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相关论文: Second-order Temporal Pooling for Action Recogniti…

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Convolutional neural networks (CNNs) have been extensively applied for image recognition problems giving state-of-the-art results on recognition, detection, segmentation and retrieval. In this work we propose and evaluate several deep…

计算机视觉与模式识别 · 计算机科学 2015-04-14 Joe Yue-Hei Ng , Matthew Hausknecht , Sudheendra Vijayanarasimhan , Oriol Vinyals , Rajat Monga , George Toderici

We propose a novel method for temporally pooling frames in a video for the task of human action recognition. The method is motivated by the observation that there are only a small number of frames which, together, contain sufficient…

计算机视觉与模式识别 · 计算机科学 2017-06-27 Amlan Kar , Nishant Rai , Karan Sikka , Gaurav Sharma

Graph neural networks have achieved great success in learning node representations for graph tasks such as node classification and link prediction. Graph representation learning requires graph pooling to obtain graph representations from…

机器学习 · 计算机科学 2020-07-22 Zhengyang Wang , Shuiwang Ji

Training of Convolutional Neural Networks (CNNs) on long video sequences is computationally expensive due to the substantial memory requirements and the massive number of parameters that deep architectures demand. Early fusion of video…

计算机视觉与模式识别 · 计算机科学 2017-04-07 Jue Wang , Anoop Cherian , Fatih Porikli

We aim at capturing high-order statistics of feature vectors formed by a neural network, and propose end-to-end second- and higher-order pooling to form a tensor descriptor. Tensor descriptors require a robust similarity measure due to low…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Lei Wang , Ke Sun , Piotr Koniusz

In this work, we introduce a new video representation for action classification that aggregates local convolutional features across the entire spatio-temporal extent of the video. We do so by integrating state-of-the-art two-stream networks…

计算机视觉与模式识别 · 计算机科学 2017-04-11 Rohit Girdhar , Deva Ramanan , Abhinav Gupta , Josef Sivic , Bryan Russell

In this paper, a novel video classification method is presented that aims to recognize different categories of third-person videos efficiently. Our motivation is to achieve a light model that could be trained with insufficient training…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Ali Javidani , Ahmad Mahmoudi-Aznaveh

We introduce Eigen Evolution Pooling, an efficient method to aggregate a sequence of feature vectors. Eigen evolution pooling is designed to produce compact feature representations for a sequence of feature vectors, while maximally…

计算机视觉与模式识别 · 计算机科学 2017-08-21 Yang Wang , Vinh Tran , Minh Hoai

With the increase of available time series data, predicting their class labels has been one of the most important challenges in a wide range of disciplines. Recent studies on time series classification show that convolutional neural…

机器学习 · 计算机科学 2021-04-07 Dongha Lee , Seonghyeon Lee , Hwanjo Yu

Fine-grained temporal action parsing is important in many applications, such as daily activity understanding, human motion analysis, surgical robotics and others requiring subtle and precise operations in a long-term period. In this paper…

计算机视觉与模式识别 · 计算机科学 2019-05-28 Yan Zhang , Siyu Tang , Krikamol Muandet , Christian Jarvers , Heiko Neumann

Dual encoder architectures like Clip models map two types of inputs into a shared embedding space and predict similarities between them. Despite their wide application, it is, however, not understood how these models compare their two…

计算机视觉与模式识别 · 计算机科学 2025-08-14 Lucas Möller , Pascal Tilli , Ngoc Thang Vu , Sebastian Padó

Human action recognition in videos is a critical task with significant implications for numerous applications, including surveillance, sports analytics, and healthcare. The challenge lies in creating models that are both precise in their…

计算机视觉与模式识别 · 计算机科学 2024-03-12 Yufei Xie

Three dimensional convolutional neural networks (3D CNNs) have been established as a powerful tool to simultaneously learn features from both spatial and temporal dimensions, which is suitable to be applied to video-based action…

计算机视觉与模式识别 · 计算机科学 2017-04-26 Congqi Cao , Yifan Zhang , Chunjie Zhang , Hanqing Lu

From the frame/clip-level feature learning to the video-level representation building, deep learning methods in action recognition have developed rapidly in recent years. However, current methods suffer from the confusion caused by partial…

计算机视觉与模式识别 · 计算机科学 2018-04-24 Jiagang Zhu , Wei Zou , Zheng Zhu

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…

计算机视觉与模式识别 · 计算机科学 2015-12-15 Mahdyar Ravanbakhsh , Hossein Mousavi , Mohammad Rastegari , Vittorio Murino , Larry S. Davis

Joint segmentation and classification of fine-grained actions is important for applications of human-robot interaction, video surveillance, and human skill evaluation. However, despite substantial recent progress in large-scale action…

计算机视觉与模式识别 · 计算机科学 2016-10-03 Colin Lea , Austin Reiter , Rene Vidal , Gregory D. Hager

Convolutional Neural Networks (CNNs) have been successfully applied to many computer vision tasks, such as image classification. By performing linear combinations and element-wise nonlinear operations, these networks can be thought of as…

计算机视觉与模式识别 · 计算机科学 2017-03-21 Kaicheng Yu , Mathieu Salzmann

Recent studies have demonstrated the power of recurrent neural networks for machine translation, image captioning and speech recognition. For the task of capturing temporal structure in video, however, there still remain numerous open…

计算机视觉与模式识别 · 计算机科学 2016-02-11 Lionel Pigou , Aäron van den Oord , Sander Dieleman , Mieke Van Herreweghe , Joni Dambre

Convolutional Neural Network (CNN) based image segmentation has made great progress in recent years. However, video object segmentation remains a challenging task due to its high computational complexity. Most of the previous methods employ…

计算机视觉与模式识别 · 计算机科学 2019-07-23 Rui Hou , Chen Chen , Rahul Sukthankar , Mubarak Shah

Deep learning has been demonstrated to achieve excellent results for image classification and object detection. However, the impact of deep learning on video analysis (e.g. action detection and recognition) has been limited due to…

计算机视觉与模式识别 · 计算机科学 2017-08-03 Rui Hou , Chen Chen , Mubarak Shah