By Mamdouh Refaat

ISBN-10: 0080491006

ISBN-13: 9780080491004

ISBN-10: 0123735777

ISBN-13: 9780123735775

Are you an information mining analyst, who spends as much as eighty% of some time assuring information caliber, then getting ready that info for constructing and deploying predictive versions? And do you discover plenty of literature on facts mining idea and ideas, but if it involves sensible suggestion on constructing strong mining perspectives locate little “how to” details? And are you, like such a lot analysts, getting ready the knowledge in SAS?

This ebook is meant to fill this hole as your resource of sensible recipes. It introduces a framework for the method of information education for information mining, and provides the distinct implementation of every step in SAS. moreover, enterprise purposes of knowledge mining modeling require you to accommodate quite a few variables, normally countless numbers if now not millions. accordingly, the booklet devotes numerous chapters to the tools of information transformation and variable selection.

- A whole framework for the information instruction technique, together with implementation info for every step.
- The entire SAS implementation code, that's without difficulty usable by way of expert analysts and knowledge miners.
- A exact and complete procedure for the remedy of lacking values, optimum binning, and cardinality reduction.
- Assumes minimum talent in SAS and features a quick-start bankruptcy on writing SAS macros.

**Read Online or Download Data Preparation for Data Mining Using SAS (The Morgan Kaufmann Series in Data Management Systems) PDF**

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**Extra info for Data Preparation for Data Mining Using SAS (The Morgan Kaufmann Series in Data Management Systems)**

**Example text**

Some implementations of MLP use iterative variable selection algorithms similar to those used in linear and logistic regression. In this case, only the selected set of variables is used for scoring. 5 Cluster Analysis Cluster analysis is concerned with ﬁnding subgroups of the population that “belong” together. In other words, we are looking for islands of simplicity in the data. Clustering techniques work by calculating a multivariate distance measure between observations. Observations that are close to each other are then grouped in one cluster.

Observations with missing values are ignored. Logistic regression is more robust to outliers than linear regression. , what are known as leverage points) before training the model. 5 for the methods of detecting outliers. Similar to the case of linear regression, interaction and higher order terms can be used in logistic regression models by deﬁning new variables to hold the values of these terms. 2 can be used to generate these variables. Alternatively, PROC LOGISTIC allows the direct deﬁnition of interaction terms in the model equation (MODEL statement).

Observations with missing values are ignored. Logistic regression is more robust to outliers than linear regression. , what are known as leverage points) before training the model. 5 for the methods of detecting outliers. Similar to the case of linear regression, interaction and higher order terms can be used in logistic regression models by deﬁning new variables to hold the values of these terms. 2 can be used to generate these variables. Alternatively, PROC LOGISTIC allows the direct deﬁnition of interaction terms in the model equation (MODEL statement).

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