1 code implementation • 23 Jan 2023 • Fei Shen, Xiaoyu Du, Liyan Zhang, Jinhui Tang
For the inter-class instance, a hybrid contrastive loss (HCL) re-defines the sample correlations by approaching the positive cluster features and leaving the all negative instance features.
no code implementations • 10 Nov 2022 • Fei Shen, Mengwan Wei, Junchi Ren
Secondly, we divide the feature map along with the spatial and channel directions in each hierarchical graph.
1 code implementation • 31 May 2022 • Fei Shen, Zhe Wang, Zijun Wang, Xiaode Fu, Jiayi Chen, Xiaoyu Du, Jinhui Tang
Vision-based pattern identification (such as face, fingerprint, iris etc.)
no code implementations • 12 Jul 2021 • Fei Shen, Yi Xie, Jianqing Zhu, Xiaobin Zhu, Huanqiang Zeng
In the macro view, a list of GiT blocks are stacked to build a vehicle re-identification model, in where graphs are to extract discriminative local features within patches and transformers are to extract robust global features among patches.
1 code implementation • 19 Apr 2021 • Fei Shen, Xin He, Mengwan Wei, Yi Xie
In this report, we introduce the technical details of our submission to the VIPriors object detection challenge.
no code implementations • 29 May 2020 • Fei Shen, Jianqing Zhu, Xiaobin Zhu, Yi Xie, Jingchang Huang
Secondly, a novel pyramidal graph network (PGN) is designed to comprehensively explore the spatial significance of feature maps at multiple scales.