They can, however, be estimated from the training set.
但是这些都是可以通过训练集估计求得。
But learning the training set well is not necessarily the best thing to do.
但是，学习训练集表现良好并不一定是件好事。
How large is your training set?
训练集有多大？
It is completely characterized by kernel function and training set.
支持向量机由核函数与训练集完全刻画。
It is completely characterized by kernel function and training set.
支持向量机由核函数与训练集完全刻画。
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