Grove博士观察到，在过去，医院很少设计实验，以之测量可选性干预的比较效果。

In the past, observes Dr Grove, hospitals rarely designed experiments to measure the comparative effectiveness of alternative interventions.

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其次，本文对部分相似度算法做了一定程度上的改进，希望能获得更好的相似度比较效果。

Secondly, this thesis improves several similarity algorithms, hoping to get better results of the similarity.

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总之，研究者们认为，每天给药一次与给药两次比较，效果一样或者说更好，因为这样对HPA轴的抑制风险较小。

Overall, the researchers conclude that once-daily treatment did as well or better as the twice-daily regimen with a lower risk of HPA axis suppression.

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It appears to be useful in that way but I imagine it does more compelling things these days but I have not seen it myself.

那样看起来仿佛比较有效果,但我想这些天它非常引人注目,只是我自己没看到而已。

哈佛公开课 - 计算机科学课程节选