HIGHLIGHTS
- who: Jiahao Wen and collaborators from the Graduate School of Information Sciences, Tohoku University, Katahira, Aoba-ku, Sendai, Japan have published the paper: A Hierarchy-Based System for Recognizing Customer Activity in Retail Environments, in the Journal: Sensors 2021, 21, 4712. of /2021/
- what: The authors propose a novel CAR system based on a hierarchy that organizes CA types into different levels of abstraction from lowest to highest. In the evaluation part, the authors evaluate both existing CAR system and the proposed CAR system on their running performance (accuracy, speed, etc.), flexibility, and maintainability.
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