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Deep neural networks are powerful tools for biomedical image segmentation. These models are often trained with heavy supervision, relying on pairs of images and corresponding voxel-level labels. However, obtaining segmentations of…

图像与视频处理 · 电气工程与系统科学 2020-04-30 Evan M. Yu , Juan Eugenio Iglesias , Adrian V. Dalca , Mert R. Sabuncu

Semantic segmentation labels are expensive and time consuming to acquire. Hence, pretraining is commonly used to improve the label-efficiency of segmentation models. Typically, the encoder of a segmentation model is pretrained as a…

计算机视觉与模式识别 · 计算机科学 2022-05-24 Emmanuel Brempong Asiedu , Simon Kornblith , Ting Chen , Niki Parmar , Matthias Minderer , Mohammad Norouzi

State-of-the-art approaches toward image restoration can be classified into model-based and learning-based. The former - best represented by sparse coding techniques - strive to exploit intrinsic prior knowledge about the unknown…

图像与视频处理 · 电气工程与系统科学 2018-11-29 Fangfang Wu , Weisheng Dong , Guangming Shi , Xin Li

Recently, self-supervised learning (SSL) methods have been used in pre-training the segmentation models for 2D and 3D medical images. Most of these methods are based on reconstruction, contrastive learning and consistency regularization.…

计算机视觉与模式识别 · 计算机科学 2024-06-25 Haofeng Li , Yiming Ouyang , Xiang Wan

We propose a method of aligning a source image to a target image, where the transform is specified by a dense vector field. The two images are encoded as feature hierarchies by siamese convolutional nets. Then a hierarchy of aligner modules…

计算机视觉与模式识别 · 计算机科学 2019-04-05 Eric Mitchell , Stefan Keselj , Sergiy Popovych , Davit Buniatyan , H. Sebastian Seung

Semantic segmentation algorithms that can robustly segment objects across multiple camera viewpoints are crucial for assuring navigation and safety in emerging applications such as autonomous driving. Existing algorithms treat each image in…

计算机视觉与模式识别 · 计算机科学 2019-10-04 Brigit Schroeder , Hanlin Tang , Alexandre Alahi

The accurate segmentation of medical images is a crucial step in obtaining reliable morphological statistics. However, training a deep neural network for this task requires a large amount of labeled data to ensure high-accuracy results. To…

图像与视频处理 · 电气工程与系统科学 2023-07-04 Xianjun Han , Qianqian Chen , Zhaoyang Xie , Xuejun Li , Hongyu Yang

This paper emphasizes the significance to jointly exploit the problem structure and the parameter structure, in the context of deep modeling. As a specific and interesting example, we describe the deep double sparsity encoder (DDSE), which…

机器学习 · 计算机科学 2016-10-04 Zhangyang Wang , Thomas S. Huang

Medical image segmentation, or computing voxelwise semantic masks, is a fundamental yet challenging task to compute a voxel-level semantic mask. To increase the ability of encoder-decoder neural networks to perform this task across large…

计算机视觉与模式识别 · 计算机科学 2021-11-10 Ho Hin Lee , Yucheng Tang , Qi Yang , Xin Yu , Shunxing Bao , Leon Y. Cai , Lucas W. Remedios , Bennett A. Landman , Yuankai Huo

Medical image segmentation is crucial for the development of computer-aided diagnostic and therapeutic systems, but still faces numerous difficulties. In recent years, the commonly used encoder-decoder architecture based on CNNs has been…

计算机视觉与模式识别 · 计算机科学 2023-04-25 Davoud Saadati , Omid Nejati Manzari , Sattar Mirzakuchaki

With the development of multimodality and large language models, the deep learning-based technique for medical image captioning holds the potential to offer valuable diagnostic recommendations. However, current generic text and image…

计算机视觉与模式识别 · 计算机科学 2024-01-02 Zhenyu Zhang , Benlu Wang , Weijie Liang , Yizhi Li , Xuechen Guo , Guanhong Wang , Shiyan Li , Gaoang Wang

Semantic segmentation is pixel-wise classification which retains critical spatial information. The "feature map reuse" has been commonly adopted in CNN based approaches to take advantage of feature maps in the early layers for the later…

计算机视觉与模式识别 · 计算机科学 2019-05-23 Mingmin Zhen , Jinglu Wang , Lei Zhou , Tian Fang , Long Quan

Statistical shape modeling (SSM) is an enabling quantitative tool to study anatomical shapes in various medical applications. However, directly using 3D images in these applications still has a long way to go. Recent deep learning methods…

计算机视觉与模式识别 · 计算机科学 2023-10-04 Abu Zahid Bin Aziz , Jadie Adams , Shireen Elhabian

Learning implicit templates as neural fields has recently shown impressive performance in unsupervised shape correspondence. Despite the success, we observe current approaches, which solely rely on geometric information, often learn…

计算机视觉与模式识别 · 计算机科学 2023-08-24 Sihyeon Kim , Minseok Joo , Jaewon Lee , Juyeon Ko , Juhan Cha , Hyunwoo J. Kim

Deep convolutional neural networks (CNN) proved to be highly accurate to perform anatomical segmentation of medical images. However, some of the most popular CNN architectures for image segmentation still rely on post-processing strategies…

图像与视频处理 · 电气工程与系统科学 2019-06-07 Agostina J. Larrazabal , Cesar Martinez , Enzo Ferrante

In this paper, we propose a novel semantic-aided image communication framework for supporting the compatibility with practical separation-based coding architectures. Particularly, the deep learning (DL)-based joint source-channel coding…

信息论 · 计算机科学 2025-05-01 Mingkai Xu , Yongpeng Wu , Yuxuan Shi , Xiang-Gen Xia , Merouane Debbah , Wenjun Zhang , Ping Zhang

Deep neural networks (DNNs) have been quite successful in solving many complex learning problems. However, DNNs tend to have a large number of learning parameters, leading to a large memory and computation requirement. In this paper, we…

机器学习 · 计算机科学 2019-05-21 Sangkyun Lee , Jeonghyun Lee

Deep learning empowers the mainstream medical image segmentation methods. Nevertheless current deep segmentation approaches are not capable of efficiently and effectively adapting and updating the trained models when new incremental…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Zhanghexuan Ji , Dazhou Guo , Puyang Wang , Ke Yan , Le Lu , Minfeng Xu , Jingren Zhou , Qifeng Wang , Jia Ge , Mingchen Gao , Xianghua Ye , Dakai Jin

Learning similarity is a key aspect in medical image analysis, particularly in recommendation systems or in uncovering the interpretation of anatomical data in images. Most existing methods learn such similarities in the embedding space…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Sukesh Adiga , Jose Dolz , Herve Lombaert

In current biological and medical research, statistical shape modeling (SSM) provides an essential framework for the characterization of anatomy/morphology. Such analysis is often driven by the identification of a relatively small number of…

计算机视觉与模式识别 · 计算机科学 2021-11-16 Riddhish Bhalodia , Shireen Elhabian , Ladislav Kavan , Ross Whitaker