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37 Data Sets

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1. Balloons: Data previously used in cognitive psychology experiment; 4 data sets represent different conditions of an experiment

2. Molecular Biology (Protein Secondary Structure): From CMU connectionist bench repository; Classifies secondary structure of certain globular proteins

3. US Census Data (1990): The USCensus1990raw data set contains a one percent sample of the Public Use Microdata Samples (PUMS) person records drawn from the full 1990 census sample.

4. MSNBC.com Anonymous Web Data: This data describes the page visits of users who visited msnbc.com on September 28, 1999. Visits are recorded at the level of URL category (see description) and are recorded in time order.

5. Connectionist Bench (Nettalk Corpus): The file "nettalk.data" contains a list of 20,008 English words, along with a phonetic transcription for each word. The task is to train a network to produce the proper phonemes

6. Soybean (Small): Michalski's famous soybean disease database

7. Mushroom: From Audobon Society Field Guide; mushrooms described in terms of physical characteristics; classification: poisonous or edible

8. Congressional Voting Records: 1984 United Stated Congressional Voting Records; Classify as Republican or Democrat

9. Audiology (Original): Nominal audiology dataset from Baylor

10. Breast Cancer: Breast Cancer Data (Restricted Access)

11. Soybean (Large): Michalski's famous soybean disease database

12. Lymphography: This lymphography domain was obtained from the University Medical Centre, Institute of Oncology, Ljubljana, Yugoslavia. (Restricted access)

13. Primary Tumor: From Ljubljana Oncology Institute

14. Shuttle Landing Control: Tiny database; all nominal values

15. LED Display Domain: From Classification and Regression Trees book; We provide here 2 C programs for generating sample databases

16. Hayes-Roth: Topic: human subjects study

17. Solar Flare: Each class attribute counts the number of solar flares of a certain class that occur in a 24 hour period

18. Chess (King-Rook vs. King-Pawn): King+Rook versus King+Pawn on a7 (usually abbreviated KRKPA7).

19. Molecular Biology (Promoter Gene Sequences): E. Coli promoter gene sequences (DNA) with partial domain theory

20. Kinship: Relational dataset

21. Lenses: Database for fitting contact lenses

22. Tic-Tac-Toe Endgame: Binary classification task on possible configurations of tic-tac-toe game

23. Molecular Biology (Splice-junction Gene Sequences): Primate splice-junction gene sequences (DNA) with associated imperfect domain theory

24. Audiology (Standardized): Standardized version of the original audiology database

25. MONK's Problems: A set of three artificial domains over the same attribute space; Used to test a wide range of induction algorithms

26. Balance Scale: Balance scale weight & distance database

27. Trains: 2 data formats (structured, one-instance-per-line)

28. Connect-4: Contains connect-4 positions

29. Car Evaluation: Derived from simple hierarchical decision model, this database may be useful for testing constructive induction and structure discovery methods.

30. Nursery: Nursery Database was derived from a hierarchical decision model originally developed to rank applications for nursery schools.

31. Reuters-21578 Text Categorization Collection: This is a collection of documents that appeared on Reuters newswire in 1987. The documents were assembled and indexed with categories.

32. Syskill and Webert Web Page Ratings: This database contains HTML source of web pages plus the ratings of a single user on these web pages. Web pages are on four seperate subjects (Bands- recording artists; Goats; Sheep; and BioMedical)

33. Anonymous Microsoft Web Data: Log of anonymous users of www.microsoft.com; predict areas of the web site a user visited based on data on other areas the user visited.

34. Entree Chicago Recommendation Data: This data contains a record of user interactions with the Entree Chicago restaurant recommendation system.

35. SPECT Heart: Data on cardiac Single Proton Emission Computed Tomography (SPECT) images. Each patient classified into two categories: normal and abnormal.

36. Plants: Data has been extracted from the USDA plants database. It contains all plants (species and genera) in the database and the states of USA and Canada where they occur.

37. HIV-1 protease cleavage: The data contains lists of octamers (8 amino acids) and a flag (-1 or 1) depending on whether HIV-1 protease will cleave in the central position (between amino acids 4 and 5).


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