LSTE-OATD: Direction-Driven Online Anomalous Trajectory Detection Using Learnable Spatio–Temporal Embeddings Dawen Xia Long Liu Lirong Mu Hanke Zhang Yanmin Liu Yang Hu Yantao Li Huaqing Li Aug 2026 · IEEE Internet of Things Journal · Vol 13, pp. 32641-32656 · 0 citations · 56 references DOI Semantic Scholar Save View source Cite Copy APA Copied ✓ Copy MLA Copied ✓ Copy BibTeX Copied ✓ Share