Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Absolute Motion Analysis- General Plane Motion01:24

Absolute Motion Analysis- General Plane Motion

222
Visualize a drone, with its propellers spinning rapidly, hovering mid-air. The fascinating movements and operations of this drone can be comprehended by applying the principle of general plane motion.
As the drone's propellers rotate, an upward force is generated that counteracts the force of gravity, enabling the drone to lift off from the ground. This initial movement of the drone is along a straight path, representing a form of translational motion. In this phase, every point on the...
222
Turbulent Flow: Problem Solving01:09

Turbulent Flow: Problem Solving

132
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.
Temperature is a key factor in CO2 solubility. In this case, the CO2 gas and the liquid are cooled to 20°C. Lower temperatures...
132
Optimal Foraging00:48

Optimal Foraging

12.1K
How animals obtain and eat their food is called foraging behavior. Foraging can include searching for plants and hunting for prey and depends on the species and environment.
12.1K
Circular Orbits and Critical Velocity for Satellites01:16

Circular Orbits and Critical Velocity for Satellites

2.9K
The Moon orbits around the Earth. In turn, the Earth (and other planets) orbit the Sun. The space directly above our atmosphere is filled with artificial satellites in orbit. One can examine the circular orbit, the simplest kind of orbit, to understand the relationship between the speed and the period of planets and satellites with respect to their positions and the bodies that they orbit.
Nicolaus Copernicus (1473-1543) first suggested that the Earth and all other planets orbit the Sun in...
2.9K
Relative Motion Analysis using Rotating Axes-Problem Solving01:29

Relative Motion Analysis using Rotating Axes-Problem Solving

406
Consider a crane whose telescopic boom rotates with an angular velocity of 0.04 rad/s and angular acceleration of 0.02 rad/s2. Along with the rotation, the boom also extends linearly with a uniform speed of 5 m/s. The extension of the boom is measured at point D, which is measured with respect to the fixed point C on the other end of the boom. For the given instant, the distance between points C and D is 60 meters.
Here, in order to determine the magnitude of velocity and acceleration for point...
406
Equation of Motion: General Plane motion - Problem Solving01:16

Equation of Motion: General Plane motion - Problem Solving

188
Consider a lawn roller with a mass of 100 kg, a radius of 0.2 meters, and a radius of gyration of 0.15 meters. A force of 200 N is applied to this roller, angled at 60 degrees from the horizontal plane. What will be the angular acceleration of the lawn roller?
The friction between the roller and the ground is characterized by two coefficients. The static friction coefficient is 0.15, while the kinetic friction coefficient is 0.1. These values are crucial in understanding the interaction between...
188

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

In-Situ Construction of Fe-Doped NiOOH on the 3D Ni(OH)<sub>2</sub> Hierarchical Nanosheet Array for Efficient Electrocatalytic Oxygen Evolution Reaction.

Materials (Basel, Switzerland)·2024
Same author

A new method for unmanned aerial vehicle path planning in complex environments.

Scientific reports·2024
Same author

Rapid Plasma Electrolytic Oxidation Synthesis of Intermetallic PtBi/MgO/Mg Monolithic Catalyst for Efficient Removal of Organic Pollutants.

Materials (Basel, Switzerland)·2024
Same author

The Utility of Motor Evoked Potential Monitoring for Predicting Postoperative Motor Deficit in Patients With Insular Gliomas.

Journal of clinical neurophysiology : official publication of the American Electroencephalographic Society·2023
Same author

Application and improvement methods of sludge alkaline fermentation liquid as a carbon source for biological nutrient removal: A review.

The Science of the total environment·2023
Same author

Incidence of ischemic complications and technical nuances of arteries preservation for insular gliomas resection.

Frontiers in surgery·2022

相关实验视频

Updated: Jul 6, 2025

Author Spotlight: UAV Remote Sensing for Efficient Invasive Plant Biomass Estimation
08:47

Author Spotlight: UAV Remote Sensing for Efficient Invasive Plant Biomass Estimation

Published on: February 9, 2024

1.4K

一个改进的混乱子搜索算法用于无人机路径规划.

Yong He1, Mingran Wang2

  • 1School of Electrical and Information Engineering, Changsha University of Science and Technology, Changsha, 410114, China. 003356@csust.edu.cn.

Scientific reports
|January 3, 2024
PubMed
概括
此摘要是机器生成的。

本研究介绍了一种改进的混乱子搜索算法 (CSSA),用于无人机 (UAV) 路径规划. 改进的算法显著提高了合速度,并避免了复杂的3D环境中的局部最佳值.

更多相关视频

Low-Cost Automated Flight Intercept Trap for the Temporal Sub-Sampling of Flying Insects Attracted to Artificial Light at Night
06:19

Low-Cost Automated Flight Intercept Trap for the Temporal Sub-Sampling of Flying Insects Attracted to Artificial Light at Night

Published on: December 29, 2021

2.6K
Author Spotlight: Exploring Behavioral Pathways Through Cross-Species Insights in Foraging and Communication
03:53

Author Spotlight: Exploring Behavioral Pathways Through Cross-Species Insights in Foraging and Communication

Published on: November 17, 2023

1.1K

相关实验视频

Last Updated: Jul 6, 2025

Author Spotlight: UAV Remote Sensing for Efficient Invasive Plant Biomass Estimation
08:47

Author Spotlight: UAV Remote Sensing for Efficient Invasive Plant Biomass Estimation

Published on: February 9, 2024

1.4K
Low-Cost Automated Flight Intercept Trap for the Temporal Sub-Sampling of Flying Insects Attracted to Artificial Light at Night
06:19

Low-Cost Automated Flight Intercept Trap for the Temporal Sub-Sampling of Flying Insects Attracted to Artificial Light at Night

Published on: December 29, 2021

2.6K
Author Spotlight: Exploring Behavioral Pathways Through Cross-Species Insights in Foraging and Communication
03:53

Author Spotlight: Exploring Behavioral Pathways Through Cross-Species Insights in Foraging and Communication

Published on: November 17, 2023

1.1K

科学领域:

  • 人工智能的人工智能
  • 机器人技术 机器人技术 机器人技术
  • 优化算法 优化算法

背景情况:

  • 无人机在3D复杂环境中的路径规划面临着缓慢融合和局部优化的挑战.
  • 现有的算法,如搜索算法 (SSA) 和粒子优化 (PSO),可能无法充分解决这些问题.

研究的目的:

  • 为高效准确的无人机3D路径规划提出一个改进的混乱子搜索算法 (CSSA).
  • 为了提高算法的融合速度和在复杂环境中逃避局部最佳的能力.

主要方法:

  • 群体初始化使用碎片混沌映射来提高初始解决方案质量.
  • 引入生产者更新的非线性动态权重因子,以平衡勘探和开采.
  • 集成了一个增强的正弦和正弦算法,以扩大搜索空间.
  • 动态边界镜头成像反向学习的应用,以防止局部最佳捕获.

主要成果:

  • 拟议的算法在无人机3D路径规划中与CSSA,SSA和PSO相比显示出更高的性能.
  • 在复杂的环境中观察到显著的时间改善:22.4%比CSSA,28.8%比SSA,46.8%比PSO.
  • 该算法表现出高的收精度,证实了它的有效性.

结论:

  • 改进的CSSA有效地解决了无人机3D路径规划中现有的算法的局限性.
  • 这些改进带来了更快的融合,更好的勘探,以及强有力的避免局部最佳.
  • 拟议的算法是复杂的无人机导航任务的有价值和优越的解决方案.