| 宁夏引黄灌区农村信息化主成分分析 |
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| 引用本文： | 赵晖,温学飞,赫晓辉,王政峰,安钰.宁夏引黄灌区农村信息化主成分分析[J].计算机与农业,2010(2):45-47. |
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| 作者姓名： | 赵晖 温学飞 赫晓辉 王政峰 安钰 |
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| 作者单位： | [1]宁夏农村科技中心,宁夏银川750001 [2]宁夏农林科学院荒漠化治理研究所,宁夏银川750002 |
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| 基金项目： | 国家科技支撑课题（2007BAD33807） |
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| 摘 要： | 对宁夏扬黄灌区2007年农村传统信息化与其他影响因子之间利用主成分法进行分析，得出以下结论：影响宁夏灌区传统农村信息化有4个主成分，分别为及时信息因子、网络信息因子、通讯信息因子和人际交往因子。各主成分方差贡献率分别为33．4216％、31．6659％、16．5499％和7．6844％，累积贡献率达89．3281％，代表了农村信息化指标89．3281％的信息。
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| 关 键 词： | 农村信息化 主成分 宁夏灌区 |
Principal Component Analysis on Rural Informatization in Yellow River Irrigation Area of Ningxia |
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| Zhao Hui,Wen Xuefei,He Xiaohui,Wang Zhengfeng,An Yu.Principal Component Analysis on Rural Informatization in Yellow River Irrigation Area of Ningxia[J].Computer and Agriculture,2010(2):45-47. |
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| Authors: | Zhao Hui Wen Xuefei He Xiaohui Wang Zhengfeng An Yu |
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| Institution: | 1.Rural Science and Technology Centre of Ningxia, Yinchuan 750001, China; 2.Desertification Control Institute, Ningxia Academy of Agricultural and Forestry Sciences, Yinchuan 750002, China) |
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| Abstract: | The influence factors of rural informatization in yellow river irrigation area of Ningxia in 2007 was analyzed by using principal component analysis method. The results showed that there were four principal factors affecting rural informatization in yellow river irrigation area of Ningxia. The variance eontribution rate of the four factors of real time information, web information, teleeornmunieation information and interpersonal communication information were 33.4216% ,31.6659%, 16.5499% and 7.6844%, respectively. Their accumulative contribution rate was reached 89.3281%, whieh mean the four components contained 89.3281% of the total information about rural informatization. |
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| Keywords: | rural informatization principal components irrigation area of Ningxia |
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