| 1. Title of Database: Annealing Data
| 
| 2. Source Information: donated by David Sterling and Wray Buntine.
| 
| 3. Past Usage: unknown
| 
| 4. Relevant Information:
|    -- Explanation: I suspect this was left by Ross Quinlan in 1987 at the
|       4th Machine Learning Workshop.  I'd have to check with Jeff Schlimmer
|       to double check this.
| 
| 5. Number of Instances: 798
| 
| 6. Number of Attributes: 38
|    -- 6 continuously-valued
|    -- 3 integer-valued
|    -- 29 nominal-valued
| 
| 7. Attribute Information:
|     1. family:		--,GB,GK,GS,TN,ZA,ZF,ZH,ZM,ZS
|     2. product-type:	C, H, G
|     3. steel:		-,R,A,U,K,M,S,W,V
|     4. carbon:		continuous
|     5. hardness:	continuous
|     6. temper_rolling:	-,T
|     7. condition:	-,S,A,X
|     8. formability:	-,1,2,3,4,5
|     9. strength:	continuous
|    10. non-ageing:	-,N
|    11. surface-finish:	P,M,-
|    12. surface-quality: -,D,E,F,G
|    13. enamelability:	-,1,2,3,4,5
|    14. bc:		Y,-
|    15. bf:		Y,-
|    16. bt:		Y,-
|    17. bw/me:		B,M,-
|    18. bl:		Y,-
|    19. m:		Y,-
|    20. chrom:		C,-
|    21. phos:		P,-
|    22. cbond:		Y,-
|    23. marvi:		Y,-
|    24. exptl:		Y,-
|    25. ferro:		Y,-
|    26. corr:		Y,-
|    27. blue/bright/varn/clean:		B,R,V,C,-
|    28. lustre:		Y,-
|    29. jurofm:		Y,-
|    30. s:		Y,-
|    31. p:		Y,-
|    32. shape:		COIL, SHEET
|    33. thick:		continuous
|    34. width:		continuous
|    35. len:		continuous
|    36. oil:		-,Y,N
|    37. bore:		0000,0500,0600,0760
|    38. packing:	-,1,2,3
|    classes:        1,2,3,5,U
|  
|    -- The '-' values are actually 'not_applicable' values rather than
|       'missing_values' (and so can be treated as legal discrete
|       values rather than as showing the absence of a discrete value).
| 
| 8. Missing Attribute Values: Signified with "?"
|    Attribute:  Number of instances missing its value:
|    1           0
|    2           0
|    3           70
|    4           0
|    5           0
|    6           675
|    7           271
|    8           283
|    9           0
|   10           703
|   11           790
|   12           217
|   13           785
|   14           797
|   15           680
|   16           736
|   17           609
|   18           662
|   19           798
|   20           775
|   21           791
|   22           730
|   23           798
|   24           796
|   25           772
|   26           798
|   27           793
|   28           753
|   29           798
|   30           798
|   31           798
|   32           0
|   33           0
|   34           0
|   35           0
|   36           740
|   37           0
|   38           789
|   39           0
| 
| 9. Distribution of Classes
|      Class Name:   Number of Instances:
|      1               8
|      2              88
|      3             608
|      5              60
|      U              34
|                    ---
|                    798


1,2,3,5,U.

family:		discrete 12.|GB,GK,GS,TN,ZA,ZF,ZH,ZM,ZS.
product-type:	C, H, G.
steel:		R,A,U,K,M,S,W,V.
carbon:		continuous.
hardness:	continuous.
temper_rolling:	T, -.
condition:	S,A,X.
formability:	1,2,3,4,5.
strength:	continuous.
non-ageing:	N, -.
surface-finish:	P,M.
surface-quality: D,E,F,G.
enamelability:	1,2,3,4,5.
bc:		Y, -.
bf:		Y, -.
bt:		Y, -.
bw/me:		B,M.
bl:		Y, -.
m:		Y, -.
chrom:		C, -
phos:		P, -
cbond:		Y, -.
marvi:		Y, -.
exptl:		Y, -.
ferro:		Y, -.
corr:		Y, -.
blue/bright/varn/clean:		B,R,V,C.
lustre:		Y, -.
jurofm:		Y, -.
s:		Y, -.
p:		Y, -.
shape:		COIL, SHEET.
thick:		continuous.
width:		continuous.
len:		continuous.
oil:		Y, -,N.
bore:		0000,0500,0600,0760.
packing:	1,2,3.
