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Transient dynamics is pervasive in the human brain and poses challenging problems both in mathematical tractability and clinical observability. We investigate statistical properties of transient cortical wave patterns with characteristic…

斑图形成与孤子 · 物理学 2012-11-06 Markus A Dahlem , Thomas M Isele

Background: Mathematical modeling approaches are becoming ever more established in clinical neuroscience. They provide insight that is key to understand complex interactions of network phenomena, in general, and interactions within the…

神经元与认知 · 定量生物学 2014-04-25 Markus A. Dahlem , Jürgen Kurths , Michel D. Ferrari , Kazuyuki Aihara , Marten Scheffer , Arne May

Computational methods have complemented experimental and clinical neursciences and led to improvements in our understanding of the nervous systems in health and disease. In parallel, neuromodulation in form of electric and magnetic…

神经元与认知 · 定量生物学 2014-08-13 Markus A. Dahlem , Sebastian Rode , Arne May , Naoya Fujiwara , Yoshito Hirata , Kazuyuki Aihara , Jürgen Kurths

Migraine patients with aura show a peculiar pattern of visual reactivity compared with those of migraine patients without aura: an increased effective connectivity, connected to a reduced synchronization among EEG channels, for frequencies…

神经元与认知 · 定量生物学 2011-05-12 Sebastiano Stramaglia , Daniele Marinazzo , Mario Pellicoro , Marina de Tommaso

Migraine (MGR) ranks first among diseases in terms of years of lost healthy life in young adult and adult women. Currently, there is no theory of MGR. This paper presents a complete theory of migraine that explains its etiology, symptoms,…

神经元与认知 · 定量生物学 2024-08-14 Ari Rappoport

Familial hemiplegic migraine (FHM) is a rare subtype of migraine with aura. A mutation causing FHM type 3 (FHM3) has been identified in SCN1A encoding the Nav1.1 Na$^+$ channel. This genetic defect affects the inactivation gate. While the…

神经元与认知 · 定量生物学 2014-08-13 Markus A. Dahlem , Julia Schumacher , Niklas Hübel

In this paper, we characterize major depression (MD) as a complex dynamical system in which symptoms (e.g., insomnia and fatigue) are directly connected to one another in a network structure. We hypothesize that individuals can be…

This review provides a dynamical systems perspective on psychiatric symptoms and disease, and discusses its potential implications for diagnosis, prognosis, and treatment. After a brief introduction into the theory of dynamical systems, we…

神经元与认知 · 定量生物学 2018-09-18 Daniel Durstewitz , Quentin J. M. Huys , Georgia Koppe

Heterogeneous presentation of a neurological disorder suggests potential differences in the underlying pathophysiological changes that occur in the brain. We propose to model heterogeneous patterns of functional network differences using a…

机器学习 · 计算机科学 2021-04-16 Nicha C. Dvornek , Xiaoxiao Li , Juntang Zhuang , Pamela Ventola , James S. Duncan

In order to remain adaptable to a dynamic environment, neural activity must be simultaneously both sensitive and stable. To solve this problem, the brain has been hypothesised to sit near a critical boundary. Yet, precisely how criticality…

神经元与认知 · 定量生物学 2023-04-07 Brandon R. Munn , Eli J. Müller , James M. Shine

Brain functions require both segregated processing of information in specialized circuits, as well as integration across circuits to perform high-level information processing. One possible way to implement these seemingly opposing demands…

The human brain is a complex network that supports mental function. The nascent field of network neuroscience applies tools from mathematics to neuroimaging data in the hopes of shedding light on cognitive function. A critical question…

神经元与认知 · 定量生物学 2017-04-26 John D. Medaglia , Perry Zurn , Walter Sinnott-Armstrong , Danielle S. Bassett

Understanding how neural dynamics shape cognitive experiences remains a central challenge in neuroscience and psychiatry. Here, we present a novel framework leveraging state-to-output controllability from dynamical systems theory to model…

Major depressive disorder (MDD) is one of the most common mental disorders, with significant impacts on many daily activities and quality of life. It stands as one of the most common mental disorders globally and ranks as the second leading…

计算机视觉与模式识别 · 计算机科学 2024-12-31 Nojod M. Alotaibi , Areej M. Alhothali , Manar S. Ali

The ability to modulate brain states using targeted stimulation is increasingly being employed to treat neurological disorders and to enhance human performance. Despite the growing interest in brain stimulation as a form of neuromodulation,…

Mental stress is a vague though familiar concept that accounts for an agency of the good, the bad and the ugly, that operates in the brains of animated beings, in response to environmental stressors. In this work, we provide evidence for…

神经元与认知 · 定量生物学 2019-09-16 Jahan N. Schad

Neurostimulation technologies have seen a recent surge in interest from the neuroscience and controls communities alike due to their proven potential to treat conditions such as Parkinson's Disease, and depression. The provided stimulation…

系统与控制 · 电气工程与系统科学 2023-01-03 Gagan Acharya , Sebastian F. Ruf , Erfan Nozari

Mild cognitive impairment (MCI) leading to dementia results in a constellation of psychiatric disorders including depression, mood disorders, schizophrenia and others. With increasing age, mild cognitive impairment leads to increased…

神经元与认知 · 定量生物学 2023-08-10 Sheng Mai

Neurodegenerative diseases are characterized by the accumulation of misfolded proteins and widespread disruptions in brain function. Computational modeling has advanced our understanding of these processes, but efforts have traditionally…

In this paper, we provide another angle to analyze the reasons why Alzheimer Disease exists. We analyze the dynamic mechanism of Alzheimer Disease based on the cognitive model that established from artificial neural network. We can provide…

其他计算机科学 · 计算机科学 2014-11-18 Zhi Cheng
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