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IBM SPSS Modeler cookbook : over 60 practical recipes to achieve better results using the experts' methods for data mining / Keith McCormick [and others] ; foreword by Colin Shearer

Additional Titles
SPSS Modeler cookbook
Published
Birmingham, UK : Packt Pub., 2013.
Physical Description
1 online resource (1 volume) : illustrations
Additional Creators
McCormick, Keith (Consultant)
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Contents
Cover; Copyright; Credits; Foreword; About the Authors; About the Reviewers; www.PacktPub.com; Table of Contents; Preface; Chapter 1: Data Understanding; Introduction; Using an empty aggregate to evaluate sample size; Evaluating the need to sample from the initial data; Using CHAID stumps when interviewing an SME; Using a single cluster K-means as an alternative to anomaly detection; Using an @NULL multiple Derive to explore missing data; Creating an outlier report to give to SMEs; Detecting potential model instability early using the Partition node and Feature Selection., Chapter 2: Data Preparation -- SelectIntroduction; Using the Feature Selection node creatively to remove, or decapitate, perfect predictors; Running a Statistics node on anti-join to evaluate potential missing data; Evaluating the use of sampling for speed; Removing redundant variables using correlation matrices; Selecting variable using the CHAID modeling node; Selecting variables using the Means node; Selecting variables using single-antecedent association rules; Chapter 3: Data Preparation -- Clean; Introduction; Binning scale variables to address missing data., Using a full data model/partial data model approach to address missing dataImputing in-stream mean or median; Imputing missing values randomly from uniform or normal distributions; Using random imputation to match a variable's distribution; Searching for similar records using a neural network for inexact matching; Using neuro-fuzzy searching to find similar names; Producing longer Soundex codes; Chapter 4: Data Preparation -- Construct; Introduction; Building transformations with multiple Derive nodes; Calculating and comparing conversion rates; Grouping categorical values., Transforming high skew and kurtosis variables with a multiple Derive nodeCreating flag variables for aggregation; Using Association Rules for interaction detection/feature creation; Creating time-aligned cohorts; Chapter 5: Data Preparation -- Integrate and Format; Introduction; Speeding up merge with caching and optimization settings; Merging a look-up table; Shuffle-down (nonstandard aggregation); Cartesian product merge using key-less merge by key; Multiplying out using Cartesian product merge, user source, and derive dummy; Changing large numbers of variable names without scripting., and Parsing nonstandard datesParsing and performing a conversion on a complex stream; Sequence processing; Chapter 6: Selecting and Building a Model; Introduction; Evaluating balancing with the Auto Classifier; Building models with and without outliers; Neural Network Feature Selection; Creating a bootstrap sample; Creating bagged logistic regression models; Using KNN to match similar cases; Using Auto Classifier to tune models; Next-Best-Offer for large datasets; Chapter 7: Modeling -- Assessment, Evaluation, Deployment, and Monitoring; Introduction; How (and why) to validate as well as test.
Summary
This is a practical cookbook with intermediate-advanced recipes for SPSS Modeler data analysts. It is loaded with step-by-step examples explaining the process followed by the experts. If you have had some hands-on experience with IBM SPSS Modeler and now want to go deeper and take more control over your data mining process, this is the guide for you. It is ideal for practitioners who want to break into advanced analytics.
Subject(s)
Genre(s)
ISBN
9781849685474 (electronic bk.)
1849685479 (electronic bk.)
1849685460
9781849685467
View MARC record | catkey: 37432201