| 1. Title: Waveform Database Generator (written in C) | | 2. Source: | (a) Breiman,L., Friedman,J.H., Olshen,R.A., & Stone,C.J. (1984). | Classification and Regression Trees. Wadsworth International | Group: Belmont, California. (see pages 43-49). | (b) Donor: David Aha | (c) Date: 11/10/1988 | | 3. Past Usage: | 1. CART book (above): | -- Optimal Bayes classification rate: 86% accuracy | -- CART decision tree algorithm: 72% | -- Nearest Neighbor Algorithm: 78% | -- 300 training and 5000 test instances | | 4. Relevant Information: | -- 3 classes of waves | -- 21 attributes, all of which include noise | -- See the book for details (49-55, 169) | | 5. Number of Instances: chosen by user | | 6. Number of Attributes: | -- 21 attributes with continuous values between 0 and 6 | | 7. Attribute Information: | -- Each class is generated from a combination of 2 of 3 "base" waves | -- Each instance is generated f added noise (mean 0, variance 1) in | each attribute | -- See the book for details (49-55, 169) | | 8. Missing Attribute Values: none | | 9. Class Distribution: 33% for each of 3 classes | | 0,1,2 X00 : continuous. X01 : continuous. X02 : continuous. X03 : continuous. X04 : continuous. X05 : continuous. X06 : continuous. X07 : continuous. X08 : continuous. X09 : continuous. X10 : continuous. X11 : continuous. X12 : continuous. X13 : continuous. X14 : continuous. X15 : continuous. X16 : continuous. X17 : continuous. X18 : continuous. X19 : continuous. X20 : continuous.