The algorithm selects training samples by local sample density, to reduce the training samples and thus to improve the speed of learning.

该算法根据样本的局部密度选择训练样本，减少参加训练的样本数量，提高学习速度。

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Here, the fans can learn about sustainable products, watch alternative energy demonstrations and sample local food and beverages.

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For the media, it's fun to sample the local fare, whether it's strawberry juice or the hummus that's been ubiquitous on every stop of this tour.

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Forbes readers should strive to visit it, sample the local porco preto and olives, and revel in the unique, and ancient landscape, of the Alto Alentejo.

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