Identifying the Semantics of Collective Motion by Proximity Sensors and Non-negative Matrix Factorization.
Wen-Chi YangCheng-Yuan LiouPublished in: SICE (2019)
Keyphrases
- negative matrix factorization
- factorization method
- matrix factorization
- document clustering
- nonnegative matrix factorization
- principal component analysis
- sparse representation
- camera motion
- optical flow
- semantic information
- spectral clustering
- constrained least squares
- text mining
- supervised learning
- recommender systems
- pairwise
- object recognition