/*************************************************************************//*									 *//*	Source code for use with See5/C5.0 Release 1.19			 *//*	-----------------------------------------------			 *//*		      Copyright RuleQuest Research 2003			 *//*									 *//*	This code is provided "as is" without warranty of any kind,	 *//*	either express or implied.  All use is at your own risk.	 *//*									 *//*************************************************************************//*************************************************************************//*									 *//*		Parameters etc						 *//*									 *//*************************************************************************/int		TRIALS=1,	/* number of trees to be grown */		Trial;		/* trial number for boosting */Boolean		RULES=0;	/* rule-based classifiers *//*************************************************************************//*									 *//*		Attributes and data					 *//*									 *//*************************************************************************/Attribute	ClassAtt=0,	/* attribute to use as class */		LabelAtt;	/* attribute to use as case ID */String		*ClassName=0,	/* class names */		*AttName=0,	/* att names */		**AttValName=0;	/* att value names */int		MaxAtt,		/* max att number */		MaxClass=0,	/* max class number */		AttExIn=0,	/* attribute exclusions/inclusions */		LineNo=0,	/* input line number */		ErrMsgs=0,	/* errors found */		Delimiter,	/* character at end of name */		TSBase=0;	/* base day for time stamps */DiscrValue	*MaxAttVal=0;	/* number of values for each att */char		*SpecialStatus=0;/* special att treatment */Definition	*AttDef=0;	/* definitions of implicit atts */Boolean		*SomeMiss=Nil,	/* att has missing values */		*SomeNA=Nil;	/* att has N/A values */String		FileStem="undefined";/*************************************************************************//*									 *//*		Trees							 *//*									 *//*************************************************************************/Tree		*Pruned=0;	/* decision trees */ClassNo		*TrialPred=0;	/* predictions for each boost trial */float		Confidence,	/* set by classify() */		*Vote=0,	/* total votes for classes */		*ClassSum=0,	/* class weights during classification */		**MCost=0;	/* misclass cost [pred][real] *//*************************************************************************//*									 *//*		Rules							 *//*									 *//*************************************************************************/RuleNo		*Active=Nil,	/* rules that fire while classifying case */		NActive,	/* number ditto */		ActiveSpace=0;	/* space currently allocated for rules */CRuleSet	*RuleSet=0;	/* rulesets */ClassNo		Default;	/* default class associated with ruleset or				   boosted classifier *//*************************************************************************//*									 *//*		Misc							 *//*									 *//*************************************************************************/FILE		*TRf=0;		/* file pointer for tree and rule i/o */char		Fn[500];	/* file name */