【正文】 m to deal with work attacks, expanded the system administrator39。入侵檢測(cè)技術(shù)是一種動(dòng)態(tài)的網(wǎng)絡(luò)檢測(cè)技術(shù)，主要用于識(shí)別對(duì)計(jì)算機(jī)和網(wǎng)絡(luò)資源的惡意使用行為，包括來(lái)自外部用戶的入侵行為和內(nèi)部用戶的未經(jīng)授權(quán)活動(dòng)。 基于集成神經(jīng)網(wǎng)絡(luò)入侵檢測(cè)系統(tǒng)的研究 畢 業(yè) 論 文 目 錄 摘要 .................................................................................................................................................. I ABSTRACT ....................................................................................................................................II 1 引言 ........................................................................................................................................... 1 研究的背景和意義 ......................................................................................................... 1 國(guó)內(nèi)外研究現(xiàn)狀 ............................................................................................................. 2 論文結(jié)構(gòu)安排 ................................................................................................................. 3 2 入侵檢測(cè)技術(shù)簡(jiǎn)介 ................................................................................................................... 4 研究入侵檢測(cè)的必要性 ................................................................................................. 4 入侵檢測(cè)的相關(guān)概念 ..................................................................................................... 4 入侵檢測(cè)系統(tǒng)的基本原理 ............................................................................................. 4 入侵檢測(cè)系統(tǒng)的基本工作模式 ..................................................................................... 5 入侵檢測(cè)系統(tǒng)的分類 ..................................................................................................... 6 根據(jù)檢測(cè)技術(shù)分類 ................................................................................................ 6 根據(jù)數(shù)據(jù)來(lái)源分類 ................................................................................................ 7 入侵檢測(cè)目前存在的局限性和不足 ............................................................................. 7 基于神經(jīng)網(wǎng)絡(luò)的入侵檢測(cè)技術(shù)的發(fā)展 ......................................................................... 8 3 神經(jīng)網(wǎng)絡(luò)簡(jiǎn)介 ........................................................................................................................... 9 神經(jīng)網(wǎng)絡(luò)模型 ................................................................................................................. 9 生物神經(jīng)元模型 ................................................................................................... 9 人工神經(jīng)元模型 ................................................................................................. 10 神經(jīng)網(wǎng)絡(luò)模型 ..................................................................................................... 12 神經(jīng)網(wǎng)絡(luò)的工作方式 ......................................................................................... 12 神經(jīng)網(wǎng)絡(luò)的基本性質(zhì)及優(yōu)點(diǎn) ............................................................................. 13 神經(jīng)網(wǎng)絡(luò)應(yīng)用于入侵檢測(cè) ........................................................................................... 14 4 基于集成神經(jīng)網(wǎng)絡(luò)的入侵檢測(cè)系統(tǒng) ..................................................................................... 15 系統(tǒng)設(shè)計(jì) ....................................................................................................................... 15 系統(tǒng)工作原理 .................................................................................................... 15 特征提取 ............................................................................................................ 15 集成神經(jīng)網(wǎng)絡(luò)算法 ....................................................................................................... 16 遺傳算法 ....................................................................................................................... 17 遺傳算法的定義 ................................................................................................ 17 遺傳算法的基本思想 ........................................................................................ 17 基本遺傳算法 .................................................................................................... 18 基本遺傳算法的運(yùn)行參數(shù) ................................................................................ 20 個(gè)體網(wǎng)絡(luò)的構(gòu)建 ................................................................................................ 20 個(gè)體網(wǎng)絡(luò)的選擇 ................................................................................................ 21 網(wǎng)絡(luò)的集成輸出 ................................................................................................ 22 5 仿真實(shí)驗(yàn)分析 ......................................................................................................................... 23 MATLAB神經(jīng)網(wǎng)絡(luò)工具箱 ............................................................................................. 23 實(shí)驗(yàn)數(shù)據(jù)源 ................................................................................................................... 23 入侵檢測(cè)數(shù)據(jù)集預(yù)處理 ............................................................................................... 24 仿真實(shí)驗(yàn) ....................................................................................................................... 24 導(dǎo)入數(shù)據(jù) ............................................................................................................ 24 訓(xùn)練過(guò)程 ............................................................................................................ 25 仿真實(shí)驗(yàn)數(shù)據(jù)分析 ....................................................................................................... 27 結(jié)論 ............................................................................................................................................... 28 參考文獻(xiàn) ....................................................................................................................................... 29 致 謝 ...........................................................................