Moreover, the concept of interest variance is adopted to improve the veracity of searching nearest neighbors.

在计算最近邻时，引入了兴趣方差的概念，提高了计算最近邻的准确度。

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It proves that this method can obtain a better predictive precision, compared with traditional recommendation algorithm and algorithm which don't take into account interest variance.

实验证明，本文提出的这种算法在预测精度上较传统的推荐算法和没有引入兴趣方差的推荐算法有很大的提高。

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As a company serving the cell operators, Upstream has an interest in the major operators recognizing the variance in the developing market: the company asserts that because no Apple-Android duopoly exists in emerging markets, operators can play a greater role in how they develop which would mean more investment and thus more business for Upstream.

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