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Related papers: Topological Data Analysis (TDA) Techniques Enhance…

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Advancements in non-invasive electroencephalogram (EEG)-based Brain-Computer Interface (BCI) technology have enabled communication through brain activity, offering significant potential for individuals with motor impairments. Existing…

Signal Processing · Electrical Eng. & Systems 2024-09-26 Jingyuan Li , Yansen Wang , Nie Lin , Dongsheng Li

Topological data analysis (TDA) is a rapidly evolving field in applied mathematics and data science that leverages tools from topology to uncover robust, shape-driven insights in complex datasets. The main workhorse is persistent homology,…

History and Overview · Mathematics 2025-07-29 Zhe Su , Xiang Liu , Layal Bou Hamdan , Vasileios Maroulas , Jie Wu , Gunnar Carlsson , Guo-Wei Wei

Accurate estimation of the in-hand pose of an object based on its CAD model is crucial in both industrial applications and everyday tasks, ranging from positioning workpieces and assembling components to seamlessly inserting devices like…

Machine Learning · Computer Science 2025-09-22 Mingdong Wu , Long Yang , Jin Liu , Weiyao Huang , Lehong Wu , Zelin Chen , Daolin Ma , Hao Dong

In this paper, two modern adaptive signal processing techniques, Empirical Intrinsic Geometry and Synchrosqueezing transform, are applied to quantify different dynamical features of the respiratory and electroencephalographic signals. We…

Medical Physics · Physics 2014-10-07 Hau-tieng Wu , Ronen Talmon , Yu-Lun Lo

Rest is essential for a high-level physiological and psychological performance. It is also necessary for the muscles to repair, rebuild, and strengthen. There is a significant correlation between the quality of rest and the resting posture.…

Machine Learning · Computer Science 2021-08-27 Md. Mohsin Sarker Raihan , Muhammad Muinul Islam , Fariha Fairoz , Abdullah Bin Shams

Estimating 3D interacting hand pose from a single RGB image is essential for understanding human actions. Unlike most previous works that directly predict the 3D poses of two interacting hands simultaneously, we propose to decompose the…

Computer Vision and Pattern Recognition · Computer Science 2022-07-25 Hao Meng , Sheng Jin , Wentao Liu , Chen Qian , Mengxiang Lin , Wanli Ouyang , Ping Luo

Inferring topological and geometrical information from data can offer an alternative perspective on machine learning problems. Methods from topological data analysis, e.g., persistent homology, enable us to obtain such information,…

Computer Vision and Pattern Recognition · Computer Science 2018-02-19 Christoph Hofer , Roland Kwitt , Marc Niethammer , Andreas Uhl

This work is devoted to a comprehensive analysis of topological data analysis fortime series classification. Previous works have significant shortcomings, such aslack of large-scale benchmarking or missing state-of-the-art methods. In this…

Machine Learning · Computer Science 2020-10-13 Polina Pilyugina , Rodrigo Rivera-Castro , Eugeny Burnaev

Topological Data Analysis (TDA) has been successfully used for various tasks in signal/image processing, from visualization to supervised/unsupervised classification. Often, topological characteristics are obtained from persistent homology…

Sound · Computer Science 2023-10-11 Guillem Bonafos , Jean-Marc Freyermuth , Pierre Pudlo , Samuel Tronçon , Arnaud Rey

This paper investigates how Transformer language models (LMs) fine-tuned for acceptability classification capture linguistic features. Our approach uses the best practices of topological data analysis (TDA) in NLP: we construct directed…

Computation and Language · Computer Science 2023-10-04 Irina Proskurina , Irina Piontkovskaya , Ekaterina Artemova

The classification of electrocardiogram (ECG) plays a crucial role in the development of an automatic cardiovascular diagnostic system. However, considerable variances in ECG signals between individuals is a significant challenge. Changes…

Signal Processing · Electrical Eng. & Systems 2023-06-08 Md Niaz Imtiaz , Naimul Khan

The aim of this work was to identify six basic movements of the hand using two systems. Being an interdisciplinary topic, there has been conducted studying in the anatomy of forearm muscles, biosignals, the method of electromyography (EMG)…

Signal Processing · Electrical Eng. & Systems 2019-06-20 Christos Sapsanis

Brain-computer interface (BCI) technology enables direct interaction between humans and computers by analyzing brain signals. Electroencephalogram (EEG) is one of the non-invasive tools used in BCI systems, providing high temporal…

Signal Processing · Electrical Eng. & Systems 2024-11-18 Hyeon-Taek Han , Dae-Hyeok Lee , Heon-Gyu Kwak

Identifying molecular signatures from complex disease patients with underlying symptomatic similarities is a significant challenge in the analysis of high dimensional multi-omics data. Topological data analysis (TDA) provides a way of…

Genomics · Quantitative Biology 2024-04-23 Davide Gurnari , Aldo Guzmán-Sáenz , Filippo Utro , Aritra Bose , Saugata Basu , Laxmi Parida

Topological data analysis (TDA) is a tool from data science and mathematics that is beginning to make waves in environmental science. In this work, we seek to provide an intuitive and understandable introduction to a tool from TDA that is…

Machine Learning · Computer Science 2025-07-15 Lander Ver Hoef , Henry Adams , Emily J. King , Imme Ebert-Uphoff

Unlike traditional robotic hands, underactuated compliant hands are challenging to model due to inherent uncertainties. Consequently, pose estimation of a grasped object is usually performed based on visual perception. However, visual…

Robotics · Computer Science 2024-01-18 Osher Azulay , Inbar Ben-David , Avishai Sintov

This work presents a comparative evaluation of two fundamentally different feature extraction paradigms--Histogram of Oriented Gradients (HOG) and Topological Data Analysis (TDA)--for medical image classification, with a focus on retinal…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Faisal Ahmed

Motor imagery classification based on electroencephalography (EEG) signals is one of the most important brain-computer interface applications, although it needs further improvement. Several methods have attempted to obtain useful…

Computer Vision and Pattern Recognition · Computer Science 2024-03-08 Takuto Fukushima , Ryusuke Miyamoto

Nowadays, Machine Learning and Deep Learning methods have become the state-of-the-art approach to solve data classification tasks. In order to use those methods, it is necessary to acquire and label a considerable amount of data; however,…

Computer Vision and Pattern Recognition · Computer Science 2022-05-20 Adrián Inés , César Domínguez , Jónathan Heras , Gadea Mata , Julio Rubio

Emotion recognition has significant potential in healthcare and affect-sensitive systems such as brain-computer interfaces (BCIs). However, challenges such as the high cost of labeled data and variability in electroencephalogram (EEG)…

Signal Processing · Electrical Eng. & Systems 2024-11-21 Md Niaz Imtiaz , Naimul Khan
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