Through SVM can perfectly solve the problem of small sample learning, it fails to make use of the unlabelled samples of data.

• 针对这种情况，本文首先研究了支持向量机的基本原理和算法，指出支持向量机是一种基于统计学习理论的通用学习算法，能够较好地解决小样本学习问题。