Nonnegative Matrix Factorization Based Adaptive Noise Sensing over Wireless Sensor Networks.
Kwang Myung JeonHong Kook KimSung Joo LeeYunkeun LeePublished in: Int. J. Distributed Sens. Networks (2014)
Keyphrases
- nonnegative matrix factorization
- wireless sensor networks
- sensor networks
- probabilistic latent semantic indexing
- matrix factorization
- negative matrix factorization
- data representation
- nonnegative matrix
- spectral clustering
- least squares
- body sensor networks
- active set
- missing data
- document clustering
- objective function
- original data
- text classification
- input data
- principal component analysis
- collaborative filtering
- optical flow
- object recognition