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相关论文: Unlabeled Action Quality Assessment Based on Multi…

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Automatic surgical activity recognition enables more intelligent surgical devices and a more efficient workflow. Integration of such technology in new operating rooms has the potential to improve care delivery to patients and decrease…

计算机视觉与模式识别 · 计算机科学 2022-07-08 Ali Mottaghi , Aidean Sharghi , Serena Yeung , Omid Mohareri

Training temporal action detection in videos requires large amounts of labeled data, yet such annotation is expensive to collect. Incorporating unlabeled or weakly-labeled data to train action detection model could help reduce annotation…

计算机视觉与模式识别 · 计算机科学 2021-02-19 Baifeng Shi , Qi Dai , Judy Hoffman , Kate Saenko , Trevor Darrell , Huijuan Xu

Real world datasets contain incorrectly labeled instances that hamper the performance of the model and, in particular, the ability to generalize out of distribution. Also, each example might have different contribution towards learning.…

In the tasks of image aesthetic quality evaluation, it is difficult to reach both the high score area and low score area due to the normal distribution of aesthetic datasets. To reduce the error in labeling and solve the problem of normal…

计算机视觉与模式识别 · 计算机科学 2022-01-11 Xin Jin , Hao Lou , Huang Heng , Xiaodong Li , Shuai Cui , Xiaokun Zhang , Xiqiao Li

Unsupervised domain adaptation (UDA) aims to improve the classification performance on an unlabeled target domain by leveraging information from a fully labeled source domain. Recent approaches explore domain-invariant and…

机器学习 · 计算机科学 2021-03-26 Ni Xiao , Lei Zhang

The Dynamic Time Warping (DTW) is a popular similarity measure between time series. The DTW fails to satisfy the triangle inequality and its computation requires quadratic time. Hence, to find closest neighbors quickly, we use bounding…

数据库 · 计算机科学 2012-01-16 Daniel Lemire

One fascinating aspect of pre-trained Audio-Language Models (ALMs) learning is their impressive zero-shot generalization capability and test-time adaptation (TTA) methods aiming to improve domain performance without annotations. However,…

声音 · 计算机科学 2024-12-24 Gongyu Chen , Haomin Zhang , Chaofan Ding , Zihao Chen , Xinhan Di

Active Learning methods create an optimized labeled training set from unlabeled data. We introduce a novel Online Active Deep Learning method for Medical Image Analysis. We extend our MedAL active learning framework to present new results…

Learning to recognize actions from only a handful of labeled videos is a challenging problem due to the scarcity of tediously collected activity labels. We approach this problem by learning a two-pathway temporal contrastive model using…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Ankit Singh , Omprakash Chakraborty , Ashutosh Varshney , Rameswar Panda , Rogerio Feris , Kate Saenko , Abir Das

Time series averaging in dynamic time warping (DTW) spaces has been successfully applied to improve pattern recognition systems. This article proposes and analyzes subgradient methods for the problem of finding a sample mean in DTW spaces.…

计算机视觉与模式识别 · 计算机科学 2017-01-24 David Schultz , Brijnesh Jain

Online test-time adaptation addresses the train-test domain gap by adapting the model on unlabeled streaming test inputs before making the final prediction. However, online adaptation for 3D human pose estimation suffers from error…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Yilin Wen , Kechuan Dong , Yusuke Sugano

Medical vision foundation models remain limited in downstream tasks, particularly volumetric medical image segmentation. While fine-tuning on labeled target-domain data improves performance, existing approaches typically rely on randomly…

图像与视频处理 · 电气工程与系统科学 2026-05-07 Jin Yang , Daniel S. Marcus , Aristeidis Sotiras

In this paper, we propose a new method called Self-Training with Dynamic Weighting (STDW), which aims to enhance robustness in Gradual Domain Adaptation (GDA) by addressing the challenge of smooth knowledge migration from the source to the…

机器学习 · 计算机科学 2025-10-17 Zixi Wang , Yushe Cao , Yubo Huang , Jinzhu Wei , Jingzehua Xu , Shuai Zhang , Xin Lai

Medical data often exhibits long-tail distributions with heavy class imbalance, which naturally leads to difficulty in classifying the minority classes (i.e., boundary regions or rare objects). Recent work has significantly improved…

计算机视觉与模式识别 · 计算机科学 2023-07-19 Chenyu You , Weicheng Dai , Yifei Min , Lawrence Staib , Jasjeet S. Sekhon , James S. Duncan

In precision sports such as archery, athletes' performance depends on both biomechanical stability and psychological resilience. Traditional motion analysis systems are often expensive and intrusive, limiting their use in natural training…

机器学习 · 计算机科学 2025-11-19 Xianghe Liu , Jiajia Liu , Chuxian Xu , Minghan Wang , Hongbo Peng , Tao Sun , Jiaqi Xu

Current state-of-the-art human activity recognition is focused on the classification of temporally trimmed videos in which only one action occurs per frame. We propose a simple, yet effective, method for the temporal detection of activities…

计算机视觉与模式识别 · 计算机科学 2016-07-14 Gurkirt Singh , Fabio Cuzzolin

Understanding videos that contain multiple modalities is crucial, especially in egocentric videos, where combining various sensory inputs significantly improves tasks like action recognition and moment localization. However, real-world…

计算机视觉与模式识别 · 计算机科学 2025-03-04 Merey Ramazanova , Alejandro Pardo , Bernard Ghanem , Motasem Alfarra

Methods for unsupervised domain adaptation (UDA) help to improve the performance of deep neural networks on unseen domains without any labeled data. Especially in medical disciplines such as histopathology, this is crucial since large…

计算机视觉与模式识别 · 计算机科学 2023-02-03 Kevin Thandiackal , Luigi Piccinelli , Pushpak Pati , Orcun Goksel

Recent aerial object detection models rely on a large amount of labeled training data, which requires unaffordable manual labeling costs in large aerial scenes with dense objects. Active learning effectively reduces the data labeling cost…

计算机视觉与模式识别 · 计算机科学 2023-09-21 Dong Liang , Jing-Wei Zhang , Ying-Peng Tang , Sheng-Jun Huang

Pose estimation of the human body and hands is a fundamental problem in computer vision, and learning-based solutions require a large amount of annotated data. In this work, we improve the efficiency of the data annotation process for 3D…

计算机视觉与模式识别 · 计算机科学 2023-01-19 Qi Feng , Kun He , He Wen , Cem Keskin , Yuting Ye