• 具体回归预测指数平滑灰色模型预测法BP神经网络RBF神经网络

    Such as the return of specific prediction method, smoothing index, grey model prediction, BP neural network, RBF neural network .

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  • 利用生长模型预测马尔科夫预测法回归模型预测法玉米花叶病发生流行进行预测对玉米矮花叶病损失估计进行了初步探讨。

    Maize dwarf Mosaic was predicted using growth model forecasting method, Markov chains forecasting method and regression model forecasting method. And yield loss of MDM was assessed.

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  • 提出一种有效蜂窝电波传播预测模型模型基于射线跟踪UTD理论,并使用辐射源的方

    This paper presents an effective radio wave propagation prediction model by using radiation sources tree for microcellular environment. This model is based on ray-tracing and UTD.

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  • 进行了RBF模型区域水均衡检验对比,进一步验证了预测结果可靠性

    Then, the results of BP are compared with that of RBF model and regional water equilibrium method. This tests the reliability of forecast results.

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  • 本文试图引用灰色系统理论种不同数学模型提出滑坡灰色灾变预测

    This paper attempts to use two kinds of mathematical model of grey system theory, presents a forecasting method of grey hazard of landslide.

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  • 应用最小能量建立圆弧刃切削切削模型预测分析了其方向,进行了试验验证

    The cutting model of circular tool is set up with least energy by theoretic analysis, the flow direction is forecasted, and the feasibility is validated.

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  • 本文采用混沌局域预测建立一个线性模型对浸润面实测数据进行预测预测结果表明,建立混沌预测模型计算较小易于操作预测精度较高。

    The results show that the calculating quantity of the proposed forecasting model is less and the model is prone to be operated and the precision of forecasting is better.

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  • 采用组合预测对能很好反映负荷变化规律模型赋予较大权重从而提高负荷预测精度示例计算表明组合预测法预测精度明显高于各单一模型预测精度。

    The combination forecasting method gives bigger weight to the models, which better conform with the variation of power load, and improves the precision. The sample calculation shows the truth.

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  • 针对峰值测量路径规划问题,提出了基于参数模型学习的神经网络预测器。

    Aiming at measuring path planning by using peak value, neural network predictor based on parameter model is presented.

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  • 采用傅立叶变换近红外(NIR)光谱建立了烟草含量NIR数学预测模型

    A mathematical prediction model of calcium in tobacco with FT-NIR spectrometry was established.

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  • 笔者结合公路旅游客运特点提出地区旅游客运总量的“弹性系数”的常规预测模型

    Closely related to the characteristics of road tourist transport, this paper comes up with a regular predictive model, Elasticity Coefficient Method, about regional total volume of tourist transport.

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  • 基于四阶段采用双重模型预测全国空域交通流量OD分布

    The four stage method and a double gravity model were used to forecast the OD(origin-destination) distribution of air traffic flow in the whole airspace of China.

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  • 利用BP神经网络预测模型融合正交实验化学工艺进行优化

    The technology optimization of electroless plating can be predicted by BP neural network and orthogonal experiment.

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  • 针对NARMA模型提出预测控制滚动优化协调

    A two level coordination algorithm is presented for moving horizon optimization of predictive control based on NARMA model.

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  • 令人惊讶的是,评价结果显示个体顾客层面上使用复杂统计模型所作预测并不简单管理启示更好

    Surprisingly, the evaluation shows that on the individual customer level, the predictions made by the sophisticated stochastic models do not outperform the simple managerial heuristics.

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  • 通过某地年用电量进行预测分析,并与传统的基于直接搜索寻优建立综合预测模型进行比较、分析。

    The annual power demands of a region are forecasted, analyzed and compared with those forecasted by the integrated forecast model based on "optimization of direct search".

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  • 以水均衡方程为基础,应用时间序列分析建立系统管理模型对地下水资源系统进行系统运行控制预测管理

    Systematic management model is set up by time series analytic method based on water balance equation to control, predict and manage groundwater resources system.

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  • 鉴于不能未来进行预测提出应用注采曲线hcz模型结合对现场注入蒸汽稠油产量进行预测

    Because it can not predict the future index, this paper combine the injection-production-curve method with HCZ model, find the method of predicting steam injection and heavy oil production.

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  • 回归分析灰色系统模型指数平滑目前常用水上交通事故预测

    Regression analysis, grey-system and exponential smoothing method are in common use as forecasting methods of maritime accidents nowadays.

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  • 通过建立典型模型运用数值模拟预测最优分割制定了复杂韵律层重组技术政策界限

    The limit of technical policies for complex rhythmite reconstruction is developed by establishing typical model and using numerical modeling predicting method and optimal segmentation.

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  • 实测资料统计分析基础上,建立了高陡山房柱地下开采岩体移动变形预测分析模型,并给出了岩体变形破坏的极限值。

    The theoretical formulas are developed and applied to the prediction of the rock mass displacements and deformations due to underground mining by pillar-and-room method in mountain areas.

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  • 原有指数平滑进行市场预测,在此基础建立指数平滑预测模型进而提出次指数平滑预测模型

    To make market prediction of former index, based on which build the prediction model of two dimension index and then bring about the prediction model of three dimension index.

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  • 递归预测便于计算机实现进而进行预测模型发现模型选择预测自动化工作

    Recursive forecasting method is easy to be implemented on computer and thus makes forecasting model discovery, model selection and forecasting automatic.

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  • 建立了基于最小二乘曲线拟合指数平滑需求量预测模型

    Additionally, a model of demand forecast, which bases on methods of least square and exponential smoothing, also be made.

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  • 通过模型实例分析证明曲面磨光构造预测特别是隐伏断裂构造预测相当有效的。

    Through the analysis of models and examples, results show that the curved surface smoothing method is feasible for the structural forecast, especially for buried fractured structure forecast.

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  • 简要介绍了马尔科夫转移矩阵预测基本概念给出了C语言构造马尔科夫预测模型程序运行

    This paper briefly introduced the basic conception of Marekove shift matrix forecast method and put forward the formation procedure and running method of Marekove chain forecast model with Language c.

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  • 为了提高息改进GM(1,1)模型预测精度引入累积对新息改进GM(1,1)模型参数进行估计,给出了新的参数估计公式

    In order to improve the forecast precision of modified GM (1, 1) model, a new parameter estimation formula based on accumulating method to modified GM (1, 1) model is proposed.

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  • 根据母子相亲机制V调控模型以及回文规则我们设计出了一种尾随片段搜索筛选预测真核生物基因的互控关系

    According to MSAF, V GRM and the palindrome rule, We designed a tail segment searching filtration method, predicting gene regulation relationships of eukaryotes.

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  • 根据母子相亲机制V调控模型以及回文规则我们设计出了一种尾随片段搜索筛选预测真核生物基因的互控关系

    According to MSAF, V GRM and the palindrome rule, We designed a tail segment searching filtration method, predicting gene regulation relationships of eukaryotes.

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