选择系数的英文
alternative coefficient
coefficient of selection
selected coefficient
selection coefficient
+更多解释...
例句与用法
- Considering the energy distribution of wavelet coefficient , this paper investigated the characteristics of the rule of energy distribution , based on which two new proposed compression methods were examined and some useful conclusions were drawn
本文从能量分布的角度讨论了基于小波变换后图像能量分布的特点，提出了两种根据系数能量的分布选择系数的压缩方法，通过试验和其它方法进行对比，按分解等级归类小波子带的压缩方法可提供更高效的压缩性能。 - It can make evaluation results more apparent and objective when used to evaluate performance of chinese securities investment funds comprehensively . from three aspects of fund performance , that is risk premium , performance attribution and performance persistence , this paper selects 11 evaluating index , which include sharpe index , treynor index , jenson index and so on . it makes this evaluation system can represent funds ’ performance information completely , afterwards main component analysis is carried out to predigest evaluation outcome to obtain final evaluation result
本文从基金业绩的风险收益、业绩归属、持续性三个方面选取了11个评价基金业绩的指标,其中包括夏普指数、特雷诺指数、詹森指数、市场时机选择系数、股票选择系数、持续性指标等,使该评价体系能较为全面地代表基金业绩的信息,然后通过主成分分析法来简化评价信息,以获得最终的综合评价结果。
