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Related papers: Robust 3D Action Recognition through Sampling Loca…

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Skeleton data carries valuable motion information and is widely explored in human action recognition. However, not only the motion information but also the interaction with the environment provides discriminative cues to recognize the…

Computer Vision and Pattern Recognition · Computer Science 2022-05-11 Liang Xu , Cuiling Lan , Wenjun Zeng , Cewu Lu

3D action recognition is referred to as the classification of action sequences which consist of 3D skeleton joints. While many research work are devoted to 3D action recognition, it mainly suffers from three problems: highly complicated…

Computer Vision and Pattern Recognition · Computer Science 2021-09-08 Bin Sun , Shaofan Wang , Dehui Kong , Lichun Wang , Baocai Yin

Environmental perception with the multi-modal fusion of radar and camera is crucial in autonomous driving to increase accuracy, completeness, and robustness. This paper focuses on utilizing millimeter-wave (MMW) radar and camera sensor…

Computer Vision and Pattern Recognition · Computer Science 2022-11-01 Taohua Zhou , Yining Shi , Junjie Chen , Kun Jiang , Mengmeng Yang , Diange Yang

Long-term complex activity recognition and localisation can be crucial for decision making in autonomous systems such as smart cars and surgical robots. Here we address the problem via a novel deformable, spatiotemporal scene graph…

Computer Vision and Pattern Recognition · Computer Science 2022-11-01 Salman Khan , Fabio Cuzzolin

3D skeleton-based motion prediction and activity recognition are two interwoven tasks in human behaviour analysis. In this work, we propose a motion context modeling methodology that provides a new way to combine the advantages of both…

Computer Vision and Pattern Recognition · Computer Science 2021-08-04 Dianhao Zhang , Ngo Anh Vien , Mien Van , Sean McLoone

LiDAR-based 3D object detection and semantic segmentation are critical tasks in 3D scene understanding. Traditional detection and segmentation methods supervise their models through bounding box labels and semantic mask labels. However,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Maoji Zheng , Ziyu Xu , Qiming Xia , Hai Wu , Chenglu Wen , Cheng Wang

Dynamic imaging is a recently proposed action description paradigm for simultaneously capturing motion and temporal evolution information, particularly in the context of deep convolutional neural networks (CNNs). Compared with optical flow…

Computer Vision and Pattern Recognition · Computer Science 2018-12-31 Yang Xiao , Jun Chen , Yancheng Wang , Zhiguo Cao , Joey Tianyi Zhou , Xiang Bai

Open-vocabulary object detection (OVOD) aims to detect the objects beyond the set of classes observed during training. This work introduces a straightforward and efficient strategy that utilizes pre-trained vision-language models (VLM),…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Shilin Xu , Xiangtai Li , Size Wu , Wenwei Zhang , Yunhai Tong , Chen Change Loy

Motivated by the success of data-driven convolutional neural networks (CNNs) in object recognition on static images, researchers are working hard towards developing CNN equivalents for learning video features. However, learning video…

Computer Vision and Pattern Recognition · Computer Science 2015-05-19 Zhenzhong Lan , Dezhong Yao , Ming Lin , Shoou-I Yu , Alexander Hauptmann

We present a dual-pathway approach for recognizing fine-grained interactions from videos. We build on the success of prior dual-stream approaches, but make a distinction between the static and dynamic representations of objects and their…

Computer Vision and Pattern Recognition · Computer Science 2021-04-02 Tae Soo Kim , Jonathan Jones , Gregory D. Hager

We address human action recognition from multi-modal video data involving articulated pose and RGB frames and propose a two-stream approach. The pose stream is processed with a convolutional model taking as input a 3D tensor holding data…

Computer Vision and Pattern Recognition · Computer Science 2017-08-08 Fabien Baradel , Christian Wolf , Julien Mille

3D object detection is an essential perception task in autonomous driving to understand the environments. The Bird's-Eye-View (BEV) representations have significantly improved the performance of 3D detectors with camera inputs on popular…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Zijian Zhu , Yichi Zhang , Hai Chen , Yinpeng Dong , Shu Zhao , Wenbo Ding , Jiachen Zhong , Shibao Zheng

In this paper, a LiDAR-inertial odometry (LIO) method that eliminates the influence of moving objects in dynamic driving scenarios is proposed. This method constructs binarized labels for 3D points of current sweep, and utilizes the label…

Robotics · Computer Science 2024-09-23 Zikang Yuan , Xiaoxiang Wang , Jingying Wu , Junda Cheng , Xin Yang

Action recognition, which is formulated as a task to identify various human actions in a video, has attracted increasing interest from computer vision researchers due to its importance in various applications. Recently, appearance-based…

Computer Vision and Pattern Recognition · Computer Science 2020-11-26 Jack Humphreys , Zhe Chen , Dacheng Tao

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

In this paper, a robust visual tracking approach via mixed model based convolutional neural networks (SDT) is developed. In order to handle abrupt or fast motion, a prior map is generated to facilitate the localization of region of interest…

Computer Vision and Pattern Recognition · Computer Science 2018-12-20 Fangwen Tu , Shuzhi Sam Ge , Chang Chieh Hang

The Earth, a temporal complex system, is witnessing a shift in research on its coordinate system, moving away from conventional static positioning toward embracing dynamic modeling. Early positioning concentrates on static natural…

Geophysics · Physics 2025-05-13 Junfan Yi , Ke-ke Shang , Michael Small

In the field of autonomous driving, accurate and comprehensive perception of the 3D environment is crucial. Bird's Eye View (BEV) based methods have emerged as a promising solution for 3D object detection using multi-view images as input.…

Computer Vision and Pattern Recognition · Computer Science 2024-01-09 Qiu Zhou , Jinming Cao , Hanchao Leng , Yifang Yin , Yu Kun , Roger Zimmermann

We introduce a perception-related function, OWL, designed to address the complex challenges of 3D perception during motion. It derives its values directly from two fundamental visual motion cues, with one set of cue values per point per…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Daniel Raviv , Juan D. Yepes

Skeleton-based action representation learning aims to interpret and understand human behaviors by encoding the skeleton sequences, which can be categorized into two primary training paradigms: supervised learning and self-supervised…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Yang Chen , Tian He , Junfeng Fu , Ling Wang , Jingcai Guo , Ting Hu , Hong Cheng