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31 Data Sets

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1. Adult: Predict whether income exceeds $50K/yr based on census data. Also known as "Census Income" dataset.

2. Pittsburgh Bridges: Bridges database that has original and numeric-discretized datasets

3. Census Income: Predict whether income exceeds $50K/yr based on census data. Also known as "Adult" dataset.

4. Chess (King-Rook vs. King-Knight): Knight Pin Chess End-Game Database Creator

5. Chess (King-Rook vs. King): Chess Endgame Database for White King and Rook against Black King (KRK).

6. Contraceptive Method Choice: Dataset is a subset of the 1987 National Indonesia Contraceptive Prevalence Survey.

7. Covertype: Forest CoverType dataset

8. Dermatology: Aim for this dataset is to determine the type of Eryhemato-Squamous Disease.

9. Flags: From Collins Gem Guide to Flags, 1986

10. Post-Operative Patient: Dataset of patient features

11. Teaching Assistant Evaluation: The data consist of evaluations of teaching performance; scores are "low", "medium", or "high"

12. Zoo: Artificial, 7 classes of animals

13. Census-Income (KDD): This data set contains weighted census data extracted from the 1994 and 1995 current population surveys conducted by the U.S. Census Bureau.

14. KDD Cup 1999 Data: This is the data set used for The Third International Knowledge Discovery and Data Mining Tools Competition, which was held in conjunction with KDD-99

15. Statlog (German Credit Data): This dataset classifies people described by a set of attributes as good or bad credit risks. Comes in two formats (one all numeric). Also comes with a cost matrix

16. Poker Hand: Purpose is to predict poker hands

17. Acute Inflammations: The data was created by a medical expert as a data set to test the expert system, which will perform the presumptive diagnosis of two diseases of the urinary system.

18. Abalone: Predict the age of abalone from physical measurements

19. Annealing: Steel annealing data

20. Arrhythmia: Distinguish between the presence and absence of cardiac arrhythmia and classify it in one of the 16 groups.

21. Credit Approval: This data concerns credit card applications; good mix of attributes

22. Cylinder Bands: Used in decision tree induction for mitigating process delays known as "cylinder bands" in rotogravure printing

23. Echocardiogram: Data for classifying if patients will survive for at least one year after a heart attack

24. Hepatitis: From G.Gong: CMU; Mostly Boolean or numeric-valued attribute types; Includes cost data (donated by Peter Turney)

25. Horse Colic: Well documented attributes; 368 instances with 28 attributes (continuous, discrete, and nominal); 30% missing values

26. Internet Advertisements: This dataset represents a set of possible advertisements on Internet pages.

27. Meta-data: Meta-Data was used in order to give advice about which classification method is appropriate for a particular dataset (taken from results of Statlog project).

28. Statlog (Australian Credit Approval): This file concerns credit card applications. This database exists elsewhere in the repository (Credit Screening Database) in a slightly different form

29. AutoUniv: AutoUniv is an advanced data generator for classifications tasks. The aim is to reflect the nuances and heterogeneity of real data. Data can be generated in .csv, ARFF or C4.5 formats.

30. Australian Sign Language signs: This data consists of sample of Auslan (Australian Sign Language) signs. Examples of 95 signs were collected from five signers with a total of 6650 sign samples.

31. Statlog (Heart): This dataset is a heart disease database similar to a database already present in the repository (Heart Disease databases) but in a slightly different form


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