Thinking of the fault of VSM based on term, which has a big dimension and little feature, we present a new way of convert the text feature from words space to concept space.

• 针对当前基于VSM中类别特征向量巨大、表达特征不明显的缺点，本文还提出了根据概念网将特征向量由术语空间转换到概念空间的方法。