The models include grouping-and-grading model and weight optimization model.
数学模型包括分组分级模型和权重优化模型。
The models include grouping-and-grading model and weight optimization model.
评估模型包括单因素评估模型和综合评估模型。
The topological optimization model of continuum structure that minimizes weight and subjects to static displacement and frequency constraints is established by ICM method.
用ICM方法建立了静位移及频率约束下、重量最小为目标的连续体结构拓扑优化模型。
Second, the topology optimization model with weight objective and frequency response constraints is formulated.
再建立考虑重量目标及结构频响峰值约束的阻尼材料配置拓扑优化模型。
As the target function of the optimization model, the system entire efficacy was calculated by power index and fuzzy weight methods.
采用幂指数法结合模糊权重评价法计算系统总体效能，并以此作为优化的目标函数。
Taking structure weight as objective function, the optimization model of overweight breech of a type of automatic weapon was established, and its structure topological optimization was performed.
以结构质量为目标函数，建立了某自动武器超重部件枪尾的优化模型，进行了结构拓扑优化。
In the paper, a combined prediction model is set up by use of the parametric optimization method with optimum weight. The model is used to study the vertical displacement of a power plant.
采用最优加权法配合参数优化建立组合预测模型，对某电站厂房机组平台作垂直位移分析。
The new model was based on the weight adjustments of error back propagation of BP algorithm and the weight modification using particle swarm optimization (PSO).
提出一种基于粒子群算法优化BP网络的权值调整新方法。
The new model was based on the weight adjustments of error back propagation of BP algorithm and the weight modification using particle swarm optimization (PSO).
提出一种基于粒子群算法优化BP网络的权值调整新方法。
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