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Data Mining Technologies, Techniques, Tools, and Trends ÒýÑÔ Ê²Ã´ÊÇÊý¾ÝÍÚ¾ò Êý¾ÝÍÚ¾òÊÇ´Ó´óÁ¿µÄÊý¾ÝÖгéÈ¡³öDZÔڵġ¢²»ÎªÈËÖªµÄÓÐÓÃÐÅÏ¢¡¢Ä£Ê½ºÍÇ÷ÊÆ¡£ Êý¾ÝÍÚ¾òµÄÄ¿µÄ£ºÌá¸ßÊг¡¾ö²ßÄÜÁ¦£»¼ì²âÒ쳣ģʽ£»ÔÚ¹ýÈ¥µÄ¾Ñé»ù´¡ÉÏÔ¤ÑÔδÀ´Ç÷ÊÆµÈ¡£ Êý¾ÝÍÚ¾ò²»Í¬µÄÊõÓïºÍ¶¨Ò壺data mining, knowledge discovery, pattern discovery, data dredging, knowledge, data archeology. Êý¾ÝÍÚ¾òÖ§³Ö¼¼Êõ ¶à¼¼ÊõµÄ×ۺϣ¬Figure 1-2 Êý¾ÝÍÚ¾òµÄ¸ÅÄîºÍ¼¼Êõ Êý¾ÝÍÚ¾òµÄ½á¹û£º·ÖÀࣻÐòÁзÖÎö£»Êý¾ÝÒÀÀµ·ÖÎö£»Æ«²î¼ì²â Figure 1-3 Êý¾ÝÍÚ¾òµÄ·½ÏòºÍÇ÷ÊÆ Figure 1-4 ±¾Êé×éÖ¯ Figure 1-6 Êý¾ÝÍÚ¾òµÄ·¢Õ¹ Figure 1-10 Part I. Technologies for Data Mining Êý¾Ý¿âϵͳ Ìåϵ£ºFigure 2-21£¬Figure 2-22£¬Figure 2-23 Êý¾Ý²Ö¿â Êý¾Ý¿â¡¢Êý¾Ý²Ö¿âÓëÊý¾ÝÍÚ¾òµÄ¹ØÏµ£ºFigure 3-10£¬Figure 3-11£¬Figure 3-12 Ö§³ÖÊý¾ÝÍÚ¾òµÄÆäËû¼¼Êõ ͳ¼ÆÍÆÀí£ºÏßÐÔÄ£ÐÍ£¬·ÇÏßÐÔÄ£ÐÍ¡£ÏßÐԻعéÓÃÓÚÔ¤ÑÔ£»ÏßÐÔ²î±ð·ÖÎö£¨linear discriminate ananlysis£©¼¼ÊõÓÃÓÚ·ÖÀࣻ·ÇÏßÐÔ¼¼ÊõÓÃÓÚ¹ÀÖµ£»³éÑù »úÆ÷ѧϰ£ºactive learning; learning from prior knowledge; learning incrementally¡£¸ÅÄîѧϰ£¨concept learning£©£»Éñ¾ÔªÍøÂ磻ÒÅ´«Ëã·¨£»¾ö²ßÊ÷£»¹éÄÉÂß¼Éè¼Æ£¨inductive logic programming£© ¿ÉÊÓ»¯£º¿ÉÊÓ»¯±í´ïÊý¾ÝÍÚ¾ò½á¹û£»½«Êý¾ÝÍÚ¾ò¼¼ÊõÓ¦ÓÃÓÚ¿ÉÊÓ»¯£»Ê¹ÓÿÉÊÓ»¯¼¼ÊõÍêÉÆÊý¾ÝÍÚ¾ò¼¼Êõ£»Ê¹ÓÿÉÊÓ»¯¼¼ÊõsteerÊý¾ÝÍÚ¾ò¹ý³Ì¡£ ²¢Ðд¦Àí£ºÊý¾ÝÍÚ¾òËã·¨ + ²¢Ðд¦Àí¼¼Êõ = ²¢ÐÐÊý¾ÝÍÚ¾òËã·¨ ¾ö²ßÖ§³Ö£ºFigure 4-6£¬Figure 4-7 Êý¾ÝÍÚ¾òµÄÌåϵ½á¹¹ ×ۺϼ¼ÊõÌåϵ½á¹¹£ºFigure5-1£¨±ê×¼½Ó¿ÚºÍ½Ó¿Ú¶¨ÒåÓïÑÔ£©£¬Figure5-3 ¹¦ÄÜÌåϵ½á¹¹£ºFigure5-4£¬Figure5-5 ϵͳÌåϵ½á¹¹£ºODBC/CORBA Figure5-8£¬Figure5-9£¬Èý²ãÌåϵ½á¹¹Figure5-10£¬·â×°¶ÔÏó£ºFigure5-11 