training time limit

That was preprocessing the training set and excluding the non-Relevance Vector with iterative estimation integrated by threshold factor and maximum reduction upper limit, then decreased the sample scale and reduced the training time.

使用阈值系数和约减最大上限结合迭代估计对训练样本的超参进行快速估计，从而去除训练集中大量的非相关向量，降低训练样本的规模，减少了训练时间。

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The average age of becoming national elite diving athletes that the platform is 14.5 years old, the springboard is 15.3 years old, and the training time limit of platform is 5 years and the springboard is 6 years.

我国跳水选手成为世界优秀选手的平均年龄为跳台15.8岁，跳板16.8岁，跳台训练年限为5年，跳板训练年限为6年；

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