AIMC Topic: Computer Simulation

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Learning reduced-order models for cardiovascular simulations with graph neural networks.

Computers in biology and medicine Nov 19, 2023
Reduced-order models based on physics are a popular choice in cardiovascular modeling due to their efficiency, but they may experience loss in accuracy when working with anatomies that contain numerous junctions or pathological conditions. We develop...
Models, Cardiovascular Computer Simulation Hemodynamics Neural Networks, Computer Cardiovascular System
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A spatio-temporal deep learning approach to simulating conflict risk propagation on freeways with trajectory data.

Accident; analysis and prevention Nov 18, 2023
On freeways, sudden deceleration or lane-changing by vehicles can trigger conflict risk that propagates backward in a specific pattern. Simulating this pattern of conflict risk propagation can not only help prevent crashes but is also vital for the d...
Automobile Driving Humans Computer Simulation Accidents, Traffic Deep Learning Safety
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Environmental force sensing helps robots traverse cluttered large obstacles.

Bioinspiration & biomimetics Nov 17, 2023
Robots can traverse sparse obstacles by sensing environmental geometry and avoiding contact with obstacles. However, for search and rescue in rubble, environmental monitoring through dense vegetation, and planetary exploration over Martian and lunar ...
Animals Robotics Computer Simulation Mars Carmustine Locomotion Extraterrestrial Environment
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Intelligent diagnosis and prediction of turbine digital electro-hydraulic control system faults: Design and experimentation.

PloS one Nov 15, 2023
A physical modeling approach was adopted to build a Digital Electro-Hydraulic Control (DEH) system simulation model and the fault models using the SIMULINK tool. This research combined the advantages of the gray system and neural network to build a m...
Intelligence Empirical Research Research Design Computer Simulation Neural Networks, Computer
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Deep learning precipitation prediction models combined with feature analysis.

Environmental science and pollution research international Nov 14, 2023
Precise rainfall forecasting modeling assumes a pivotal role in water resource planning and management. Conducting a comprehensive analysis of the rainfall time series and making appropriate adjustments to the forecast model settings based on the cha...
Meteorology Mutation Forecasting Computer Simulation Deep Learning China
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The Medical Action Ontology: A tool for annotating and analyzing treatments and clinical management of human disease.

Med (New York, N.Y.) Nov 13, 2023
BACKGROUND: Navigating the clinical literature to determine the optimal clinical management for rare diseases presents significant challenges. We introduce the Medical Action Ontology (MAxO), an ontology specifically designed to organize medical proc...
Biological Ontologies Rare Diseases Computer Simulation Humans Software
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Enabling AI in synthetic biology through Construction File specification.

PloS one Nov 13, 2023
The Construction File (CF) specification establishes a standardized interface for molecular biology operations, laying a foundation for automation and enhanced efficiency in experiment design. It is implemented across three distinct software projects...
Computer Simulation Synthetic Biology Software Automation Humans Artificial Intelligence
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Neurodynamic approaches for multi-agent distributed optimization.

Neural networks : the official journal of the International Neural Network Society Nov 10, 2023
This paper considers a class of multi-agent distributed convex optimization with a common set of constraints and provides several continuous-time neurodynamic approaches. In problem transformation, l and l penalty methods are used respectively to cas...
Computer Simulation Neural Networks, Computer Consensus Algorithms
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Sample size and predictive performance of machine learning methods with survival data: A simulation study.

Statistics in medicine Nov 10, 2023
Prediction models are increasingly developed and used in diagnostic and prognostic studies, where the use of machine learning (ML) methods is becoming more and more popular over traditional regression techniques. For survival outcomes the Cox proport...
Machine Learning Humans Computer Simulation Neural Networks, Computer Sample Size Proportional Hazards Models
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SIMPLEX: Multiple phase-cycled bSSFP quantitative magnetization transfer imaging with physic-guided simulation learning of neural network.

NeuroImage Nov 10, 2023
Most quantitative magnetization transfer (qMT) imaging methods require acquiring additional quantitative maps (such as T) for data fitting. A method based on multiple phase-cycled bSSFP was recently proposed to enable high-resolution 3D qMT imaging b...
Humans Reproducibility of Results Image Processing, Computer-Assisted Neural Networks, Computer Computer Simulation Magnetic Resonance Imaging
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