词向量语义扩展技术在图书馆智能咨询系统的应用与实现  

Application and Implementation of Word Vector Semantic Extension Technology in Library Intelligent Consulting System

作　　者：张乐[1] Zhang Le(Southeast University Library,Nanjing 211189)

机构地区：[1]东南大学图书馆,南京211189

出　　处：《图书情报工作》2020年第18期126-136,共11页Library and Information Service

摘　　要：[目的/意义]针对目前自动问答系统在语义扩展方面存在的缺陷,提出一种基于词向量的语义扩展技术,设计并实现一个图书馆的智能咨询系统。[方法/过程]使用基于Word2veC词向量语义扩展技术结合中文分词、共现词匹配技术设计智能问答引擎,结合协同办公的管理理念,实现图书馆智能咨询系统的构建,并对系统的运行数据进行统计分析。[结果/结论]该系统在工作时间、咨询效果和后台管理上较好地满足设计需求,为图书馆智能化信息咨询系统建设提供参考。[Purpose/significance]Aiming at the problem of semantic extension in automatic question answering system,this paper proposes a semantic extension technology based on word vector,and designs and implements a library itelligent consulting system.[Method/process]Using word2vec word vector semantic extension technology,Chinese word segmentation and co-occurrence matching technology,an inelligent Q&A engine was designed.Combined with the concept of collaborative office,the library intelligent consulting system was realized,and the operation data of the system was statistcally analyzed.[Result/conclusion]The system meets the design requirements well in terms of working hours,consultation effect and back-stage management,and provides reference for the construction of library intelligent consultation system.

关 键 词：词向量 语义扩展 Word2veC 智能咨询 图书馆 

分 类 号：G250.7[文化科学—图书馆学]