中文
相关论文

相关论文: Discovery of Important Subsequences in Electrocard…

200 篇论文

As the frontline data for cancer diagnosis, microscopic pathology images are fundamental for providing patients with rapid and accurate treatment. However, despite their practical value, the deep learning community has largely overlooked…

计算机视觉与模式识别 · 计算机科学 2025-06-23 Sungrae Hong , Hyeongmin Park , Youngsin Ko , Sol Lee , Bryan Wong , Mun Yong Yi

Deep learning applied to electrocardiogram (ECG) data can be used to achieve personal authentication in biometric security applications, but it has not been widely used to diagnose cardiovascular disorders. We developed a deep learning…

机器学习 · 计算机科学 2020-12-02 Song-Kyoo Kim , Chan Yeob Yeun , Paul D. Yoo , Nai-Wei Lo , Ernesto Damiani

Similarity measures for time series are important problems for time series classification. To handle the nonlinear time distortions, Dynamic Time Warping (DTW) has been widely used. However, DTW is not learnable and suffers from a trade-off…

计算机视觉与模式识别 · 计算机科学 2023-09-14 Shinnosuke Matsuo , Xiaomeng Wu , Gantugs Atarsaikhan , Akisato Kimura , Kunio Kashino , Brian Kenji Iwana , Seiichi Uchida

Electrocardiogram (ECG) signal is a common and powerful tool to study heart function and diagnose several abnormal arrhythmias. While there have been remarkable improvements in cardiac arrhythmia classification methods, they still cannot…

定量方法 · 定量生物学 2019-03-14 Sajad Mousavi , Fatemeh Afghah , U. Rajendra Acharya

Soft dynamic time warping (SDTW) is a differentiable loss function that allows for training neural networks from weakly aligned data. Typically, SDTW is used to iteratively compute and refine soft alignments that compensate for temporal…

音频与语音处理 · 电气工程与系统科学 2023-08-11 Johannes Zeitler , Simon Deniffel , Michael Krause , Meinard Müller

Heart disease is a serious worldwide health issue because it claims the lives of many people who might have been treated if the disease had been identified earlier. The leading cause of death in the world is cardiovascular disease, usually…

机器学习 · 计算机科学 2024-09-10 Akua Sekyiwaa Osei-Nkwantabisa , Redeemer Ntumy

Time series analysis is a field of data science which is interested in analyzing sequences of numerical values ordered in time. Time series are particularly interesting because they allow us to visualize and understand the evolution of a…

机器学习 · 计算机科学 2020-10-02 Hassan Ismail Fawaz

Continuous Dynamic Time Warping (CDTW) measures the similarity of polygonal curves robustly to outliers and to sampling rates, but the design and analysis of CDTW algorithms face multiple challenges. We show that CDTW cannot be computed…

计算几何 · 计算机科学 2026-04-10 Kevin Buchin , Maike Buchin , Jan Erik Swiadek , Sampson Wong

Electrocardiogram (ECG), a technique for medical monitoring of cardiac activity, is an important method for identifying cardiovascular disease. However, analyzing the increasing quantity of ECG data consumes a lot of medical resources. This…

信号处理 · 电气工程与系统科学 2022-10-13 Xinyao Hou , Shengmei Qin , Jianbo Su

Electrocardiograms (ECGs) are an established technique to screen for abnormal cardiac signals. Recent work has established that it is possible to detect arrhythmia directly from the ECG signal using deep learning algorithms. While a few…

信号处理 · 电气工程与系统科学 2024-11-28 Hyewon Jeong , Suyeol Yun , Hammaad Adam

In this work Time Series Classification techniques are investigated, and especially their applicability in applications where there are significant differences between the individuals where data is collected, and the individuals where the…

信号处理 · 电气工程与系统科学 2022-03-31 Erik Jakobsson , Erik Frisk , Mattias Krysander , Robert Pettersson

Time series similarity measures are highly relevant in a wide range of emerging applications including training machine learning models, classification, and predictive modeling. Standard similarity measures for time series most often…

机器学习 · 计算机科学 2021-01-22 Lucas Cassiel Jacaruso

In real-world time series recognition applications, it is possible to have data with varying length patterns. However, when using artificial neural networks (ANN), it is standard practice to use fixed-sized mini-batches. To do this, time…

机器学习 · 计算机科学 2022-12-14 Brian Kenji Iwana

The elasticity of the DTW metric provides a more flexible comparison between time series and is used in numerous machine learning domains such as classification or clustering. However, it does not align the measurements at the beginning and…

数据结构与算法 · 计算机科学 2024-02-13 Lucas Foulon , Ilyes Korichi , Xavier Millot

Electrophysiological observation plays a major role in epilepsy evaluation. However, human interpretation of brain signals is subjective and prone to misdiagnosis. Automating this process, especially seizure detection relying on scalp-based…

机器学习 · 计算机科学 2018-07-06 David Ahmedt-Aristizabal , Clinton Fookes , Kien Nguyen , Sridha Sridharan

Sequence classification algorithms, such as SVM, require a definition of distance (similarity) measure between two sequences. A commonly used notion of similarity is the number of matches between $k$-mers ($k$-length subsequences) in the…

数据结构与算法 · 计算机科学 2017-12-13 Muhammad Farhan , Juvaria Tariq , Arif Zaman , Mudassir Shabbir , Imdad Ullah Khan

Arrhythmias are irregularities in the hearts electrical system which cause rapid and irregular heartbeats. These heart conditions affect over 33 million people globally and significantly increase the risk of severe complications, including…

信号处理 · 电气工程与系统科学 2024-10-29 Praveen Kumar Pandian Shanmuganathan , Vatsal Sivaratri

Quantifying similarities between time series in a meaningful way remains a challenge in time series analysis, despite many advances in the field. Most real-world solutions still rely on a few popular measures, such as Euclidean Distance…

机器学习 · 计算机科学 2024-11-18 Mahsa Khazaei , Azim Ahmadzadeh , Krishna Rukmini Puthucode

Electromyography (EMG) refers to a biomedical signal indicating neuromuscular activity and muscle morphology. Experts accurately diagnose neuromuscular disorders using this time series. Modern data analysis techniques have recently led to…

社会与信息网络 · 计算机科学 2021-08-17 Samaneh Samiei , Nasser Ghadiri , Behnaz Ansari

We investigate usage of dynamic time warping (DTW) algorithm for aligning raw signal data from MinION sequencer. DTW is mostly using for fast alignment for selective sequencing to quickly determine whether a read comes from sequence of…

定量方法 · 定量生物学 2017-05-05 Vladimír Boža , Broňa Brejová , Tomáš Vinař