no code implementations • 4 Apr 2025 • Sheng Lian, Dengfeng Pan, Jianlong Cai, Guang-Yong Chen, Zhun Zhong, Zhiming Luo, Shen Zhao, Shuo Li
Accurate lumbar spine segmentation is crucial for diagnosing spinal disorders.
no code implementations • 22 Dec 2024 • Yuhang Gan, Wenjie Xuan, Zhiming Luo, Lei Fang, Zengmao Wang, Juhua Liu, Bo Du
Thus, these methods primarily emphasize the difference-aware features between bi-temporal images and neglect the semantic understanding of the changed landscapes, which undermines the accuracy in the presence of noise and illumination variations.
1 code implementation • 29 Aug 2024 • Yongcun Zhang, Jiajun Xu, Yina He, Shaozi Li, Zhiming Luo, Huangwei Lei
We propose a novel fully automated Weakly Supervised method using Vision transformer and Multiple instance learning WSVM for tongue extraction and tooth-marked tongue recognition.
1 code implementation • 13 Aug 2024 • Yina He, Lei Peng, Yongcun Zhang, Juanjuan Weng, Zhiming Luo, Shaozi Li
Current out-of-distribution (OOD) detection methods typically assume balanced in-distribution (ID) data, while most real-world data follow a long-tailed distribution.
Out-of-Distribution Detection
Out of Distribution (OOD) Detection
no code implementations • 12 Aug 2024 • Kejia Zhang, Juanjuan Weng, Zhiming Luo, Shaozi Li
Despite the significant advances that deep neural networks (DNNs) have achieved in various visual tasks, they still exhibit vulnerability to adversarial examples, leading to serious security concerns.
no code implementations • 4 Jul 2024 • Kejia Zhang, Juanjuan Weng, Yuanzheng Cai, Zhiming Luo, Shaozi Li
Ensuring the robustness of deep neural networks against adversarial attacks remains a fundamental challenge in computer vision.
no code implementations • 17 Jun 2024 • Kejia Zhang, Juanjuan Weng, Junwei Wu, Guoqing Yang, Shaozi Li, Zhiming Luo
Furthermore, we argue that harmonizing feature maps via graph and employing graph convolution can calibrate contaminated features.
no code implementations • 10 May 2024 • Juanjuan Weng, Zhiming Luo, Shaozi Li
This paper aims to enhance the transferability of adversarial samples in targeted attacks, where attack success rates remain comparatively low.
1 code implementation • 6 May 2024 • Juanjuan Weng, Zhiming Luo, Shaozi Li
In the meta-train step, we leverage the low-frequency components of adversarial samples to boost the transferability of attacks against defense models.
no code implementations • 19 Mar 2024 • Yingxin Lai, Guoqing Yang Yifan He, Zhiming Luo, Shaozi Li
To solve this problem, we proposed a novel framework Selective Domain-Invariant Feature (SDIF), which reduces the sensitivity to face forgery by fusing content features and styles.
no code implementations • 18 Jan 2024 • Yunpeng Gong, Zhun Zhong, Yansong Qu, Zhiming Luo, Rongrong Ji, Min Jiang
For instance, infrared images are typically grayscale, unlike visible images that contain color information.
1 code implementation • 7 Dec 2023 • Guoqing Yang, Zhiming Luo, Jianzhe Gao, Yingxin Lai, Kun Yang, Yifan He, Shaozi Li
Human behavior anomaly detection aims to identify unusual human actions, playing a crucial role in intelligent surveillance and other areas.
1 code implementation • 11 Sep 2023 • Haoke Xiao, Lv Tang, Bo Li, Zhiming Luo, Shaozi Li
Despite recent advancements in deep learning models, these models still rely on training with well-annotated CoSOD datasets.
1 code implementation • 1 Aug 2023 • Fan Sun, Zhiming Luo, Shaozi Li
However, current losses for medical image segmentation mainly focus on overall segmentation results, with fewer losses proposed to guide boundary segmentation.
1 code implementation • 29 Jun 2023 • Yingxin Lai, Zhiming Luo, Zitong Yu
The rapid advancements in computer vision have stimulated remarkable progress in face forgery techniques, capturing the dedicated attention of researchers committed to detecting forgeries and precisely localizing manipulated areas.
no code implementations • 20 Jun 2023 • Juanjuan Weng, Zhiming Luo, Dazhen Lin, Shaozi Li
Furthermore, we conduct a comprehensive evaluation of different loss functions within consistent training frameworks, including noise-based and generator-based.
1 code implementation • 2 May 2023 • Juanjuan Weng, Zhiming Luo, Dazhen Lin, Shaozi Li, Zhun Zhong
Recent research has shown that Deep Neural Networks (DNNs) are highly vulnerable to adversarial samples, which are highly transferable and can be used to attack other unknown black-box models.
2 code implementations • 7 Mar 2023 • Juanjuan Weng, Zhiming Luo, Zhun Zhong, Shaozi Li, Nicu Sebe
In this work, we provide a comprehensive investigation of the CE loss function and find that the logit margin between the targeted and untargeted classes will quickly obtain saturation in CE, which largely limits the transferability.
