no code implementations • 5 Sep 2022 • Junshu Tang, Jiachen Xu, Jingyu Gong, Haichuan Song, Yuan Xie, Lizhuang Ma
Moreover, for effective training, we consider difficulty-based sampling strategy to encourage the network to pay more attention to some partial point clouds with fewer geometric information.
2 code implementations • CVPR 2021 • Jingyu Gong, Jiachen Xu, Xin Tan, Haichuan Song, Yanyun Qu, Yuan Xie, Lizhuang Ma
Our method can significantly improve the backbones in all three datasets.
Ranked #2 on
Semantic Segmentation
on Semantic3D
no code implementations • ECCV 2020 • Ke-Yue Zhang, Taiping Yao, Jian Zhang, Ying Tai, Shouhong Ding, Jilin Li, Feiyue Huang, Haichuan Song, Lizhuang Ma
Face anti-spoofing is crucial to security of face recognition systems.
no code implementations • 5 Feb 2020 • Chengwei Chen, Pan Chen, Haichuan Song, Yiqing Tao, Yuan Xie, Shouhong Ding, Lizhuang Ma
Anomaly detection is a fundamental problem in computer vision area with many real-world applications.
no code implementations • 4 Feb 2020 • Chengwei Chen, Pan Chen, Lingyu Yang, Jinyuan Mo, Haichuan Song, Yuan Xie, Lizhuang Ma
Acoustic anomaly detection aims at distinguishing abnormal acoustic signals from the normal ones.
no code implementations • 3 Feb 2020 • Chengwei Chen, Wang Yuan, Yuan Xie, Yanyun Qu, Yiqing Tao, Haichuan Song, Lizhuang Ma
One-class novelty detection is the process of determining if a query example differs from the training examples (the target class).