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City-scale Incremental Neural Mapping with Three-layer Sampling and Panoptic Representation


Sep 28, 2022
Yongliang Shi, Runyi Yang, Pengfei Li, Zirui Wu, Hao Zhao, Guyue Zhou

* 8 pages, 9 figures, submitted to RA-L 

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LATITUDE: Robotic Global Localization with Truncated Dynamic Low-pass Filter in City-scale NeRF


Sep 18, 2022
Zhenxin Zhu, Yuantao Chen, Zirui Wu, Chao Hou, Yongliang Shi, Chuxuan Li, Pengfei Li, Hao Zhao, Guyue Zhou

* 7 pages, 6 figures, submitted to ICRA 2023 

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Constrained Update Projection Approach to Safe Policy Optimization


Sep 15, 2022
Long Yang, Jiaming Ji, Juntao Dai, Linrui Zhang, Binbin Zhou, Pengfei Li, Yaodong Yang, Gang Pan

* Accepted by NeurIPS2022. arXiv admin note: substantial text overlap with arXiv:2202.07565; text overlap with arXiv:2002.06506 by other authors 

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TRIE++: Towards End-to-End Information Extraction from Visually Rich Documents


Jul 14, 2022
Zhanzhan Cheng, Peng Zhang, Can Li, Qiao Liang, Yunlu Xu, Pengfei Li, Shiliang Pu, Yi Niu, Fei Wu


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DavarOCR: A Toolbox for OCR and Multi-Modal Document Understanding


Jul 14, 2022
Liang Qiao, Hui Jiang, Ying Chen, Can Li, Pengfei Li, Zaisheng Li, Baorui Zou, Dashan Guo, Yingda Xu, Yunlu Xu, Zhanzhan Cheng, Yi Niu

* Short paper, Accept by ACM MM2022 

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Expert-Calibrated Learning for Online Optimization with Switching Costs


Apr 22, 2022
Pengfei Li, Jianyi Yang, Shaolei Ren

* Pengfei Li and Jianyi Yang contributed equally. This paper has been accepted by and will be presented at the ACM SIGMETRICS/IFIP Performance 2022 

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Universal Conditional Masked Language Pre-training for Neural Machine Translation


Mar 20, 2022
Pengfei Li, Liangyou Li, Meng Zhang, Minghao Wu, Qun Liu

* Accepted to ACL 2022 Main conference 

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CUP: A Conservative Update Policy Algorithm for Safe Reinforcement Learning


Feb 15, 2022
Long Yang, Jiaming Ji, Juntao Dai, Yu Zhang, Pengfei Li, Gang Pan


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Semi-supervised Implicit Scene Completion from Sparse LiDAR


Nov 29, 2021
Pengfei Li, Yongliang Shi, Tianyu Liu, Hao Zhao, Guyue Zhou, Ya-Qin Zhang

* code: https://github.com/OPEN-AIR-SUN/SISC 

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