目 錄
第 1 章 數(shù)據(jù)科學(xué)概述 ··················································································1
1.1 什么是數(shù)據(jù)科學(xué)？ ············································································1
1.2 大數(shù)據(jù)技術(shù)·····················································································6
1.3 數(shù)據(jù)未來(lái)·····················································································.20
第 2 章 Python 基礎(chǔ)··················································································.23
2.1 編程環(huán)境與規(guī)范············································································.23
2.2 數(shù)據(jù)類型、數(shù)據(jù)載體及運(yùn)算 ····························································.25
2.3 序列結(jié)構(gòu)·····················································································.30
2.4 程序流程控制···············································································.38
2.5 函數(shù)···························································································.40
2.6 字符串························································································.45
2.7 文件操作·····················································································.50
2.8 面向?qū)ο蟪绦蛟O(shè)計(jì)·········································································.51
第 3 章 科學(xué)計(jì)算—— Numpy······································································.57
3.1 計(jì)算基礎(chǔ)·····················································································.58
3.1.1 什么是科學(xué)計(jì)算？ ·······························································.58
3.1.2 Numpy 基礎(chǔ)········································································.62
3.2 數(shù)組的創(chuàng)建與訪問(wèn)·········································································.65
3.2.1 創(chuàng)建數(shù)組 ···········································································.66
3.2.2 數(shù)組的訪問(wèn) ········································································.72
3.3 數(shù)組的基本操作············································································.74
3.4 數(shù)組的基本運(yùn)算············································································.85
3.5 矩陣基礎(chǔ)及運(yùn)算············································································112
3.6 Numpy 的簡(jiǎn)單應(yīng)用········································································127
第 4 章 數(shù)據(jù)處理和分析—— Pandas ·····························································135
4.1 數(shù)據(jù)結(jié)構(gòu)·····················································································136
4.1.1 常用數(shù)據(jù)結(jié)構(gòu) ·····································································136
4.1.2 數(shù)據(jù)類型 ···········································································137
4.1.3 數(shù)據(jù)類型的簡(jiǎn)單使用 ····························································138
4.1.4 系列的基本使用 ··································································140.VI·
4.1.5 數(shù)據(jù)幀的基本使用 ·······························································145
4.2 數(shù)據(jù)加載與文件格式······································································154
4.2.1 Pandas 的 I/O 功能································································155
4.2.2 數(shù)據(jù)讀寫(xiě)與文件格式 ····························································158
4.3 數(shù)據(jù)清洗與預(yù)處理·········································································184
4.3.1 檢測(cè)與處理缺失值 ·······························································185
4.3.2 檢測(cè)和處理重復(fù)值 ·······························································192
4.3.3 檢測(cè)和處理異常值 ·······························································197
4.3.4 數(shù)據(jù)轉(zhuǎn)換 ···········································································201
4.3.5 數(shù)據(jù)匹配 ···········································································213
4.3.6 數(shù)據(jù)標(biāo)準(zhǔn)化 ········································································218
4.4 數(shù)據(jù)處理與分析············································································221
4.4.1 層次化索引 ········································································222
4.4.2 數(shù)據(jù)連接與合并 ··································································234
4.4.3 數(shù)據(jù)聚合與分組運(yùn)算 ····························································245
4.5 時(shí)間序列分析···············································································261
4.5.1 時(shí)間序列基礎(chǔ) ·····································································261
4.5.2 時(shí)間戳（ Timestamp） ···························································265
4.5.3 時(shí)區(qū)（ Timezone） ·······························································274
4.5.4 時(shí)期（ Period） ····································································277
4.5.5 時(shí)間差（ Timedelta） ····························································283
4.5.6 時(shí)間序列重構(gòu) ·····································································285
4.6 Pandas 高級(jí)應(yīng)用 ···········································································302
4.6.1 分類數(shù)據(jù) ···········································································302
4.6.2 鏈?zhǔn)骄幊碳夹g(shù) ·····································································310
第 5 章 數(shù)據(jù)可視化—— Matplotlib·······························································315
5.1 繪圖基礎(chǔ)·····················································································315
5.2 二維圖形可視化············································································328
5.3 三維圖形可視化············································································354
5.4 使用動(dòng)畫(huà)·····················································································365
5.4.1 使用 Animation 模塊創(chuàng)建動(dòng)畫(huà) ·················································365
5.4.2 使用 OpenGL 創(chuàng)建動(dòng)畫(huà) ·························································373
5.5 復(fù)雜網(wǎng)絡(luò)結(jié)構(gòu)可視化······································································379
5.5.1 網(wǎng)絡(luò)可視化基礎(chǔ) ··································································380
5.5.2 網(wǎng)絡(luò)圖的生成 ·····································································385
5.5.3 網(wǎng)絡(luò)圖的繪制 ·····································································387