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- Virtual plant model 虚拟植物模型
- In this paper, a dual-scale automaton model for virtual plant development is presented, in which the concepts of microstate and macrostate are proposed from the viewpoints of botany. 该文从植物学的角度出发，提出了微状态和宏状态的双尺度概念，建立了虚拟植物生长的双尺度自动机模型。
- First, an IP position controller is designed according to the estimated plant model to match the time-domain command tracking specifications. 文中首先依据系统模型在时间领域下，符合命令追随之规格来设计积分比例控制器。
- Based on the root locus properties, small desired closed-loop time constant may result in ringing in the presence of plant model mismatches. 根据根轨迹的性质，当存在模型失配时，较小的期望闭环时间常数将导致控制器的输出产生振铃现象。
- The experimental results indicate that the plant model parameters approaching to the practical system can be achieved utilizing this method. 实验结果表明，利用该方法可以得到与实际系统模型参数较为接近的对象模型参数。
- Based on the boundedness of chaotic systems, the extended state observer which is independent of plant model can be used to observe the states of a class of chaotic systems. 基于混沌系统运动的有界性，使得不依赖于对象模型的扩张状态观测器可用于一类混沌系统的状态观测。
- Considering the practical need of plant modeling,a new virtual simulation system of 3-dimensional structures of plant is designed and realized by using OpenGL and Object-Oriented programming. 在Windows平台上;使用OpenGL图形接口;结合植物三维形态建模实际需要;采用面向对象编程技术;设计并实现了一个集植物形态模拟及可视化、场景动态渲染、植物生长动画等功能的植物三维结构可视化模拟系统.
- For its simple definition and highly structurization，L-system becomes one of the most common methods used in virtual plants simulation. 其中，L系统以其定义的简洁性和高度的结构化特点，成为植物形态模拟中最常用的方法之一。
- The continuous state system is described by using abstract language method, and the discrete event plant model is attained by consistent partition of the space of continuous state system. 用抽象语言方法描述连续状态系统，通过对连续状态系统空间的一致性分划，抽象出离散事件对象模型。
- Finally, as many organs of virtual plants are made of NURBS surfaces, this algorithm creates FDH on the surface control points to accelerate the collision detection. 最后，针对构成虚拟作物中的许多器官由NURBS曲面组成，本文提出一种基于NURBS控制点的FDH层次二叉树算法，该算法只在NURBS控制点建立FDH来进行碰撞检测，从而极大的提高了碰撞检测的效率。
- Abstract: Based on the boundedness of chaotic systems, the extended state observer which is independent of plant model can be used to observe the states of a class of chaotic systems. 文摘:基于混沌系统运动的有界性，使得不依赖于对象模型的扩张状态观测器可用于一类混沌系统的状态观测。
- The traditional PI control method based on a plant model is simple, and easy to realize.But, it has not a good restraining effect on the varieties of load disturbance and model parameters. 摘要经典的、基于对象模型的PI控制方法简单、易于实现，但对于一些负载扰动和模型参数的变化，往往不能起到很好的抑制作用。
- Drawing of plants is familiar in Virtual-Reality application. If the virtual plants in computer can own interactive response with their outside world, it will help increasing facility of virtual. 在各种虚拟现实的应用中,植物的绘制也是很常见的。如果计算机虚拟世界中的植物,也能够像现实世界中一样与外界能够有交互式响应,那么就有助于增加虚拟世界的真实感。
- The plant was growing at an angle. 植物呈一定角度生长。
- In planting model, only corn, Italian ryegrass and Chinese milk vetch were planted. 二是一年生牧草青饲贮玉米、多花黑麦草和紫云英与多年生牧草矮象草、桂牧一号象草、皇草和葛藤搭配种植来满足肉牛对青饲料周年需要的模式(模式2)。
- Simulation of leaf shape is the most important part in plant modeling and visualization,and leaf margin is an important feature of leaf shape. 叶片形态模拟是植物建模和可视化的重要组成部分,而叶缘是叶片的一个重要形态特征。
- Interactive Modeling of Virtual Plant Structure Based on L-system 基于L-系统的交互式虚拟植物结构建模
- Current status and prospects of virtual plant research 植物虚拟研究现状及展望
- These children were in a state of virtual neglect. 这些孩子实际上处于无人照管的状态。
- functional-structural plant Model 结构功能模型
