Empirical results on Chinese stock market indicate that stochastic volatility model based on the two index outperforms those based on one index in capturing volatility character and market risk.
利用中国股市数据进行的实证结果表明，与单测度指标的随机波动率模型相比，基于两个测度指标的随机波动率模型能更好地描述股票市场波动率和市场波动风险。
Precise using Chinese library classification to index sci-tech periodical is discussed based on character of periodical paper.
从期刊论文的特点出发，探讨了准确规范使用《中国图书馆分类法》标引期刊论文。
Based upon the analysis of advantages and disadvantages of every Chinese character input coding scheme, a block-index-terms input processing technique is studied.
在分析了各种汉字输入编码方案利弊的基础上，研究了分块索引词语输入处理技术。
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