Conclusions GM(1,1) season-exponential model can be applied in forecasting seasonal infectious disease.
结论GM(1,1)季节指数模型可以应用于季节性传染病的预测。
Based on the conventional ladder model, the exponential model is adopted to approach the nonuniform transmission lines.
基于传统的阶梯式均匀传输线逼近模型,对非均匀传输线进行分段指数逼近。
By analyzing the characteristics of conventional Grey-forecasting model, people find it is in fact a biased exponential model.
人们对传统灰色预测模型特性进行分析,发现该模型实际上是一种有偏差的指数模型。
The exponential model and double exponential model were the most practical and applied models for secondary clarifier simulation.
在二沉池模拟中,指数模型和双指数模型较为实用且应用较多。
One is differential least square method based on conic, and the other method is trend extrapolation based on modified exponential model.
本文采用两种方法来解决高温温区的外推标定问题,即基于二次曲线的导数最小二乘法和基于修正指数模型的趋势外推法。
The unbiased grey-forecasting model eliminates the inherent deviation of the conventional grey-forecasting model, it is in fact an unbiased exponential model.
无偏灰色预测模型消除了传统灰色预测模型本身所固有的偏差,实质上是一种无偏的指数模型。
A hyperbola model, a modified hyperbola model and a exponential model for describing shear property of soft terrain and methods for determining their parameters are presented.
提出了描述松软地面剪切特性的双曲线模型、改进的双曲线模型、纯指数模型和确定它们的参数的方法。
Mathematic proof shows that the value of exponential model is greater than the corresponding value of hyperbolic model under the conditions of the same initial settlement rates .
从数学角度证明了在初始沉降速率和最终沉降分别相同的情况下,指数模型预测结果大于双曲线模型的预测结果。
The paper study showed that we can use both of the logarithm model and exponential model to express the EA concentration mathematical model during bamboo sulfate batch cooking process.
研究结果表明,竹子硫酸盐法间歇蒸煮过程有效碱浓度数学模型可以用对数数学模型表示,也可以用指数数学模型表示。
With fuzzy comprehensive evaluation to calculate the static weight, and the psychological exponential model to get the dynamic weight, the result of the model can provide effective ship weights.
该模型通过模糊综合评价计算静态权重,并应用心理学指数模型计算动态权重,计算结果为船舶提供了有效的过坝综合权重。
Two mathematic methods are presented to prove that 2-parameter hyperbolic model and exponential model are the superior limit and lower limit of the corresponding new 3-parameter model respectively.
采用2种方法证明了初始导数、极限值对应相等的情况下,指数曲线模型、2参数双曲线模型分别是3参数模型的上界、下界;
In combination with the Bayes estimator for the parameter of linear exponential model under the same loss function, the nonparametric empirical Bayes estimator of the unknown parameter was obtained.
然后结合线性指数模型未知参数在相同损失函数之下的贝叶斯估计得到了未知参数的非参数经验贝叶斯估计。
An exponential model is proposed to fit the stress-strain-time curve and obtaining good fitting effect. Parameters of this model are easy to get and can reflect the compressibility and its mechanism.
采用指数模型拟合城市固体垃圾的应力-应变等时曲线,并取得了很好的拟合效果,模型参数简单易求,可反映城市固体垃圾压缩性的大小及其压缩机制。
An exponential model is proposed to fit the stress-strain-time curve and obtaining good fitting effect. Parameters of this model are easy to get and can reflect the compressibility and its mechanism.
采用指数模型拟合城市固体垃圾的应力-应变等时曲线,并取得了很好的拟合效果,模型参数简单易求,可反映城市固体垃圾压缩性的大小及其压缩机制。
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