{ "data_id": "2", "name": "anneal", "exact_name": "anneal", "version": 1, "version_label": "1", "description": "**Author**: Unknown. Donated by David Sterling and Wray Buntine \n\n**Source**: [UCI](https:\/\/archive.ics.uci.edu\/ml\/datasets\/Annealing) - 1990 \n\n**Please cite**: [UCI](https:\/\/archive.ics.uci.edu\/ml\/citation_policy.html) \n\n\n\nThe original Annealing dataset from UCI. The exact meaning of the features and classes is largely unknown. Annealing, in metallurgy and materials science, is a heat treatment that alters the physical and sometimes chemical properties of a material to increase its ductility and reduce its hardness, making it more workable. It involves heating a material to above its recrystallization temperature, maintaining a suitable temperature, and then cooling. (Wikipedia)\n\n\n\n### Attribute Information:\n\n 1. family: --,GB,GK,GS,TN,ZA,ZF,ZH,ZM,ZS\n\n 2. product-type: C, H, G\n\n 3. steel: -,R,A,U,K,M,S,W,V\n\n 4. carbon: continuous\n\n 5. hardness: continuous\n\n 6. temper_rolling: -,T\n\n 7. condition: -,S,A,X\n\n 8. formability: -,1,2,3,4,5\n\n 9. strength: continuous\n\n 10. non-ageing: -,N\n\n 11. surface-finish: P,M,-\n\n 12. surface-quality: -,D,E,F,G\n\n 13. enamelability: -,1,2,3,4,5\n\n 14. bc: Y,-\n\n 15. bf: Y,-\n\n 16. bt: Y,-\n\n 17. bw\/me: B,M,-\n\n 18. bl: Y,-\n\n 19. m: Y,-\n\n 20. chrom: C,-\n\n 21. phos: P,-\n\n 22. cbond: Y,-\n\n 23. marvi: Y,-\n\n 24. exptl: Y,-\n\n 25. ferro: Y,-\n\n 26. corr: Y,-\n\n 27. blue\/bright\/varn\/clean: B,R,V,C,-\n\n 28. lustre: Y,-\n\n 29. jurofm: Y,-\n\n 30. s: Y,-\n\n 31. p: Y,-\n\n 32. shape: COIL, SHEET\n\n 33. thick: continuous\n\n 34. width: continuous\n\n 35. len: continuous\n\n 36. oil: -,Y,N\n\n 37. bore: 0000,0500,0600,0760\n\n 38. packing: -,1,2,3\n\n classes: 1,2,3,4,5,U\n\n \n\n -- The '-' values are actually 'not_applicable' values rather than\n\n 'missing_values' (and so can be treated as legal discrete\n\n values rather than as showing the absence of a discrete value).", "format": "ARFF", "uploader": "Jan van Rijn", "uploader_id": 1, "visibility": "public", "creator": "David Sterling, Wray Buntine", "contributor": "David Sterling and Wray Buntine", "date": "2014-04-06 23:19:24", "update_comment": "Restoring dataset file", "last_update": "2015-09-02 00:49:04", "licence": "Public", "status": "active", "error_message": null, "url": "https:\/\/www.openml.org\/data\/download\/1666876\/phpFsFYVN", "default_target_attribute": "class", "row_id_attribute": null, "ignore_attribute": null, "runs": 13779, "suggest": { "input": [ "anneal", "The original Annealing dataset from UCI. The exact meaning of the features and classes is largely unknown. Annealing, in metallurgy and materials science, is a heat treatment that alters the physical and sometimes chemical properties of a material to increase its ductility and reduce its hardness, making it more workable. It involves heating a material to above its recrystallization temperature, maintaining a suitable temperature, and then cooling. 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