【正文】 江漢大學(xué)本科畢業(yè)論文（設(shè)計(jì)）I全文搜索引擎的設(shè)計(jì)與實(shí)現(xiàn)畢業(yè)論文目錄1 緒論 ...................................................................................1 課題背景及介紹 ......................................................................1 課題研究目的及應(yīng)用 ..................................................................1 課題研究范圍 ........................................................................1 小結(jié) ................................................................................22 搜索引擎相關(guān)理論研究 ...................................................................3 WEB搜索引擎原理和結(jié)構(gòu) ...............................................................3 搜索引擎三段式工作流程 ..........................................................3 搜索引擎整體結(jié)構(gòu) ................................................................4 網(wǎng)頁(yè)收集 ............................................................................5 爬蟲(chóng)的工作流程 ..................................................................5 爬蟲(chóng)的抓取策略 ..................................................................5 鏈接數(shù)據(jù)庫(kù)的建立 ................................................................6 鏈接數(shù)據(jù)庫(kù)的更新 ................................................................6 網(wǎng)頁(yè)預(yù)處理 ..........................................................................6 建立索引頁(yè)面庫(kù) ..................................................................7 分詞 ............................................................................9 倒排索引 .......................................................................10 查詢服務(wù) ...........................................................................12 查詢方式和匹配 .................................................................12 結(jié)果排序 .......................................................................13 文檔摘要 .......................................................................14 小結(jié) ...............................................................................153 NUTCH 相關(guān)框架研究 .....................................................................16 LUCENE研究 .........................................................................16 Lucene 概述 ....................................................................16 Lucene 如何對(duì)索引進(jìn)行搜索 ......................................................16 Lucene 增刪改索引的 API.........................................................17 NUTCH研究 ..........................................................................21 Nutch 概述 .....................................................................21 研究 Nutch 的原因 ...............................................................21 研究 Nutch 的目標(biāo) ...............................................................22 Nutch 和 Lucene 比較 ............................................................22 Nutch 常用命令 .................................................................22 SOLR研究 ...........................................................................28 Solr 概述 ......................................................................28 江漢大學(xué)本科畢業(yè)論文（設(shè)計(jì)）II Solr 索引 ......................................................................28 Solr 搜索 ......................................................................29 Lucene 索引查看工具 Luke........................................................31 HADOOP研究 .........................................................................32 Hadoop 概述 ....................................................................32 Hadoop 單機(jī)本地模式 ............................................................34 Hadoop 單機(jī)偽分布式模式 ........................................................34 小結(jié) ...............................................................................364 全文搜索引擎系統(tǒng)分析與技術(shù)選型 ........................................................37 系統(tǒng)目標(biāo)需求 .......................................................................37 系統(tǒng)功能項(xiàng) .........................................................................37 可行性分析與決策 ...................................................................37 技術(shù)可行性 .....................................................................38 經(jīng)濟(jì)可行性 .....................................................................38 小結(jié) ...............................................................................395 全文搜索引擎系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn) ............................................................40 系統(tǒng)功能圖 .........................................................................40 系統(tǒng)實(shí)體設(shè)計(jì) .......................................................................40 實(shí)體 ...........................................................................40 實(shí)體的屬性 .....................................................................41 實(shí)體間的聯(lián)系 ...................................................................42 系統(tǒng)實(shí)現(xiàn) ...........................................................................42 系統(tǒng)需要的環(huán)境 .................................................................42 系統(tǒng)中 Nutch 的配置 .............................................................43 對(duì)整個(gè)網(wǎng)絡(luò)進(jìn)行抓取 .............................................................44 Solr 安裝配置和使用 ...........................................................47 給 Solr 添加 mmseg4j ........................................................48 客戶端應(yīng)用程序的實(shí)現(xiàn) ...........................................................49 小結(jié) ...............................................................................566 全文搜索引擎系統(tǒng)評(píng)價(jià) ..................................................................57 系統(tǒng)特色 ...........................................................................57 系統(tǒng)存在的不足和解決方案 ...........................................................57 系統(tǒng)存在的不足 .................................................................57 改進(jìn)措施 .......................................................................58 畢業(yè)設(shè)計(jì)心得與收獲 .............................................................587 結(jié)束語(yǔ) ...