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相关概念视频

Design Example: Alignment of a Road Line Using GIS01:17

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The alignment of a road line using Geographic Information Systems (GIS) is a critical process in civil engineering, combining advanced technology with practical decision-making. This methodology begins with the collection of geospatial data, including information on land cover, geomorphology, drainage patterns, slope, and contour details. Such data is typically acquired through satellite imagery and GIS tools, offering a comprehensive understanding of the terrain.Once the data is gathered, it...
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GIS manipulation and analysis functions are vital for decision-making and planning. These activities range from data retrieval tasks, such as selecting information based on specific criteria, to advanced analytical techniques that address complex spatial problems.One critical GIS analysis method is overlaying, which combines multiple data layers to examine impacts. For example, overlaying a river-dammed lake boundary with road networks can identify affected infrastructure. Another common...
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Heuristics are problem-solving strategies that use mental shortcuts to simplify decision-making. Unlike algorithms, which must be followed precisely to achieve a correct result, heuristics offer a general problem-solving framework. They save time and energy but can sometimes lead to less rational decisions.
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Area Computation by the Alternative Coordinate Method01:24

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The alternative coordinate method, also known as the Shoelace Formula, is a technique for determining the area of a traverse using Cartesian coordinates. This method relies on the sequential arrangement of x and y coordinates for each point of the shape, ensuring accuracy and ease of application.In this approach, each corner's x and y coordinates are listed as fractions, with the x-coordinate as the numerator and the y-coordinate as the denominator. These coordinates are arranged sequentially...
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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.
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一个改进的Harris Hawks优化算法及其在网格地图路径规划中的应用.

Lin Huang1,2, Qiang Fu1,2, Nan Tong2

  • 1Faculty of Electrical Engineering and Computer Science, Ningbo University, Ningbo 315211, China.

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概括
此摘要是机器生成的。

本研究引入了一种改进的哈里斯·霍克斯优化 (IHHO) 算法,以解决原始HHO方法的局限性. IHHO算法在解决复杂的优化问题和路径规划方面表现出更高的效率,更快的融合,以及更高的准确性.

关键词:
哈里斯·霍克斯优化算法 优化算法圆圈地图是指一个圆的地图.网格地图 网格地图网格地图改进了正弦趋势搜索.不线性跳跃的强度是不线性的.路径规划 路径规划 路径规划随机指导策略 随机指导策略

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科学领域:

  • 计算智能是一种计算智能.
  • 优化算法 优化算法
  • 机器人和自动化 机器人和自动化

背景情况:

  • 哈里斯·霍克斯优化 (HHO) 算法面临的挑战包括局限外的位置更新,低搜索效率,缓慢的融合和精度降低.
  • 这些局限性阻碍了其在复杂的优化任务和现实应用中的有效性.

研究的目的:

  • 提出一个改进的哈里斯·霍克斯优化 (IHHO) 算法,旨在克服标准HHO的固有缺点.
  • 为了提高算法的搜索效率,融合速度,精度,并减少超限错误.

主要方法:

  • 引入了用于初始人口生成的圆形地图,并减少了人口边界数量,以优化位置更新.
  • 纳入了一个以随机为导向的策略,以促进人口间信息交换,并最大限度地减少局外更新.
  • 实施了改进的正弦趋势搜索策略和非线性跳跃机制,将逃脱能量和跳跃强度结合起来,以提高搜索性能和收精度.

主要成果:

  • 与标准HHO相比,IHHO算法在测试函数和2D网格地图路径规划方面表现优越.
  • 实现了更高的解决准确性,更快的融合速度,在非起源对称间隔搜索中提高了效率.
  • 显著降低了局限之外的位置更新率.

结论:

  • 拟议的IHHO算法为优化问题提供了更具竞争力和更有效的解决方案.
  • 验证了IHHO的可行性和有效性,特别是在网格地图路径规划应用中.
  • 这些增强功能为复杂的优化和路径查找任务提供了强大的替代方案.