查询词典 constrained optimization

A novel uncertainty model for short-term optimization scheduling of the hydrothermal power system based on chance-constrained programming is presented.

分析了电力市场中日前交易与实时交易的关系，考虑了水火电力系统的水力联系和电力联系，针对各种不确定性因素的影响，基于机会约束规划提出了一种新的水火电力系统短期优化调度的不确定性模型。

XEX ~ Arg min{FIy E ~2} where the upper level is about topological structure optimization(a~ is a topological structure varable), and the lower level is a constrained programming about continuous variable y. 2 Apply graph, the action of permutation group on a graph, equiva- lent class, orbit etc.

取得的主要成果有： 1 依点到集的映射、集值映射、二元映射和分离定理等理论首次建立了具有拓扑结构双层规划的数学模型 min F s.t.x∈X y∈Arg min｛F|y∈Ω｝其上层规划为关于离散变量x的拓扑结构优化，下层规划是关于连续变量的约束规划。

In Chapter 5, the authors study the convergence properties of the gradient projection method for the constrained optimization problem. In this chapter, a new step-size rule, which avoids fulfiling the classical line search and includes choosing a constant as the step size as a special case, is presented and analyzed.

第五章研究了求解约束最优化问题的梯度投影方法，在步长的选取时采用了一种新的策略，这种策略不需要进行传统的线搜索且包含步长取常数这种特例，在较弱的条件下，证明了梯度投影方法的全局收敛性。

In the third chapter, we concerned PVT algorithms for bound constrained optimization problem and proposed two feasible PVT algorithms.

第三章，我们对含边界约束的PVT算法进行了研究，给出了求解边界约束优化问题的PVT可行算法。

On the base of optimization on float agents and rebuilt of flow process,the easy-floating gangue and pyrrhotite is constrained efficiently,and the burden of circulation is also reduced,So the indicators is improved in all aspects,the rate of copper in concentrate reaches over 20%.

通过对浮选药剂条件的优化及部分流程结构的攻关改造，有效地抑制了易浮脉石矿物和磁黄铁矿的上浮，减少了中矿的循环量，工艺指标得到全面的提高，铜精矿品位达到20%以上，选铜回收率达到85%以上。

On the base of optimization on float agent s and rebuilt of flow process,the easy-floating gangue and pyrrhotite is constrained efficiently,and the burden of circulation is also reduced,So the indicators is improved in all aspects,the rate of copper in concentrate reaches over 20%.

通过对浮选药剂条件的优化及部分流程结构的攻关改造，有效地抑制了易浮脉石矿物和磁黄铁矿的上浮，减少了中矿的循环量，工艺指标得到全面的提高，铜精矿品位达到20%以上，选铜回收率达到85%以上。

In this paper, combined the generalized projection technique and the idea of strongly sub-feasible direction method, a new sequential quadratic programming algorithm for inequality constrained optimization problems is presented.

本文结合广义投影技术和强次可行方向法的思想，给出了一个新的求解不等式约束优化问题的序列二次规划算法。

The control problem is transformed to constrained optimization problem and is solved using sequential quadratic programming algorithm.

考虑了调节变量和被控变量的约束情况，推导了采用序贯二次规划算法的滚动优化方法。

Based on different optimization criteria, this problem is formulated as a chance constrained programming model and a stochastic programming model with recourse.

提出了基于随机模拟的禁忌搜索算法，基于随机机产生的测试问题的实验结果验证了算法的有效性。

This paper proposes Island+ method improving Island method in three aspects: network modeling, traffic-jam exploration and optimization of Island's radius, which is efficient to answer kNN search in constrained road network.

针对基于路网的移动对象k近邻查询方法论Island的3点不足进行了研究，包括路网建模、交通堵塞探测方法的提出以及查询效率不高。

Brought by northwester blowing at more than 20 metres per second, dust first reached the capital's suburbs at 7:00 a.m., downtown areas

沙尘在每秒20多米的西北强风带动下，于上午7点首先到达省会郊区；9点到达市中心。

The body of the projector is white and matches the Wii in terms of functions and aesthetics.

该机构的投影机是白色和相匹配的游戏方面的功能和美学。