在示例代码中,我们再次计算加权平均数,但是感兴趣的读者很容易就能看出来,其实在聚集信息中完全可以加入复杂得多的结构。
In our sample code, we compute again the weighted average, but the interested reader can easily see that a much more complex structure could be to store the aggregation information.
返回给DB2的中间结果中包含着常用的计数器(DB 2max函数需要),以及当前分组到目前为止计算出来的实际加权平均数。
The intermediate result that is returned to DB2 contains the usual counter (needed for the DB2 MAX function) and the actual weighted average that we have so far for the current group.
因此,你每天晚上从新闻所了解到的道琼斯指数,都只不过是这些股票价值的一个加权平均数,正因为如此,道琼斯指数只能作为衡量它自身价值的一个数值来考虑。
So the Dow Jones number you hear in the news each night is simply this weighted average of stock prices. Because of this, the Dow Jones Industrial average should just be considered a price in itself.
通用汽车的破产导致其被道琼斯工业平均指数除名,道琼斯工业平均指数由30只股票价格的加权平均数构成。
GM's bankruptcy caused it to be removed from the Dow Jones Industrial average, a weighted average of 30 stocks.
即使以加权平均数计人民币兑其他主要货币上升,但视乎交叉汇率走势而定,人民币兑某特定货币仍可能下跌。
Even if the renminbi appreciates against other main currencies on a weighted average basis, it may depreciate against a particular currency, depending upon developments in the cross exchange rates.
但因累计资产支出加权平均数的计算过程复杂,手工计算时操作性不强;
But it is very complicated to calculate the weighted average value of accumulated assets expenditure for manual calculation.
地区癌症发生率来源于一个或多个癌症注册处,但是没有死亡率数据。国家癌症发生率来源于一个单独集合或一个本地比率的加权平均数。
Regional incidence data from one or more cancer registries but no mortality data. National incidence derived from a single set or a weighted average of local rates.
基于此方案,每个像素的4个预测值求和后得到一个加权平均数。
In such a scheme, there are 4 predictions for each pixel which are summed up to a weighted mean.
你最终的成绩是这三个模块的加权平均数,计算出你的课程分数的40%和考试成绩的60%。
Your final mark for this module will be a weighted average, calculated by taking 40% of your coursework mark and 60% of your exam mark.
利用算术加权平均数法(UPGMA)对香果树居群进行聚类,结果9个居群可分成浙江省内和省外两大类群。
Using unweighted pair group method with arithmetic average (UPGMA), 9 populations of Emmenopterys henryi were clustered into two groups, inner-province group and outer-province group.
定义了满足权重要求的模糊权重向量,利用三角模糊数的截集,给出了模糊加权平均数的计算原理、步骤和一种简便的近似方法。
The fuzzy weighted average operations are common ones in the assessment and decision analysis when the value and weight are described to triangular fuzzy number.
该计划的加权平均数。
本地邮费的加权平均数下降4%,而自上次1996年九月调整邮费以来的累积通胀率则为5.7%。
Local mail charges were reduced by a weighted average of 4 percent, against projected inflation of 5.7 per cent since the last revision in September 1996.
本地邮费的加权平均数下降4%,而自上次1996年九月调整邮费以来的累积通胀率则为5.7%。
Local mail charges were reduced by a weighted average of 4 percent, against projected inflation of 5.7 per cent since the last revision in September 1996.
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