrix factorization
- factorization methods
- factor analysis
- higher order
- unsupervised learning
- feature space
- semi supervised
- tensor factorization
- noise model
- feature vectors
- image processing
- linear combination
- input data
- signal processing