| 单位权方差估值公式的推导及经典平差方法的局限性讨论 |
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| 引用本文： | 张俊,张鹏飞. 单位权方差估值公式的推导及经典平差方法的局限性讨论[J]. 贵州大学学报(自然科学版), 2009, 26(4): 47-49 |
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| 作者姓名： | 张俊 张鹏飞 |
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| 作者单位： | 贵州大学矿业学院,贵州,贵阳,550003;贵州大学矿业学院,贵州,贵阳,550003 |
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| 基金项目： | 贵州大学实践教学改革研究建设项目:测绘工程创新实验模式改革，测绘工程专业实验模式改革 |
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| 摘 要： | 利用分块矩阵及矩阵求解约化知识推导了测量平差中单位权方差的估值公式,并由推导结果分析了经典最小二乘平差方法的局限性。
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| 关 键 词： | 分块矩阵 先验权 单位权方差 |
The Deduction of the Unit Weight Variance Formula and Some Analysis on Limitation of the Classical Adjustment |
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| ZHANG Jun,ZHANG Peng-fei. The Deduction of the Unit Weight Variance Formula and Some Analysis on Limitation of the Classical Adjustment[J]. Journal of Guizhou University(Natural Science), 2009, 26(4): 47-49 |
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| Authors: | ZHANG Jun ZHANG Peng-fei |
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| Affiliation: | ( College of Mining, Gulzhou University, Guiyang 550003, China) |
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| Abstract: | In this paper,the unit weight variance formula has been deduced and what the theory the author has used to deduces the formula is the block matrix and matrix reducing knowledge.Besides,the author analyzes the limitation of classical MINQUE adjustment theory according to the results the paper surpported. |
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| Keywords: | block matrix metaphysical weight unit weight variance |
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