Spatial-temporal traffic speed patterns discovery and incomplete data recovery via SVD-combined tensor decomposition

• Published in: Transportation research. Part C, Emerging technologies Vol. 86; pp. 59 - 77
• Main Authors: Chen, Xinyu, He, Zhaocheng, Wang, Jiawei
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 01.01.2018
• Subjects: Data quality enhancement; Incomplete data recovery; Intelligent transportation systems; Tensor decomposition; Traffic patterns discovery; Traffic speed data; Tensor decomposition; Traffic patterns discovery; Incomplete data recovery; Data quality enhancement; Traffic speed data; Intelligent transportation systems

•Accurate and interpretable method for city-wide missing traffic speed data recovery.•It automatically discovers traffic speed patterns from partially observed data.•Different initialization strategies for tensor decomposition are tested.•Element-like and fiber-like missing scenarios are investigate...