To create a ranking, the important question is whether there is a linear function that reduces this four-dimensional dataset to a one-dimensional set.

对于编制排名而言，最重要的问题是，是否存在一个线性函数，能够对这个四维的数据集进行降维，得到一个一维的数据集（生活质量指数）。

youdao

The EIU first began ranking cities to test whether or not companies should pay staff a hardship allowance if they make employees relocate to a different country.

经济学人智库起初对城市进行排名是为了测试企业是否应给派往外国的员工支付相应的辛劳津贴。

youdao

And run the marathon athletes, regardless of whether ranking, are awesome!

又如跑完马拉松赛的运动员，不管能否取得名次，都是令人敬佩的！

youdao

McCain,the Ranking Member of the Senate Armed Services Committee, was asked whether the timeline for withdrawing U.S.combat forces from Iraq within the next year might need to be revised in the wake of the latest attacks.

VOA: standard.2009.10.26

The Senate Finance Committee, on which Grassley is the ranking Republican, is investigating whether the companies held back the study to preserve sales.

FORBES: Scientist's Misgivings With Schering-Plough

It is not known whether McCain, who is the ranking Republican on the Senate Armed Services Committee, has been formally briefed on the operations in Iran.

NEWYORKER: Preparing the Battlefield

So interest may focus on the relative ranking of the Ulster Unionists and the SDLP and whether Alliance can build on last year's success, when they toppled Mr Robinson in East Belfast.

BBC: NI Assembly election campaign low-key but intriguing