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Recently, semi-supervised semantic segmentation has achieved promising performance with a small fraction of labeled data. However, most existing studies treat all unlabeled data equally and barely consider the differences and training…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Zhen Zhao , Sifan Long , Jimin Pi , Jingdong Wang , Luping Zhou

The state of the art in semantic segmentation is steadily increasing in performance, resulting in more precise and reliable segmentations in many different applications. However, progress is limited by the cost of generating labels for…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Viktor Olsson , Wilhelm Tranheden , Juliano Pinto , Lennart Svensson

Semantic segmentation is crucial in remote sensing, where high-resolution satellite images are segmented into meaningful regions. Recent advancements in deep learning have significantly improved satellite image segmentation. However, most…

Computer Vision and Pattern Recognition · Computer Science 2024-08-07 Santiago Rivier , Carlos Hinojosa , Silvio Giancola , Bernard Ghanem

This paper proposes a new active learning method for semantic segmentation. The core of our method lies in a new annotation query design. It samples informative local image regions (e.g., superpixels), and for each of such regions, asks an…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Sehyun Hwang , Sohyun Lee , Hoyoung Kim , Minhyeon Oh , Jungseul Ok , Suha Kwak

Deep learning has achieved unprecedented success in various object detection tasks with huge amounts of labeled data. However, obtaining large-scale annotations for medical images is extremely challenging due to the high demand of labour…

Image and Video Processing · Electrical Eng. & Systems 2022-03-21 Zhizhong Chai , Luyang Luo , Huangjing Lin , Hao Chen , Anjia Han , Pheng-Ann Heng

Training a semantic segmentation model requires a large amount of pixel-level annotation, hampering its application at scale. With computer graphics, we can generate almost unlimited training data with precise annotation. However,a deep…

Computer Vision and Pattern Recognition · Computer Science 2019-07-30 Tong Shen , Dong Gong , Wei Zhang , Chunhua Shen , Tao Mei

Both limited annotation and domain shift are significant challenges frequently encountered in medical image segmentation, leading to derivative scenarios like semi-supervised medical (SSMIS), semi-supervised medical domain generalization…

Computer Vision and Pattern Recognition · Computer Science 2025-10-30 Wei Li , Pengcheng Zhou , Linye Ma , Wenyi Zhao , Huihua Yang , Yuchen Guo

We address the task of domain adaptation in object detection, where there is a domain gap between a domain with annotations (source) and a domain of interest without annotations (target). As an effective semi-supervised learning method, the…

Computer Vision and Pattern Recognition · Computer Science 2022-05-13 Yu-Jhe Li , Xiaoliang Dai , Chih-Yao Ma , Yen-Cheng Liu , Kan Chen , Bichen Wu , Zijian He , Kris Kitani , Peter Vajda

Supervised deep learning requires massive labeled datasets, but obtaining annotations is not always easy or possible, especially for dense tasks like semantic segmentation. To overcome this issue, numerous works explore Unsupervised Domain…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Daniel Morales-Brotons , Grigorios Chrysos , Stratis Tzoumas , Volkan Cevher

Supervisory signals have the potential to make low-dimensional data representations, like those learned by mixture and topic models, more interpretable and useful. We propose a framework for training latent variable models that explicitly…

Deep convolutional neural networks have considerably improved state-of-the-art results for semantic segmentation. Nevertheless, even modern architectures lack the ability to generalize well to a test dataset that originates from a different…

Computer Vision and Pattern Recognition · Computer Science 2021-05-06 Robert A. Marsden , Alexander Bartler , Mario Döbler , Bin Yang

In order to leverage and profit from unlabelled data, semi-supervised frameworks for semantic segmentation based on consistency training have been proven to be powerful tools to significantly improve the performance of purely supervised…

Computer Vision and Pattern Recognition · Computer Science 2021-12-09 Max Coenen , Tobias Schack , Dries Beyer , Christian Heipke , Michael Haist

While self-training has advanced semi-supervised semantic segmentation, it severely suffers from the long-tailed class distribution on real-world semantic segmentation datasets that make the pseudo-labeled data bias toward majority classes.…

Computer Vision and Pattern Recognition · Computer Science 2021-07-27 Ruifei He , Jihan Yang , Xiaojuan Qi

Semi-supervised learning addresses label scarcity and high annotation costs in medical image segmentation by exploiting the latent information in unlabeled data to enhance model performance. Traditional discriminative segmentation relies on…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Kaiwen Huang , Yi Zhou , Yizhe Zhang , Jingxiong Li , Tao Zhou

To minimize the annotation costs associated with the training of semantic segmentation models, researchers have extensively investigated weakly-supervised segmentation approaches. In the current weakly-supervised segmentation methods, the…

Computer Vision and Pattern Recognition · Computer Science 2019-11-13 Wataru Shimoda , Keiji Yanai

In recent years, image classification, as a core task in computer vision, relies on high-quality labelled data, which restricts the wide application of deep learning models in practical scenarios. To alleviate the problem of insufficient…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Jiyu Hu , Haijiang Zeng , Zhen Tian

Autonomous robotic systems applied to new domains require an abundance of expensive, pixel-level dense labels to train robust semantic segmentation models under full supervision. This study proposes a model-agnostic Depth Edge Alignment…

Computer Vision and Pattern Recognition · Computer Science 2026-01-16 Patrick Schmidt , Vasileios Belagiannis , Lazaros Nalpantidis

In semantic segmentation, the creation of pixel-level labels for training data incurs significant costs. To address this problem, semi-supervised learning, which utilizes a small number of labeled images alongside unlabeled images to…

Computer Vision and Pattern Recognition · Computer Science 2026-04-09 Takahiro Mano , Reiji Saito , Kazuhiro Hotta

In this paper, we aim to improve the performance of semantic image segmentation in a semi-supervised setting in which training is effectuated with a reduced set of annotated images and additional non-annotated images. We present a method…

Computer Vision and Pattern Recognition · Computer Science 2019-10-31 Jizong Peng , Guillermo Estrada , Marco Pedersoli , Christian Desrosiers

Automated semantic segmentation of cell nuclei in microscopic images is crucial for disease diagnosis and tissue microenvironment analysis. Nonetheless, this task presents challenges due to the complexity and heterogeneity of cells. While…

Image and Video Processing · Electrical Eng. & Systems 2023-08-10 Zhuchen Shao , Sourya Sengupta , Hua Li , Mark A. Anastasio