3 papers
cs.AI2025
DCOR: Anomaly Detection in Attributed Networks via Dual Contrastive Learning Reconstruction
Hossein Rafieizadeh, Hadi Zare, Mohsen Ghassemi Parsa +2
Anomaly detection using a network-based approach is one of the most efficient ways to identify abnormal events such as fraud, security breaches, and system faults in a variety of a…
cs.LG2021
Low-rank Dictionary Learning for Unsupervised Feature Selection
Mohsen Ghassemi Parsa, Hadi Zare, Mehdi Ghatee
There exist many high-dimensional data in real-world applications such as biology, computer vision, and social networks. Feature selection approaches are devised to confront with h…
cs.LG2019
Unsupervised Feature Selection based on Adaptive Similarity Learning and Subspace Clustering
Mohsen Ghassemi Parsa, Hadi Zare, Mehdi Ghatee
Feature selection methods have an important role on the readability of data and the reduction of complexity of learning algorithms. In recent years, a variety of efforts are invest…