目前垂直搜索引擎采用与通用全文搜索引擎类似的全文检索系统结构，在专业相关度方面具有相当高的水平。
At present, the vertical search engine adopted the system structure which is similar with the full-text search engine. It had high level in the professional association degree.
然而由于信息的复杂多样，图像的内容描述方法缺乏规范，导致了基于内容的图像检索系统中存在通用性差的问题。
However, due to the complexity of the information, the lack of standard for the description of image content induces low interoperability among CBIR systems.
然而由于信息的复杂多样，图像的内容描述方法缺乏规范，导致了基于内容的图像检索系统中存在通用性差的问题。
However, due to the complexity of the information, the lack of standard for the description of image content induces low interoperability among CBIR systems.
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