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ÇѱÛÁ¦¸ñ(Korean Title) |
ºñÁö¿ªÀû Æò±Õ ±â¹ýÀ» ÀÌ¿ëÇÑ °æ°è °ËÃâ |
¿µ¹®Á¦¸ñ(English Title) |
Edge Detection based on Non Local Means |
ÀúÀÚ(Author) |
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Han-Su Kim
Myung-Ruyl Choi
|
¿ø¹®¼ö·Ïó(Citation) |
VOL 18 NO. 02 PP. 0298 ~ 0301 (2011. 11) |
Çѱ۳»¿ë (Korean Abstract) |
°æ°è °ËÃâÀº ´Ù¸¥ ¿µ»óó¸®ÀÇ ±âº»ÀÌ µÇ´Â ºÐ¾ßÀÌ´Ù. ±âº»ÀûÀ¸·Î °æ°è¶ó°í Çϸé È¼Ò °ªÀÇ º¯È°¡ ±Þ°ÝÈ÷ ³ªÅ¸³ª´Â ºÎºÐÀ¸·Î¼ ´Ü¼øÈ÷ »ý°¢Çϸé Gradient ¹æ½ÄÀ» ÀÌ¿ëÇÏ¿© ½±°Ô »ç¿ë ÇÒ ¼ö ÀÖ´Ù. ÇÏÁö¸¸ »ç¶÷ÀÇ ´«À¸·Î ÀνÄÇÏ´Â °æ°è¿Í´Â ´Ù¼Ò Â÷ÀÌ°¡ »ý±â°Ô µÇ¾î ¿øÇÏÁö ¾ÊÀº ºÎºÐ, ¿øÇÏ´Â ºÎºÐÀÌ Á¦´ë·Î Ç¥ÇöµÇÁö ¾Ê¾Ò´Ù. ÀÌ¿¡ ´ëÇØ Á¦¾ÈÇÏ´Â ¹æ½ÄÀº ´ë»ó ȼҿ¡ ´ëÇÏ¿© ÁÖº¯ È¼Ò °ªÀÇ Æò±Õ°ú ºñ±³ÇÏ¿© À¯»çµµ·Î¼ °æ°è¸¦ °ËÃâÇÏ¿© »ç¶÷ÀÇ ´«¿¡ Á» ´õ ¸Â´Â °æ°è °ËÃâ À̹ÌÁö¸¦ Ç¥ÇöÇÏ·Á ÇÑ´Ù |
¿µ¹®³»¿ë (English Abstract) |
Edge detection is an base research task in the field of image processing. Edge detection can be regarded as a technique for locating pixels of abrupt gray-level change. So with Gradient method, it can be computed easily. But it can't satisfy human naked eye. so in this paper, new algorithm based on the NLM(Non Local Means) is proposed for good performance for human naked eye. |
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