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Kai Xu

National University of Defense Technology

Hausdorff Point Convolution with Geometric Priors

Dec 24, 2020
Pengdi Huang, Liqiang Lin, Fuyou Xue, Kai Xu, Danny Cohen-Or, Hui Huang

* 10 pages, 8 figures 

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Autonomous Outdoor Scanning via Online Topological and Geometric Path Optimization

Dec 23, 2020
Pengdi Huang, Liqiang Lin, Kai Xu, Hui Huang

* Autonomous Outdoor Scanning via Online Topological and Geometric Path Optimization, IEEE Transactions on Intelligent Transportation Systems, 2020 
* Accepted by IEEE Transactions on Intelligent Transportation Systems 

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One Point is All You Need: Directional Attention Point for Feature Learning

Dec 14, 2020
Liqiang Lin, Pengdi Huang, Chi-Wing Fu, Kai Xu, Hao Zhang, Hui Huang


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Improving the Reconstruction of Disentangled Representation Learners via Multi-Stage Modelling

Oct 25, 2020
Akash Srivastava, Yamini Bansal, Yukun Ding, Cole Hurwitz, Kai Xu, Bernhard Egger, Prasanna Sattigeri, Josh Tenenbaum, David D. Cox, Dan Gutfreund


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Towards Target-Driven Visual Navigation in Indoor Scenes via Generative Imitation Learning

Sep 30, 2020
Qiaoyun Wu, Xiaoxi Gong, Kai Xu, Dinesh Manocha, Jingxuan Dong, Jun Wang

* 11 pages, a submission to IEEE Robotics and Automation Letters 

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SymmetryNet: Learning to Predict Reflectional and Rotational Symmetries of 3D Shapes from Single-View RGB-D Images

Aug 30, 2020
Yifei Shi, Junwen Huang, Hongjia Zhang, Xin Xu, Szymon Rusinkiewicz, Kai Xu

* ACM Transactions on Graphics (Proceeding of SIGGRAPH Asia), 2020 
* 15 pages 

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PIE-NET: Parametric Inference of Point Cloud Edges

Jul 09, 2020
Xiaogang Wang, Yuelang Xu, Kai Xu, Andrea Tagliasacchi, Bin Zhou, Ali Mahdavi-Amiri, Hao Zhang


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Online 3D Bin Packing with Constrained Deep Reinforcement Learning

Jun 26, 2020
Hang Zhao, Qijin She, Chenyang Zhu, Yin Yang, Kai Xu


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AReLU: Attention-based Rectified Linear Unit

Jun 24, 2020
Dengsheng Chen, Kai Xu

* 8-page main paper and 6-page appendix 

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Telescoping Density-Ratio Estimation

Jun 22, 2020
Benjamin Rhodes, Kai Xu, Michael U. Gutmann


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MLCVNet: Multi-Level Context VoteNet for 3D Object Detection

Apr 12, 2020
Qian Xie, Yu-Kun Lai, Jing Wu, Zhoutao Wang, Yiming Zhang, Kai Xu, Jun Wang

* To be presented at CVPR 2020 

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Fusion-Aware Point Convolution for Online Semantic 3D Scene Segmentation

Mar 17, 2020
Jiazhao Zhang, Chenyang Zhu, Lintao Zheng, Kai Xu

* To be presented at CVPR 2020 

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Learning in the Frequency Domain

Mar 12, 2020
Kai Xu, Minghai Qin, Fei Sun, Yuhao Wang, Yen-Kuang Chen, Fengbo Ren

* Accepted to CVPR 2020; https://github.com/calmevtime/DCTNet 

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DynamicPPL: Stan-like Speed for Dynamic Probabilistic Models

Feb 07, 2020
Mohamed Tarek, Kai Xu, Martin Trapp, Hong Ge, Zoubin Ghahramani


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Deep Differentiable Grasp Planner for High-DOF Grippers

Feb 04, 2020
Min Liu, Zherong Pan, Kai Xu, Kanishka Ganguly, Dinesh Manocha


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Learning Canonical Shape Space for Category-Level 6D Object Pose and Size Estimation

Jan 25, 2020
Dengsheng Chen, Jun Li, Kai Xu


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Constructing the F-Graph with a Symmetric Constraint for Subspace Clustering

Dec 17, 2019
Kai Xu, Xiao-Jun Wu, Wen-Bo Hu

* 9 pages, 1 figure 

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Reinforcement Learning based Visual Navigation with Information-Theoretic Regularization

Dec 09, 2019
Qiaoyun Wu, Kai Xu, Jun Wang, Mingliang Xu, Dinesh Manocha

* 12 pages, corresponding author: Mingliang Xu ([email protected]

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Decoupling Features and Coordinates for Few-shot RGB Relocalization

Nov 26, 2019
Siyan Dong, Songyin Wu, Yixin Zhuang, Shanghang Zhang, Kai Xu, Baoquan Chen

* 8 pages 

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PQ-NET: A Generative Part Seq2Seq Network for 3D Shapes

Nov 25, 2019
Rundi Wu, Yixin Zhuang, Kai Xu, Hao Zhang, Baoquan Chen


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Rescan: Inductive Instance Segmentation for Indoor RGBD Scans

Sep 25, 2019
Maciej Halber, Yifei Shi, Kai Xu, Thomas Funkhouser

* IEEE International Conference on Computer Vision 2019 

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New Formulation of Mixed-Integer Conic Programming for Globally Optimal Grasp Planning

Sep 20, 2019
Min Liu, Zherong Pan, Kai Xu, Dinesh Manocha


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Globally Optimal Grasp Planning using a Two-Stage Branch-And-Bound Algorithm

Sep 12, 2019
Min Liu, Zherong Pan, Kai Xu, Dinesh Manocha


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Building change detection based on multi-scale filtering and grid partition

Aug 22, 2019
Qi Bi, Kun Qin, Han Zhang, Wenjun Han, Zhili Li, Kai Xu

* 10th IAPR Workshop on Pattern Recognition in Remote Sensing (PRRS),2018,1-6 
* 8 pages, 6 figures, conference paper 

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Multiple instance dense connected convolution neural network for aerial image scene classification

Aug 22, 2019
Qi Bi, Kun Qin, Zhili Li, Han Zhang, Kai Xu

* 5 pages,3 figures, a conference paper accepted by IEEE ICIP 2019 

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Learning Part Generation and Assembly for Structure-aware Shape Synthesis

Jul 30, 2019
Jun Li, Chengjie Niu, Kai Xu


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