基于知识图谱的热点文章发现算法研究分析 计算机科学与技术专业VIP免费

目录摘要····················································································································1Abstract····················································································································2前言····················································································································3第一章绪论·········································································································41.1研究背景及意义····································································41.2论文主要工作·······································································51.3本文组织结构·······································································5第二章相关知识及技术简介·················································································72.1知识图谱简介·······································································72.2Neo4j图形数据库与Cypher简介···············································72.3网络爬虫介绍·······································································82.4PageRank算法简介································································92.5Sigmoid函数简介·································································102.6本章小结············································································11第三章问题描述与算法设计···············································································123.1问题描述与基本思路····························································123.2具体算法设计·····································································133.2.1知识图谱构建·······························································143.2.2期刊排名爬取·······························································153.2.3论文引用网络权重模型的设计·············...