Login / Signup
Neighborhood Structure Assisted Non-negative Matrix Factorization and Its Application in Unsupervised Point-wise Anomaly Detection.
Imtiaz Ahmed
Xia Ben Hu
Mithun P. Acharya
Yu Ding
Published in:
J. Mach. Learn. Res. (2021)
Keyphrases
</>
anomaly detection
negative matrix factorization
pointwise
unsupervised learning
weighted sum
matrix factorization
document clustering
sparse representation
principal component analysis
semi supervised
confidence intervals
spectral clustering
co occurrence
graph model
feature selection
information extraction