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- A Single Element Population Forecast Model on the Basis of Genetic Programming 基于遗传程序设计的单因素人口预测模型
- population forecast model 人口预测模型
- In the end of this paper, we base on existing population forecast, after predigest equilibrium model, calculator intending change of rate of payments in our country. 最后根据现有的人口预测结果,在对上文建立的均衡模型做出一定的简化后,测算我国未来长期内的缴费率变化。
- A Statistical Forecast Model of Tropical Intraseasonal Convective Anomalies. 热带季节内对流异常的统计预报模式。
- A traffic load forecast model by optimally combined Markov chain is presented. 提出了一种基于最优组合马尔柯夫链的业务量预测模型 .
- We also compared the prognostication precision, endow differ power, and established assembled forecast model. 比较各方法预测精度,赋予不同权重,建立组合预测模型。
- Study of population size hierarchy is the groundwork of the city planning.It is important to the population forecast of cities and urban system planning. 摘要城市规模分布研究是城市规划中的一项基础性研究工作,对准确预测城市人口规模以及合理确定城镇体系结构具有非常重要的意义。
- The paper improves forecast veracity and guides work of littoral medium and small cities' air quality forecast model. 对沿海地区中小城市今后开展空气质量预报工作具有一定的指导意义。
- It also check the forecasting model very carefully. 并对预报模型进行了精度检验。
- For land planning purposes,the Government has devised a housing demand model which responds to changes in government policies and population forecasts. 政府采用的房屋需求预测模式,可因应政府政策的转变和最新的人口推算数字作出调整,以便进行土地规划。
- This shows that it is feasible that RBF ANN is used to establish the forecast model of outflow sediment concentration. 可见,采用RBF网络建立的出库含沙量预测模型是可行的。
- For multivariable non-equidistance sequence, a grey forecast model GM (1, m) is established. 摘要对于多变量非等间距数据序列,建立了一类GM(1,m)预测模型。
- In the end of this paper, the forecast model is applied in NNP, which gets good result. 最后,根据已有的数据验证了预测模型的有效性,预测效果良好。
- For land planning purposes, the Government has devised a housing demand model which responds to changes in government policies and population forecasts. 政府采用的房屋需求预测模式,可因应政府政策的转变和最新的人口推算数字作出调整,以便进行土地规划。
- NOAA's tsunami forecast models were put to the test for this perplexing event. 美国NOAA的海啸预测模型也用来测试这个诡谲的事件。
- This forecast model shows that there exists exponential relation between the drilling cost and the footage and the cycle respectively. 该预测模型表明钻井成本与钻井进尺和钻井周期呈指数关系。
- It is a very important to prevent accidents for system safety forecast, and choice of forecast model is a key to improve exactness. 系统安全性预测对预防事故起到至关重要的作用,而预测模型的正确选择是预测的关键。
- We also presents the main quality pattern of QDMS,including quality forecast model,classification model and association model. 并介绍了质量数据挖掘的主要模型及方法,包括质量预测模型、分类模型和关联模型。
- As an important aspect of demology, population forecasts is significantly effect on society and economy. 人口预测作为人口学研究的一个重要方向,已在社会、经济发展过程中显示出日益重要的作用。
- In allusion to the non-linear and complex character in EDM,an effect forecast model is established based on artifical neural network. 针对电火花加工非线性及复杂性的特点,提出了基于遗传神经网络的电火花加工效果的预测模型。