Using Darwin Release 3.0.1 Thinking Machines Corporation First printing, May 1998 The information in this document is subject to change without notice and should not be construed as a commitment by Thinking Machines Corporation. Thinking Machines reserves the right to make changes to any product described herein. Although the information in this document has been reviewed and is believed to be reliable, Thinking Machines Corporation assumes no liability for errors in this document. Thinking Machines does not assume any liability arising from the application or use of any information or product described herein. Thinking Machines and Darwin are registered trademarks of Thinking Machines Corporation. Note: Darwin" is a registered trademark of Thinking Machines Corporation in the United States. Darwin" is a registered trademark of Science in Finance Ltd. in the United Kingdom. Therefore Darwin" is not available from Thinking Machines Corporation in the United Kingdom. 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Thinking Machines Corporation 16 New England Executive Park Burlington, Massachusetts 01803 Tel: 781Ć238Ć3400 D Fax: 781Ć238Ć3420 Contents About This Manual............................................................ vii Customer Support ............................................................. xi 1 Before Using Darwin...................................................... 1 1.1 Before You Start...................................................... 1 1.2 The Darwin Client andServer.......................................... 2 2 Overview of the Darwin Data Mining Process............................... 5 2.1 Creating or Opening a Project.......................................... 5 2.2 Creating or Opening a Dataset andTransforming Datasets.................. 6 2.3 Building a Model..................................................... 6 2.4 Analyzing the Results.................................................. 6 2.5 The Data Mining Process for Each Model Type........................... 7 3 The Darwin User Interface................................................. 11 3.1 Starting andEndinga Darwin Session................................... 11 3.1.1 Starting a Darwin Session..................................... 11 3.1.2 Ending a Darwin Session...................................... 13 3.2 The Main Darwin Window............................................. 13 3.2.1 The Menu Bar............................................... 14 3.2.2 The Toolbar................................................. 16 3.2.3 Darwin Workspace........................................... 18 3.3 About the Darwin User Interface........................................ 18 3.3.1 Customizing Darwin.......................................... 18 3.3.2 Dialog Boxes andMDI Windows............................... 19 3.3.3 CommandOutput............................................ 19 3.3.4 Naming Objects.............................................. 20 Release 3.0.1, May 1998 iii Using Darwin 4 Project Menu ............................................................. 21 4.1 New Project.......................................................... 21 4.2 Open Project......................................................... 22 4.3 Close ................................................................ 23 4.4 Save ................................................................ 23 4.5 Deleting a Project..................................................... 23 4.6 New File............................................................. 24 4.7 Export Table......................................................... 25 4.8 Display .............................................................. 25 4.9 Graph ............................................................... 26 4.10 Print ................................................................ 27 4.11 Print Preview......................................................... 28 4.12 Database Connect..................................................... 28 4.13 Database Disconnect.................................................. 29 4.14 Stop ................................................................. 29 4.15 Exit ................................................................. 30 5 Edit Menu ................................................................ 31 6 View Menu ................................................................ 33 6.1 Modeling Wizard..................................................... 33 6.2 Evaluation Wizard..................................................... 36 6.3 Workflow............................................................ 38 6.4 Customize........................................................... 39 6.5 Status Bar, Workspace, Folders, Darwin Logo............................. 39 6.6 Refresh .............................................................. 39 7 Dataset Menu ............................................................. 41 7.1 Create ............................................................... 41 7.1.1 Import Text File.............................................. 41 7.1.2 Database.................................................... 42 7.2 Export ............................................................... 43 7.3 Transform............................................................ 44 7.3.1 Append..................................................... 45 7.3.2 Explode..................................................... 45 iv Release 3.0.1, May 1998 Contents 7.3.3 Merge...................................................... 45 7.3.4 Missing..................................................... 46 7.3.5 Normalize................................................... 47 7.3.6 Project...................................................... 47 7.3.7 Randomize.................................................. 48 7.3.8 Range...................................................... 48 7.3.9 Replace..................................................... 49 7.3.10 Sample..................................................... 50 7.3.11 Select....................................................... 50 7.3.12 Set Form.................................................... 50 7.3.13 Split........................................................ 51 8 Model Menu .............................................................. 53 8.1 Tree Model.......................................................... 53 8.1.1 Create Tree Model............................................ 54 8.1.2 Test Tree Model.............................................. 54 8.1.3 Predict with Tree Model....................................... 56 8.2 Net Model........................................................... 57 8.2.1 Create Net Model............................................ 57 8.2.2 Test Net Model.............................................. 59 8.2.3 Predict with Net Model....................................... 60 8.2.4 Continue Training Net Model.................................. 61 8.2.5 Perturbation................................................. 62 8.3 Match Model......................................................... 63 8.3.1 Create Match Model.......................................... 63 8.3.2 Test Match Model............................................ 64 8.3.3 Predict with Match Model..................................... 65 8.4 Copy ................................................................ 66 8.5 Deleting a Model..................................................... 66 9 Analysis Menu............................................................ 67 9.1 Evaluate ............................................................. 68 9.2 Summarize........................................................... 69 9.3 Frequencies.......................................................... 70 9.4 Performance......................................................... 71 9.5 Lift .................................................................. 72 Release 3.0.1, May 1998 v Using Darwin 10 Options Menu............................................................. 75 10.1 Advanced............................................................ 75 10.1.1 Project...................................................... 76 10.1.2 Datasets..................................................... 76 10.1.3 Tree........................................................ 77 10.1.4