Concept Drift
Concept drift, the phenomenon of changing data distributions over time, poses a significant challenge to the reliability of machine learning models. Current research focuses on developing robust detection methods, often employing techniques like ensemble methods, generative adversarial networks (GANs), and novel information-theoretic approaches, to identify and characterize these shifts, including localized or group-specific drifts. This is crucial for maintaining model accuracy and reliability in dynamic real-world applications, such as those involving streaming data, cybersecurity, and fault detection in complex systems, where timely adaptation to changing patterns is essential. The development of effective and efficient concept drift detection and adaptation strategies is a key area of ongoing research with broad implications across various fields.
Papers
Concept Drift Challenge in Multimedia Anomaly Detection: A Case Study with Facial Datasets
Pratibha Kumari, Priyankar Choudhary, Pradeep K. Atrey, Mukesh Saini
Detecting Concept Drift in the Presence of Sparsity -- A Case Study of Automated Change Risk Assessment System
Vishwas Choudhary, Binay Gupta, Anirban Chatterjee, Subhadip Paul, Kunal Banerjee, Vijay Agneeswaran