Search Results for author: Haotian Xia

Found 5 papers, 1 papers with code

SportQA: A Benchmark for Sports Understanding in Large Language Models

no code implementations24 Feb 2024 Haotian Xia, Zhengbang Yang, Yuqing Wang, Rhys Tracy, Yun Zhao, Dongdong Huang, Zezhi Chen, Yan Zhu, Yuan-Fang Wang, Weining Shen

A deep understanding of sports, a field rich in strategic and dynamic content, is crucial for advancing Natural Language Processing (NLP).

Few-Shot Learning Multiple-choice +1

Advanced Volleyball Stats for All Levels: Automatic Setting Tactic Detection and Classification with a Single Camera

1 code implementation26 Sep 2023 Haotian Xia, Rhys Tracy, Yun Zhao, Yuqing Wang, Yuan-Fang Wang, Weining Shen

Our frameworks combine setting ball trajectory recognition with a novel set trajectory classifier to generate comprehensive and advanced statistical data.

Computational Efficiency Pathfinder

Graph Encoding and Neural Network Approaches for Volleyball Analytics: From Game Outcome to Individual Play Predictions

no code implementations22 Aug 2023 Rhys Tracy, Haotian Xia, Alex Rasla, Yuan-Fang Wang, Ambuj Singh

Our results show that the use of GNNs with our graph encoding yields a much more advanced analysis of the data, which noticeably improves prediction results overall.

Type prediction

VREN: Volleyball Rally Dataset with Expression Notation Language

no code implementations28 Sep 2022 Haotian Xia, Rhys Tracy, Yun Zhao, Erwan Fraisse, Yuan-Fang Wang, Linda Petzold

The second goal is to introduce a volleyball descriptive language to fully describe the rally processes in the games and apply the language to our dataset.

Decision Making Descriptive +1

Empirical Quantitative Analysis of COVID-19 Forecasting Models

no code implementations1 Oct 2021 Yun Zhao, Yuqing Wang, Junfeng Liu, Haotian Xia, Zhenni Xu, Qinghang Hong, Zhiyang Zhou, Linda Petzold

In this paper, we perform quantitative analysis of COVID-19 forecasting of confirmed cases and deaths across different regions in the United States with different forecasting horizons, and evaluate the relative impacts of the following three dimensions on the predictive performance (improvement and variation) through different evaluation metrics: model selection, hyperparameter tuning, and the length of time series required for training.

Model Selection Time Series +1

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