It made us cannot continue to use the matched model method. Hedonic quality adjustment methods are being widely applied in recent years to resolve item replacement problems in price index calculation.
该方法使用范围广,可以用于解决配比模型的产品替代问题,其利用价格与产品各项特征的回归函数关系进行定价,与计量方法和统计方法结合紧密,也使得指数的科学性和准确性更强。
参考来源 - hedonic价格指数研究·2,447,543篇论文数据，部分数据来源于NoteExpress
阐述了系统的构成、配煤数学模型、配比的确定。
The system structure, coal blending model and ratio calculation are introduced.
按照基于配煤模型的配比原则，开发出应用于火电厂配煤控制的自动化系统。
An automatic coal blending system for power plant is developed based on the coal blending model according to the ratio rule.
按照试件的实际配比计算出各种粒径骨料的数目，采用蒙特卡罗法对混凝土骨料进行随机投放，生成试件的随机骨料模型。
The Monte Carlo method was used to generate the random aggregate model, and the number of aggregate of different sizes was determined according to the actual mix proportion.
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