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Laminar flow occurs when a fluid moves smoothly in parallel layers with minimal mixing and turbulence. In fluid mechanics, ensuring laminar flow within a pipe is essential for precise control of flow characteristics, especially in engineering applications. The key factor in determining whether flow remains laminar is the Reynolds number, a dimensionless quantity that depends on the fluid's velocity, density, viscosity, and the pipe's diameter. A Reynolds number of 2100 or lower...
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A Y-connected synchronous generator, grounded through a neutral impedance, is designed to produce balanced internal phase voltages with only positive-sequence components. The generator's sequence networks include a source voltage that is exclusively in the positive-sequence network. The sequence components of line-to-ground voltages at the generator terminals illustrate this configuration.
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Carbonation is a process used to dissolve carbon dioxide gas in a liquid, commonly used in the production of carbonated beverages. Achieving efficient carbonation requires careful control of temperature, pressure, and flow conditions. By adjusting these parameters, carbonation efficiency can be maximized, producing a higher concentration of CO2 in the liquid.
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Dragonfly visual evolutionary neural network: A novel bionic optimizer with related LSGO and engineering design

Heng Wang1,2, Zhuhong Zhang1,3

  • 1College of Big Data and Information Engineering, Guizhou University, Guiyang, Guizhou 550025, P.R. China.

Iscience
|February 20, 2024
PubMed
Summary
This summary is machine-generated.

This study introduces a novel dragonfly visual evolutionary neural network for solving large-scale global optimization problems. The developed model effectively guides population evolution for optimal solutions, demonstrating competitive performance.

Keywords:
Computer scienceSensory neuroscience

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Area of Science:

  • Computational Neuroscience
  • Artificial Intelligence
  • Optimization Algorithms

Background:

  • Biological visual systems possess motion-sensitive neurons utilized in engineering applications like object tracking.
  • The contribution of these neural response mechanisms to optimization remains largely unexplored.
  • Dragonfly visual systems offer a unique model for bio-inspired computational approaches.

Purpose of the Study:

  • To integrate the dragonfly's visual response mechanism with swarm evolution principles.
  • To develop a dragonfly visual evolutionary neural network for addressing large-scale global optimization (LSGO) problems.
  • To explore the application of bio-inspired neural networks in complex optimization tasks.

Main Methods:

  • A grayscale image input-based dragonfly visual neural network was designed.
  • The network dynamically outputs multiple global learning rates.
  • These learning rates guide a population evolution-like state update strategy for optimization.

Main Results:

  • The developed neural network demonstrated competitive optimization capabilities.
  • Effective solutions were found for LSGO benchmark suites with 2000 dimensions.
  • The approach proved viable for complex, high-dimensional optimization problems.

Conclusions:

  • The dragonfly visual evolutionary neural network is an effective optimizer for LSGO problems.
  • Bio-inspired neural network designs can be successfully applied to complex computational challenges.
  • This research opens new avenues for utilizing biological visual systems in artificial intelligence and optimization.