| 1. | Forecasted research on the future of taxation reform 费税改革前景预测研究 |
| 2. | Forecast research of china ' s electric power production based on arima models 模型的我国电力生产预测研究 |
| 3. | Forecast research on financing sum of medium and small - sized corporations based on time series 基于时间序列的中小企业融资额预测研究 |
| 4. | Annual runoff forecasting research based on the theory of cointegration and error correction model 基于协整与误差修正机制的径流预测模型研究 |
| 5. | Widely used in forecast research recently , gray system theory is also adopted as one of the forecast methods , besides the two widespread methods of moving average and exponential smoothing in this field 本研究在预测方法的选择,除了以业界常用的移动平均法与指数平滑法外,另纳入近来广为预测研究使用的灰色理论。 |
| 6. | It ' s difficult therefore to make an economic forecasting , even an economic index . it should be the direction of economic forecasting research that to synthesize the forecasting methods actively 因此,做经济预测,甚至预测某个经济指标,试图用一个模型来描述其变化规律,或用一种算法来计算出较好的预测值,都是十分困难的。 |
| 7. | The combination of scaling parallel computing technologies and numerical weather forecasting research results is of great significance to develop the high performance parallel computer application , to improve the numerical weather forecasting level , and to advance the parallel computer study 可扩展并行计算技术与数值气象领域研究成果相互渗透,对发展高性能并行计算机的应用、提高数值气象预报水平、促进并行计算机的研制,具有极为重要的意义。 |
| 8. | Through financial analysis , it is urgent question to solve which distinct quality of different corporations . with chinese economy developing quickly , the more and more people pay attention to forecast researching of corporation . in particular , the financial difficulty and the bankrupt forecast are more prominent 近年来对上市公司经营状况的研究已然兴起,尤其是财务困境及破产预测方面的成就更加突出,然而有关上市公司成长性的预测研究目前则处于刚刚起步阶段。 |
| 9. | Holding the inadequate and imperfect history data , as anybody can see , the forecasting of logistics system will be confronted with many difficulties , because the forecast models are in want of a great number of history data . on the practical conditions of logistics system in china , how to find out a predicting approach of high accuracy has the vital part in the forecast research of logistics system 历史数据少和不完整,面对需要大量历史数据为依托的预测模型,物流系统的预测具有很大的难度,针对我国的物流系统的实际情况,如何能寻找到一种精度较高的预测方法,已成为物流系统预测研究的重要内容。 |
| 10. | The paper accounts the importance and the necessity of the forecasting research to the stock return volatility of our country , and the use in practice of the forecasting about the stock return volatility , firstly , stock market of our country is divided into large scale stock 、 middle scale stock and small scale stock on the basis of stock size . secondly , according to the basic method of the mathematical statistics , the behavior of the return volatility about single stock is described by using the model of the rolling variance estimates 。 through the relation of daily returns volatility and weekly returns volatility and the forecasting accuracy of the volatility forecasting model to various stock scale , we do practical analysis with the forecasting research to return volatility of single stock market 在个股收益波动性的可预测性研究方面,首先按市值规模大小将我国股票分为大盘股、中盘股和小盘股,然后利用数理统计的基本方法,用滚动样本方差估计模型描述个股市场收益波动性的行为,并对三种股票日收益率序列及周收益率序列波动之间的关系以及波动预测模型对各种股盘的预测准确性进行了实证分析和结果检验。 |