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Related papers: Context Tricks for Cheap Semantic Segmentation

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Modern deep learning algorithms have triggered various image segmentation approaches. However most of them deal with pixel based segmentation. However, superpixels provide a certain degree of contextual information while reducing…

Computer Vision and Pattern Recognition · Computer Science 2018-03-15 Aritra Das , Swarnendu Ghosh , Ritesh Sarkhel , Sandipan Choudhuri , Nibaran Das , Mita Nasipuri

In applied image segmentation tasks, the ability to provide numerous and precise labels for training is paramount to the accuracy of the model at inference time. However, this overhead is often neglected, and recently proposed segmentation…

Computer Vision and Pattern Recognition · Computer Science 2021-06-08 Kuai Yu , Hakeem Frank , Daniel Wilson

Semantic segmentation for aerial imagery is a challenging and important problem in remotely sensed imagery analysis. In recent years, with the success of deep learning, various convolutional neural network (CNN) based models have been…

Computer Vision and Pattern Recognition · Computer Science 2024-09-26 Panfeng Li , Youzuo Lin , Emily Schultz-Fellenz

Semantic segmentation is challenging as it requires both object-level information and pixel-level accuracy. Recently, FCN-based systems gained great improvement in this area. Unlike classification networks, combining features of different…

Computer Vision and Pattern Recognition · Computer Science 2016-10-20 Haiming Sun , Di Xie , Shiliang Pu

Semantic segmentation, which aims to classify every pixel in an image, is a key task in machine perception, with many applications across robotics and autonomous driving. Due to the high dimensionality of this task, most existing approaches…

Computer Vision and Pattern Recognition · Computer Science 2023-10-04 Alex Zihao Zhu , Jieru Mei , Siyuan Qiao , Hang Yan , Yukun Zhu , Liang-Chieh Chen , Henrik Kretzschmar

For best performance, today's semantic segmentation methods use large and carefully labeled datasets, requiring expensive annotation budgets. In this work, we show that coarse annotation is a low-cost but highly effective alternative for…

Computer Vision and Pattern Recognition · Computer Science 2022-12-16 Anurag Das , Yongqin Xian , Yang He , Zeynep Akata , Bernt Schiele

Semantic segmentation is the task of assigning a label to each pixel in the image.In recent years, deep convolutional neural networks have been driving advances in multiple tasks related to cognition. Although, DCNNs have resulted in…

Machine Learning · Computer Science 2017-12-12 Aditya Ganeshan

We introduce Segment-Phrase Table (SPT), a large collection of bijective associations between textual phrases and their corresponding segmentations. Leveraging recent progress in object recognition and natural language semantics, we show…

Computer Vision and Pattern Recognition · Computer Science 2015-09-29 Hamid Izadinia , Fereshteh Sadeghi , Santosh Kumar Divvala , Yejin Choi , Ali Farhadi

High annotation costs are a major bottleneck for the training of semantic segmentation systems. Therefore, methods working with less annotation effort are of special interest. This paper studies the problem of semi-supervised semantic…

Computer Vision and Pattern Recognition · Computer Science 2021-03-22 Olga Zatsarynna , Johann Sawatzky , Juergen Gall

Deep neural networks have enabled major progresses in semantic segmentation. However, even the most advanced neural architectures suffer from important limitations. First, they are vulnerable to catastrophic forgetting, i.e. they perform…

Computer Vision and Pattern Recognition · Computer Science 2022-02-01 Fabio Cermelli , Massimiliano Mancini , Samuel Rota Buló , Elisa Ricci , Barbara Caputo

Semantic segmentation aims to robustly predict coherent class labels for entire regions of an image. It is a scene understanding task that powers real-world applications (e.g., autonomous navigation). One important application, the use of…

Computer Vision and Pattern Recognition · Computer Science 2023-02-16 Yuxiang Zhang , Sachin Mehta , Anat Caspi

Although existing semantic segmentation approaches achieve impressive results, they still struggle to update their models incrementally as new categories are uncovered. Furthermore, pixel-by-pixel annotations are expensive and…

Computer Vision and Pattern Recognition · Computer Science 2022-04-04 Fabio Cermelli , Dario Fontanel , Antonio Tavera , Marco Ciccone , Barbara Caputo

Recently proposed methods for weakly-supervised semantic segmentation have achieved impressive performance in predicting pixel classes despite being trained with only image labels which lack positional information. Because image annotations…

Computer Vision and Pattern Recognition · Computer Science 2020-10-20 Lyndon Chan , Mahdi S. Hosseini , Konstantinos N. Plataniotis

In this paper, we address the semantic segmentation problem with a focus on the context aggregation strategy. Our motivation is that the label of a pixel is the category of the object that the pixel belongs to. We present a simple yet…

Computer Vision and Pattern Recognition · Computer Science 2021-05-03 Yuhui Yuan , Xiaokang Chen , Xilin Chen , Jingdong Wang

Prevalent semantic segmentation methods generally adopt a vanilla classifier to categorize each pixel into specific classes. Although such a classifier learns global information from the training data, this information is represented by a…

Computer Vision and Pattern Recognition · Computer Science 2025-10-30 Huadong Tang , Youpeng Zhao , Min Xu , Jun Wang , Qiang Wu

Contextual information has been shown to be powerful for semantic segmentation. This work proposes a novel Context-based Tandem Network (CTNet) by interactively exploring the spatial contextual information and the channel contextual…

Computer Vision and Pattern Recognition · Computer Science 2021-04-21 Zechao Li , Yanpeng Sun , Jinhui Tang

With the increasing demand of autonomous systems, pixelwise semantic segmentation for visual scene understanding needs to be not only accurate but also efficient for potential real-time applications. In this paper, we propose Context…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 Michael Ying Yang , Saumya Kumaar , Ye Lyu , Francesco Nex

We propose an approach to instance-level image segmentation that is built on top of category-level segmentation. Specifically, for each pixel in a semantic category mask, its corresponding instance bounding box is predicted using a deep…

Computer Vision and Pattern Recognition · Computer Science 2016-05-24 Zifeng Wu , Chunhua Shen , Anton van den Hengel

The semantic image segmentation task presents a trade-off between test time accuracy and training-time annotation cost. Detailed per-pixel annotations enable training accurate models but are very time-consuming to obtain, image-level class…

Computer Vision and Pattern Recognition · Computer Science 2016-07-26 Amy Bearman , Olga Russakovsky , Vittorio Ferrari , Li Fei-Fei

Current state of the art methods for generating semantic segmentation rely heavily on a large set of images that have each pixel labeled with a class of interest label or background. Coming up with such labels, especially in domains that…

Computer Vision and Pattern Recognition · Computer Science 2020-07-14 R. Austin McEver , B. S. Manjunath