By controlling diffusion of exploratory messages and making use of cost function, the energy consumption can be more efficient in free space model.
采用自由空间模型，通过控制探测数据的扩散范围，引入路径代价函数实现能量的高效利用。
Pass to criminal, criminal's behavioral model, efficient crime and inefficient crime, crime income and definition when the concept of crime cost, propose the rational crime theory;
通过对犯罪者、罪犯行为模型、有效率的犯罪和无效率的犯罪、犯罪收益和犯罪成本等概念的界定，提出理性犯罪理论；
Based on the least delivery cost, a logistics delivery model was created. An efficient hybrid parthenogenetic algorithm was proposed.
建立了一个基于最小费用的物流配送模型，并提出了一个高效的混合单亲遗传算法。
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