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Ȩ Ȩ > ¿¬±¸¹®Çå > ±¹³» ³í¹®Áö > Çѱ¹Á¤º¸Ã³¸®ÇÐȸ ³í¹®Áö > Á¤º¸Ã³¸®ÇÐȸ ³í¹®Áö B

Á¤º¸Ã³¸®ÇÐȸ ³í¹®Áö B

Current Result Document : 4 / 7 ÀÌÀü°Ç ÀÌÀü°Ç   ´ÙÀ½°Ç ´ÙÀ½°Ç

ÇѱÛÁ¦¸ñ(Korean Title) Áß¿äµµ ¸Ê°ú ´Ü°èÀû ¿µ¿ªº´ÇÕÀ» ÀÌ¿ëÇÑ ¹éÇ÷±¸ ºÐÇÒ
¿µ¹®Á¦¸ñ(English Title) Leukocyte Segmentation using Saliency Map and Stepwise Region-merging
ÀúÀÚ(Author) ±èÀÚ¿ø   °íº´Ã¶   ³²Àç¿­   Ja-Won Gim   ByoungChul Ko   Jae-Yeal Nam  
¿ø¹®¼ö·Ïó(Citation) VOL 17-B NO. 03 PP. 0239 ~ 0248 (2010. 06)
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(Korean Abstract)
Ç÷¾× ¼¼Æ÷ ¿µ»ó¿¡¼­ ¹éÇ÷±¸´Â ȯÀÚÀÇ °Ç°­»óŸ¦ ÆľÇÇϴµ¥ Áß¿äÇÑ Á¤º¸¸¦ Á¦°øÇϸç, À̸¦ ÅëÇØ ´Ù¾çÇÑ Áúº´À» Á¶±â¿¡ ¿¹ÃøÇÒ ¼ö ÀÖ´Ù. µû¶ó¼­ Áúº´ÀÇ Á¶±â ¿¹ÃøÀ» À§ÇØ Ç÷¾×¼¼Æ÷¿¡¼­ ¹éÇ÷±¸ÀÇ ºÐ¸®´Â ¸Å¿ì Áß¿äÇÑ ´Ü°èÀÌ´Ù. º» ³í¹®¿¡¼­´Â Áß¿äµµ ¸Ê°ú ´Ü°èÀû ¿µ¿ª º´ÇÕÀ» ÀÌ¿ëÇÏ¿© Ç÷¾× ¼¼Æ÷ ¿µ»ó¿¡¼­ ¹éÇ÷±¸¸¦ ÀÚµ¿À¸·Î ºÐÇÒÇÏ´Â ±â¹ýÀ» Á¦¾ÈÇÑ´Ù. ¹éÇ÷±¸ ¼¼Æ÷ ¿µ¿ªÀº ¿°»ö¹°Áú¿¡ ÀÇÇØ ÁÖº¯¿¡ ºñÇØ µÎµå·¯Áø »ö»ó, Áú°¨ Á¤º¸¸¦ °¡ÁüÀ¸·Î À̸¦ ±â¹ÝÀ¸·Î Áß¿äµµ ¸Ê(Saliency Map)À» ¸¸µç´Ù. À̸¦ ÅëÇØ ¼¼Æ÷ ¿µ»ó¿¡¼­ µÎµå·¯Áø ¿µ¿ªÀ» ã¾Æ sub-image¸¦ ºÐ¸®ÇÏ°í, °¢ sub-image¿¡¼­ mean-shift ¾Ë°í¸®ÁòÀ» Àû¿ëÇÏ¿© ¿µ¿ª Ŭ·¯½ºÅ͸µÀ» ¼öÇàÇÑ´Ù. Mean-shift Àû¿ë ÈÄ ¾òÀº Ŭ·¯½ºÅ͵鿡 ´ëÇØ ´Ü°èÀû ¿µ¿ª º´ÇÕ ¾Ë°í¸®ÁòÀ» Àû¿ëÇÏ°í, ÃÖÁ¾ÀûÀ¸·Î ¹éÇ÷±¸ ÇÙÀ¸·Î ÆǴܵǴ ´ÜÀÏ Å¬·¯½ºÅ͸¦ ¾òÀ» ¼ö ÀÖ´Ù. º» ³í¹®¿¡¼­ Á¦¾ÈÇÑ ¹æ¹ýÀº Ç÷¾× ¼¼Æ÷ ¿µ»óÀ» »ç¿ëÇÏ¿© Å×½ºÆ®ÇÑ °á°ú 71%ÀÇ ÇÙ °ËÃâ Á¤È®µµ¸¦ º¸¿´À¸¸ç, ±âÁ¸ÀÇ ´Ù¸¥ ¾Ë°í¸®Áòº¸´Ù ¶Ù¾î³­ ¼º´ÉÀ» ³ªÅ¸³»¾ú´Ù.
¿µ¹®³»¿ë
(English Abstract)
Leukocyte in blood smear image provides significant information to doctors for diagnosis of patient health status. Therefore, it is necessary step to separate leukocyte from blood smear image among various blood cells for early disease prediction. In this paper, we present a saliency map and stepwise region merging based leukocyte segmentation method. Since leukocyte region has salient color and texture, we create a saliency map using these feature map. Saliency map is used for sub-image separation. Then, clustering is performed on each sub-image using mean-shift. After mean-shift is applied, stepwise region-merging is applied to particle clusters to obtain final leukocyte nucleus. The experimental results show that our system can indeed improve segmentation performance compared to previous researches with average accuracy rate of 71%.
Å°¿öµå(Keyword) Áß¿äµµ ¸Ê   Mean-shift   ´Ü°èÀû ¿µ¿ª º´ÇÕ   ¹éÇ÷±¸ ºÐÇÒ   Saliency Map   Stepwise Region-merging   Leukocyte Segmentation  
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