Contents Preface v Typographical Conventions xi 1 Introduction 1 1.1 A Quick Overview of S ....................... 3 1.2 Using S ............................... 5 1.3 An Introductory Session . . . . . ................. 6 1.4 WhatNext? ............................. 12 2 DataManipulation 13 2.1 Objects ............................... 13 2.2 Connections............................. 20 2.3 DataManipulation ......................... 27 2.4 TablesandCross-Classification................... 37 3The S Language 41 3.1 Language Layout . . ........................ 41 3.2 More on S Objects ......................... 44 3.3 ArithmeticalExpressions...................... 47 3.4 CharacterVectorOperations .................... 51 3.5 Formatting and Printing . . . . . . ................. 54 3.6 Calling Conventions for Functions ................. 55 3.7 ModelFormulae........................... 56 3.8 ControlStructures.......................... 58 3.9 ArrayandMatrixOperations.................... 60 3.10 Introduction to Classes and Methods . . . ............. 66 4 Graphics 69 4.1 GraphicsDevices .......................... 71 4.2 Basic Plotting Functions . . . . . ................. 72 viiviii Contents 4.3 EnhancingPlots........................... 77 4.4 FineControlofGraphics ...................... 82 4.5 Trellis Graphics . . . ........................ 89 5 Univariate Statistics 107 5.1 Probability Distributions . . . . . .................107 5.2 Generating Random Data . . . . . .................110 5.3 DataSummaries...........................111 5.4 ClassicalUnivariateStatistics....................115 5.5 RobustSummaries .........................119 5.6 DensityEstimation .........................126 5.7 Bootstrap and Permutation Methods . . . .............133 6 Linear StatisticalModels 139 6.1 AnAnalysisofCovarianceExample................139 6.2 ModelFormulaeandModelMatrices ...............144 6.3 Regression Diagnostics . . . . . . .................151 6.4 SafePrediction ....................

空间分析软件SGeMS配套书籍，Applied Geostatistics with SGeMS: A User's Guide（Chapter1-3）

A Sampler of Useful Computational Tools for Applied Geometry Computer Graphics and Image Processing 英文无水印pdf pdf所有页面使用FoxitReader和PDF-XChangeViewer测试都可以打开 本资源转载自网络，如有侵权，请联系上传者或csdn删除 本资源转载自网络，如有侵权，请联系上传者或csdn删除

英文完整版

化学工程，Applied Mathematics And Modeling For Chemical Engineers; 2012, 2nd Edition by Ri.pdf。

非常好的数学教程，适合程序员自学，高清PDF格式，看了这本书 你会感觉以前都白学了。

应用密码学：协议、算法与C源程序 作者：（美）Bruce Schneier著

Applied Multivariate Statistical Analysis 6th Edition Pearson New International Edition Author: Richard A. Johnson 文字版

一本经典的国外密码学手册，作者是Alfred Menezes 。文件时PDF格式还是很清晰的，是中文版的，我找了很久才找到的。整个CSDN上本来没有中文版的，或者是有些是中文版的，但是不清晰。本文档挺清晰的，对学信息安全或者研究密码学的人是本不错的书籍。

What is data science? With the major technological advances of the last two decades, coupled in part with the internet explosion, a new breed of analysist has emerged. The exact role, background, and skill-set, of a data scientist are still in the process of being defined and it is likely that by the time you read this some of what we say will seem archaic.