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Related papers: Multiple change point detection in functional data…

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A new dimension reduction methodology for change-point detection in functional means is developed in this paper. The major advantage and novelty of the proposed method is its efficiency in selecting basis functions that capture the change,…

Methodology · Statistics 2022-09-13 Shuhao Jiao , Ngai-Hang Chan , Chun-Yip Yau

In this paper, we introduce two robust, nonparametric methods for multiple change-point detection in the variability of a multivariate sequence of observations. We demonstrate that changes in ranks generated from data depth functions can be…

Methodology · Statistics 2021-11-30 Kelly Ramsay , Shoja'eddin Chenouri

Large volumes of spatiotemporal data, characterized by high spatial and temporal variability, may experience structural changes over time. Unlike traditional change-point problems, each sequence in this context consists of function-valued…

Methodology · Statistics 2025-06-12 Fengyi Song , Decai Liang , Changliang Zou

Human activity analysis based on sensor data plays a significant role in behavior sensing, human-machine interaction, health care, and so on. The current research focused on recognizing human activity and posture at the activity pattern…

Computers and Society · Computer Science 2022-01-20 Yao Yao , Zhuolun Wang , Peng Luo , Hanyu Yin , Ziqi Liu , Jiaqi Zhang , Nengjing Guo , Qingfeng Guan

This work presents a comparative study of existing and new techniques to detect knee injuries by leveraging Stanford's MRNet Dataset. All approaches are based on deep learning and we explore the comparative performances of transfer learning…

Image and Video Processing · Electrical Eng. & Systems 2020-10-06 David Azcona , Kevin McGuinness , Alan F. Smeaton

The objective assessment of gait kinematics is crucial in evaluating human movement, informing clinical decisions, and advancing rehabilitation and assistive technologies. Assessing gait symmetry, in particular, holds significant importance…

Human-Computer Interaction · Computer Science 2024-11-19 Hanieh Moradi , Yas Vaseghi , Arash Abbasi Larki , Akram Shojaei , Mehdi Delrobaei

Biomechanical and clinical gait research observes muscles and tendons in limbs to study their functions and behaviour. Therefore, movements of distinct anatomical landmarks, such as muscle-tendon junctions, are frequently measured. We…

Re-identifying participants in ultra-distance running competitions can be daunting due to the extensive distances and constantly changing terrain. To overcome these challenges, computer vision techniques have been developed to analyze…

Computer Vision and Pattern Recognition · Computer Science 2025-08-28 David Freire-Obregón , Javier Lorenzo-Navarro , Oliverio J. Santana , Daniel Hernández-Sosa , Modesto Castrillón-Santana

This study presents an innovative computer vision framework designed to analyze human movements in industrial settings, aiming to enhance biomechanical analysis by integrating seamlessly with existing software. Through a combination of…

Computer Vision and Pattern Recognition · Computer Science 2024-04-03 Jesudara Omidokun , Darlington Egeonu , Bochen Jia , Liang Yang

We propose a new multiple change-point detection framework for multivariate and non-Euclidean data. First, we combine graph-based statistics with wild binary segmentation or seeded binary segmentation to search for a pool of candidate…

Methodology · Statistics 2021-10-05 Yuxuan Zhang , Hao Chen

In recent years, the occurrence of falls has increased and has had detrimental effects on older adults. Therefore, various machine learning approaches and datasets have been introduced to construct an efficient fall detection algorithm for…

Computer Vision and Pattern Recognition · Computer Science 2022-05-13 Thao V. Ha , Hoang Nguyen , Son T. Huynh , Trung T. Nguyen , Binh T. Nguyen

A common challenge in home-based rehabilitation is muscle compensation induced by pain or fatigue, where patients with weakened primary muscles recruit secondary muscle groups to assist their movement, causing issues such as delayed…

Signal Processing · Electrical Eng. & Systems 2025-08-26 Ming Xuan Chua , Shuhua Peng , Thanh Nho Do , Chun Hui Wang , Liao Wu

Changepoint detection is commonly formulated by minimizing the sum of in-sample losses to quantify the model's overall fit. However, for flexible modeling procedures -- especially those involving high-dimensional parameter spaces or…

Methodology · Statistics 2026-05-05 Chengde Qian , Guanghui Wang , Zhaojun Wang , Changliang Zou

Aging and chronic conditions affect older adults' daily lives, making the early detection of developing health issues crucial. Weakness, which is common across many conditions, can subtly alter physical movements and daily activities.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Chen Long-fei , Muhammad Ahmed Raza , Craig Innes , Subramanian Ramamoorthy , Robert B. Fisher

A common challenge in Bicep Curls rehabilitation is muscle compensation, where patients adopt alternative movement patterns when the primary muscle group cannot act due to injury or fatigue, significantly decreasing the effectiveness of…

Robotics · Computer Science 2024-05-28 Ming Xuan Chua , Yoshiro Okubo , Shuhua Peng , Thanh Nho Do , Chun Hui Wang , Liao Wu

Although automatic techniques have been employed in manufacturing industries to increase productivity and efficiency, there are still lots of manual handling jobs, especially for assembly and maintenance jobs. In these jobs, musculoskeletal…

Robotics · Computer Science 2010-10-29 Liang Ma , Damien Chablat , Fouad Bennis , Wei Zhang , François Guillaume

Although automatic techniques have been employed in manufacturing industries to increase productivity and efficiency, there are still lots of manual handling jobs, especially for assembly and maintenance jobs. In these jobs, musculoskeletal…

Robotics · Computer Science 2009-01-08 Liang Ma , Damien Chablat , Fouad Bennis , Wei Zhang , François Guillaume

Advanced wearable sensor devices have enabled the recording of vast amounts of movement data from individuals regarding their physical activities. This data offers valuable insights that enhance our understanding of how physical activities…

Software Engineering · Computer Science 2024-08-20 Thomas Peroutka , Ilir Murturi , Praveen Kumar Donta , Schahram Dustdar

A new approach to detect change points based on differential smoothing and multiple testing is presented for long data sequences modeled as piecewise constant functions plus stationary ergodic Gaussian noise. As an application of the STEM…

Statistics Theory · Mathematics 2019-11-20 Dan Cheng , Zhibing He , Armin Schwartzman

In recent years, single modality based gait recognition has been extensively explored in the analysis of medical images or other sensory data, and it is recognised that each of the established approaches has different strengths and…

Computer Vision and Pattern Recognition · Computer Science 2021-01-08 Aite Zhao , Jianbo Li , Junyu Dong , Lin Qi , Qianni Zhang , Ning Li , Xin Wang , Huiyu Zhou