加权分数是不同比重数据的分数，加权分数就是把原始数据按照合理的比例来计算。要理解加权是什么意思，首先需要理解什么叫“权”，“权”的古代含义为秤砣，就是秤上可以滑动以观察质量的那个铁疙瘩。《孟子·梁惠王上》曰:“权，然后知轻重。”就是这意思。
其次，在多径时延的模型基础上，本文分析研究了加权分数低阶协方差时延估计方法和基于加权非线性变换的时延估计方法。
Then, based on the multipath model, this thesis analysed and researched the time delay algorithm based on the weigthed fractional lower order covariance and the weigthed non-linear transformation.
神龙外部因素机会与威胁评价矩阵总加权分数为2.35，略低于平均值2.5，就目前情况来看，公司市场地位有近一步下滑的可能。
The total weighted score of the outer opportunities and threats is 2.35, slightly lower than 2.5. According to the current situation, the company is possibly further decline of the market position.
例如，若主要匹配物理地址，则调整分数加权定义以强调物理地址字段。
For example, to match primarily on physical address, tune the score weighting definitions to emphasize the physical address field.
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