用作描述符的一种字、符号或数，用于从某一集合中，特别是从某一配位标引系统中检索信息。
A word, symbol, or number used as a descriptor for retrieval of information from a collection, especially in a coordinate indexing system.
这种图形符号的语义联想方法可以用来改善信息检索系统的人机交互效率以及用于数据挖掘领域中的信息可视化技术。
The method of icon semantics association can be applied to the improving of the information retrieve system based on icon, and can be applied to information visualization technology in data mining.
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