source: orange/orange/doc/datasets/audiology.htm @ 1760:9d4bb141fb0e

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data info file

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1<html>
2<head>
3<title>Audiology Data Base</title>
4</head>
5<body>
6<h1>Info on Audiology Data Base</h1>
7<pre>
8WARNING: This database should be credited to the original owner whenever
9         used for any publication whatsoever.
10
111. Title: Audiology Database
12
132. Sources:
14    (a) Original Owner: Professor Jergen at Baylor College of Medicine
15    (b) Donor: Bruce Porter (porter@fall.cs.utexas.EDU)
16    (c) Date Received: 12/3/1987
17
183. Past Usage:
19   -- See: Bareiss, E. Ray, & Porter, Bruce (1987).  Protos: An Exemplar-Based
20      Learning Apprentice.  In the Proceedings of the 4th International
21      Workshop on Machine Learning, 12-23, Irvine, CA: Morgan Kaufmann.
22
234. Relevant Information:
24   -- Contact Ray Bareiss (rbareiss@uunet.uucp ??), now at Vanderbilt
25      University, for more information.
26   -- Domain expert: Professor Craig Wier of the University of Texas, Austin.
27
285. Number of instances: 200 training cases, 26 test cases
29
306. Number of attributes: ???
31
327. Attribute information: (all attributes are nominally valued)
33   1. case identifier.
34   2. classification (24 classes)
35   3. List of case features
36      -- format: form f(v) should be read as "feature f has value v"
37
388. Missing attribute values:
39   -- This database does NOT use a standard set of attributes per instance.
40
419. Class Distribution: (in the training set)
42    1. acoustic_neuroma: 1
43    2. bells_palsy: 1
44    3. cochlear_age: 46
45    4. cochlear_age_and_noise: 18
46    5. cochlear_age_plus_poss_menieres: 1
47    6. cochlear_noise_and_heredity: 2
48    7. cochlear_poss_noise: 16
49    8. cochlear_unknown: 48
50    9. conductive_discontinuity: 2
51   10. conductive_fixation: 6
52   11. mixed_cochlear_age_fixation: 1
53   12. mixed_cochlear_age_otitis_media: 4
54   13. mixed_cochlear_age_s_om: 2
55   14. mixed_cochlear_unk_discontinuity: 2
56   15. mixed_cochlear_unk_fixation: 5
57   16. mixed_cochlear_unk_ser_om: 3
58   17. mixed_poss_central_om: 1
59   18. mixed_poss_noise_om: 2
60   19. normal_ear: 20
61   20. otitis_media: 4
62   21. poss_central: 1
63   22. possible_brainstem_disorder: 4
64   23. possible_menieres: 8
65   24. retrocochlear_unknown: 2
66   --------------------Total: 200
67<pre>
68</body>
69</html>
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