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Augmentation-based self-supervised learning methods have shown remarkable success in self-supervised visual representation learning, excelling in learning invariant features but often neglecting equivariant ones. This limitation reduces the…

计算机视觉与模式识别 · 计算机科学 2024-12-05 Qin Wang , Kai Krajsek , Hanno Scharr

Training a classifier with high mean accuracy from a manifold-distributed dataset can be challenging. This problem is compounded further when there are only few labels available for training. For transfer learning to work, both the source…

机器学习 · 计算机科学 2024-08-15 Sayed W Qayyumi , Laureance F Park , Oliver Obst

Due to the high cost of manual annotation, learning directly from the web has attracted broad attention. One issue that limits their performance is the problem of visual polysemy. To address this issue, we present an adaptive multi-model…

信息检索 · 计算机科学 2019-05-28 Yazhou Yao , Zeren Sun , Fumin Shen , Li Liu , Limin Wang , Fan Zhu , Lizhong Ding , Gangshan Wu , Ling Shao

Image segmentation is a fundamental problem in biomedical image analysis. Recent advances in deep learning have achieved promising results on many biomedical image segmentation benchmarks. However, due to large variations in biomedical…

计算机视觉与模式识别 · 计算机科学 2017-06-16 Lin Yang , Yizhe Zhang , Jianxu Chen , Siyuan Zhang , Danny Z. Chen

Manifold learning aims to discover and represent low-dimensional structures underlying high-dimensional data while preserving critical topological and geometric properties. Existing methods often fail to capture local details with global…

机器学习 · 计算机科学 2025-05-08 Ren Wang , Pengcheng Zhou

Multi-modal medical image segmentation plays an essential role in clinical diagnosis. It remains challenging as the input modalities are often not well-aligned spatially. Existing learning-based methods mainly consider sharing trainable…

计算机视觉与模式识别 · 计算机科学 2021-01-06 Jingkun Chen , Wenqi Li , Hongwei Li , Jianguo Zhang

Recently, diffusion models were applied to a wide range of image analysis tasks. We build on a method for image-to-image translation using denoising diffusion implicit models and include a regression problem and a segmentation problem for…

计算机视觉与模式识别 · 计算机科学 2022-04-07 Julia Wolleb , Robin Sandkühler , Florentin Bieder , Philippe C. Cattin

Diffusion maps are an emerging data-driven technique for non-linear dimensionality reduction, which are especially useful for the analysis of coherent structures and nonlinear embeddings of dynamical systems. However, the computational…

机器学习 · 统计学 2018-02-27 N. Benjamin Erichson , Lionel Mathelin , Steven L. Brunton , J. Nathan Kutz

Image reconstruction plays a critical role in the implementation of all contemporary imaging modalities across the physical and life sciences including optical, MRI, CT, PET, and radio astronomy. During an image acquisition, the sensor…

计算机视觉与模式识别 · 计算机科学 2018-04-18 Bo Zhu , Jeremiah Z. Liu , Bruce R. Rosen , Matthew S. Rosen

Counting objects in crowded scenes remains a challenge to computer vision. The current deep learning based approach often formulate it as a Gaussian density regression problem. Such a brute-force regression, though effective, may not…

计算机视觉与模式识别 · 计算机科学 2023-11-09 Yuehai Chen , Jing Yang , Badong Chen , Hua Gang , Shaoyi Du

This paper aims to count arbitrary objects in images. The leading counting approaches start from point annotations per object from which they construct density maps. Then, their training objective transforms input images to density maps…

计算机视觉与模式识别 · 计算机科学 2019-08-07 Zenglin Shi , Pascal Mettes , Cees G. M. Snoek

Medical image segmentation is crucial for accurate clinical diagnoses, yet it faces challenges such as low contrast between lesions and normal tissues, unclear boundaries, and high variability across patients. Deep learning has improved…

图像与视频处理 · 电气工程与系统科学 2024-12-09 Houze Liu , Tong Zhou , Yanlin Xiang , Aoran Shen , Jiacheng Hu , Junliang Du

Disentangled representation learning has been proposed as an approach to learning general representations even in the absence of, or with limited, supervision. A good general representation can be fine-tuned for new target tasks using…

计算机视觉与模式识别 · 计算机科学 2022-08-01 Xiao Liu , Pedro Sanchez , Spyridon Thermos , Alison Q. O'Neil , Sotirios A. Tsaftaris

Deep learning has achieved widespread success in medical image analysis, leading to an increasing demand for large-scale expert-annotated medical image datasets. Yet, the high cost of annotating medical images severely hampers the…

计算机视觉与模式识别 · 计算机科学 2024-03-14 Haoran Wang , Qiuye Jin , Shiman Li , Siyu Liu , Manning Wang , Zhijian Song

Instance segmentation is a computer vision task where separate objects in an image are detected and segmented. State-of-the-art deep neural network models require large amounts of labeled data in order to perform well in this task. Making…

计算机视觉与模式识别 · 计算机科学 2022-02-21 Tuomas Sormunen , Arttu Lämsä , Miguel Bordallo Lopez

Document image dewarping remains a challenging task in the deep learning era. While existing methods have improved by leveraging text line awareness, they typically focus only on a single horizontal dimension. In this paper, we propose a…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Heng Li , Xiangping Wu , Qingcai Chen

Imitation learning enables robots to learn and replicate human behavior from training data. Recent advances in machine learning enable end-to-end learning approaches that directly process high-dimensional observation data, such as images.…

机器人学 · 计算机科学 2024-01-22 Koki Yamane , Sho Sakaino , Toshiaki Tsuji

This paper introduces a network for volumetric segmentation that learns from sparsely annotated volumetric images. We outline two attractive use cases of this method: (1) In a semi-automated setup, the user annotates some slices in the…

计算机视觉与模式识别 · 计算机科学 2016-06-22 Özgün Çiçek , Ahmed Abdulkadir , Soeren S. Lienkamp , Thomas Brox , Olaf Ronneberger

Nuclei segmentation is a fundamental but challenging task in the quantitative analysis of histopathology images. Although fully-supervised deep learning-based methods have made significant progress, a large number of labeled images are…

图像与视频处理 · 电气工程与系统科学 2024-01-22 Xinyi Yu , Guanbin Li , Wei Lou , Siqi Liu , Xiang Wan , Yan Chen , Haofeng Li

Automatic medical image segmentation plays a critical role in scientific research and medical care. Existing high-performance deep learning methods typically rely on large training datasets with high-quality manual annotations, which are…

图像与视频处理 · 电气工程与系统科学 2021-11-17 Shanshan Wang , Cheng Li , Rongpin Wang , Zaiyi Liu , Meiyun Wang , Hongna Tan , Yaping Wu , Xinfeng Liu , Hui Sun , Rui Yang , Xin Liu , Jie Chen , Huihui Zhou , Ismail Ben Ayed , Hairong Zheng