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Learning from Small Samples: Transformation-Invariant SVMs with Composition and Locality at Multiple Scales


Sep 28, 2021
Tao Liu, P. R. Kumar, Xi Liu


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A Dense Siamese U-Net trained with Edge Enhanced 3D IOU Loss for Image Co-segmentation


Aug 17, 2021
Xi Liu, Xiabi Liu, Huiyu Li, Xiaopeng Gong


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Reinforced Few-Shot Acquisition Function Learning for Bayesian Optimization


Jun 08, 2021
Bing-Jing Hsieh, Ping-Chun Hsieh, Xi Liu

* 21 pages, 8 figures 

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Surgical Visual Domain Adaptation: Results from the MICCAI 2020 SurgVisDom Challenge


Feb 26, 2021
Aneeq Zia, Kiran Bhattacharyya, Xi Liu, Ziheng Wang, Satoshi Kondo, Emanuele Colleoni, Beatrice van Amsterdam, Razeen Hussain, Raabid Hussain, Lena Maier-Hein, Danail Stoyanov, Stefanie Speidel, Anthony Jarc

* Results from SurgVisDom 2020 challenge held at MICCAI 2020 

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Escaping from Zero Gradient: Revisiting Action-Constrained Reinforcement Learning via Frank-Wolfe Policy Optimization


Feb 22, 2021
Jyun-Li Lin, Wei Hung, Shang-Hsuan Yang, Ping-Chun Hsieh, Xi Liu

* 18 pages, 6 figures 

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Reward-Biased Maximum Likelihood Estimation for Linear Stochastic Bandits


Oct 08, 2020
Yu-Heng Hung, Ping-Chun Hsieh, Xi Liu, P. R. Kumar


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Developing Multi-Task Recommendations with Long-Term Rewards via Policy Distilled Reinforcement Learning


Jan 27, 2020
Xi Liu, Li Li, Ping-Chun Hsieh, Muhe Xie, Yong Ge, Rui Chen


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ICDAR 2019 Robust Reading Challenge on Reading Chinese Text on Signboard


Dec 20, 2019
Xi Liu, Rui Zhang, Yongsheng Zhou, Qianyi Jiang, Qi Song, Nan Li, Kai Zhou, Lei Wang, Dong Wang, Minghui Liao, Mingkun Yang, Xiang Bai, Baoguang Shi, Dimosthenis Karatzas, Shijian Lu, C. V. Jawahar

* International Conference on Document Analysis and Recognition, 2019 

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Bandit Learning Through Biased Maximum Likelihood Estimation


Jul 23, 2019
Xi Liu, Ping-Chun Hsieh, Anirban Bhattacharya, P. R. Kumar

* 23 pages, 5 figures 

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Micro- and Macro-Level Churn Analysis of Large-Scale Mobile Games


Jan 14, 2019
Xi Liu, Muhe Xie, Xidao Wen, Rui Chen, Yong Ge, Nick Duffield, Na Wang

* arXiv admin note: substantial text overlap with arXiv:1808.06573 

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Streaming Network Embedding through Local Actions


Nov 14, 2018
Xi Liu, Ping-Chun Hsieh, Nick Duffield, Rui Chen, Muhe Xie, Xidao Wen


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Heteroscedastic Bandits with Reneging


Oct 31, 2018
Ping-Chun Hsieh, Xi Liu, Anirban Bhattacharya, P. R. Kumar


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A Semi-Supervised and Inductive Embedding Model for Churn Prediction of Large-Scale Mobile Games


Oct 10, 2018
Xi Liu, Muhe Xie, Xidao Wen, Rui Chen, Yong Ge, Nick Duffield, Na Wang

* to appear in ICDM 2018 

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Adaptive Neighboring Selection Algorithm Based on Curvature Prediction in Manifold Learning


Apr 13, 2017
Lin Ma, Caifa Zhou, Xi Liu, Yubin Xu

* Journal of Harbin Institute of Technology, 20(3), pp.119--123 (2013) 
* 3 figures, from Journal of Harbin Institute of Technology 

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Full-reference image quality assessment-based B-mode ultrasound image similarity measure


Jan 17, 2017
Kele Xu, Xi Liu, Hengxing Cai, Zhifeng Gao

* 7 pages, 4 figures 

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Maximum Correntropy Unscented Filter


Aug 26, 2016
Xi Liu, Badong Chen, Bin Xu, Zongze Wu, Paul Honeine

* 9 pages,6 figures 

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Maximum Correntropy Kalman Filter


Sep 15, 2015
Badong Chen, Xi Liu, Haiquan Zhao, José C. Príncipe

* 11 pages, 11 figures, 7 tables 

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