Search Results for author: Jianyun Xu

Found 7 papers, 1 papers with code

PUPS: Point Cloud Unified Panoptic Segmentation

no code implementations13 Feb 2023 Shihao Su, Jianyun Xu, Huanyu Wang, Zhenwei Miao, Xin Zhan, Dayang Hao, Xi Li

Point cloud panoptic segmentation is a challenging task that seeks a holistic solution for both semantic and instance segmentation to predict groupings of coherent points.

Instance Segmentation Panoptic Segmentation +1

INT: Towards Infinite-frames 3D Detection with An Efficient Framework

1 code implementation30 Sep 2022 Jianyun Xu, Zhenwei Miao, Da Zhang, Hongyu Pan, Kaixuan Liu, Peihan Hao, Jun Zhu, Zhengyang Sun, Hongmin Li, Xin Zhan

By employing INT on CenterPoint, we can get around 7% (Waymo) and 15% (nuScenes) performance boost with only 2~4ms latency overhead, and currently SOTA on the Waymo 3D Detection leaderboard.

Multimodal trajectory forecasting based on discrete heat map

no code implementations22 Jun 2021 Jingni Yuan, Jianyun Xu, Yushi Zhu

In Argoverse motion forecasting competition, the task is to predict the probabilistic future trajectory distribution for the interested targets in the traffic scene.

Motion Forecasting Trajectory Forecasting

CenterAtt: Fast 2-stage Center Attention Network

no code implementations19 Jun 2021 Jianyun Xu, Xin Tang, Jian Dou, Xu Shu, Yushi Zhu

In this technical report, we introduce the methods of HIKVISION_LiDAR_Det in the challenge of waymo open dataset real-time 3D detection.

SGMNet: Learning Rotation-Invariant Point Cloud Representations via Sorted Gram Matrix

no code implementations ICCV 2021 Jianyun Xu, Xin Tang, Yushi Zhu, Jie Sun, ShiLiang Pu

Recently, various works that attempted to introduce rotation invariance to point cloud analysis have devised point-pair features, such as angles and distances.

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