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ÇѱÛÁ¦¸ñ(Korean Title) |
À¥»óÀÇ ÀÌÁúÀû À̹ÌÁö µ¥ÀÌŸº£À̽º¸¦ ¼±ÅÃÇϱâ À§ÇÑ º¹ÇÕ ÃßÁ¤ ¹æ¹ý |
¿µ¹®Á¦¸ñ(English Title) |
Hybrid Estimation Method for Selecting Heterogeneous Image Databases on the Web |
ÀúÀÚ(Author) |
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¿ø¹®¼ö·Ïó(Citation) |
VOL 30 NO. 05 PP. 0464 ~ 0475 (2003. 10) |
Çѱ۳»¿ë (Korean Abstract) |
À¥»óÀÇ À̹ÌÁö µ¥ÀÌŸº£À̽ºµéÀº ÀÚÄ¡¼º°ú ÀÌÁú¼ºÀ̶ó´Â µÎ °¡Áö ´Ù¸¥ Ư¼ºÀ» °®°í ÀÖ´Ù. Áï µ¶¸³ÀûÀ¸·Î ¸¸µé¾îÁö°í À¯ÁöµÇ¸ç ÁúÀÇ Ã³¸® ¹æ¹ýÀÌ ¼·Î ´Ù¸£´Ù. ºÐ»êµÈ À̹ÌÁö µ¥ÀÌŸº£À̽ºµé¿¡ ´ëÇÑ ³»¿ë±â¹Ý °Ë»ö¿¡¼, ¸ÞŸ ¼¹öÀÇ À¯»ç¼º ÃøÁ¤ÇÔ¼ö¿¡ ´ëÇÏ¿© ¼·Î ´Ù¸¥ Áö¿ª À¯»ç¼º ÃøÁ¤ ÇÔ¼ö¸¦ °®´Â µ¥ÀÌŸº£À̽ºµé·ÎºÎÅÍ ÁÖ¾îÁø ÁúÀÇ °´Ã¼¿Í À¯»çÇÑ °´Ã¼µéÀ» ã´Â ´É·ÂÀ» °®´Â °ÍÀº Áß¿äÇÏ´Ù. ÇöÀç±îÁö, µ¿ÀÏÇÑ À¯»ç¼º ÃøÁ¤ ÇÔ¼öµéÀ» »ç¿ëÇÏ´Â À̹ÌÁö µ¥ÀÌŸº£À̽ºµéÀ» ¼±ÅÃÇÏ´Â ¹æ¹ý¿¡ ´ëÇÏ¿© ¸¹Àº ¿¬±¸°¡ ÁøÇàµÇ¾úÀ¸³ª À̹ÌÁö µ¥ÀÌŸº£À̽ºµéÀÌ ´Ù¸¥ À¯»ç¼º ÃøÁ¤ÇÔ¼ö¸¦ »ç¿ëÇÏ´Â °æ¿ì¿¡ ´ëÇÑ ¿¬±¸´Â ¾ø¾ú´Ù. º» ³í¹®¿¡¼´Â À¥»óÀÇ ¸¹Àº ÀÌÁúÀûÀÎ À̹ÌÁö µ¥ÀÌŸº£À̽ºµé Áß ÁúÀÇ¿¡ À¯»çÇÑ °´Ã¼µéÀ» º¸´Ù ¸¹ÀÌ °¡Áö°í ÀÖ´Â µ¥ÀÌŸº£À̽ºµéÀ» ã´Â ¹®Á¦¸¦ ´Ù·é´Ù. µ¥ÀÌŸº£À̽ºµéÀÇ ¼øÀ§´Â À̹ÌÁö µ¥ÀÌŸº£À̽ºµéÀÇ ¾ÐÃàµÈ È÷½ºÅä±×·¥ Á¤º¸¿Í ÀûÀº ¼öÀÇ Ç¥º» °´Ã¼µéÀ» »ç¿ëÇÏ´Â º¹ÇÕ ÃßÁ¤¿¡ ±â¹ÝÀ» µÎ°í ÀÖ´Ù. ±¸Çü ¿µ¿ª ÁúÀÇ¿¡ ´ëÇÑ ¼±Å÷üÀ» ÃßÁ¤Çϱâ À§ÇÏ¿© È÷½ºÅä±×·¥ Á¤º¸¸¦ »ç¿ëÇϸç, À¯»ç¼º ÃøÁ¤ ÇÔ¼öÀÇ Â÷ÀÌ·Î ÀÎÇÑ ¼±Å÷ü ¿ÀÂ÷¸¦ º¸Á¤Çϱâ À§ÇÏ¿© Ç¥º» °´Ã¼µéÀ» ÀÌ¿ëÇÑ´Ù. ¸¹Àº ¼öÀÇ À̹ÌÁö µ¥ÀÌŸ¿¡ ´ëÇÑ »ó¼¼ÇÑ ½ÇÇèÀº Á¦¾ÈµÈ ¹æ¹ýÀÌ ÀÌÁúÀûÀÎ ºÐ»ê ȯ°æ¿¡¼ È¿À²ÀûÀÓÀ» º¸¿©ÁØ´Ù. |
¿µ¹®³»¿ë (English Abstract) |
few sample objects and compressed histogram information of image databases. The histogram information is used to estimate the selectivity of spherical range queries and a small number of sample objects is used to compensate the selectivity error due to the difference of the similarity measures between meta server and local image databases. An extensive experiment on a large number of image data demonstrates that our proposed method performs well in the distributed heterogeneous environment. |
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