problem modeling中文什么意思

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用"problem modeling"造句

问题建模
问题模型化

problem: n. 1.问题，课题；疑难问题；令人困惑的情况。 2.【 ...
modeling: n. 制造模型的方法，造型(术)；塑像术；【美术】立体感 ...
problem of modeling: 模拟问题
modeling: n. 制造模型的方法，造型(术)；塑像术；【美术】立体感(表现法)；模特儿职业。 the modeling of one's features 某人脸部的形象。
a problem: 一道题; 一个问题

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The key problem in apln - pddss is decision - making model , this thesis established a private logistics network model for armed police named apln , then established a series of decision - making models based on apln , include a route optimization model , a transportation problem model and a process monitor model , and implement a genetic algorithm for large scale transportation problem
对于apln - pddss ,本文重点深入研究了系统的决策模型及其求解算法,建立了武警物流网络模型,并建立了基于物流网络模型的运输路径优化模型、运输问题模型、运输任务控制模型等决策模型,研究并实现了一种针对大规模运输问题的遗传算法。
The water quality respond relation of input - output measurements are established by systematic theory in this paper . according to the peculiarity of hydrology and the necessity of water quality inverse problem the multi - parameter inverse problem model based on ordinary differential equation is developed . the existence and uniqueness of the solution of the ordinary differential equation about two parameters or multi - parameter are to be proved . the unstability depending on errors between monitoring data and interpolation approximate data are analyzed and demonstrated . cubic spline interpolation function , the least two multiply and positive rule method are conjoined for obtained solution of multi - parameter . the results from this algorithm indicats its efficient to the multi - parameter identification in water quality modeling
本文应用系统理论，建立了水质多参数输入输出之间的响应关系；根据河流水文水质变化特点和参数反问题的需求，建立了水质常微分方程多参数反问题模型.根据常微分方程参数反问题的数学理论，作者给出了两参数和多参数水质常微分方程反问题的解的存在性、唯一性的理论证明过程和结论；还针对水质现有监测资料的测验误差和插值近似计算误差造成参数反问题的不稳定性，将三次样条插值函数、超定方程最小二乘法和正则化算法有机地结合使用，成功地给出了水质参数反问题的稳定化算法.最后给出了应用计算结果
In ranking the indicator system of affecting cultivated land being selected into prime farmland has been built firstly , which is composed of 9 indicators involved in quality of cultivated land , and cultivated land was ranked by the weighted average method ; selecting cultivated land into prime farmland is the process of determining every cultivated land plot whether being selected into prime farmland according to the ranking results and the quantity of prime farmland . a 0 - 1 knapsack problem model can solve this problem for the two - value character of problem and find the best solution
在耕地综合排序中首先根据耕地质量状况，建了耕地入选基本农田的决策指标体系，主要有9个决策指标构成，通过加权平均法对耕进行综合排序；耕地入选基本农田是根据耕地排序结果，以基本农田面积指标作为约束件，确定每块耕地是否被选为基本农田，根据该问题求解结果的两值性特征，具体采用1背包问题的回溯算法求解，得到耕地质量状况最优的一组耕地地块。

problem modeling中文什么意思

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