目前数据挖掘的对象主要还是本地数据库中的文本及数值类数据，对于图像信息的挖掘所进行的研究还比较有限。

The main objects for data mining remain today to be texts and numerical data in the local database, while studies on image-based data mining appear to be rather limited.

youdao

目前数据挖掘的对象主要还是本地数据库中的文本及数值类数据，对于图像信息的挖掘所进行的研究还比较有限。

The main objects for data mining remain today to be texts and numerical data in the local database, while studies on image-based data mining appear to be rather limited.

youdao