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Due to the limited and even imbalanced data, semi-supervised semantic segmentation tends to have poor performance on some certain categories, e.g., tailed categories in Cityscapes dataset which exhibits a long-tailed label distribution.…

Computer Vision and Pattern Recognition · Computer Science 2021-10-12 Hanzhe Hu , Fangyun Wei , Han Hu , Qiwei Ye , Jinshi Cui , Liwei Wang

Medical ultrasound imaging is ubiquitous, but manual analysis struggles to keep pace. Automated segmentation can help but requires large labeled datasets, which are scarce. Semi-supervised learning leveraging both unlabeled and limited…

Image and Video Processing · Electrical Eng. & Systems 2025-03-19 Yaxiong Chen , Yujie Wang , Zixuan Zheng , Jingliang Hu , Yilei Shi , Shengwu Xiong , Xiao Xiang Zhu , Lichao Mou

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

Federated learning enables multiple clients, such as mobile phones and organizations, to collaboratively learn a shared model for prediction while protecting local data privacy. However, most recent research and applications of federated…

Machine Learning · Computer Science 2021-08-24 Haowen Lin , Jian Lou , Li Xiong , Cyrus Shahabi

Given a text description, Temporal Language Grounding (TLG) aims to localize temporal boundaries of the segments that contain the specified semantics in an untrimmed video. TLG is inherently a challenging task, as it requires comprehensive…

Computer Vision and Pattern Recognition · Computer Science 2021-12-07 Fan Luo , Shaoxiang Chen , Jingjing Chen , Zuxuan Wu , Yu-Gang Jiang

Semi-supervised domain generalization (SSDG) in medical image segmentation offers a promising solution for generalizing to unseen domains during testing, addressing domain shift challenges and minimizing annotation costs. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-09-26 Jincai Song , Haipeng Chen , Jun Qin , Na Zhao

In self-supervised learning for speaker recognition, pseudo labels are useful as the supervision signals. It is a known fact that a speaker recognition model doesn't always benefit from pseudo labels due to their unreliability. In this…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-15 Ruijie Tao , Kong Aik Lee , Rohan Kumar Das , Ville Hautamäki , Haizhou Li

Semantic segmentation is one of the most fundamental problems in computer vision with significant impact on a wide variety of applications. Adversarial learning is shown to be an effective approach for improving semantic segmentation…

Computer Vision and Pattern Recognition · Computer Science 2021-01-22 Hadi Jamali-Rad , Attila Szabo

Medical image segmentation is critical for computer-aided diagnosis. However, dense pixel-level annotation is time-consuming and expensive, and medical datasets often exhibit severe class imbalance. Such imbalance causes minority structures…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Yingxue Su , Yiheng Zhong , Keying Zhu , Zimu Zhang , Zhuoru Zhang , Yifang Wang , Yuxin Zhang , Jingxin Liu

Weakly supervised semantic segmentation (WSSS) trains dense pixel-level segmentation models from partial or coarse annotations such as bounding boxes, scribbles, or image-level tags. While recent work leverages foundation models such as the…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Stefano Colamonaco , Andrei-Bogdan Florea , Jaron Maene

Fully supervised log anomaly detection methods suffer the heavy burden of annotating massive unlabeled log data. Recently, many semi-supervised methods have been proposed to reduce annotation costs with the help of parsed templates.…

Software Engineering · Computer Science 2023-04-12 Hongcheng Guo , Yuhui Guo , Renjie Chen , Jian Yang , Jiaheng Liu , Zhoujun Li , Tieqiao Zheng , Weichao Hou , Liangfan Zheng , Bo Zhang

Semi-supervised semantic segmentation in computational pathology remains challenging due to scarce pixel-level annotations and unreliable pseudo-label supervision. We propose UniSemAlign, a dual-modal semantic alignment framework that…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Le-Van Thai , Tien Dat Nguyen , Hoai Nhan Pham , Lan Anh Dinh Thi , Duy-Dong Nguyen , Ngoc Lam Quang Bui

Differentiable Logics are deployed in neuro-symbolic learning tasks as a way of embedding logical constraints in the training objective of neural networks. A differentiable logic consists of a syntax to write logical properties and a…

Logic in Computer Science · Computer Science 2026-05-19 Thomas Flinkow , Ekaterina Komendantskaya , Matteo Capucci , Rosemary Monahan

We consider the problem of aligning two sets of continuous word representations, corresponding to languages, to a common space in order to infer a bilingual lexicon. It was recently shown that it is possible to infer such lexicon, without…

Computation and Language · Computer Science 2024-02-13 Paul Garnier , Gauthier Guinet

Accurate semantic segmentation models typically require significant computational resources, inhibiting their use in practical applications. Recent works rely on well-crafted lightweight models to achieve fast inference. However, these…

Computer Vision and Pattern Recognition · Computer Science 2023-02-20 Danna Xue , Fei Yang , Pei Wang , Luis Herranz , Jinqiu Sun , Yu Zhu , Yanning Zhang

Improving a semi-supervised image segmentation task has the option of adding more unlabelled images, labelling the unlabelled images or combining both, as neither image acquisition nor expert labelling can be considered trivial in most…

Image and Video Processing · Electrical Eng. & Systems 2019-08-23 Yunguan Fu , Maria R. Robu , Bongjin Koo , Crispin Schneider , Stijn van Laarhoven , Danail Stoyanov , Brian Davidson , Matthew J. Clarkson , Yipeng Hu

Deep learning methodologies have been employed in several different fields, with an outstanding success in image recognition applications, such as material quality control, medical imaging, autonomous driving, etc. Deep learning models rely…

Computer Vision and Pattern Recognition · Computer Science 2022-03-11 Saul Calderon-Ramirez , Shengxiang Yang , David Elizondo

The prevalence of memes on social media has created the need to sentiment analyze their underlying meanings for censoring harmful content. Meme censoring systems by machine learning raise the need for a semi-supervised learning solution to…

Machine Learning · Computer Science 2023-05-17 Pham Thai Hoang Tung , Nguyen Tan Viet , Ngo Tien Anh , Phan Duy Hung

Noisy labels, inevitably existing in pseudo segmentation labels generated from weak object-level annotations, severely hampers model optimization for semantic segmentation. Previous works often rely on massive hand-crafted losses and…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Shenwang Jiang , Jianan Li , Ying Wang , Wenxuan Wu , Jizhou Zhang , Bo Huang , Tingfa Xu

Semi-supervised learning (SSL) for medical image segmentation is a challenging yet highly practical task, which reduces reliance on large-scale labeled dataset by leveraging unlabeled samples. Among SSL techniques, the weak-to-strong…

Computer Vision and Pattern Recognition · Computer Science 2024-10-18 Shiao Xie , Hongyi Wang , Ziwei Niu , Hao Sun , Shuyi Ouyang , Yen-Wei Chen , Lanfen Lin