AIMC Topic:
Computer Simulation

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Multifidelity computing for coupling full and reduced order models.

PloS one Feb 11, 2021
Hybrid physics-machine learning models are increasingly being used in simulations of transport processes. Many complex multiphysics systems relevant to scientific and engineering applications include multiple spatiotemporal scales and comprise a mult...
Big Data Machine Learning Models, Theoretical Algorithms Physical Phenomena Computer Simulation
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Whole-brain modelling of resting state fMRI differentiates ADHD subtypes and facilitates stratified neuro-stimulation therapy.

NeuroImage Feb 10, 2021
Recent advances in non-linear computational and dynamical modelling have opened up the possibility to parametrize dynamic neural mechanisms that drive complex behavior. Importantly, building models of neuronal processes is of key importance to fully ...
Young Adult Nerve Net Adult Attention Deficit Disorder with Hyperactivity Humans Male Cohort Studies Brain Neural Networks, Computer Middle Aged Magnetic Resonance Imaging Computer Simulation Deep Brain Stimulation Female Rest
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Isogeometric finite element-based simulation of the aortic heart valve: Integration of neural network structural material model and structural tensor fiber architecture representations.

International journal for numerical methods in biomedical engineering Feb 10, 2021
The functional complexity of native and replacement aortic heart valves (AVs) is well known, incorporating such physical phenomenons as time-varying non-linear anisotropic soft tissue mechanical behavior, geometric non-linearity, complex multi-surfac...
Heart Valves Neural Networks, Computer Computer Simulation Finite Element Analysis Models, Cardiovascular
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Modulation of the dynamics of cerebellar Purkinje cells through the interaction of excitatory and inhibitory feedforward pathways.

PLoS computational biology Feb 10, 2021
The dynamics of cerebellar neuronal networks is controlled by the underlying building blocks of neurons and synapses between them. For which, the computation of Purkinje cells (PCs), the only output cells of the cerebellar cortex, is implemented thro...
Cerebellum Synapses Neural Pathways Normal Distribution Synaptic Transmission Interneurons Purkinje Cells Excitatory Postsynaptic Potentials Neuronal Plasticity Models, Neurological Action Potentials Neurons Computer Simulation Animals Humans Signal Transduction Neural Networks, Computer Cerebellar Cortex
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VR-Caps: A Virtual Environment for Capsule Endoscopy.

Medical image analysis Feb 6, 2021
Current capsule endoscopes and next-generation robotic capsules for diagnosis and treatment of gastrointestinal diseases are complex cyber-physical platforms that must orchestrate complex software and hardware functions. The desired tasks for these s...
Neural Networks, Computer Algorithms Computer Simulation Humans Endoscopy Robotics Capsule Endoscopy
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Developing and validating COVID-19 adverse outcome risk prediction models from a bi-national European cohort of 5594 patients.

Scientific reports Feb 5, 2021
Patients with severe COVID-19 have overwhelmed healthcare systems worldwide. We hypothesized that machine learning (ML) models could be used to predict risks at different stages of management and thereby provide insights into drivers and prognostic m...
Body Mass Index Age Factors Female Critical Care Prospective Studies Risk Factors Sex Factors Computer Simulation Comorbidity Hospitalization Aged, 80 and over Prognosis ROC Curve Aged Intensive Care Units Male Humans Hypertension Middle Aged Machine Learning Respiration, Artificial COVID-19
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Creating artificial human genomes using generative neural networks.

PLoS genetics Feb 4, 2021
Generative models have shown breakthroughs in a wide spectrum of domains due to recent advancements in machine learning algorithms and increased computational power. Despite these impressive achievements, the ability of generative models to create re...
Genome, Human Population Chromosomes, Human, Pair 15 HapMap Project Databases, Genetic Alleles Markov Chains Humans Neural Networks, Computer Machine Learning Algorithms Databases, Factual Computer Simulation Deep Learning Polymorphism, Single Nucleotide
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Neural Encoding and Decoding With Distributed Sentence Representations.

IEEE transactions on neural networks and learning systems Feb 4, 2021
Building computational models to account for the cortical representation of language plays an important role in understanding the human linguistic system. Recent progress in distributed semantic models (DSMs), especially transformer-based methods, ha...
Humans Neural Networks, Computer Algorithms Natural Language Processing Semantics Brain-Computer Interfaces Cerebral Cortex Linguistics Reading Temporal Lobe Occipital Lobe Brain Computer Simulation Reproducibility of Results Language Deep Learning Image Processing, Computer-Assisted Magnetic Resonance Imaging
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Quaternion Projection Rule for Rotor Hopfield Neural Networks.

IEEE transactions on neural networks and learning systems Feb 4, 2021
A rotor Hopfield neural network (RHNN) is an extension of a complex-valued Hopfield neural network (CHNN) and has excellent noise tolerance. The RHNN decomposition theorem says that an RHNN decomposes into a CHNN and a symmetric CHNN. For a large num...
Computer Simulation Feedback Image Processing, Computer-Assisted Normal Distribution Humans Neural Networks, Computer Machine Learning Algorithms
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Quaternion-Valued Twin-Multistate Hopfield Neural Networks With Dual Connections.

IEEE transactions on neural networks and learning systems Feb 4, 2021
Dual connections (DCs) utilize the noncommutativity of quaternions and improve the noise tolerance of quaternion Hopfield neural networks (QHNNs). In this article, we introduce DCs to twin-multistate QHNNs. We conduct computer simulations to investig...
Computer Simulation Reproducibility of Results Image Processing, Computer-Assisted Neurons Humans Neural Networks, Computer Machine Learning Algorithms
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