Part II. Techniques and Tools for Data Mining Êý¾ÝÍÚ¾ò¹ý³Ì Êý¾ÝÍÚ¾òÏîÄ¿£º ÐèÇ󣻺ÏÊʵÄÊý¾Ý£»¹¤¾ß£»ÈËÔ±£»×ʽ𡣠Àý×Ó ³¬ÊзÖÎö½»Ò×Êý¾Ý£¬°²ÅÅ»õ¼ÜÉÏ»õÎï°Ú²¼£¬ÒÔÌá¸ßÏúÊÛ ÐÅÓÿ¨¹«Ë¾·ÖÎöÐÅÓÿ¨ÀúÊ·Êý¾Ý£¬ÅжÏÄÄЩÈËÓзçÏÕ£¬ÄÄЩûÓÐ µ÷²é¾Ö·ÖÎöÐÐΪģʽ£¬ÅжÏÄÄЩÈ˶ÔÊܱ£»¤µÄÐÅÏ¢¾ßÓÐDZÔÚÍþв Ò©·¿·ÖÎöҽʦµÄ´¦·½£¬ÅжÏÄÄЩҽʦԸÒ⹺ÂòËûÃǵIJúÆ· ±£ÏÕ¹«Ë¾·ÖÎöÒÔǰµÄ¿Í»§¼Ç¼£¬¾ö¶¨ÄÄЩ¿Í»§ÊÇDZÔÚ»¨·Ñ°º¹óµÄ Æû³µ¹«Ë¾·ÖÎö²»Í¬µØ·½È˵ĹºÂòÄ£ÐÍ£¬Õë¶ÔÐԵط¢Ë͸ø¿Í»§Ï²»¶µÄÆû³µµÄÊÖ²á È˲ÅÖÐÐÄ·ÖÎö²»Í¬¿Í»§µÄ¹¤×÷ÀúÊ·£¬·¢ËͿͻ§Ç±ÔڵĸÐÐËȤµÄ¹¤×÷ÐÅÏ¢ ·ÃÎÊûÓйéÀàµÄ¾ºÕù¶ÔÊÖÊý¾Ý¿â£¬ÍƶϳöDZÔڵĹéÀàÐÅÏ¢ ½ÌÓýѧԺ·ÖÎöѧÉúÀúÊ·ÐÅÏ¢£¬¾ö¶¨ÄÄЩÈËÔ¸Òâ²Î¼ÓÅàѵ£¬·¢ËÍÊÖ²á¸øËûÃÇ ºËÎäÆ÷¹¤³§·ÖÎöÀúÊ·ºË²éÐÅÏ¢¼Ç¼£¬¾ö¶¨Ã»ÓвÉÓÃÄÄÏîÔ¤·À´ëÊ©½«µ¼ÖºËÔÖÄÑ ¹ã¸æ¹«Ë¾·ÖÎöÈËÃǹºÂòģʽ,¹À¼ÆËûÃǵÄÊÕÈëºÍº¢×ÓÊýÄ¿,×÷ΪDZÔÚµÄÊг¡ÐÅÏ¢ µ÷²é¾Ö·ÖÎö²»Í¬ÍÅÌåµÄÂÃÓÎģʽ£¬¾ö¶¨²»Í¬ÍÅÌåÖ®¼äµÄ¹ØÁª ҽʦ·ÖÎö²¡ÈËÀúÊ·ºÍµ±Ç°ÓÃÒ©Çé¿ö£¬²»½öÕï¶ÏÓÃÒ©¶øÇÒÔ¤²âDZÔÚµÄÎÊÌâ ˰Îñ¾Ö·ÖÎö²»Í¬ÍÅÌåµÄ½»ËùµÃ˰µÄ¼Ç¼£¬·¢ÏÖÒ쳣ģÐͺÍÇ÷ÊÆ µ÷²é¾Ö·ÖÎö×ï·¸¼Ç¼£¬ÍƶÏÄÄЩÈË¿ÉÄܻ᷸¿Ö²À×ïºÍ´óµÄıɱ×ï Êý¾ÝÍÚ¾òÓ¦ÓÃÁìÓò Figure 6-1 Êý¾ÝÍÚ¾òµÄ²½Ö裺Figure 6-3£¬ÐÞ¼ô½á¹û£ºFigure 6-4£»¹ÜÀíÒòËØ ÌôÕ½£ºFigure 6-5 Óû§½Ó¿Ú·½Ã棺Ñо¿½ÏÉÙ£»¿ÉÊÓ»¯ Êý¾ÝÍÚ¾òµÄ½á¹û¡¢·½·¨ºÍ¼¼Êõ Êý¾ÝÍÚ¾òÓ¦Óò½Ö裺Figure 7 ¨C 1 Êý¾ÝÍÚ¾òµÄ½á¹û£¨ÈÎÎñ£¬ÀàÐÍ£© ·ÖÀà Estimation£º Àý×Ó£¬·ÖÎöÏû·ÑÄ£ÐÍ£¬¹À¼Æ¸öÈËÊÕÈëºÍº¢×ÓÊýÄ¿ Ô¤ÑÔ Àý×Ó£¬¸ù¾Ý¸öÈ˽ÌÓý¡¢µ±Ç°¹¤×÷¡¢ÐÐÒµÇ÷ÊÆ£¬Ô¤ÑÔ2005Ä깤×Ê Affinity Grouping£¨¹ØÁª¹æÔò£¬Correlation£© ¾Û¼¯ Æ«²î·ÖÎödeviation Òì³£¼ì²â anomaly£ºfraud detection ; medical illness detection ¡ Êý¾ÝÍÚ¾ò·½·¨ Figure 7-3 ×Ô¶¥ÏòÏÂtop-down£ºÒÔ¼ÙÉ迪ʼ ×Ô϶øÉÏbottom-up£ºÖ±½Ó£¨supervised learning£©-ÌáÎÊ£»¼ä½Ó »ìºÏ·½·¨ Êý¾ÝÍÚ¾ò¼¼ÊõºÍËã·¨ market basket analysis:ÖÇÄÜËÑË÷£¬³¬ÊÐ ¾ö²ßÊ÷£º·ÖÀà Éñ¾ÍøÂ磺¾Û¼¯£¬Æ«²î·ÖÎö¡ ¹éÄÉÂß¼³ÌÐò link analysis, automatic cluster detection techniques ,nearest neighbor techniques ÒÅ´«Ëã·¨ Ä£ºýÂß¼ Ô¼ÂÔ¼¯rough set concept learning¸ÅÄîѧϰ ¼òµ¥µÄ»ùÓÚ¹æÔòµÄÍÆÀí Âß¼³ÌÐò×÷ΪÊý¾ÝÍÚ¾ò¼¼Êõ ÑÝÒïÂß¼³ÌÐò ¹éÄÉÂß¼³ÌÐò ILP×÷ΪÊý¾ÝÍÚ¾ò¼¼Êõ ILPÓ¦Óà Figure 8 ¨C6 Êý¾ÝÍÚ¾ò¹¤¾ß Êý¾ÝÍÚ¾ò¹¤¾ß·ÖÀà Figure 9-1 ÔÐ͹¤¾ß ÐµĹ¦ÄÜÄ£ÐÍ ¿ª·¢ÐµÄÄ£ÐÍ¡¢¿ò¼Ü£ºStanford University; MITRE Corporation ; Hitachi Corporation ; Rutgers University Ä¿µÄ£º×ÛºÏÊý¾ÝÍÚ¾òºÍÊý¾Ý¿â¹ÜÀí ÏîÄ¿Ãû³Æ£ºQueryflocks £¨Stanford University£¬MITRE Corporation£¬Hitachi Corporation£©£¬¿ª·¢Ö§³ÖÊý¾ÝÍÚ¾ò²éѯ·½·¨ºÍÓÅ»¯¼¼Êõ¡£ Rutgers University£¬Êý¾ÝÍÚ¾ò²éѯÓïÑÔ ÐµÄÐÅÏ¢·þÎñ ÍÚ¾ò²»Í¬ÀàÐ͵ÄÊý¾Ý£¨¶àýÌ壩 TextÊý¾ÝÍÚ¾ò£ºQueryflocks£»Cheng and Ng £¬University of Arizona£»Feldman£¬Bar-Ilan University in Israel ImageÊý¾ÝÍÚ¾ò£ºSKICAT£¬JPL£¨Jet Propulsion Lab£©£»Clifton£¬MITRE Co.£»University of British Columbia WEBÊý¾ÝÍÚ¾ò£ºUniversity of Michigan £»University of Minnesota Scalability Êý¾ÝÍÚ¾òËã·¨µÄ¿É¶ÈÁ¿ÐÔ£ºThe Massive Digital Data System Project£»Magnify Inc.£»Thinking Machines Co.£»SGI£»IBM¡¯s YorkTown Heights research laboratory ½á¹ûµÄ¿ÉÀí½âÐÔ GTE Lab£»Simon Fraser University£»University of Massachusetts at Lowell ´ó¹æÄ£µÄÏîÄ¿ IBM Quest project, Agarwal Simon Fraser University¡¯s DBMINER, Han ÉÌÒµ¹¤¾ß Red Brick: DATAMIND Lockheed Martin: RECON IBM: INTELLIGENT MINER Information Discovery: IDIS Neo Vista: DECISION SERIES Part III. 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