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Related papers: Knowledge Fusion Transformers for Video Action Rec…

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State-of-the-art methods for video action recognition commonly use an ensemble of two networks: the spatial stream, which takes RGB frames as input, and the temporal stream, which takes optical flow as input. In recent work, both of these…

Computer Vision and Pattern Recognition · Computer Science 2019-02-07 Jonathan C. Stroud , David A. Ross , Chen Sun , Jia Deng , Rahul Sukthankar

We study object interaction anticipation in egocentric videos. This task requires an understanding of the spatio-temporal context formed by past actions on objects, coined action context. We propose TransFusion, a multimodal…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Razvan-George Pasca , Alexey Gavryushin , Muhammad Hamza , Yen-Ling Kuo , Kaichun Mo , Luc Van Gool , Otmar Hilliges , Xi Wang

The point process is a solid framework to model sequential data, such as videos, by exploring the underlying relevance. As a challenging problem for high-level video understanding, weakly supervised action recognition and localization in…

Computer Vision and Pattern Recognition · Computer Science 2019-11-28 Xiao-Yu Zhang , Changsheng Li , Haichao Shi , Xiaobin Zhu , Peng Li , Jing Dong

This paper is a brief report to our submission to the VIPriors Action Recognition Challenge. Action recognition has attracted many researchers attention for its full application, but it is still challenging. In this paper, we study previous…

Computer Vision and Pattern Recognition · Computer Science 2020-07-17 Zhipeng Luo , Dawei Xu , Zhiguang Zhang

This paper presents an investigation into machine learning techniques for violence detection in videos and their adaptation to a federated learning context. The study includes experiments with spatio-temporal features extracted from…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Pajon Quentin , Serre Swan , Wissocq Hugo , Rabaud Léo , Haidar Siba , Yaacoub Antoun

We propose a novel application of Transfer Learning to classify video-frame sequences over multiple classes. This is a pre-weighted model that does not require to train a fresh CNN. This representation is achieved with the advent of "deep…

Computer Vision and Pattern Recognition · Computer Science 2020-04-30 Mohammadhossein Toutiaee , Abbas Keshavarzi , Abolfazl Farahani , John A. Miller

Most of human actions consist of complex temporal compositions of more simple actions. Action recognition tasks usually relies on complex handcrafted structures as features to represent the human action model. Convolutional Neural Nets…

Computer Vision and Pattern Recognition · Computer Science 2015-12-15 Mahdyar Ravanbakhsh , Hossein Mousavi , Mohammad Rastegari , Vittorio Murino , Larry S. Davis

This paper presents a study on improving human action recognition through the utilization of knowledge distillation, and the combination of CNN and ViT models. The research aims to enhance the performance and efficiency of smaller student…

Computer Vision and Pattern Recognition · Computer Science 2023-11-03 Hamid Ahmadabadi , Omid Nejati Manzari , Ahmad Ayatollahi

Weakly-supervised temporal action localization aims to identify and localize the action instances in the untrimmed videos with only video-level action labels. When humans watch videos, we can adapt our abstract-level knowledge about actions…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Xijun Wang , Aggelos K. Katsaggelos

In this paper, we introduce Masked Feature Modelling (MFM), a novel approach for the unsupervised pre-training of a Graph Attention Network (GAT) block. MFM utilizes a pretrained Visual Tokenizer to reconstruct masked features of objects…

Computer Vision and Pattern Recognition · Computer Science 2023-08-28 Dimitrios Daskalakis , Nikolaos Gkalelis , Vasileios Mezaris

Few-shot action recognition in videos is challenging for its lack of supervision and difficulty in generalizing to unseen actions. To address this task, we propose a simple yet effective method, called knowledge prompting, which leverages…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Yuheng Shi , Xinxiao Wu , Hanxi Lin

Video violence recognition based on deep learning concerns accurate yet scalable human violence recognition. Currently, most state-of-the-art video violence recognition studies use CNN-based models to represent and categorize videos.…

Computer Vision and Pattern Recognition · Computer Science 2023-10-06 Hamid Mohammadi , Ehsan Nazerfard , Tahereh Firoozi

Vision transformers are emerging as a powerful tool to solve computer vision problems. Recent techniques have also proven the efficacy of transformers beyond the image domain to solve numerous video-related tasks. Among those, human action…

Computer Vision and Pattern Recognition · Computer Science 2022-09-14 Anwaar Ulhaq , Naveed Akhtar , Ganna Pogrebna , Ajmal Mian

The increasing variety and quantity of tagged multimedia content on a variety of online platforms offer a unique opportunity to advance the field of human action recognition. In this study, we utilize 283,582 unique, unlabeled TikTok video…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Yang Qian , Yinan Sun , Ali Kargarandehkordi , Parnian Azizian , Onur Cezmi Mutlu , Saimourya Surabhi , Pingyi Chen , Zain Jabbar , Dennis Paul Wall , Peter Washington

Egocentric action anticipation is a challenging task that aims to make advanced predictions of future actions from current and historical observations in the first-person view. Most existing methods focus on improving the model architecture…

Computer Vision and Pattern Recognition · Computer Science 2023-07-11 Congqi Cao , Ze Sun , Qinyi Lv , Lingtong Min , Yanning Zhang

A fundamental challenge in machine learning today is to build a model that can learn from few examples. Here, we describe a reservoir based spiking neural model for learning to recognize actions with a limited number of labeled videos.…

Neural and Evolutionary Computing · Computer Science 2017-10-23 Priyadarshini Panda , Narayan Srinivasa

In recent years, action recognition has received much attention and wide application due to its important role in video understanding. Most of the researches on action recognition methods focused on improving the performance via various…

Computer Vision and Pattern Recognition · Computer Science 2025-02-04 Pengcheng Dong , Wenbo Wan , Huaxiang Zhang , Shuai Li , Sujuan Hou , Jiande Sun

While the Transformer architecture has become ubiquitous in the machine learning field, its adaptation to 3D shape recognition is non-trivial. Due to its quadratic computational complexity, the self-attention operator quickly becomes…

Computer Vision and Pattern Recognition · Computer Science 2022-04-11 Axel Berg , Magnus Oskarsson , Mark O'Connor

In the last decade, exponential data growth supplied machine learning-based algorithms' capacity and enabled their usage in daily-life activities. Additionally, such an improvement is partially explained due to the advent of deep learning…

Computer Vision and Pattern Recognition · Computer Science 2022-12-01 Mateus Roder , Jurandy Almeida , Gustavo H. de Rosa , Leandro A. Passos , André L. D. Rossi , João P. Papa

Video captioning works on the two fundamental concepts, feature detection and feature composition. While modern day transformers are beneficial in composing features, they lack the fundamental problems of selecting and understanding of the…

Computer Vision and Pattern Recognition · Computer Science 2020-06-26 Chiranjib Sur