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Hengchang Liu

3 papers · 2018–2020 · 3 venues · across top CS/AI venues

Authors are matched by name, so researchers who share a name ("Yang Liu", "Wei Wang") appear as a single profile and their paper counts, venues and achievements are combined. How identity is handled.

Achievements

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🌍 Conference Polyglot · Bronze 🌉 Interdisciplinary Bridge · Bronze 🗺️ Taxonomy Completionist (11) 🐣 Hot Topic Early Bird 📈 Trend Setter

Venues

AAAI (1) ACML (1) IJCAI (1)

Top co-authors

Xike Xie (2) Yang Wang (2) Wei Zheng (1) Zhengyang Zhou (1) Peng Xu (1) Shiyang Qiu (1) Yiwei Xiao (1) Junjie Wang (1) Ruoyu Chen (1) Mingyao Hou (1)

Research topics

Data Science & Analytics (3) Applications (3) Methods (3) Deep Learning (2) Architectures (2) Artificial Intelligence (1) Computer Vision (1) Machine Learning (1) Analysis (1) Core AI (1) Core Methods (1) Learning Types · Machine Learning (1) Learning Types · Deep Learning (1)

Keywords

time series prediction (2) missing value imputation (1) missing data imputation (1) dynamic graph (1) graph convolution (1) real-time inference (1) missing data (1) transition probability (1) risk prediction (1) zero-inflated data (1) video surveillance (1) graph neural network (1) traffic accident forecasting (1) dynamic correlation (1) zero-inflated issue (1) region selection (1) zero-inflated distribution (1) multivariate normal distribution (1) spatial-temporal correlation (1) dynamic inter-subregion correlation (1)

Papers

RiskOracle: A Minute-Level Citywide Traffic Accident Forecasting Framework AAAI 2020 Prediction of Crowd Flow in City Complex with Missing Data ACML 2019 Real-time Traffic Pattern Analysis and Inference with Sparse Video Surveillance Information IJCAI 2018