main component analysis meaning in Chinese
主成分分析
Examples
- Application of main components analysis to performance evaluation for listed companies of machine tool industry
农业上市公司绩效综合评价的实证分析 - By means of main component analysis , the investment environment of 12 cities in hubei was evaluated mainly on hardware conditions ; the features of each city ' s investment environment were analyzed ; and some improvement proposals were put forward
摘要以主成分法为分析工具，侧重于从硬件条件方面，测度和评价了湖北省12个城市的投资环境，分析了各城市投资环境的特点，提出了优化投资环境的建议。 - Detected by the theoretical system , a survey was made on land resources , natural , social and economic conditions in shiwanxi small watershed . based on this , the author selected some indexes with methods of systems analysis and frequency stat then assessed the land use from 1996 to 2002 with the main component analysis method . finally , the paper provided strategic idea and practical countermeasures for land resources sustainable use and economy sustainable development according to the existing problems revealed by the assessment
本研究的总体思路是：总结、归纳已有研究成果，探讨小流域土地资源可持续利用研究的理论方法；在理论指导下，系统分析石碗溪小流域自然、社会经济状况及其土地资源特征、利用现状等，据此选择小流域土地资源可持续利用评价指标；用主成分分析法综合评价指标，对小流域1996 2002年土地资源可持续利用进行评价，揭示小流域土地利用存在问题及其原因；最后，提出小流域土地资源可持续利用对策。 - Using the methods of summation by giving a mark and main component analysis , the result indicates that the methods of main component analysis is identical better with reality than the methods of summation by giving a mark , the differentiation trend of types of site conditions of cornus officinalis chiefly receives the accuse in soil fertility factor and the general configuration of the earth ' s surface factor
结果表明：主分量分析法与打分求和法相比，以主分量分析法划分的类型与实际吻合更好；山茱萸立地条件类型的分化趋势主要受控于土壤肥力因子和地貌因子。 - 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。