1 code implementation • IEEE Transactions on Image Processing (TIP) 2022 • Jinliang Lin, Zhedong Zheng, Zhun Zhong, Zhiming Luo, Shaozi Li, Yi Yang, Nicu Sebe
Inspired by the human visual system for mining local patterns, we propose a new framework called RK-Net to jointly learn the discriminative Representation and detect salient Keypoints with a single Network.
Ranked #2 on
Drone navigation
on University-1652
no code implementations • 5 Mar 2022 • Fengxiang Yang, Zhun Zhong, Zhiming Luo, Shaozi Li, Nicu Sebe
During local training, the DFS are used to synthesize novel domain statistics with the proposed domain hallucinating, which is achieved by re-weighting DFS with random weights.
no code implementations • 3 Mar 2022 • Yongguo Ling, Zhun Zhong, Donglin Cao, Zhiming Luo, Yaojin Lin, Shaozi Li, Nicu Sebe
In this manner, the model will focus on reducing the inter-modality discrepancy while paying less attention to intra-identity variations, leading to a more effective modality alignment.
1 code implementation • CVPR 2021 • Zhun Zhong, Enrico Fini, Subhankar Roy, Zhiming Luo, Elisa Ricci, Nicu Sebe
In this paper, we address Novel Class Discovery (NCD), the task of unveiling new classes in a set of unlabeled samples given a labeled dataset with known classes.
1 code implementation • 7 Jun 2021 • Yuyang Zhao, Zhun Zhong, Zhiming Luo, Gim Hee Lee, Nicu Sebe
Second, CPSS can reduce the influence of noisy pseudo-labels and also avoid the model overfitting to the target domain during self-supervised learning, consistently boosting the performance on the target and open domains.
1 code implementation • CVPR 2021 • Fengxiang Yang, Zhun Zhong, Zhiming Luo, Yuanzheng Cai, Yaojin Lin, Shaozi Li, Nicu Sebe
This paper considers the problem of unsupervised person re-identification (re-ID), which aims to learn discriminative models with unlabeled data.
1 code implementation • CVPR 2021 • Yuyang Zhao, Zhun Zhong, Fengxiang Yang, Zhiming Luo, Yaojin Lin, Shaozi Li, Nicu Sebe
In this paper, we study the problem of multi-source domain generalization in ReID, which aims to learn a model that can perform well on unseen domains with only several labeled source domains.
no code implementations • CVPR 2021 • Zhun Zhong, Linchao Zhu, Zhiming Luo, Shaozi Li, Yi Yang, Nicu Sebe
In this paper, we tackle the problem of discovering new classes in unlabeled visual data given labeled data from disjoint classes.
1 code implementation • 3 Dec 2019 • Fengxiang Yang, Ke Li, Zhun Zhong, Zhiming Luo, Xing Sun, Hao Cheng, Xiaowei Guo, Feiyue Huang, Rongrong Ji, Shaozi Li
This procedure encourages that the selected training samples can be both clean and miscellaneous, and that the two models can promote each other iteratively.
Ranked #10 on
Unsupervised Domain Adaptation
on Market to Duke
no code implementations • 1 Aug 2019 • Zhun Zhong, Liang Zheng, Zhiming Luo, Shaozi Li, Yi Yang
This work considers the problem of unsupervised domain adaptation in person re-identification (re-ID), which aims to transfer knowledge from the source domain to the target domain.
Ranked #8 on
Unsupervised Domain Adaptation
on Market to MSMT
2 code implementations • CVPR 2019 • Zhun Zhong, Liang Zheng, Zhiming Luo, Shaozi Li, Yi Yang
To achieve this goal, an exemplar memory is introduced to store features of the target domain and accommodate the three invariance properties.
Domain Adaptive Person Re-Identification
Person Re-Identification
+1
1 code implementation • 5 Nov 2018 • Fengxiang Yang, Zhun Zhong, Zhiming Luo, Sheng Lian, Shaozi Li
For training of deep re-ID model, we divide it into three steps: 1) pre-training a coarse re-ID model by using virtual data; 2) collaborative filtering based positive pair mining from the real data; and 3) fine-tuning of the coarse re-ID model by leveraging the mined positive pairs and virtual data.
2 code implementations • CVPR 2017 • Zhiming Luo, Akshaya Mishra, Andrew Achkar, Justin Eichel, Shaozi Li, Pierre-Marc Jodoin
Saliency detection aims to highlight the most relevant objects in an image.
Ranked #2 on
RGB Salient Object Detection
on UCF
no code implementations • 24 May 2017 • Clement Zotti, Zhiming Luo, Alain Lalande, Olivier Humbert, Pierre-Marc Jodoin
In this paper, we propose a fully automatic MRI cardiac segmentation method based on a novel deep convolutional neural network (CNN) designed for the 2017 ACDC MICCAI challenge.