1 code implementation • CVPR 2023 • Weizhi Zhong, Chaowei Fang, Yinqi Cai, Pengxu Wei, Gangming Zhao, Liang Lin, Guanbin Li
Prior landmark characteristics of the speaker's face are employed to make the generated landmarks coincide with the facial outline of the speaker.
no code implementations • 4 May 2023 • Jingxuan He, Lechao Cheng, Chaowei Fang, Dingwen Zhang, Zhangye Wang, Wei Chen
A surge of interest has emerged in weakly supervised semantic segmentation due to its remarkable efficiency in recent years.
Weakly supervised Semantic Segmentation
Weakly-Supervised Semantic Segmentation
no code implementations • 3 Feb 2023 • Chaowei Fang, Dingwen Zhang, Wen Zheng, Xue Li, Le Yang, Lechao Cheng, Junwei Han
We set up novel evaluation benchmarks based on a series of testing sets with evolving distributions.
Ranked #55 on
Long-tail Learning
on CIFAR-100-LT (ρ=100)
no code implementations • 2 Dec 2022 • Lechao Cheng, Chaowei Fang, Dingwen Zhang, Guanbin Li, Gang Huang
It can model the feature space more comprehensively and reduce the dominance of head classes.
no code implementations • 1 Sep 2022 • Chaowei Fang, Lechao Cheng, Huiyan Qi, Dingwen Zhang
Most existing methods that cope with noisy labels usually assume that the class distributions are well balanced, which has insufficient capacity to deal with the practical scenarios where training samples have imbalanced distributions.
1 code implementation • 22 Aug 2022 • Chengwei Pan, Baolian Qi, Gangming Zhao, Jiaheng Liu, Chaowei Fang, Dingwen Zhang, Jinpeng Li
In CTN, a transformer module is constructed in parallel to a U-Net to learn long-distance dependencies between different anatomical regions; and these dependencies are communicated to the U-Net at multiple stages to endow it with global awareness.
1 code implementation • 1 Jul 2022 • Chengwei Pan, Gangming Zhao, Junjie Fang, Baolian Qi, Jiaheng Liu, Chaowei Fang, Dingwen Zhang, Jinpeng Li, Yizhou Yu
Although deep learning algorithms have been intensively developed for computer-aided tuberculosis diagnosis (CTD), they mainly depend on carefully annotated datasets, leading to much time and resource consumption.
no code implementations • 29 Mar 2022 • Chaowei Fang, Dingwen Zhang, Liang Wang, Yulun Zhang, Lechao Cheng, Junwei Han
Improving the resolution of magnetic resonance (MR) image data is critical to computer-aided diagnosis and brain function analysis.
1 code implementation • 8 Feb 2022 • Xinkai Zhao, Chaowei Fang, De-Jun Fan, Xutao Lin, Feng Gao, Guanbin Li
Semi-supervised learning (SSL), which aims at leveraging a few labeled images and a large number of unlabeled images for network training, is beneficial for relieving the burden of data annotation in medical image segmentation.
no code implementations • CVPR 2022 • Chaowei Fang, Liang Wang, Dingwen Zhang, Jun Xu, Yixuan Yuan, Junwei Han
Under this circumstance, the models learned from different views can distill valuable knowledge to guide the learning processes of each other.
no code implementations • 17 Dec 2021 • Dingwen Zhang, Wenyuan Zeng, Guangyu Guo, Chaowei Fang, Lechao Cheng, Ming-Ming Cheng, Junwei Han
Current weakly supervised semantic segmentation (WSSS) frameworks usually contain the separated mask-refinement model and the main semantic region mining model.
Knowledge Distillation
Weakly supervised Semantic Segmentation
+1
no code implementations • 17 Aug 2021 • Penghua Zhai, Huaiwei Cong, Gangming Zhao, Chaowei Fang, Jinpeng Li, Ting Cai, Huiguang He
To avoid the subjectivity associated with these methods, we propose the MVCNet, a novel unsupervised three dimensional (3D) representation learning method working in a transformation-free manner.
no code implementations • ICCV 2021 • Junkai Huang, Chaowei Fang, Weikai Chen, Zhenhua Chai, Xiaolin Wei, Pengxu Wei, Liang Lin, Guanbin Li
Open-set semi-supervised learning (open-set SSL) investigates a challenging but practical scenario where out-of-distribution (OOD) samples are contained in the unlabeled data.
no code implementations • 7 Apr 2021 • Xinkai Zhao, Chaowei Fang, Feng Gao, De-Jun Fan, Xutao Lin, Guanbin Li
In this paper, we propose a deep model to ground shooting range of small intestine from a capsule endoscope video which has duration of tens of hours.
1 code implementation • 18 Feb 2021 • Chaowei Fang, HaiBin Tian, Dingwen Zhang, Qiang Zhang, Jungong Han, Junwei Han
To this end, this paper revisits the role of top-down modeling in salient object detection and designs a novel densely nested top-down flows (DNTDF)-based framework.
no code implementations • 9 Oct 2020 • Gangming Zhao, Chaowei Fang, Guanbin Li, Licheng Jiao, Yizhou Yu
Aimed at improving the performance of existing detection methods, we propose a deep end-to-end module to exploit the contralateral context information for enhancing feature representations of disease proposals.
2 code implementations • 24 Aug 2020 • Hongying Liu, Zhubo Ruan, Chaowei Fang, Peng Zhao, Fanhua Shang, Yuanyuan Liu, Lijun Wang
Spherical videos, also known as \ang{360} (panorama) videos, can be viewed with various virtual reality devices such as computers and head-mounted displays.
no code implementations • 22 Aug 2020 • Feida Zhu, Chaowei Fang, Kai-Kuang Ma
Additionally, the pyramid non-local block can be directly incorporated into convolution neural networks for other image restoration tasks.
no code implementations • 21 Aug 2020 • Dou Xu, Chang Cai, Chaowei Fang, Bin Kong, Jihua Zhu, Zhongyu Li
To thisend, we present a novel method for the unsupervised domain adaptationin histopathological image analysis, based on a backbone for embeddinginput images into a feature space, and a graph neural layer for propa-gating the supervision signals of images with labels.
Contrastive Learning
Histopathological Image Classification
+3
no code implementations • 7 Jul 2020 • Jixin Wang, Sanping Zhou, Chaowei Fang, Le Wang, Jinjun Wang
However the training of deep neural network requires a large amount of samples with high-quality annotations.
no code implementations • 23 Nov 2019 • Chaowei Fang, Guanbin Li, Chengwei Pan, Yiming Li, Yizhou Yu
Recently 3D volumetric organ segmentation attracts much research interest in medical image analysis due to its significance in computer aided diagnosis.
no code implementations • 23 Nov 2019 • Chaowei Fang, Guanbin Li, Xiaoguang Han, Yizhou Yu
It further recurrently exploits the reconstructed results and intermediate features of a sequence of preceding frames to improve the initial super-resolution of the current frame by modelling the coherence of structural facial features across frames.
no code implementations • ICCV 2015 • Chaowei Fang, Zicheng Liao, Yizhou Yu
We introduce a new multi-dimensional nonlinear embedding -- Piecewise Flat Embedding (PFE) -- for image segmentation.