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Related papers: AUCSeg: AUC-oriented Pixel-level Long-tail Semanti…

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Data in real-world object detection often exhibits the long-tailed distribution. Existing solutions tackle this problem by mitigating the competition between the head and tail categories. However, due to the scarcity of training samples,…

Computer Vision and Pattern Recognition · Computer Science 2022-10-12 Bo Li , Yongqiang Yao , Jingru Tan , Xin Lu , Fengwei Yu , Ye Luo , Jianwei Lu

Stochastic Gradient Descent has been widely studied with classification accuracy as a performance measure. However, these stochastic algorithms cannot be directly used when non-decomposable pairwise performance measures are used such as…

Machine Learning · Statistics 2020-12-07 Soham Dan , Dushyant Sahoo

Stochastic optimization of the Area Under the Precision-Recall Curve (AUPRC) is a crucial problem for machine learning. Although various algorithms have been extensively studied for AUPRC optimization, the generalization is only guaranteed…

Machine Learning · Computer Science 2022-09-28 Peisong Wen , Qianqian Xu , Zhiyong Yang , Yuan He , Qingming Huang

Semantic segmentation is a challenging task in the absence of densely labelled data. Only relying on class activation maps (CAM) with image-level labels provides deficient segmentation supervision. Prior works thus consider pre-trained…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Lian Xu , Wanli Ouyang , Mohammed Bennamoun , Farid Boussaid , Ferdous Sohel , Dan Xu

The predictive quality of machine learning models is typically measured in terms of their (approximate) expected prediction error or the so-called Area Under the Curve (AUC) for a particular data distribution. However, when the models are…

Machine Learning · Computer Science 2018-02-08 Hiva Ghanbari , Katya Scheinberg

The area under the receiver-operating characteristic curve (AUC) has become a popular index not only for measuring the overall prediction capacity of a marker but also the association strength between continuous and binary variables. In the…

Semantic segmentation is fundamental to vision systems requiring pixel-level scene understanding, yet deploying it on resource-constrained devices demands efficient architectures. Although existing methods achieve real-time inference…

Computer Vision and Pattern Recognition · Computer Science 2025-08-13 Shi-Chen Zhang , Yunheng Li , Yu-Huan Wu , Qibin Hou , Ming-Ming Cheng

In clinical practice, regions of interest in medical imaging often need to be identified through a process of precise image segmentation. The quality of this image segmentation step critically affects the subsequent clinical assessment of…

Image and Video Processing · Electrical Eng. & Systems 2021-03-23 João B. S. Carvalho , João A. Santinha , Đorđe Miladinović , Joachim M. Buhmann

Automatic tissue segmentation of fetal brain images is essential for the quantitative analysis of prenatal neurodevelopment. However, producing voxel-level annotations of fetal brain imaging is time-consuming and expensive. To reduce…

Image and Video Processing · Electrical Eng. & Systems 2023-10-24 Zihang Xu , Haifan Gong , Xiang Wan , Haofeng Li

A central challenge for the task of semantic segmentation is the prohibitive cost of obtaining dense pixel-level annotations to supervise model training. In this work, we show that in order to achieve a good level of segmentation…

Computer Vision and Pattern Recognition · Computer Science 2021-04-16 Gyungin Shin , Weidi Xie , Samuel Albanie

Recognizing multiple labels of images is a fundamental but challenging task in computer vision, and remarkable progress has been attained by localizing semantic-aware image regions and predicting their labels with deep convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2017-12-21 Tianshui Chen , Zhouxia Wang , Guanbin Li , Liang Lin

Semantic segmentation is an important and popular research area in computer vision that focuses on classifying pixels in an image based on their semantics. However, supervised deep learning requires large amounts of data to train models and…

Computer Vision and Pattern Recognition · Computer Science 2025-03-19 Lingyan Ran , Yali Li , Guoqiang Liang , Yanning Zhang

We present two practical improvement techniques for unsupervised segmentation learning. These techniques address limitations in the resolution and accuracy of predicted segmentation maps of recent state-of-the-art methods. Firstly, we…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Alp Eren Sari , Francesco Locatello , Paolo Favaro

Semantic segmentation is a fundamental task in computer vision that involves dense pixel-wise classification for scene understanding. Despite significant progress, achieving high accuracy while maintaining real-time performance remains a…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Abhinav Sagar

In this work, we tackle the challenging problem of long-tailed image recognition. Previous long-tailed recognition approaches mainly focus on data augmentation or re-balancing strategies for the tail classes to give them more attention…

Computer Vision and Pattern Recognition · Computer Science 2023-09-15 Weide Liu , Zhonghua Wu , Yiming Wang , Henghui Ding , Fayao Liu , Jie Lin , Guosheng Lin

Remote sensing (RS) involves the acquisition of data about objects or areas from a distance, primarily to monitor environmental changes, manage resources, and support planning and disaster response. A significant challenge in RS…

Computer Vision and Pattern Recognition · Computer Science 2024-11-15 Hui Ye , Haodong Chen , Xiaoming Chen , Vera Chung

Deep Convolutional Neural Networks (DCNN) has shown excellent performance in a variety of machine learning tasks. This manuscript presents Deep Convolutional Neural Fields (DeepCNF), a combination of DCNN with Conditional Random Field…

Machine Learning · Statistics 2015-11-23 Sheng Wang , Siqi Sun , Jinbo Xu

Domain adaptive semantic segmentation aims to learn a model with the supervision of source domain data, and produce satisfactory dense predictions on unlabeled target domain. One popular solution to this challenging task is self-training,…

Computer Vision and Pattern Recognition · Computer Science 2022-03-21 Ruihuang Li , Shuai Li , Chenhang He , Yabin Zhang , Xu Jia , Lei Zhang

Accurate segmentation of the pelvic CTs is crucial for the clinical diagnosis of pelvic bone diseases and for planning patient-specific hip surgeries. With the emergence and advancements of deep learning for digital healthcare, several…

Image and Video Processing · Electrical Eng. & Systems 2021-01-28 Prabhakara Subramanya Jois , Aniketh Manjunath , Thomas Fevens

Learning semantic segmentation models under image-level supervision is far more challenging than under fully supervised setting. Without knowing the exact pixel-label correspondence, most weakly-supervised methods rely on external models to…

Computer Vision and Pattern Recognition · Computer Science 2018-10-17 Zi-Yi Ke , Chiou-Ting Hsu
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