查询词典 forecasting

And, it establishes the computer model with the Scott·Henseleit method, which analyses and optimizes the ventilation network and auto-creates the figures of the evading disaster and succoring disaster with the computer. The paper establishes the GM(1,1) gray forecast model, and forecasts the amount of gasemission of the laneway based on the history data, and then compartmentalizes the danger grade for the laneway. Utilizing the principle and method of cybernetics, the paper brings the feed-forward and feedback. controlling method on the hidden risk in the mine, namely, the double-loop model of forecasting and early- warning. Especially in the feed-forward forecasting, the paper adopts the one unit non-linear regression analysis and forecast method, and forecasts the hidden risk amount in the mine during some time, and compartmentalizes the hidden risk grade based on the history data.

论文中，利用斯考特·亨斯雷法建立计算机模型，对矿井通风系统进行解算和优化调节，并通过计算机自动生成避灾、救灾路线图；建立灰色GM(1，1)预测模型，对巷道瓦斯涌出量进行预测，进而对巷道中的瓦斯事故危险性进行危险等级划分；利用控制论的原理和方法，提出了煤矿通防隐患前馈——反馈控制方法，即预测、预警双环模型，采用一元非线性回归分析预测方法，对煤矿某一段时间内的隐患数量进行预测，并结合历史数据，对当前煤矿隐患排查处理状况划分等级，分别予以管理和控制。

Firstly, counterchanges the control signal coordinate, behind, forecasts and filters the waves according to the α-β-γ filter arithmetic, finally, reverts the forecasting result coordinate, and inputs the forecasting result...

根据复合控制原理，对控制信号首先进行坐标变换，然后依据α-β-γ滤波算法进行预测和滤波，最后，对预测结果进行坐标还原，将预测值加到伺服控制的输入端。

According to the equivalence of traffic forecasting and function estimating and approaching,the essay puts forward a method of short-term traffic forecasting which is based upon wave decompounding and support vector regress.

基于交通流预测问题与函数估计和逼近问题是等价的的思想，提出一种基于小波分解-支持向量回归的短时交通量预测方法。

Filtrating the appropriate forecasting factors is the bottle-neck of forecasting.

筛选合适的预报因子是预测预报成败的关键。

In load forecasting, firstly obtains load hefts at different frequencies by wavelet transforming, then forecasts every heft by data classification and regression multianalysis, in the end fits every forecasting result together to get the final result.

对于负荷预测，本文首先利用小波变换对负荷序列进行分解，得到不同频率的各个负荷分量，然后利用数据分类和多元回归分析方法分别对各个分量进行预测，最后再将各个分量的预测值组合起来，得到最终的预测结果。

Firstly,the property of induced traffic and the role of induced economy in volume forecast are elaborated.After clarifying some inexact concept,the paper recommendes a serial of practicable forecasting methods.According to difference of forecasting method,the concept of released volume is separated from the indued traffic and the basic analysis method is introduced.

阐述了诱增交通量的特性、诱增经济在交通量预测中的作用，在澄清了实际应用中的一些模糊概念后推荐了一套实用的预测方法；根据性质及预测方法的不同，从传统的诱增交通量中分离出释放交通量的概念并对其分析手段进行了初步的探讨。

Theoretical analysis and forecasting examples all show that the new technique has strong universalized capabilities an d the ability to adapt to the changes of function. With respect to combined modeling and forecasting of economic time series in nonlinear syste ms, which have some uncertainties, the method are feasible and effective.

理论分析和大量的应用实例表明：本方法具有很强的泛化能力与自适应数据和函数变化的能力，在处理诸如经济时间序列这种具有一定程度不确定性的非线性系统的组合建模和预测方面有较高的应用价值。

Based on system cloud gray forecasting model, and aimed at the society economy system with "poor" information and small sample series, the influencing mechanism of system forecasting is analyzed when external environment changed or macro policies adjusted.

根据系统云灰色预测模型，针对具有&贫&信息、小样本序列数据的社会经济系统，分析了外部环境变化或外部政策调控对系统预测的影响机理。

The appraisal and the finding of current mill condition , the forecasting of conditiontrend ,fault diagnosis 、maintenance strategy arithmetic and decision-making deducingprocess.To enhance software function of equipment management information system, mill condition-based maintenance software aided system is developed,it can save mill condition data into equipment information management platform,through mill software module to analysis sequenced detection data and automaticly give the appraisal of current mill condition , the forecasting of condition trend ,fault diagnosis,maintenance strategy and decision-making suggestion for mill technician as a reference to decide whether tostart mill condition-based maintenance.

在燃煤电厂既有的设备点检和大小修管理信息系统软件平台的基础上，进一步开发磨煤机的状态检修软件支持系统模块，能存储磨煤机的状态点检数据入设备信息管理平台，通过磨煤机状态检修软件支持系统模块对一段时间内的磨煤机点检数据进行处理从而给出磨煤机当前状态的分析与评价，磨煤机状态趋势的预测，磨煤机的故障分析、故障原因查找和解决措施，将最终的维修决策建议提供给磨煤机的专业技术维修人员和管理决策者参考，结合软件分析和人工经验的干预以决定是否开始磨煤机的状态检修。

By combining a case analysis and experiences and lessons from the fire prevention work, the author put forward the development direction and the key improvement of forest fire prevention technology as follows: keep on the studies on weather and situation of forest fire and the short-term, medium-term and long-term fire forecasting, establishing the countrywide forest fire forecasting system step by step, enhancing the biologic fire prevention construction based on forest- prevention web and system, improving the ability of the initial fire obstruction, expanding the forest fire plan, strengthening the management of combustible substances, completing the national satellite network for forest-fire monitoring as soon as possible, speeding up the construction of computer assistance decision system, GIS forest resources geography information system and the GPS world fixed position system, strengthening the fire prevention communication and the extinguishing fire with aviation airplane and chemistry, implementing the modernization of fire machine tool.

结合实例分析及我国森林防火工作的经验和教训，提出了未来我国森林防火技术的发展方向和改进重点：继续努力开展火险天气、火险形势的科学研究和短期、中长期火险预测预报工作，逐步建立全国林火预报系统；加强以防火林带网络和体系建设为主的生物防火建设，提高对初发火的阻隔能力；推广计划火烧，加强可燃物管理；尽快完成全国卫星林火监测网络建设；加快微机辅助决策系统、GIS森林资源地理信息系统和GPS全球定位系统建设的步伐；加强防火通讯；加强航空飞机灭火和化学灭火的力度；实现扑火机具现代化等。

If you are unfortunate enough to the lovelorn, please tell me, I will help you out, really, please contact me!

如果你不幸失恋了，请告诉我，我会帮助你摆脱困境，真的，请联系我啦！

China's plan to cut energy intensity by 20 percent and pollutant discharges by 10 percent between 2006 and 2010 is a case in point.

中国计划在2006年到2010间降低20%的能源强度和减少10%的主要污染物排放，就是一个这样的例子。