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Current Result Document :
1
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´ÙÀ½°Ç
ÇѱÛÁ¦¸ñ(Korean Title)
È®·üÀû ´ÙÂ÷¿ø ¿¬¼ÓÆÐÅÏÀÇ »ý¼ºÀ» À§ÇÑ È¿À²ÀûÀÎ ¸¶ÀÌ´× ¾Ë°í¸®Áò
¿µ¹®Á¦¸ñ(English Title)
An Efficient Mining Algorithm for Generating Probabilistic Multidimensional Sequential Patterns
ÀúÀÚ(Author)
ÀÌâȯ
¿ø¹®¼ö·Ïó(Citation)
VOL 32 NO. 02 PP. 0075 ~ 0084 (2005. 02)
Çѱ۳»¿ë
(Korean Abstract)
¿¬¼ÓÆÐÅÏÀº ´Ù¾çÇÑ ºÐ¾ß¿¡¼ »ç¿ëµÇ´Â µ¥ÀÌŸ ¸¶ÀÌ´× ±â¹ýÀÇ ÇÑ Á¾·ùÀÌ´Ù. ÇÏÁö¸¸ ÇöÀçÀÇ ¿¬¼ÓÆÐÅÏ ¹æ¹ýÀº ÇÑ°³ÀÇ ¼Ó¼º³»¿¡¼ÀÇ ÆÐÅϸ¸À» °¨ÁöÇÒ ¼ö ÀÖÀ¸¸ç ¼Ó¼º°£ÀÇ ÆÐÅÏÀ» »ý¼ºÇÒ ¼ö ¾ø´Ù. ´ÙÂ÷¿øÀÇ ¿¬¼ÓÆÐÅÏÀº ÀÏÂ÷¿ø¿¡ ºñÇÏ¿© ÈξÀ À¯¿ëÇÑ Á¤º¸¸¦ Á¦°øÇÒ ¼ö ÀÖ´Ù. º» ¿¬±¸¿¡¼´Â Hellinger ¿£Æ®·ÎÇÇ ÇÔ¼ö¸¦ »ç¿ëÇÏ¿© ´ÙÂ÷¿øÀÇ ¿¬¼ÓÆÐÅÏÀ» »ý¼ºÇÏ´Â ¹æ¹ýÀ» Á¦½ÃÇÑ´Ù. ±âÁ¸ÀÇ ¿¬¼ÓÆÐÅϹæ¹ý°ú ´Þ¸® º» ¹æ¹ý¿¡¼´Â °¢ ¿¬¼ÓÆÐÅÏÀÇ Áß¿äµµ¸¦ ÀÚµ¿À¸·Î °è»êÇÒ ¼ö ÀÖ´Ù. ¶ÇÇÑ °è»êÀÇ º¹Àâµµ¸¦ °¨¼Ò½ÃÅ°±â À§ÇÑ ´Ù¼öÀÇ ¹ýÄ¢ÀÌ °³¹ßµÇ¾úÀ¸¸ç ´Ù¼öÀÇ ½ÇÇè °á°ú¸¦ Á¦½ÃÇÏ¿´´Ù.
¿µ¹®³»¿ë
(English Abstract)
Sequential pattern mining is an important data mining problem with broad applications. While the current methods are generating sequential patterns within a single attribute, the proposed method is able to detect them among different attributes. By incorporating these additional attributes, the sequential patterns found are richer and more informative to the user. This paper proposes a new method for generating multi-dimensional sequential patterns with the use of Hellinger entropy measure. Unlike the previously used methods, the proposed method can calculate the significance of each sequential pattern. Two theorems are proposed to reduce the computational complexity of the proposed system. The proposed method is tested on some synthesized purchase transaction databases.
,
Å°¿öµå(Keyword)
µ¥ÀÌŸ¸¶ÀÌ´×
Data Mining
¿¬¼ÓÆÐÅÏ
Sequential Pattern
Hellinger º¯·®
Hellinger measure
ÀΰøÁö´É
Artificial Intelligence
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