Shifeng Liu

Data-Driven Abnormal Behavior Identification System: A Survey for “In-out” in the Same Subway Station

2019

With the development of subway transportation capacity, “stealing behavior”, “illegal advertising behavior” and “begging behavior” have also emerged in an endless stream. These behaviors have brought negative influence on subway operation and management. The paper …

A Multi-scale Feature Learning Network with Optical Flow Correction for Micro- and Macro-expression Spotting

2024

Recently, automatic micro-expression (ME) analysis has attracted increasing attention, since ME is a spontaneous facial expression that can truly reflect the emotional state an individual tries to conceal. As a crucial step in ME analysis, …