Full-spectrum out-of-distribution detection

• Main Authors: Yang, Jingkang, Zhou, Kaiyang, Liu, Ziwei
• Other Authors: School of Computer Science and Engineering
• Format: Article
• Language: English
• Published: 2023
• Subjects: Engineering::Computer science and engineering; AI Safety; Model Trustworthy
• Online Access: https://hdl.handle.net/10356/171361
• Institution: Nanyang Technological University

Existing out-of-distribution (OOD) detection literature clearly defines semantic shift as a sign of OOD but does not have a consensus over covariate shift. Samples experiencing covariate shift but not semantic shift from the in-distribution (ID) are either excluded from the test set or treated as OO...