One problem in forecasting earnings, he says, is that the Internet and real-estate bubbles pushed corporate profit margins to 7%, above the historical level of 6%.
他说，预测收益时存在的一个问题是，互联网和房地产泡沫将公司利润率推高到7%，超过了6%的历史水平。
As for Mr Bernanke, the Fed is forecasting growth of 3.4%-3.9% this year, a rate above the historical trend.
至于伯纳克，美联储预计在今年实现3.4% - 3.9%的增长，这个数字高于历史的趋势。
Forecasting - Analyze and predict future outcomes based on historical patterns.
基于对历史的模式预测-分析和预测未来的结果。
This thesis describes a sales forecast model with automobile inventory data. The data mining process starts with the character of historical sale data, establishes and optimizes forecasting models.
本文针对汽车零部件销售量的预测开展了预测模型建模的研究，从销售历史数据特征研究入手，建立、选择并优化预测模型。
Based on historical data of Shaanxi natural gas network system, static and dynamic simulation and load forecasting of natural gas system has been researched in this thesis.
本文依据陕西省天然气管网系统的历史数据，对天然气管网系统稳动态仿真和天然气短期负荷预测进行了研究。
After the forecasting model is completed, forecasts are made for these periods and compared with the known historical values.
在预测模型之后被完成，预测被对这些期数有益并且与已知的历史价值相较。
Since financial accounts are historical in nature, some means of forecasting or projecting the future course of a project is essential for management control.
因为财务讲演的历史局限性，为了进行有效的治理和把持，有必要应用一些预测和计划项目未来过程的办法和手腕。
In the electric load forecasting, the shortage and damage data may be encountered when historical data information are collected. This paper puts forward a number of methods to solve these problems.
基于在电力负荷预测前期收集历史数据资料时，可能遇到历史数据数据缺损的情况，为此提出了多种对缺损数据的处理方法。
Processing historical load data is first to solve the problem in improving the load forecasting accuracy in power system.
对历史负荷数据进行处理是提高电力系统负荷预测精度首先要解决的问题。
The results show that the forecasting method has achieved some effectivenesses. Furthermore, AR method just makes use of its own historical data to build models and forecast.
此外，AR模型仅利用自身的历史数据进行建模预测，故具有简便易行、通用性好、可操作性强的特点。
For the short -term electric power load with uncertainty influence factors, we put forward the load forecasting method using ANN based on similar historical day.
对于受不确定因素影响的短期电力负荷，提出了一种基于相似日的神经网络预测方法。
Time series forecasting refers to the use of the historical observations of time series to predict the value at a future time.
本文第一章介绍了该课题的背景意义以及时间序列预测的国内外研究现状；
Time series forecasting refers to the use of the historical observations of time series to predict the value at a future time.
本文第一章介绍了该课题的背景意义以及时间序列预测的国内外研究现状；
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