离散问题

In this paper, a Robust Discrete Optimization model of elevator group control system is presented for dealing with the uncertainty in elevator traffic flow and computational complexity in scheduling. Based on RDO theory, we propose a new elevator group scheduling Algorithm. Comparison is carried between the RDO algorithm and other scheduling algorithms under the virtual simulation platform of elevator group scheduling.

针对电梯群控调度过程中交通流的不确定性和优化求解复杂性问题，本文通过建立电梯群控调度系统的鲁棒离散优化模型，实现了一种基于鲁棒离散优化理论的新的电梯群控优化调度算法。

Discrete version of PSO, MATLAB environment to solve the problem of discrete optimization helpful.

离散版粒子群算法，MATLAB环境中的，对求解离散优化问题很有帮助。

Optimization design is often used in the design of MRI superconducting main magnet, where all variables are treated as continuous ones. According to the fact that not all variables are continuous, here the design problem is seen as a global optimization problem with discrete variables.

软件简介：在进行MRI超导主磁体的设计时常采用优化设计的方法，将各设计参数看作连续变量处理，但实际上很多参数是离散变量，为了更符合工程实际，将超导MRI 主磁体的设计作为一个含有离散变量的全局优化问题。

The discrete reactive power optimization in power system is studied in this dissertation From the existing mathematical and ...

本文对电力系统及配电系统的离散无功优化问题进行了详细系统的研究，提出了离散无功优化的各种模型与算法。

Mixed Discrete Complex Programming is a mature optimization recently . It is suitable for the questions containing discrete variable .But, its' astringency is slow and easy to be trapped in the partial solution .

离散变量复合型法是当前比较成熟的管道优化算法，适用于求解含离散变量的优化问题，但存在收敛速度缓慢、易陷入局部最优解的缺点。

In this algorithm, at first the reactive power optimization problem is converted to integer nonlinear programming problem with discrete control variables which are solved by IGA; then by use of PDIP algorithm, the continuous variables which can match with the obtained most are solved, and the reactive power optimization is changed into a nonlinear programming problem with continuous control variables.

首先通过改进遗传算法求解无功优化问题中的离散变量，然后采用原对偶内点法求解与已获得离散变量最匹配的连续变量。

This paper presents a new method for defining the discrete and continuous state spaces SO that the discrete decision variables and the continuous decision variables can be decoupled.

文中提出了一种新的离散状态定义方法，解除了子问题中离散决策变量与连续决策变量的耦合。

Because the modern manufacturing system is a kind of discrete systems with nonlinearity, discreteness, randomness and complexity, it is difficult to describe the structure and control of the system with common mathematics models.

现代制造系统是一类具有高度非线性、离散性、随机性和复杂性的离散系统，这类系统的结构和控制问题难于用一般的数学模型来描述。

When the meshless manifold method is utilized to analyze the elastodynamics, the method is divided into the major two parts: the discrete space of the domain is used to the partition of unity, which the present method void to mesh element and refine element.

在求解弹性动力学问题时，弹性动力学积分弱形式的推导采用加权残数法，空间离散采用基于单位分解法的无网格流形方法，时间离散主要采用Newmark法。

To solve the nonlinear 0-1 programming problem, it is transformed into an equivalent continuous nonlinear programming on the domain of [0, 1] by a nonlinear equality discrete constraint.

为了求解非线性0-1离散规划问题，通过非线性等式的"离散性约束"将其转化为[0， 1]区间上等价的连续变量非线性规划。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。