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Recently, pre-trained state space models have shown great potential for video classification, which sequentially compresses visual tokens in videos with linear complexity, thereby improving the processing efficiency of video data while…

Computer Vision and Pattern Recognition · Computer Science 2025-10-15 Jiahuan Zhou , Kai Zhu , Zhenyu Cui , Zichen Liu , Xu Zou , Gang Hua

Contextual information plays an important role in action recognition. Local operations have difficulty to model the relation between two elements with a long-distance interval. However, directly modeling the contextual information between…

Computer Vision and Pattern Recognition · Computer Science 2021-04-07 Congqi Cao , Yue Lu , Yifan Zhang , Dongmei Jiang , Yanning Zhang

Understanding the content of videos is one of the core techniques for developing various helpful applications in the real world, such as recognizing various human actions for surveillance systems or customer behavior analysis in an…

Computer Vision and Pattern Recognition · Computer Science 2019-07-12 Chiwan Song , Woobin Im , Sung-eui Yoon

We introduce a novel formulation for continuous space-time video super-resolution. Instead of decoupling the representation of a video sequence into separate spatial and temporal components and relying on brittle, explicit frame warping for…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Alexander Becker , Julius Erbach , Dominik Narnhofer , Konrad Schindler

In the domain of large foundation models, the Segment Anything Model (SAM) has gained notable recognition for its exceptional performance in image segmentation. However, tackling the video camouflage object detection (VCOD) task presents a…

Computer Vision and Pattern Recognition · Computer Science 2024-07-30 Muhammad Nawfal Meeran , Gokul Adethya T , Bhanu Pratyush Mantha

For a given video-based Human-Object Interaction scene, modeling the spatio-temporal relationship between humans and objects are the important cue to understand the contextual information presented in the video. With the effective…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Ning Wang , Guangming Zhu , Liang Zhang , Peiyi Shen , Hongsheng Li , Cong Hua

In this work, we propose an approach to the spatiotemporal localisation (detection) and classification of multiple concurrent actions within temporally untrimmed videos. Our framework is composed of three stages. In stage 1, appearance and…

Computer Vision and Pattern Recognition · Computer Science 2016-08-05 Suman Saha , Gurkirt Singh , Michael Sapienza , Philip H. S. Torr , Fabio Cuzzolin

We strive for spatio-temporal localization of actions in videos. The state-of-the-art relies on action proposals at test time and selects the best one with a classifier trained on carefully annotated box annotations. Annotating action boxes…

Computer Vision and Pattern Recognition · Computer Science 2017-12-14 Pascal Mettes , Jan C. van Gemert , Cees G. M. Snoek

Dynamical systems with long delay feedback can exhibit complicated temporal phenomena, which once re-organized in a two-dimensional space are reminiscent of spatio-temporal behavior. In this framework, normal forms description have been…

Pattern Formation and Solitons · Physics 2020-12-30 Francesco Marino , Giovanni Giacomelli

The prediction step is a very important part of hybrid video codecs. In this contribution, a novel spatio-temporal prediction algorithm is introduced. For this, the prediction is carried out in two steps. Firstly, a preliminary temporal…

Image and Video Processing · Electrical Eng. & Systems 2022-07-21 Jürgen Seiler , Thomas Richter , André Kaup

Video captioning is a challenging task that requires a deep understanding of visual scenes. State-of-the-art methods generate captions using either scene-level or object-level information but without explicitly modeling object interactions.…

Computer Vision and Pattern Recognition · Computer Science 2020-04-01 Boxiao Pan , Haoye Cai , De-An Huang , Kuan-Hui Lee , Adrien Gaidon , Ehsan Adeli , Juan Carlos Niebles

With the increase in interest in deployment of robots in unstructured environments to work alongside humans, the development of human-like sense of touch for robots becomes important. In this work, we implement a multi-channel neuromorphic…

Robotics · Computer Science 2021-09-06 Anupam K. Gupta , Andrei Nakagawa , Nathan F. Lepora , Nitish V. Thakor

Realistic videos of human actions exhibit rich spatiotemporal structures at multiple levels of granularity: an action can always be decomposed into multiple finer-grained elements in both space and time. To capture this intuition, we…

Computer Vision and Pattern Recognition · Computer Science 2015-09-01 Tian Lan , Yuke Zhu , Amir Roshan Zamir , Silvio Savarese

State-of-the-art object detectors usually learn multi-scale representations to get better results by employing feature pyramids. However, the current designs for feature pyramids are still inefficient to integrate the semantic information…

Computer Vision and Pattern Recognition · Computer Science 2018-08-27 Tao Kong , Fuchun Sun , Wenbing Huang , Huaping Liu

Due to the large memory footprint of untrimmed videos, current state-of-the-art video localization methods operate atop precomputed video clip features. These features are extracted from video encoders typically trained for trimmed action…

Computer Vision and Pattern Recognition · Computer Science 2021-08-18 Humam Alwassel , Silvio Giancola , Bernard Ghanem

Continuous sign language recognition (CSLR) requires precise spatio-temporal modeling to accurately recognize sequences of gestures in videos. Existing frameworks often rely on CNN-based spatial backbones combined with temporal convolution…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Ahmed Abul Hasanaath , Hamzah Luqman

Social event detection in a static image is a very challenging problem and it's very useful for internet of things applications including automatic photo organization, ads recommender system, or image captioning. Several publications show…

Computer Vision and Pattern Recognition · Computer Science 2016-12-14 Reza Fuad Rachmadi , Keiichi Uchimura , Gou Koutaki

Understanding temporal information and how the visual world changes over time is a fundamental ability of intelligent systems. In video understanding, temporal information is at the core of many current challenges, including compression,…

Computer Vision and Pattern Recognition · Computer Science 2019-10-31 Laura Sevilla-Lara , Shengxin Zha , Zhicheng Yan , Vedanuj Goswami , Matt Feiszli , Lorenzo Torresani

Multimodal large language models (MLLMs) have made remarkable progress in either temporal or spatial localization. However, they struggle to perform spatio-temporal video grounding. This limitation stems from two major challenges. Firstly,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-14 Jiankang Wang , Zhihan Zhang , Zhihang Liu , Yang Li , Jiannan Ge , Hongtao Xie , Yongdong Zhang

Designing a technique for the automatic analysis of different actions in videos in order to detect the presence of interested activities is of high significance nowadays. In this paper, we explore a robust and dynamic appearance technique…

Computer Vision and Pattern Recognition · Computer Science 2019-02-21 Abdul Basit