Search Results for author: Jianjun Gao

Found 4 papers, 0 papers with code

Video sentence grounding with temporally global textual knowledge

no code implementations21 Apr 2024 Cai Chen, Runzhong Zhang, Jianjun Gao, Kejun Wu, Kim-Hui Yap, Yi Wang

Temporal sentence grounding involves the retrieval of a video moment with a natural language query.

OccluTrack: Rethinking Awareness of Occlusion for Enhancing Multiple Pedestrian Tracking

no code implementations19 Sep 2023 Jianjun Gao, Yi Wang, Kim-Hui Yap, Kratika Garg, Boon Siew Han

Particularly, the improvements on IDF1, IDSw, AssA, and AssR demonstrate the effectiveness of our OccluTrack on tracking and association performance.

Motion Estimation

Mean-variance hybrid portfolio optimization with quantile-based risk measure

no code implementations28 Mar 2023 WeiPing Wu, Yu Lin, Jianjun Gao, Ke Zhou

This paper addresses the importance of incorporating various risk measures in portfolio management and proposes a dynamic hybrid portfolio optimization model that combines the spectral risk measure and the Value-at-Risk in the mean-variance formulation.

Management Portfolio Optimization +1

Price Interpretability of Prediction Markets: A Convergence Analysis

no code implementations18 May 2022 Dian Yu, Jianjun Gao, WeiPing Wu, Zizhuo Wang

In broader markets with Constant Relative Risk Aversion (CRRA) utilities, we reveal that the limiting price can be characterized by systems of equations that encapsulate agent beliefs, risk parameters, and wealth.

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