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相关论文: Few-Shot Temporal Action Localization with Query A…

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Weakly-supervised temporal action localization aims to locate action regions and identify action categories in untrimmed videos simultaneously by taking only video-level labels as the supervision. Pseudo label generation is a promising…

计算机视觉与模式识别 · 计算机科学 2023-12-27 Wulian Yun , Mengshi Qi , Chuanming Wang , Huadong Ma

Online temporal action localization (On-TAL) is the task of identifying multiple action instances given a streaming video. Since existing methods take as input only a video segment of fixed size per iteration, they are limited in…

计算机视觉与模式识别 · 计算机科学 2024-08-07 Youngkil Song , Dongkeun Kim , Minsu Cho , Suha Kwak

Classification of new class entities requires collecting and annotating hundreds or thousands of samples that is often prohibitively costly. Few-shot learning suggests learning to classify new classes using just a few examples. Only a small…

计算机视觉与模式识别 · 计算机科学 2021-07-20 Rami Ben-Ari , Mor Shpigel , Ophir Azulai , Udi Barzelay , Daniel Rotman

Many interesting events in the real world are rare making preannotated machine learning ready videos a rarity in consequence. Thus, temporal activity detection models that are able to learn from a few examples are desirable. In this paper,…

计算机视觉与模式识别 · 计算机科学 2020-04-02 Huijuan Xu , Ximeng Sun , Eric Tzeng , Abir Das , Kate Saenko , Trevor Darrell

Enabling computational systems with the ability to localize actions in video-based content has manifold applications. Traditionally, such a problem is approached in a fully-supervised setting where video-clips with complete frame-by-frame…

计算机视觉与模式识别 · 计算机科学 2019-05-07 Kurt Degiorgio , Fabio Cuzzolin

Temporal action segmentation (TAS) aims to classify and locate actions in the long untrimmed action sequence. With the success of deep learning, many deep models for action segmentation have emerged. However, few-shot TAS is still a…

计算机视觉与模式识别 · 计算机科学 2022-07-21 Leiyang Xu , Qiang Wang , Xiaotian Lin , Lin Yuan

Online Temporal Action Localization (On-TAL) aims to immediately provide action instances from untrimmed streaming videos. The model is not allowed to utilize future frames and any processing techniques to modify past predictions, making…

计算机视觉与模式识别 · 计算机科学 2022-11-10 Tuan N. Tang , Jungin Park , Kwonyoung Kim , Kwanghoon Sohn

Autism Spectrum Disorder (ASD) presents significant challenges in early diagnosis and intervention, impacting children and their families. With prevalence rates rising, there is a critical need for accessible and efficient screening tools.…

计算机视觉与模式识别 · 计算机科学 2024-04-10 Halil Ismail Helvaci , Sen-ching Samson Cheung , Chen-Nee Chuah , Sally Ozonoff

Few-shot learning allows machines to classify novel classes using only a few labeled samples. Recently, few-shot segmentation aiming at semantic segmentation on low sample data has also seen great interest. In this paper, we propose a…

计算机视觉与模式识别 · 计算机科学 2022-02-17 Jun Seo , Young-Hyun Park , Sung Whan Yoon , Jaekyun Moon

Few-shot Video Object Detection (FSVOD) addresses the challenge of detecting novel objects in videos with limited labeled examples, overcoming the constraints of traditional detection methods that require extensive training data. This task…

计算机视觉与模式识别 · 计算机科学 2025-11-19 Yogesh Kumar , Anand Mishra

Temporal Action Localization (TAL) is a critical task in video analysis, identifying precise start and end times of actions. Existing methods like CNNs, RNNs, GCNs, and Transformers have limitations in capturing long-range dependencies and…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Sangyoun Lee , Juho Jung , Changdae Oh , Sunghee Yun

Few-shot video classification aims to learn new video categories with only a few labeled examples, alleviating the burden of costly annotation in real-world applications. However, it is particularly challenging to learn a class-invariant…

计算机视觉与模式识别 · 计算机科学 2021-05-12 Songyang Zhang , Jiale Zhou , Xuming He

Temporal action localization (TAL) aims to detect the boundary and identify the class of each action instance in a long untrimmed video. Current approaches treat video frames homogeneously, and tend to give background and key objects…

计算机视觉与模式识别 · 计算机科学 2022-11-11 Yifan Liu , Youbao Tang , Ning Zhang , Ruei-Sung Lin , Haoqian Wang

We propose TAL-Net, an improved approach to temporal action localization in video that is inspired by the Faster R-CNN object detection framework. TAL-Net addresses three key shortcomings of existing approaches: (1) we improve receptive…

计算机视觉与模式识别 · 计算机科学 2018-04-23 Yu-Wei Chao , Sudheendra Vijayanarasimhan , Bryan Seybold , David A. Ross , Jia Deng , Rahul Sukthankar

Deep learning has achieved great success in video recognition, yet still struggles to recognize novel actions when faced with only a few examples. To tackle this challenge, few-shot action recognition methods have been proposed to transfer…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Yilun Zhang , Yuqian Fu , Xingjun Ma , Lizhe Qi , Jingjing Chen , Zuxuan Wu , Yu-Gang Jiang

Few-shot action recognition has attracted increasing attention due to the difficulty in acquiring the properly labelled training samples. Current works have shown that preserving spatial information and comparing video descriptors are…

计算机视觉与模式识别 · 计算机科学 2021-03-22 Yang Bo , Yangdi Lu , Wenbo He

The object of Weakly-supervised Temporal Action Localization (WS-TAL) is to localize all action instances in an untrimmed video with only video-level supervision. Due to the lack of frame-level annotations during training, current WS-TAL…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Ziyi Liu , Le Wang , Qilin Zhang , Wei Tang , Junsong Yuan , Nanning Zheng , Gang Hua

Temporal action localization (TAL) involves dual tasks to classify and localize actions within untrimmed videos. However, the two tasks often have conflicting requirements for features. Existing methods typically employ separate heads for…

计算机视觉与模式识别 · 计算机科学 2024-12-16 Qiang Li , Di Liu , Jun Kong , Sen Li , Hui Xu , Jianzhong Wang

We propose a simple yet effective approach for few-shot action recognition, emphasizing the disentanglement of motion and appearance representations. By harnessing recent progress in tracking, specifically point trajectories and…

计算机视觉与模式识别 · 计算机科学 2024-07-26 Pulkit Kumar , Namitha Padmanabhan , Luke Luo , Sai Saketh Rambhatla , Abhinav Shrivastava

Recently, temporal action localization (TAL), i.e., finding specific action segments in untrimmed videos, has attracted increasing attentions of the computer vision community. State-of-the-art solutions for TAL involves evaluating the…

计算机视觉与模式识别 · 计算机科学 2021-03-01 Peisen Zhao , Lingxi Xie , Chen Ju , Ya Zhang , Yanfeng Wang , Qi Tian