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相关论文: Detecting Anomalies in Semantic Segmentation with …

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It is usually hard for a learning system to predict correctly on rare events that never occur in the training data, and there is no exception for segmentation algorithms. Meanwhile, manual inspection of each case to locate the failures…

计算机视觉与模式识别 · 计算机科学 2019-08-22 Fengze Liu , Yingda Xia , Dong Yang , Alan Yuille , Daguang Xu

Anomaly detection and localization is an important vision problem, having multiple applications. Effective and generic semantic segmentation of anomalous regions on various different surfaces, where most anomalous regions inherently do not…

计算机视觉与模式识别 · 计算机科学 2021-12-03 Hrishikesh Sharma , Prakhar Pradhan , Balamuralidhar P

Industrial image anomaly detection under the setting of one-class classification has significant practical value. However, most existing models struggle to extract separable feature representations when performing feature embedding and…

计算机视觉与模式识别 · 计算机科学 2023-05-02 Minghui Yang , Jing Liu , Zhiwei Yang , Zhaoyang Wu

With the rapid development of the Internet, various types of anomaly traffic are threatening network security. We consider the problem of anomaly network traffic detection and propose a three-stage anomaly detection framework using only…

机器学习 · 计算机科学 2024-03-19 Zhangxuan Dang , Yu Zheng , Xinglin Lin , Chunlei Peng , Qiuyu Chen , Xinbo Gao

Anomaly detection is an important problem that has been well-studied within diverse research areas and application domains. The aim of this survey is two-fold, firstly we present a structured and comprehensive overview of research methods…

机器学习 · 计算机科学 2019-01-24 Raghavendra Chalapathy , Sanjay Chawla

Models based on deep convolutional neural networks (CNN) have significantly improved the performance of semantic segmentation. However, learning these models requires a large amount of training images with pixel-level labels, which are very…

计算机视觉与模式识别 · 计算机科学 2018-02-05 Linwei Ye , Zhi Liu , Yang Wang

Many automated processes such as auto-piloting rely on a good semantic segmentation as a critical component. To speed up performance, it is common to downsample the input frame. However, this comes at the cost of missed small objects and…

计算机视觉与模式识别 · 计算机科学 2019-07-17 Dmitrii Marin , Zijian He , Peter Vajda , Priyam Chatterjee , Sam Tsai , Fei Yang , Yuri Boykov

Industrial visual inspection aims at detecting surface defects in products during the manufacturing process. Although existing anomaly detection models have shown great performance on many public benchmarks, their limited adjustability and…

计算机视觉与模式识别 · 计算机科学 2023-05-16 Tongkun Liu , Bing Li , Xiao Du , Bingke Jiang , Xiao Jin , Liuyi Jin , Zhuo Zhao

Anomaly detection and localization are widely used in industrial manufacturing for its efficiency and effectiveness. Anomalies are rare and hard to collect and supervised models easily over-fit to these seen anomalies with a handful of…

计算机视觉与模式识别 · 计算机科学 2023-04-19 Hui Zhang , Zuxuan Wu , Zheng Wang , Zhineng Chen , Yu-Gang Jiang

We propose a technique to train semantic part-based models of object classes from Google Images. Our models encompass the appearance of parts and their spatial arrangement on the object, specific to each viewpoint. We learn these rich…

计算机视觉与模式识别 · 计算机科学 2018-05-15 Davide Modolo , Vittorio Ferrari

The crux of label-efficient semantic segmentation is to produce high-quality pseudo-labels to leverage a large amount of unlabeled or weakly labeled data. A common practice is to select the highly confident predictions as the…

计算机视觉与模式识别 · 计算机科学 2024-08-21 Haochen Wang , Yuchao Wang , Yujun Shen , Junsong Fan , Yuxi Wang , Zhaoxiang Zhang

Accuracy anomaly detection in user-level social multimedia traffic is crucial for privacy security. Compared with existing models that passively detect specific anomaly classes with large labeled training samples, user-level social…

密码学与安全 · 计算机科学 2024-09-04 Tongtong Feng , Qi Qi , Jingyu Wang

Fine-grained anomaly detection has recently been dominated by segmentation based approaches. These approaches first classify each element of the sample (e.g., image patch) as normal or anomalous and then classify the entire sample as…

计算机视觉与模式识别 · 计算机科学 2023-03-03 Niv Cohen , Issar Tzachor , Yedid Hoshen

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

Segments that span contiguous parts of inputs, such as phonemes in speech, named entities in sentences, actions in videos, occur frequently in sequence prediction problems. Segmental models, a class of models that explicitly hypothesizes…

计算与语言 · 计算机科学 2018-06-14 Hao Tang

Semi-weakly supervised semantic segmentation (SWSSS) aims to train a model to identify objects in images based on a small number of images with pixel-level labels, and many more images with only image-level labels. Most existing SWSSS…

计算机视觉与模式识别 · 计算机科学 2022-05-04 Wonho Bae , Junhyug Noh , Milad Jalali Asadabadi , Danica J. Sutherland

Semantic segmentation models, while effective for in-distribution categories, face challenges in real-world deployment due to encountering out-of-distribution (OoD) objects. Detecting these OoD objects is crucial for safety-critical…

计算机视觉与模式识别 · 计算机科学 2024-03-29 Wenjie Zhao , Jia Li , Xin Dong , Yu Xiang , Yunhui Guo

In this work, we train a network to simultaneously perform segmentation and pixel-wise Out-of-Distribution (OoD) detection, such that the segmentation of unknown regions of scenes can be rejected. This is made possible by leveraging an OoD…

计算机视觉与模式识别 · 计算机科学 2021-03-02 David Williams , Matthew Gadd , Daniele De Martini , Paul Newman

Existing weakly or semi-supervised semantic segmentation methods utilize image or box-level supervision to generate pseudo-labels for weakly labeled images. However, due to the lack of strong supervision, the generated pseudo-labels are…

计算机视觉与模式识别 · 计算机科学 2021-10-22 Md Amirul Islam , Matthew Kowal , Sen Jia , Konstantinos G. Derpanis , Neil D. B. Bruce

Partially-supervised instance segmentation is a task which requests segmenting objects from novel unseen categories via learning on limited seen categories with annotated masks thus eliminating demands of heavy annotation burden. The key to…

计算机视觉与模式识别 · 计算机科学 2022-03-25 Xuehui Wang , Kai Zhao , Ruixin Zhang , Shouhong Ding , Yan Wang , Wei Shen