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相关概念视频

Reinforcement Schedules01:24

Reinforcement Schedules

135
Positive reinforcement is a powerful method for teaching new behaviors to both animals and humans. B.F. Skinner demonstrated this with his experiments using rats in a Skinner box. When a rat pressed a lever, it received a food pellet. This immediate reward encouraged the rat to repeat the behavior. This method, where a reward follows every instance of the behavior, is known as continuous reinforcement. It is highly effective for establishing new behaviors quickly.
Once a behavior is learned,...
135
Two-Dimensional Force System: Problem Solving01:29

Two-Dimensional Force System: Problem Solving

550
Solving problems related to two-dimensional force systems is an essential aspect of mechanics and engineering. By applying the principles of vector analysis and force equilibrium, one can determine the effect of multiple forces acting on an object in a two-dimensional space.
The first step to solving a two-dimensional force system problem is to draw a free-body diagram of the object under consideration. This diagram helps identify all the external forces acting on the object, including their...
550
Rolling Resistance: Problem Solving01:17

Rolling Resistance: Problem Solving

302
Rolling resistance, also known as rolling friction, is the force that resists the motion of a rolling object, such as a wheel, tire, or ball, when it moves over a surface. It is caused by the deformation of the object and the surface in contact with each other, as well as other factors like internal friction, hysteresis, and energy losses within the materials. Rolling resistance opposes the object's motion, requiring additional energy to overcome it and maintain movement. In practical...
302
Distributed Loads: Problem Solving01:21

Distributed Loads: Problem Solving

631
Beams are structural elements commonly employed in engineering applications requiring different load-carrying capacities. The first step in analyzing a beam under a distributed load is to simplify the problem by dividing the load into smaller regions, which allows one to consider each region separately and calculate the magnitude of the equivalent resultant load acting on each portion of the beam. The magnitude of the equivalent resultant load for each region can be determined by calculating...
631
Design Example: Distributing Reinforcements in Concrete Sections01:22

Design Example: Distributing Reinforcements in Concrete Sections

83
The topic explores the practical aspects of adjusting steel reinforcements within a concrete beam section to meet specific design requirements. When designing a reinforced concrete beam, it is essential to distribute the steel reinforcements properly to ensure structural integrity and efficiency. The example provided details a scenario where a beam requires a total steel cross-section of 4 square inches. The engineer identifies that the available steel bars have a nominal diameter of 1.693...
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Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving01:29

Mechanistic Models: Compartment Models in Algorithms for Numerical Problem Solving

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Mechanistic models play a crucial role in algorithms for numerical problem-solving, particularly in nonlinear mixed effects modeling (NMEM). These models aim to minimize specific objective functions by evaluating various parameter estimates, leading to the development of systematic algorithms. In some cases, linearization techniques approximate the model using linear equations.
In individual population analyses, different algorithms are employed, such as Cauchy's method, which uses a...
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相关实验视频

Updated: Jun 12, 2025

Evaluating the Effect of Roadside Parking on a Dual-Direction Urban Street
14:55

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Published on: January 20, 2023

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一个基于奖励-惩罚机制的动态场地预订算法.

Beng Xuan1, Chengji Liang1, Xiaoming Yang2

  • 1Institute Logistics Science and Engineering, Shanghai Maritime University, Shanghai, 201306, China.

Heliyon
|September 26, 2024
PubMed
概括

这项研究引入了一个新的动态码头机位预订系统,用于集装箱码头. 这种新方法通过减少卡车等待时间和优化空间利用来提高码头效率和港口生产率.

关键词:
集装箱码头的码头是一个集装箱码头.动态预订算法 动态预订算法资源冲突 资源冲突奖励-处罚机制奖励-处罚机制庭院空间分配的分配.

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相关实验视频

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An Innovative Running Wheel-based Mechanism for Improved Rat Training Performance
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科学领域:

  • 运营研究 运营研究
  • 物流管理物流管理
  • 供应链优化 供应链优化

背景情况:

  • 集装箱码头面临着高场占用率的挑战,导致容量减少和空间使用效率低下.
  • 传统的码头分配方法不考虑动态集装箱抵达或运营冲突.
  • 低效率导致卡车等待时间增加和终端内的旅行距离更长.

研究的目的:

  • 开发一种创新的方法,以提高集装箱码头码头的效率.
  • 为了解决传统院子空间分配方法的局限性.
  • 尽量减少运营冲突,优化集装箱码头的资源利用.

主要方法:

  • 将院子容器的检索分成离散的时间间隔.
  • 在每个间隔内动态保留院子槽,使用一种新的算法.
  • 实施时间序列奖励-处罚机制,用于预订反和未来潜力.
  • 考虑到过去的预订数据和未来的预订需求,以持续集装箱分组.

主要成果:

  • 拟议的动态预订算法显著提高了码头的效率.
  • 该方法有效地减少了运营冲突,并减少了航站楼和码头之间的距离.
  • 实验场景表明,与静态算法和其他动态算法相比,性能优越.
  • 总体而言,港口生产率在新方法下显著改善.

结论:

  • 动态预订系统为集装箱码头码头管理提供了显著的进步.
  • 这种方法有效地解决了实时需求和动态集装箱流量的复杂性.
  • 奖励-处罚机制确保了高效和连续的容器分组,优化了空间.
  • 该研究强调了提高集装箱码头运营性能和生产力的途径.