´Ü¾î | ¿þÀ̺긴(wavelet) ¾ÐÃà |
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wavelet compression | |
¼³¸í | Ä÷¯ À̹ÌÁö¿Í ºñµð¿À¸¦ À§ÇØ »ç¿ëµÇ´Â ¼Õ½Ç Çã¿ë ¾ÐÃà ¹æ¹ýÀÌ´Ù. JPEG¿Í MPEG¿¡¼ 8x8 Çȼ¿(64ºñÆ®)ÀÇ ÀÛÀº ºí·ÏÀ¸·Î ¾ÐÃàÇÏ´Â ´ë½Å¿¡, ¿þÀ̺긴(wavelet) ¾Ë°í¸®ÁòÀº »ö»óÀ» À§ÇØ 300:1, ±×·¹ÀÌ ½ºÄÉÀÏÀ» À§ÇØ 50:1 Á¤µµÀÇ ºñÀ²·Î Àüü À̹ÌÁö¸¦ ¾ÐÃàÇÑ´Ù. |
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