no code implementations • 12 Oct 2023 • Peifeng Gao, Qianqian Xu, Yibo Yang, Peisong Wen, Huiyang Shao, Zhiyong Yang, Bernard Ghanem, Qingming Huang
While there have been extensive studies on optimization characteristics showing the global optimality of neural collapse, little research has been done on the generalization behaviors during the occurrence of NC.
1 code implementation • TPAMI 2023 • Zhiyong Yang, Qianqian Xu, Shilong Bao, Peisong Wen, Xiaochun Cao, Qingming Huang
We propose a new result that not only addresses the interdependency issue but also brings a much sharper bound with weaker assumptions about the loss function.
no code implementations • 18 Apr 2023 • Peifeng Gao, Qianqian Xu, Peisong Wen, Huiyang Shao, Zhiyong Yang, Qingming Huang
Out of curiosity about the symmetry of Grassmannian Frame, we conduct experiments to explore if models with different Grassmannian Frames have different performance.
no code implementations • ICCV 2023 • Huiyang Shao, Qianqian Xu, Peisong Wen, Peifeng Gao, Zhiyong Yang, Qingming Huang
Finally, experimental results support the effectiveness of the proposed framework in terms of both mural synthesis and restoration.
1 code implementation • CVPR 2022 • Yunrui Zhao, Qianqian Xu, Yangbangyan Jiang, Peisong Wen, Qingming Huang
Positive-Unlabeled (PU) learning tries to learn binary classifiers from a few labeled positive examples with many unlabeled ones.
1 code implementation • 27 Sep 2022 • Peisong Wen, Qianqian Xu, Zhiyong Yang, Yuan He, Qingming Huang
Stochastic optimization of the Area Under the Precision-Recall Curve (AUPRC) is a crucial problem for machine learning.
no code implementations • NeurIPS 2021 • Peisong Wen, Qianqian Xu, Zhiyong Yang, Yuan He, Qingming Huang
To leverage high performance under low FPRs, we consider an alternative metric for multipartite ranking evaluating the True Positive Rate (TPR) at a given FPR, denoted as TPR@FPR.
no code implementations • NeurIPS 2021 • Peisong Wen, Qianqian Xu, Zhiyong Yang, Yuan He, Qingming Huang
To leverage high performance under low FPRs, we consider an alternative metric for multipartite ranking evaluating the True Positive Rate (TPR) at a given FPR, denoted as TPR@FPR.
1 code implementation • CVPR 2021 • Peisong Wen, Qianqian Xu, Yangbangyan Jiang, Zhiyong Yang, Yuan He, Qingming Huang
Targeting at (a), we propose a two-level modality alignment loss where both global and local information are considered.