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相关论文: Dual Meta-Learning with Longitudinally Generalized…

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Despite the recent success of deep neural networks, it remains challenging to effectively model the long-tail class distribution in visual recognition tasks. To address this problem, we first investigate the performance bottleneck of the…

计算机视觉与模式识别 · 计算机科学 2021-03-31 Songyang Zhang , Zeming Li , Shipeng Yan , Xuming He , Jian Sun

In this paper, our goal is to design a simple learning paradigm for long-tail visual recognition, which not only improves the robustness of the feature extractor but also alleviates the bias of the classifier towards head classes while…

计算机视觉与模式识别 · 计算机科学 2023-05-16 Fei Du , Peng Yang , Qi Jia , Fengtao Nan , Xiaoting Chen , Yun Yang

Video summarization aims to select representative frames to retain high-level information, which is usually solved by predicting the segment-wise importance score via a softmax function. However, softmax function suffers in retaining…

计算机视觉与模式识别 · 计算机科学 2020-08-20 Junyan Wang , Yang Bai , Yang Long , Bingzhang Hu , Zhenhua Chai , Yu Guan , Xiaolin Wei

Deep neural networks often degrade significantly when training data suffer from class imbalance problems. Existing approaches, e.g., re-sampling and re-weighting, commonly address this issue by rearranging the label distribution of training…

计算机视觉与模式识别 · 计算机科学 2020-08-11 Renzhen Wang , Kaiqin Hu , Yanwen Zhu , Jun Shu , Qian Zhao , Deyu Meng

Deep learning usually achieves the best results with complete supervision. In the case of semantic segmentation, this means that large amounts of pixelwise annotations are required to learn accurate models. In this paper, we show that we…

计算机视觉与模式识别 · 计算机科学 2020-05-07 Yi Zhu , Zhongyue Zhang , Chongruo Wu , Zhi Zhang , Tong He , Hang Zhang , R. Manmatha , Mu Li , Alexander Smola

Many segmentation tasks for biomedical images can be modeled as the minimization of an energy function and solved by a class of max-flow and min-cut optimization algorithms. However, the segmentation accuracy is sensitive to the contrasting…

计算机视觉与模式识别 · 计算机科学 2021-09-03 Yan Shen , Zhanghexuan Ji , Mingchen Gao

Rehearsal, seeking to remind the model by storing old knowledge in lifelong learning, is one of the most effective ways to mitigate catastrophic forgetting, i.e., biased forgetting of previous knowledge when moving to new tasks. However,…

机器学习 · 计算机科学 2020-12-15 Fan Lyu , Shuai Wang , Wei Feng , Zihan Ye , Fuyuan Hu , Song Wang

Segmenting healthy tissue structures alongside lesions in brain Magnetic Resonance Images (MRI) remains a challenge for today's algorithms due to lesion-caused disruption of the anatomy and lack of jointly labeled training datasets, where…

图像与视频处理 · 电气工程与系统科学 2025-03-26 Meva Himmetoglu , Ilja Ciernik , Ender Konukoglu

Conventional training of deep neural networks usually requires a substantial amount of data with expensive human annotations. In this paper, we utilize the idea of meta-learning to explain two very different streams of few-shot learning,…

计算机视觉与模式识别 · 计算机科学 2022-10-13 Shaobo Lin , Xingyu Zeng , Rui Zhao

Motion artifacts caused by prolonged acquisition time are a significant challenge in Magnetic Resonance Imaging (MRI), hindering accurate tissue segmentation. These artifacts appear as blurred images that mimic tissue-like appearances,…

图像与视频处理 · 电气工程与系统科学 2024-12-06 Sunyoung Jung , Yoonseok Choi , Mohammed A. Al-masni , Minyoung Jung , Dong-Hyun Kim

Learning and adapting to new distributions or learning new tasks sequentially without forgetting the previously learned knowledge is a challenging phenomenon in continual learning models. Most of the conventional deep learning models are…

机器学习 · 计算机科学 2019-05-27 Honglin Li , Shirin Enshaeifar , Frieder Ganz , Payam Barnaghi

Meta-learning often referred to as learning-to-learn is a promising notion raised to mimic human learning by exploiting the knowledge of prior tasks but being able to adapt quickly to novel tasks. A plethora of models has emerged in this…

机器学习 · 计算机科学 2022-10-17 Jicang Cai , Saeed Vahidian , Weijia Wang , Mohsen Joneidi , Bill Lin

Nuclei segmentation is a fundamental task in digital pathology analysis and can be automated by deep learning-based methods. However, the development of such an automated method requires a large amount of data with precisely annotated masks…

计算机视觉与模式识别 · 计算机科学 2021-11-25 Jiangbo Shi , Chang Jia , Zeyu Gao , Tieliang Gong , Chunbao Wang , Chen Li

Meta-learning, or learning-to-learn, seeks to design algorithms that can utilize previous experience to rapidly learn new skills or adapt to new environments. Representation learning -- a key tool for performing meta-learning -- learns a…

机器学习 · 计算机科学 2022-01-04 Nilesh Tripuraneni , Chi Jin , Michael I. Jordan

Image normalization is a building block in medical image analysis. Conventional approaches are customarily utilized on a per-dataset basis. This strategy, however, prevents the current normalization algorithms from fully exploiting the…

机器学习 · 计算机科学 2020-10-06 Pierre-Luc Delisle , Benoit Anctil-Robitaille , Christian Desrosiers , Herve Lombaert

Medical image segmentation has been significantly advanced by deep learning (DL) techniques, though the data scarcity inherent in medical applications poses a great challenge to DL-based segmentation methods. Self-supervised learning offers…

计算机视觉与模式识别 · 计算机科学 2024-02-13 Binyan Hu , A. K. Qin

Segmenting deep brain structures from magnetic resonance images is important for patient diagnosis, surgical planning, and research. Most current state-of-the-art solutions follow a segmentation-by-registration approach, where subject MRIs…

图像与视频处理 · 电气工程与系统科学 2022-05-20 Mehri Baniasadi , Mikkel V. Petersen , Jorge Goncalves , Andreas Horn , Vanja Vlasov , Frank Hertel , Andreas Husch

Domain generalization on graphs aims to develop models with robust generalization capabilities, ensuring effective performance on the testing set despite disparities between testing and training distributions. However, existing methods…

机器学习 · 计算机科学 2024-11-21 Qin Tian , Chen Zhao , Minglai Shao , Wenjun Wang , Yujie Lin , Dong Li

Semantic segmentation networks are usually pre-trained once and not updated during deployment. As a consequence, misclassifications commonly occur if the distribution of the training data deviates from the one encountered during the robot's…

机器人学 · 计算机科学 2023-02-15 Jonas Frey , Hermann Blum , Francesco Milano , Roland Siegwart , Cesar Cadena

This study investigates continual fine-tuning strategies for deep learning in online longitudinal electroencephalography (EEG) motor imagery (MI) decoding within a causal setting involving a large user group and multiple sessions per…

机器学习 · 计算机科学 2025-02-12 Martin Wimpff , Bruno Aristimunha , Sylvain Chevallier , Bin Yang