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相关论文: Towards Micro-Action Recognition with Limited Anno…

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While few-shot learning (FSL) aims for rapid generalization to new concepts with little supervision, self-supervised learning (SSL) constructs supervisory signals directly computed from unlabeled data. Exploiting the complementarity of…

计算机视觉与模式识别 · 计算机科学 2021-04-20 Zhengyu Chen , Jixie Ge , Heshen Zhan , Siteng Huang , Donglin Wang

In this paper, we propose a novel semi-supervised learning (SSL) framework named BoostMIS that combines adaptive pseudo labeling and informative active annotation to unleash the potential of medical image SSL models: (1) BoostMIS can…

图像与视频处理 · 电气工程与系统科学 2022-03-22 Wenqiao Zhang , Lei Zhu , James Hallinan , Andrew Makmur , Shengyu Zhang , Qingpeng Cai , Beng Chin Ooi

Annotating large-scale LiDAR point clouds for 3D semantic segmentation is costly and time-consuming, which motivates the use of semi-supervised learning (SemiSL). Standard LiDAR SemiSL methods typically adopt a two-step training paradigm,…

计算机视觉与模式识别 · 计算机科学 2026-05-19 Bin Yang , Alexandru Paul Condurache

Semi-supervised learning (SSL) has a potential to improve the predictive performance of machine learning models using unlabeled data. Although there has been remarkable recent progress, the scope of demonstration in SSL has mainly been on…

计算机视觉与模式识别 · 计算机科学 2020-12-04 Kihyuk Sohn , Zizhao Zhang , Chun-Liang Li , Han Zhang , Chen-Yu Lee , Tomas Pfister

Effective semi-supervised learning (SSL) in medical image analysis (MIA) must address two challenges: 1) work effectively on both multi-class (e.g., lesion classification) and multi-label (e.g., multiple-disease diagnosis) problems, and 2)…

计算机视觉与模式识别 · 计算机科学 2022-03-23 Fengbei Liu , Yu Tian , Yuanhong Chen , Yuyuan Liu , Vasileios Belagiannis , Gustavo Carneiro

Multi-Task Learning (MTL) aims to enhance the model generalization by sharing representations between related tasks for better performance. Typical MTL methods are jointly trained with the complete multitude of ground-truths for all tasks…

计算机视觉与模式识别 · 计算机科学 2021-10-15 Yufeng Wang , Yi-Hsuan Tsai , Wei-Chih Hung , Wenrui Ding , Shuo Liu , Ming-Hsuan Yang

Exfiltration of data via email is a serious cybersecurity threat for many organizations. Detecting data exfiltration (anomaly) patterns typically requires labeling, most often done by a human annotator, to reduce the high number of false…

机器学习 · 计算机科学 2023-07-19 Jaturong Kongmanee , Mark Chignell , Khilan Jerath , Abhay Raman

Skeleton-based temporal action segmentation is a fundamental yet challenging task, playing a crucial role in enabling intelligent systems to perceive and respond to human activities. While fully-supervised methods achieve satisfactory…

计算机视觉与模式识别 · 计算机科学 2026-03-09 Hongsong Wang , Yiqin Shen , Pengbo Yan , Jie Gui

Semi-supervised learning (SSL) has shown its effectiveness in learning effective 3D representation from a small amount of labelled data while utilizing large unlabelled data. Traditional semi-supervised approaches rely on the fundamental…

计算机视觉与模式识别 · 计算机科学 2024-09-24 Sneha Paul , Zachary Patterson , Nizar Bouguila

Temporal action segmentation in videos has drawn much attention recently. Timestamp supervision is a cost-effective way for this task. To obtain more information to optimize the model, the existing method generated pseudo frame-wise labels…

计算机视觉与模式识别 · 计算机科学 2022-12-14 Yang Zhao , Yan Song

While semi-supervised learning (SSL) has proven to be a promising way for leveraging unlabeled data when labeled data is scarce, the existing SSL algorithms typically assume that training class distributions are balanced. However, these SSL…

机器学习 · 计算机科学 2021-09-14 Jaehyung Kim , Youngbum Hur , Sejun Park , Eunho Yang , Sung Ju Hwang , Jinwoo Shin

In recent years, speech-based self-supervised learning (SSL) has made significant progress in various tasks, including automatic speech recognition (ASR). An ASR model with decent performance can be realized by fine-tuning an SSL model with…

音频与语音处理 · 电气工程与系统科学 2023-08-30 Zhisheng Zheng , Ziyang Ma , Yu Wang , Xie Chen

Human activity recognition (HAR) using wearable sensors has advanced through various machine learning paradigms, each with inherent trade-offs between performance and labeling requirements. While fully supervised techniques achieve high…

机器学习 · 计算机科学 2025-12-24 Taoran Sheng , Manfred Huber

The recent success of large pre-trained language models (PLMs) heavily hinges on massive labeled data, which typically produces inferior performance in low-resource scenarios. To remedy this dilemma, we study self-training as one of the…

机器学习 · 计算机科学 2023-10-23 Jianing Wang , Qiushi Sun , Nuo Chen , Chengyu Wang , Jun Huang , Ming Gao , Xiang Li

Accurate detection of offensive content on social media demands high-quality labeled data; however, such data is often scarce due to the low prevalence of offensive instances and the high cost of manual annotation. To address this…

机器学习 · 计算机科学 2025-11-19 Han Wang , Deyi Ji , Junyu Lu , Lanyun Zhu , Hailong Zhang , Haiyang Wu , Liqun Liu , Peng Shu , Roy Ka-Wei Lee

Image-level weakly supervised semantic segmentation (WSSS) is a fundamental yet challenging computer vision task facilitating scene understanding and automatic driving. Most existing methods resort to classification-based Class Activation…

计算机视觉与模式识别 · 计算机科学 2021-12-17 Jie Qin , Jie Wu , Xuefeng Xiao , Lujun Li , Xingang Wang

Few-shot classification aims to learn a model that can generalize well to new tasks when only a few labeled samples are available. To make use of unlabeled data that are more abundantly available in real applications, Ren et al.…

计算机视觉与模式识别 · 计算机科学 2022-06-17 Xueliang Wang , Jianyu Cai , Shuiwang Ji , Houqiang Li , Feng Wu , Jie Wang

Weakly Supervised Temporal Action Localization (WSTAL) aims to localize and classify action instances in long untrimmed videos with only video-level category labels. Due to the lack of snippet-level supervision for indicating action…

计算机视觉与模式识别 · 计算机科学 2024-09-09 Jia-Run Du , Jia-Chang Feng , Kun-Yu Lin , Fa-Ting Hong , Xiao-Ming Wu , Zhongang Qi , Ying Shan , Wei-Shi Zheng

Video action segmentation under timestamp supervision has recently received much attention due to lower annotation costs. Most existing methods generate pseudo-labels for all frames in each video to train the segmentation model. However,…

计算机视觉与模式识别 · 计算机科学 2023-04-25 Dazhao Du , Enhan Li , Lingyu Si , Fanjiang Xu , Fuchun Sun

The cross-domain performance of automatic speech recognition (ASR) could be severely hampered due to the mismatch between training and testing distributions. Since the target domain usually lacks labeled data, and domain shifts exist at…

音频与语音处理 · 电气工程与系统科学 2023-08-01 Han Zhu , Gaofeng Cheng , Jindong Wang , Wenxin Hou , Pengyuan Zhang , Yonghong Yan