Applying Predictive Analytics - McCarthy, Richard V.

. .

Résumé :

Chapter 1.- Introduction to Predictive Analytics.- 1.1 Predictive Analytics in Action.- 1.2 Analytics Landscape.- 1.3 Analytics.- 1.3.2 Predictive Analytics.- 1.4 Regression Analysis.- 1.5 Machine Learning Techniques.- 1.6 Predictive Analytics Model.- 1.7 Opportunities in Analytics.- 1.8 Introduction to the Automobile Insurance Claim Fraud Example.- 1.9 Chapter Summary.- References.- Chapter 2.- Know Your Data - Data Preparation.- 2.1 Classification of Data.- 2.1.1 Qualitative versus Quantitative.- 2.1.2 Scales of Measurement.- 2.2. Data Preparation Methods..- 2.2.1 Inconsistent Formats.- 2.2.2 Missing Data.- 2.2.3 Outliers.- 2.2.4 Other Data Cleansing Considerations.- 2.3 Data Sets and Data Partitioning.- 2.4 SAS Enterprise Miner(TM) Model Components.- 2.4.1 Step 1. Create Three of the Model Components.- 2.4.2 Step 2. Import an Excel File and Save as a SAS File.- 2.4.3 Step 3. ...

Biographie:
Create the Data Source.- 2.4.4 Step 4. Partition the Data Source.- 2.4.5 Step 5 Data Exploration.-2.4.6 Step 6 Missing Data.- 2.4.7 Step 7. Handling Outliers.- 2.4.8 Step 8. Categorical Variables with Too Many Levels.- 2.5 Chapter Summary.- References.- Chapter 3.- What do Descriptive Statistics Tell Us.- 3.1 Descriptive Analytics.- 3.2 The Role of the Mean, Median and Mode.- 3.3 Variance and Distribution.- 3.4 The Shape of the Distribution.- 3.4.2 Kurtosis.- 3.5 Covariance and Correlation.- 3.6 Variable Reduction.- 3.6.1 Variable Clustering.- 3.6.2 Principal Component Analysis.- 3.7 Hypothesis Testing.- 3.8 Analysis of Variance (ANOVA).- 3.9 Chi Square.- 3. Fit Statistics.- 3. Stochastic Models.- 3.12 Chapter Summary.- References.- Chapter 4.- Predictive Models Using Regression.- 4.1 Regression.- 4.1.1 Classical assumptions.- 4.2 Ordinary Least Squares.- 4.3 Simple Linear Regression.- 4.3.1 Determining Relationship Between Two Variables.- 4.3.2 Line of Best Fit and Simple Linear Regression Equation.- 4.4 Multiple Linear Regression.- 4.4.1 Metrics to Evaluate the Strength of the Regression Line.- 4.3.2 Best-fit model.- 4.3.3 Selection of Variables in Regression.- 4.5 Principal Component Regression.- 4.5.1 Principal Component Analysis Revisited.- 4.5.2 Principal Component Regression.- 4.6 Partial Least Squares.- 4.7 Logistic Regression.- 4.7.1 Binary Logistic Regression.- 4.7.2 Examination of Coefficients.- 4.7.3 Multinomial Logistic Regression.- 4.7.4 Ordinal Logistic Regression.- 4.8 Implementation of Regression in SAS Enterprise Miner(TM).- 4.8.1 Regression Node Train Properties: Class Targets.- 4.8.2 Regression Node Train Properties: Model Options.- 4.8.3 Regression Node Train Properties: Model Selection.- 4.9 Implementation of Two-Factor Interaction and Polynomial Terms.- 4.9.1 Regression Node Train Properties: Equation.- 4. DMINE Regression in SAS Enterprise Miner(TM).- 4..1 DMINE Properties.- 4..2 DMINE Results.- 4. Partial Least Squares Regression in SAS Enterprise Miner(TM).- 4..1 Partial Least Squares Properties.- 4..2 Partial Least Squares Results.- 4. Least Angles Regression in SAS Enterprise Miner(TM).- 4..1 Least Angle Regression Properties.- 4..2 Least Angles Regression Results.- 4. Other Forms of Regression.- 4. Chapter Summary.- References.- Chapter 5.- The Second of the Big Three - Decision Trees.- 5.1 What is a Decision Tree?.- 5.2 Creating a Decision Tree.- 5.3 Data Partitions and Decision Trees.- 5.4 Creating a Decision Tree Using SAS Enterprise Miner(TM).- The key properties include:.- Subtree Properties.- 5.4.1 Overfitting.- 5.5 Creating an Interactive Decision Tree using SAS Enterprise Miner (TM).- 5.6 Creating a Maximal Decision Tree using SAS Enterprise Miner (TM).- 5.7 Chapter Summary.- References.- Chapter 6.- The Third of the Big Three - Neural Networks.- 6.1 What is a Neural Network?.- 6.2 History of Neural Networks.- 6.3 Components of a Neural Network.- 6.4 Neural Network Architectures.- 6.5 Training a Neural Network.- 6.6 Radial Basis Function Neural Networks.- 6.7 Creating a Neural Network using SAS Enterprise Miner?.- 6.8 Using SAS Enterprise Miner? ...

Sommaire:
 ...