weighted sum

基本解释

The whole block can thus be represented as the weighted sum of 64 frequencies.
那么，整个元块就可以用64的频率的的加权和代表。
Perhaps it is a complex weighted sum of these other values that decide for you whether you accept this new physician, or continue your search.
可能是这些其它值的复杂的加权总和决定您究竟是接受这位新医生还是继续搜索。
Referring to our example, the aggregation information needs to contain the weighted sum of all values passed in so far (for that group) and the count for the number of values already processed.
按照例子的要求，聚集信息需要保存目前为止所有（该组）传入值的加权和，并保存已经处理过的数值的数量。

He supposes that the central bank wants to minimise the weighted sum of the square of the inflation gap and the square of the output gap.
ECONOMIST: The message is the medium-term
Last year, the state passed a financing plan for the public schools under which each pupil is assigned a sum of money, weighted according to where they live and whether they have special needs.
ECONOMIST: Sorting out school choice
The five-year performance quoted above (like the ones in the tables beginning on page 136) is a time-weighted return, measuring results for a hypothetical investor who put in a sum at the beginning and stood pat.
FORBES: The fortunes of an aggressive growth fund in a bear market.