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相关论文: Region Mutual Information Loss for Semantic Segmen…

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Recent advancements in deep neural networks have significantly enhanced the performance of semantic segmentation. However, class imbalance and instance imbalance remain persistent challenges, where smaller instances and thin boundaries are…

计算机视觉与模式识别 · 计算机科学 2025-05-29 Renhao Lu

The scarcity of labeled data often impedes the application of deep learning to the segmentation of medical images. Semi-supervised learning seeks to overcome this limitation by exploiting unlabeled examples in the learning process. In this…

计算机视觉与模式识别 · 计算机科学 2021-06-25 Jizong Peng , Marco Pedersoli , Christian Desrosiers

Most semantic segmentation models treat semantic segmentation as a pixel-wise classification task and use a pixel-wise classification error as their optimization criterions. However, the pixel-wise error ignores the strong dependencies…

计算机视觉与模式识别 · 计算机科学 2019-10-22 Shuai Zhao , Boxi Wu , Wenqing Chu , Yao Hu , Deng Cai

Masked Image Modeling (MIM) has emerged as a promising method for deriving visual representations from unlabeled image data by predicting missing pixels from masked portions of images. It excels in region-aware learning and provides strong…

计算机视觉与模式识别 · 计算机科学 2024-07-23 Yibing Wei , Abhinav Gupta , Pedro Morgado

We propose a novel locally adaptive learning estimator for enhancing the inter- and intra- discriminative capabilities of Deep Neural Networks, which can be used as improved loss layer for semantic image segmentation tasks. Most loss layers…

计算机视觉与模式识别 · 计算机科学 2018-04-17 Jinjiang Guo , Pengyuan Ren , Aiguo Gu , Jian Xu , Weixin Wu

Weakly supervised semantic segmentation with only image-level labels saves large human effort to annotate pixel-level labels. Cutting-edge approaches rely on various innovative constraints and heuristic rules to generate the masks for every…

计算机视觉与模式识别 · 计算机科学 2020-01-31 Junsong Fan , Zhaoxiang Zhang , Tieniu Tan , Chunfeng Song , Jun Xiao

Referring Image Segmentation (RIS) aims to segment the object in an image uniquely referred to by a natural language expression. However, RIS training often contains hard-to-align and instance-specific visual signals; optimizing on such…

计算机视觉与模式识别 · 计算机科学 2026-03-12 Tongfei Chen , Shuo Yang , Yuguang Yang , Linlin Yang , Runtang Guo , Changbai Li , He Long , Chunyu Xie , Dawei Leng , Baochang Zhang

We propose Region-wise (RW) loss for biomedical image segmentation. Region-wise loss is versatile, can simultaneously account for class imbalance and pixel importance, and it can be easily implemented as the pixel-wise multiplication…

图像与视频处理 · 电气工程与系统科学 2022-03-30 Juan Miguel Valverde , Jussi Tohka

Mutual information (MI) is a general measure of statistical dependence with widespread application across the sciences. However, estimating MI between multi-dimensional variables is challenging because the number of samples necessary to…

定量方法 · 定量生物学 2025-03-06 Gokul Gowri , Xiao-Kang Lun , Allon M. Klein , Peng Yin

The Maximum Mutual Information (MMI) criterion is different from the Least Error Rate (LER) criterion. It can reduce failing to report small probability events. This paper introduces the Channels Matching (CM) algorithm for the MMI…

机器学习 · 计算机科学 2019-01-30 Chenguang Lu

The application of information theory in medical imaging, particularly in magnetic resonance imaging (MRI), offers powerful quantitative tools for analyzing structural differences in brain tissues. This study utilizes mutual information…

医学物理 · 物理学 2025-05-13 Mazaher Kabiri , Shahd Qasem Mahd Tarman

Multimodal image alignment is the process of finding spatial correspondences between images formed by different imaging techniques or under different conditions, to facilitate heterogeneous data fusion and correlative analysis. The…

计算机视觉与模式识别 · 计算机科学 2022-07-01 Johan Öfverstedt , Joakim Lindblad , Nataša Sladoje

This paper studies the context aggregation problem in semantic image segmentation. The existing researches focus on improving the pixel representations by aggregating the contextual information within individual images. Though impressive,…

计算机视觉与模式识别 · 计算机科学 2021-08-27 Zhenchao Jin , Tao Gong , Dongdong Yu , Qi Chu , Jian Wang , Changhu Wang , Jie Shao

Multimodal Large Language Models (MLLMs) have achieved impressive results on vision-language benchmarks, yet it remains unclear whether these benchmarks assess genuine global reasoning or allow success via localized visual cues. Existing…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Amit Agarwal , Hitesh Laxmichand Patel , Srikant Panda , Hansa Meghwani , Jyotika Singh , Karan Dua , Paul Li , Tao Sheng , Sujith Ravi , Dan Roth

Semantic segmentation is one of the key tasks in computer vision, which is to assign a category label to each pixel in an image. Despite significant progress achieved recently, most existing methods still suffer from two challenging issues:…

计算机视觉与模式识别 · 计算机科学 2022-09-08 Jianlong Yuan , Zelu Deng , Shu Wang , Zhenbo Luo

Unsupervised semantic segmentation requires assigning a label to every pixel without any human annotations. Despite recent advances in self-supervised representation learning for individual images, unsupervised semantic segmentation with…

计算机视觉与模式识别 · 计算机科学 2022-07-27 Wenbin He , William Surmeier , Arvind Kumar Shekar , Liang Gou , Liu Ren

Open-vocabulary semantic segmentation (OVS) aims to segment images of arbitrary categories specified by class labels or captions. However, most previous best-performing methods, whether pixel grouping methods or region recognition methods,…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Yuan Wang , Rui Sun , Naisong Luo , Yuwen Pan , Tianzhu Zhang

Hyperspectral images (HIS) classification is a high technical remote sensing tool. The goal is to reproduce a thematic map that will be compared with a reference ground truth map (GT), constructed by expecting the region. The HIS contains…

计算机视觉与模式识别 · 计算机科学 2022-11-18 ELkebir Sarhrouni , Ahmed Hammouch , Driss Aboutajdine

Referring image segmentation (RIS) aims to segment a particular region based on a language expression prompt. Existing methods incorporate linguistic features into visual features and obtain multi-modal features for mask decoding. However,…

计算机视觉与模式识别 · 计算机科学 2024-05-22 Mengxi Zhang , Yiming Liu , Xiangjun Yin , Huanjing Yue , Jingyu Yang

Semantic segmentation is the task of assigning a class-label to each pixel in an image. We propose a region-based semantic segmentation framework which handles both full and weak supervision, and addresses three common problems: (1) Objects…

计算机视觉与模式识别 · 计算机科学 2018-11-21 Holger Caesar , Jasper Uijlings , Vittorio Ferrari
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