Theorems on Positive Data: On the Uniqueness of NMF.
Hans LaurbergMads Græsbøll ChristensenMark D. PlumbleyLars Kai HansenSøren Holdt JensenPublished in: Comput. Intell. Neurosci. (2008)
Keyphrases
- positive data
- negative matrix factorization
- grammatical inference
- positive and negative
- pattern languages
- positive examples
- tree languages
- document clustering
- training data
- principal component analysis
- noisy data
- clustering algorithm
- machine learning
- logic programs
- dimensionality reduction
- target concept
- prior knowledge