source: orange/orange/doc/datasets/shuttle-landing-control.htm @ 1760:9d4bb141fb0e

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data info file

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1<html>
2<head>
3<title>Space Shuttle Autolanding Data Base</title>
4</head>
5<body>
6<h1>Info on Space Shuttle Autolanding Data Base</h1>
7<pre>
81. Title: Space Shuttle Autolanding Domain
9
102. Sources:
11    (a) Original source: unknown
12        -- NASA: Mr. Roger Burke's autolander design team
13    (b) Donor: Bojan Cestnik
14                Jozef Stefan Institute
15                Jamova 39
16                61000 Ljubljana
17                Yugoslavia (tel.: (38)(+61) 214-399 ext.287)
18    (c) Date: November 1988
19
203. Past Usage: (several, it appears)
21     Example: Michie,D. (1988).  The Fifth Generation's Unbridged Gap.
22              In Rolf Herken (Ed.) The Universal Turing Machine: A
23              Half-Century Survey, 466-489, Oxford University Press.
24
254. Relevant Information:
26     This is a tiny database.  Michie reports that Burke's group used
27     RULEMASTER to generate comprehendable rules for determining
28     the conditions under which an autolanding would be preferable to
29     manual control of the spacecraft.
30
315. Number of Instances: 15
32
336. Number of Attributes: 7 (including the class attribute)
34
357. Attribute Information:
36    1. Class: noauto, auto
37       -- that is, advise using manual/automatic control
38    2. STABILITY: stab, xstab
39    3. ERROR: XL, LX, MM, SS
40    4. SIGN: pp, nn
41    5. WIND: head, tail
42    6. MAGNITUDE: Low, Medium, Strong, OutOfRange
43    7. VISIBILITY: yes, no
44
458. Missing Attribute Values:
46   -- none
47   -- but several "don't care" values: (denoted by "*")
48         Attribute Number:   Number of Don't Care Values:
49                        2:   2
50                        3:   3
51                        4:   8
52                        5:   8
53                        6:   5
54                        7:   0
55
569. Class Distribution:
57    1. Use noauto control: 6
58    2. Use automatic control: 9
59</pre>
60</body>
61</html>
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