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Related papers: Towards Multi-class Pre-movement Classification

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Human action understanding is crucial for the advancement of multimodal systems. While recent developments, driven by powerful large language models (LLMs), aim to be general enough to cover a wide range of categories, they often overlook…

Computer Vision and Pattern Recognition · Computer Science 2025-01-03 Yongle Huang , Haodong Chen , Zhenbang Xu , Zihan Jia , Haozhou Sun , Dian Shao

Upper limb movement classification, which maps input signals to the target activities, is a key building block in the control of rehabilitative robotics. Classifiers are trained for the rehabilitative system to comprehend the desires of the…

Machine Learning · Computer Science 2023-03-10 Zihao Wang , Ravi Suppiah

For the 2D laser-based tasks, e.g., people detection and people tracking, leg detection is usually the first step. Thus, it carries great weight in determining the performance of people detection and people tracking. However, many leg…

Robotics · Computer Science 2022-04-15 Tianxi Wang , Feng Xue , Yu Zhou , Anlong Ming

This study presents a comprehensive approach for the clustering and classification of upper-limb surface electromyography (sEMG) signals during functional reach and grasp movements. The methodology was applied to the NINAPRO DB4 dataset,…

Machine Learning · Computer Science 2026-05-21 L. F. Salazar Álvarez , D. Escobar-Saltarén , M. B. Salazar Sánchez , S. C. Henao-Aguirre

Point cloud-based place recognition is crucial for mobile robots and autonomous vehicles, especially when the global positioning sensor is not accessible. LiDAR points are scattered on the surface of objects and buildings, which have strong…

Computer Vision and Pattern Recognition · Computer Science 2024-09-25 Qibo Qiu , Wenxiao Wang , Haochao Ying , Dingkun Liang , Haiming Gao , Xiaofei He

How to learn discriminative video representation from unlabeled videos is challenging but crucial for video analysis. The latest attempts seek to learn a representation model by predicting the appearance contents in the masked regions.…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Xinyu Sun , Peihao Chen , Liangwei Chen , Changhao Li , Thomas H. Li , Mingkui Tan , Chuang Gan

Motion estimation is a crucial component in multi-object tracking (MOT). It predicts the trajectory of objects by analyzing the changes in their positions in consecutive frames of images, reducing tracking failures and identity switches.…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Jian Song , Wei Mei , Yunfeng Xu , Qiang Fu , Renke Kou , Lina Bu , Yucheng Long

Temporal human action detection aims to identify and localize action segments within untrimmed videos, serving as a pivotal task in video understanding. Despite the progress achieved by prior architectures like CNN and Transformer models,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Yicheng Qiu , Keiji Yanai

Electromyography (EMG) signals have been successfully employed for driving prosthetic limbs of a single or double degree of freedom. This principle works by using the amplitude of the EMG signals to decide between one or two simpler…

Computer Vision and Pattern Recognition · Computer Science 2020-08-13 Asad Ullah , Sarwan Ali , Imdadullah Khan , Muhammad Asad Khan , Safiullah Faizullah

Detecting and segmenting individual objects, regardless of their category, is crucial for many applications such as action detection or robotic interaction. While this problem has been well-studied under the classic formulation of…

Computer Vision and Pattern Recognition · Computer Science 2020-04-02 Achal Dave , Pavel Tokmakov , Deva Ramanan

We propose an automatic system for organizing the content of a collection of unstructured videos of an articulated object class (e.g. tiger, horse). By exploiting the recurring motion patterns of the class across videos, our system: 1)…

Computer Vision and Pattern Recognition · Computer Science 2016-08-12 Luca Del Pero , Susanna Ricco , Rahul Sukthankar , Vittorio Ferrari

We introduce a novel deep learning framework for data-driven motion retargeting between skeletons, which may have different structure, yet corresponding to homeomorphic graphs. Importantly, our approach learns how to retarget without…

Computer Vision and Pattern Recognition · Computer Science 2020-05-13 Kfir Aberman , Peizhuo Li , Dani Lischinski , Olga Sorkine-Hornung , Daniel Cohen-Or , Baoquan Chen

In the realm of practical fine-grained visual classification applications rooted in deep learning, a common scenario involves training a model using a pre-existing dataset. Subsequently, a new dataset becomes available, prompting the desire…

Computer Vision and Pattern Recognition · Computer Science 2024-05-10 Zheming Zuo , Joseph Smith , Jonathan Stonehouse , Boguslaw Obara

Motion segmentation is a fundamental problem in computer vision and is crucial in various applications such as robotics, autonomous driving and action recognition. Recently, spectral clustering based methods have shown impressive results on…

Computer Vision and Pattern Recognition · Computer Science 2024-05-08 Yuxiang Huang , John Zelek

This paper provides a simple solution for reliably solving image classification tasks tied to spatial locations of salient objects in the scene. Unlike conventional image classification approaches that are designed to be invariant to…

Computer Vision and Pattern Recognition · Computer Science 2019-10-22 Akshay Rangesh , Mohan M. Trivedi

Recent advancements in foundation models, such as the Segment Anything Model (SAM), have shown strong performance in various vision tasks, particularly image segmentation, due to their impressive zero-shot segmentation capabilities.…

Computer Vision and Pattern Recognition · Computer Science 2025-05-12 Pengfei Gu , Haoteng Tang , Islam A. Ebeid , Jose A. Nunez , Fabian Vazquez , Diego Adame , Marcus Zhan , Huimin Li , Bin Fu , Danny Z. Chen

Detecting and preventing falls in humans is a critical component of assistive robotic systems. While significant progress has been made in detecting falls, the prediction of falls before they happen, and analysis of the transient state…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 Younggeol Cho , Gokhan Solak , Olivia Nocentini , Marta Lorenzini , Andrea Fortuna , Arash Ajoudani

Human motion detection is getting considerable attention in the field of Artificial Intelligence (AI) driven healthcare systems. Human motion can be used to provide remote healthcare solutions for vulnerable people by identifying particular…

Signal Processing · Electrical Eng. & Systems 2020-08-07 William Taylor , Syed Aziz Shah , Kia Dashtipour , Adnan Zahid , Qammer H. Abbasi , Muhammad Ali Imran

Rehabilitation exoskeletons have shown promising results in promoting recovery for stroke patients. Accurately and timely identifying the motion intentions of patients is a critical challenge in enhancing active participation during lower…

Quantitative Methods · Quantitative Biology 2025-12-16 Liangshou Zhang , Yanbin Liu , Hanchi Liu , Zheng Sun , Haozhi Zhang , Yang Zhang , Xin Ma

The task of skeleton-based action recognition remains a core challenge in human-centred scene understanding due to the multiple granularities and large variation in human motion. Existing approaches typically employ a single neural…

Computer Vision and Pattern Recognition · Computer Science 2021-08-11 Tailin Chen , Desen Zhou , Jian Wang , Shidong Wang , Yu Guan , Xuming He , Errui Ding