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This article investigates emergence and complexity in complex systems that can share information on a network. To this end, we use a theoretical approach from information theory, computability theory, and complex networks. One key studied…

信息论 · 计算机科学 2019-03-20 Felipe S. Abrahão , Klaus Wehmuth , Artur Ziviani

Time series from different regions of interest (ROI) of default mode network (DMN) from Functional Magnetic Resonance Imaging (fMRI) can reveal significant differences between healthy and unhealthy people. Here, we propose the utility of an…

机器学习 · 计算机科学 2024-07-30 Sneha Noble , Chakka Sai Pradeep , Neelam Sinha , Thomas Gregor Issac

Normal fetal adipose tissue (AT) development is essential for perinatal well-being. AT, or simply fat, stores energy in the form of lipids. Malnourishment may result in excessive or depleted adiposity. Although previous studies showed a…

We characterise the evolution of a dynamical system by combining two well-known complex systems' tools, namely, symbolic ordinal analysis and networks. From the ordinal representation of a time-series we construct a network in which every…

The availability of empirical data that capture the structure and behavior of complex networked systems has been greatly increased in recent years, however a versatile computational toolbox for unveiling a complex system's nodal and…

物理与社会 · 物理学 2022-03-28 Ting-Ting Gao , Gang Yan

The human brain undergoes rapid development during the third trimester of pregnancy. In this work, we model the neonatal development of the infant brain in this age range. As a basis, we use MR images of preterm- and term-birth neonates…

图像与视频处理 · 电气工程与系统科学 2024-08-19 Florentin Bieder , Paul Friedrich , Hélène Corbaz , Alicia Durrer , Julia Wolleb , Philippe C. Cattin

Human brain development is rapid during infancy and early childhood. Many disease processes impair this development. Therefore, brain developmental age estimation (BDAE) is essential for all diseases affecting cognitive development. Brain…

图像与视频处理 · 电气工程与系统科学 2019-11-06 Mahdieh Shabanian , Eugene C. Eckstein , Hao Chen , John P. DeVincenzo

Deep learning methods for classifying medical images have demonstrated impressive accuracy in a wide range of tasks but often these models are hard to interpret, limiting their applicability in clinical practice. In this work we introduce a…

图像与视频处理 · 电气工程与系统科学 2019-08-13 James R. Clough , Ilkay Oksuz , Esther Puyol-Anton , Bram Ruijsink , Andrew P. King , Julia A. Schnabel

Many real-world complex systems, such as epidemic spreading networks and ecosystems, can be modeled as networked dynamical systems that produce multivariate time series. Learning the intrinsic dynamics from observational data is pivotal for…

机器学习 · 计算机科学 2024-12-30 Yanna Ding , Zijie Huang , Malik Magdon-Ismail , Jianxi Gao

Time series analysis has proven to be a powerful method to characterize several phenomena in biology, neuroscience and economics, and to understand some of their underlying dynamical features. Despite a plethora of methods have been…

物理与社会 · 物理学 2023-03-01 Andrea Santoro , Federico Battiston , Giovanni Petri , Enrico Amico

The incidences of atrial fibrillation (AFib) are increasing at a daunting rate worldwide. For the early detection of the risk of AFib, we have developed an automatic detection system based on deep neural networks. For achieving better…

信号处理 · 电气工程与系统科学 2022-02-11 Prateek Singh , Ambalika Sharma , Shreesha Maiya

Despite remarkable capabilities, artificial neural networks exhibit limited flexible, generalizable intelligence. This limitation stems from their fundamental divergence from biological cognition that overlooks both neural regions'…

人工智能 · 计算机科学 2025-11-05 Boheng Liu , Ziyu Li , Qing Li , Xia Wu

In biological evolution complex neural structures grow from a handful of cellular ingredients. As genomes in nature are bounded in size, this complexity is achieved by a growth process where cells communicate locally to decide whether to…

神经与进化计算 · 计算机科学 2024-05-15 Eleni Nisioti , Erwan Plantec , Milton Montero , Joachim Winther Pedersen , Sebastian Risi

Artificial Neural Network (ANN) is used as numerical methode in solving modified Nonlinear Schroedinger (NLS) equation with Dispersion Managed System (DMS) for jitter analysis. We take the optical axis z and the time t as input, and then…

斑图形成与孤子 · 物理学 2007-05-23 F. P. Zen , B. E. Gunara , W. Hidayat , Z. A. Thalib , H. Zainuddin , J. Aminuddin

Alzheimer's disease (AD) is a neurodegenerative disorder marked by memory loss and cognitive decline, making early detection vital for timely intervention. However, early diagnosis is challenging due to the heterogeneous presentation of…

神经元与认知 · 定量生物学 2025-09-24 Ali Khazaee , Abdolreza Mohammadi , Ruairi O'Reilly

Alzheimer's disease (AD) is a progressive neurodegenerative condition necessitating early and precise diagnosis to provide prompt clinical management. Given the paramount importance of early diagnosis, recent studies have increasingly…

机器学习 · 计算机科学 2026-02-18 Fatemeh Khalvandi , Saadat Izadi , Abdolah Chalechale

Empirically observed time series in physics, biology, or medicine, are commonly generated by some underlying dynamical system (DS) which is the target of scientific interest. There is an increasing interest to harvest machine learning…

机器学习 · 计算机科学 2022-07-07 Daniel Kramer , Philine Lou Bommer , Carlo Tombolini , Georgia Koppe , Daniel Durstewitz

Planning the optimal time of intervention for pulmonary valve replacement surgery in patients with the congenital heart disease Tetralogy of Fallot (TOF) is mainly based on ventricular volume and function according to current guidelines.…

图像与视频处理 · 电气工程与系统科学 2020-02-12 Sven Koehler , Animesh Tandon , Tarique Hussain , Heiner Latus , Thomas Pickardt , Samir Sarikouch , Philipp Beerbaum , Gerald Greil , Sandy Engelhardt , Ivo Wolf

In this article, we propose the optimization of the resolution of time-frequency atoms and the regularization of fitting models to obtain better representations of heart sound signals. This is done by evaluating the classification…

声音 · 计算机科学 2026-04-15 Mahmoud Fakhry , Ascensión Gallardo-Antolín

Bone age is an important measure for assessing the skeletal and biological maturity of children. Delayed or increased bone age is a serious concern for pediatricians, and needs to be accurately assessed in a bid to determine whether bone…

计算机视觉与模式识别 · 计算机科学 2021-04-19 Ibrahim Salim , A. Ben Hamza