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State-of-the-art video object detection methods maintain a memory structure, either a sliding window or a memory queue, to enhance the current frame using attention mechanisms. However, we argue that these memory structures are not…

计算机视觉与模式识别 · 计算机科学 2024-02-02 Guanxiong Sun , Yang Hua , Guosheng Hu , Neil Robertson

More powerful feature representations derived from deep neural networks benefit visual tracking algorithms widely. However, the lack of exploitation on temporal information prevents tracking algorithms from adapting to appearances changing…

计算机视觉与模式识别 · 计算机科学 2019-08-05 Tao Hu , Lichao Huang , Xianming Liu , Han Shen

Spatial and temporal stream model has gained great success in video action recognition. Most existing works pay more attention to designing effective features fusion methods, which train the two-stream model in a separate way. However, it's…

计算机视觉与模式识别 · 计算机科学 2019-08-28 Jingran Zhang , Fumin Shen , Xing Xu , Heng Tao Shen

In the research field of few-shot learning, the main difference between image-based and video-based is the additional temporal dimension. In recent years, some works have used the Transformer to deal with frames, then get the attention…

计算机视觉与模式识别 · 计算机科学 2023-12-04 Fei Guo , Li Zhu , YiWang Wang , Jing Sun

In this paper, we propose the use of a semantic image, an improved representation for video analysis, principally in combination with Inception networks. The semantic image is obtained by applying localized sparse segmentation using global…

计算机视觉与模式识别 · 计算机科学 2019-10-25 Sunder Ali Khowaja , Seok-Lyong Lee

Long-term dense action anticipation is very challenging since it requires predicting actions and their durations several minutes into the future based on provided video observations. To model the uncertainty of future outcomes, stochastic…

计算机视觉与模式识别 · 计算机科学 2025-03-24 Olga Zatsarynna , Emad Bahrami , Yazan Abu Farha , Gianpiero Francesca , Juergen Gall

Multi-object tracking (MOT) is an important and practical task related to both surveillance systems and moving camera applications, such as autonomous driving and robotic vision. However, due to unreliable detection, occlusion and fast…

计算机视觉与模式识别 · 计算机科学 2018-11-20 Gaoang Wang , Yizhou Wang , Haotian Zhang , Renshu Gu , Jenq-Neng Hwang

Developing a technique for the automatic analysis of surveillance videos in order to identify the presence of violence is of broad interest. In this work, we propose a deep neural network for the purpose of recognizing violent videos. A…

计算机视觉与模式识别 · 计算机科学 2017-09-20 Swathikiran Sudhakaran , Oswald Lanz

Pre-trained vision-language models provide a robust foundation for efficient transfer learning across various downstream tasks. In the field of video action recognition, mainstream approaches often introduce additional modules to capture…

计算机视觉与模式识别 · 计算机科学 2025-03-19 Haoxing Chen , Zizheng Huang , Yan Hong , Yanshuo Wang , Zhongcai Lyu , Zhuoer Xu , Jun Lan , Zhangxuan Gu

Street scene change detection continues to capture researchers' interests in the computer vision community. It aims to identify the changed regions of the paired street-view images captured at different times. The state-of-the-art network…

计算机视觉与模式识别 · 计算机科学 2021-05-31 Shuo Chen , Kailun Yang , Rainer Stiefelhagen

Video action recognition has made significant strides, but challenges remain in effectively using both spatial and temporal information. While existing methods often focus on either spatial features (e.g., object appearance) or temporal…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Huilin Chen , Lei Wang , Yifan Chen , Tom Gedeon , Piotr Koniusz

We present a novel unsupervised framework to unlock vast unlabeled human demonstration data from continuous industrial video streams for Vision-Language-Action (VLA) model pre-training. Our method first trains a lightweight motion tokenizer…

计算机视觉与模式识别 · 计算机科学 2026-03-31 Jiajie Zhang , Sören Schwertfeger , Alexander Kleiner

Recent applications of Convolutional Neural Networks (ConvNets) for human action recognition in videos have proposed different solutions for incorporating the appearance and motion information. We study a number of ways of fusing ConvNet…

计算机视觉与模式识别 · 计算机科学 2016-09-27 Christoph Feichtenhofer , Axel Pinz , Andrew Zisserman

Efficient spatiotemporal modeling is an important yet challenging problem for video action recognition. Existing state-of-the-art methods exploit neighboring feature differences to obtain motion clues for short-term temporal modeling with a…

计算机视觉与模式识别 · 计算机科学 2021-12-20 Haisheng Su , Kunchang Li , Jinyuan Feng , Dongliang Wang , Weihao Gan , Wei Wu , Yu Qiao

Pre-trained Vision-Language-Action (VLA) models have achieved remarkable success in improving robustness and generalization for end-to-end robotic manipulation. However, these models struggle with long-horizon tasks due to their lack of…

机器人学 · 计算机科学 2025-11-13 Runhao Li , Wenkai Guo , Zhenyu Wu , Changyuan Wang , Haoyuan Deng , Zhenyu Weng , Yap-Peng Tan , Ziwei Wang

This paper presents the ARN-LSTM architecture, a novel multi-stream action recognition model designed to address the challenge of simultaneously capturing spatial motion and temporal dynamics in action sequences. Traditional methods often…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Chuanchuan Wang , Ahmad Sufril Azlan Mohmamed , Mohd Halim Bin Mohd Noor , Xiao Yang , Feifan Yi , Xiang Li

Temporal action detection (TAD), which locates and recognizes action segments, remains a challenging task in video understanding due to variable segment lengths and ambiguous boundaries. Existing methods treat neighboring contexts of an…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Ning Wang , Yun Xiao , Xiaopeng Peng , Xiaojun Chang , Xuanhong Wang , Dingyi Fang

Dominant approaches to action detection can only provide sub-optimal solutions to the problem, as they rely on seeking frame-level detections, to later compose them into "action tubes" in a post-processing step. With this paper we radically…

计算机视觉与模式识别 · 计算机科学 2017-08-08 Suman Saha , Gurkirt Singh , Fabio Cuzzolin

The ability to identify and temporally segment fine-grained human actions throughout a video is crucial for robotics, surveillance, education, and beyond. Typical approaches decouple this problem by first extracting local spatiotemporal…

计算机视觉与模式识别 · 计算机科学 2016-11-17 Colin Lea , Michael D. Flynn , Rene Vidal , Austin Reiter , Gregory D. Hager

Making accurate motion prediction of surrounding agents such as pedestrians and vehicles is a critical task when robots are trying to perform autonomous navigation tasks. Recent research on multi-modal trajectory prediction, including…

计算机视觉与模式识别 · 计算机科学 2020-10-16 YingQiao Wang