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Xiaodan Shi

4 accepted papers

2026

TrajFlow: Nation-wide Pseudo GPS Trajectory Generation with Flow Matching Models

ICLR 2026poster

The importance of mobile phone GPS trajectory data is widely recognized across many fields, yet the use of real data is often hindered by privacy concerns, limited accessibility, and high acquisition costs. As a result, generating pseudo–GPS trajectory data has become an active area of research. Rec…

Cited by 0SourcecodeScholar
2021

Social-DPF: Socially Acceptable Distribution Prediction of Futures

AAAI 2021technical

We consider long-term path forecasting problems in crowds, where future sequence trajectories are generated given a short observation. Recent methods for this problem have focused on modeling social interactions and predicting multi-modal futures. However, it is not easy for machines to successfully…

Cited by 11SourcePDFScholar
2020

Learn to Recover Visible Color for Video Surveillance in a Day

ECCV 2020poster

In silicon sensors, the interference between visible and near-infrared (NIR) signals is a crucial problem. For all-day video surveillance, commercial camera systems usually adopt auxiliary NIR cut filter and NIR LED illumination to selectively block or enhance NIR signal according to the surrounding…