Question answering is one of the most search hotpots in the text retrieval and natural language processing field.
问题回答是文本检索和自然语言处理领域中非常热门的一个研究方向。
参考来源 - 问题回答和对话系统中置信度的研究How to improve the query performance of aggregation query becoming very useful. At the same time, text retrieval is a kind of time-consuming query, which is also need to enhance query performance.
同时,文本查询这类本来就比较耗时的查询,在并行数据库系统中的查询效率问题也是非常值得研究的。
参考来源 - 基于中间层表缓存的并行查询优化技术的研究与实现·2,447,543篇论文数据，部分数据来源于NoteExpress
Moreover, digital library has the function of text retrieval with images.
此外，数字图书馆还具有通过图像检索文本的功能。
The design and implementation of Structured Text Retrieval System is introduced in this paper.
该文介绍了一个应用于结构化文本的检索系统的设计和实现。
Free text retrieval (full text retrieval) systems locate records based on searching their content.
不限格式的内文检索(全文检索)系统是基于内容搜寻而找出档案。
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