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22ÆäÀÌÁö ³»¿ë : [그림 3] View optimizer???? ë·? ê°? 겹침 ???? ê³???[4] View i View j View m View n reprojection i1,j1 i1, j1i2,j2 i2, j2Overlap ?¥ì?? ê°??? ì°¨ì?´ê? ê°??? ?? ?? ???? ë·°ë?? ì°¾ë????. ë§? ?? ?¬ë?? ???? ì°¾ì??ì§?ë©? ???? ?´ë£¨?? ?? ë·°ì?? ???? ê°? FOV, Field of view ?©ì?? ê°??? ?? ???? ?????? ??. ?¤ì???? ???? ì¡´ì?¬í??ë©? ì¶?ê°?ë¡? ë·? ê°? ?¬ì?´ì?? 거리 ê°? ê°??? ë©?ë¦? ?¨ì?´ì? ë·? ???? ìµ?ì¢? ????????. ?¤ì???? ë¡?, ìµ?ì¢? ?????? ?? ???? ë·°ê? ??ë¡? ?¼ë??? ê²¹ì?ì§??? overlap ì§?ë¥? ê³??°í????. [그림 3]?? ?? ë·°ì?? 겹침 ?? ??ë¥? ê³??°í???? ë°©ë??¼ë? ??ìª? ë·°ë?? ?¬í?¬ì?????? ?? ë¥? ??쪽ì?? ë·°ë?? ?©ì?±í?? ë³? ??, ?´ë?? ë·°ì???? ?©ì?? ê°? ?¥í?? ?????¼ë©´ ê²¹ì?ì§??? ê²??¼ë? ???¨í????. ?´ë??ê²? ??ìª? ë·°ì?? 모ë?? ?????? ???´ì?? 겹침 ?¬ë?ë¥? ???¸í?? ê³? ê²¹ì?ì§??¤ê? ???¨ë???? ?????? ??ê°? ??ì²? ???? ?? ?? ë°? ?´ì???´ë?¼ë©´ ?????? 기ì? ë·°ë??? ???????¤ê? ê²? ??????. ë§??? ê²¹ì?ì§??? ?????? ??ê°? ë°? ?´í???¼ë©´ ê²? ì¹? ê³??°ì?? ???? ?¬ì?©í?? ?? ???? ë·°ë?? ?¬í?¨í???? ìµ??? 2ê°? ?´ì???? 기ì?ë·°ê? ???????¤ê? ê²°ì??????. ?? ê³¼ì?????? 기ì? ë·°ì?? ??ê°? ?? ê°?ë¡? ê²°ì????ë©? ?? ?? ë·? ë¹????? ì¤? 모ë?? ???? ë·? ë¹????¤ì?? ì¹´ë??? ì¤??? ??ì¹??? ê°??? ê°?ê¹??´ì?? ???? ì¹´ë??¼ì?? ë·°ê? ?¨ì?? ê¸? ì¤? ë·°ë? ????????. ë§??? ?? ê°? ?´ì???? ë·°ê? ???????? ê³? ê²°ì???????¤ë©´, 겹침 ê³??°ì?? ?¬ì?©ë?? ?? ???? ë·°ê? 먼ì?? ?????? ??, ê·? ?? ë·°ì?? ë°©í?¥ì?? ê°???ê°? ê°??? ?? ?????? ë·°ì?? ???´ì?? ?????? ?? ë·°ì???? 겹침?? ê³??? ???? ê²¹ì??? ?????? ë°? ?´í???¼ë©´ ?´ë?? ë·°ë?? 기ì? ë·? ë¡? ì¶?ê°? ????????. ?´ë?¬í?? ê³¼ì???? ë°?ë³µí???? 기ì? ë·? ?????? ??ë£?????. 2.2.2 Atlas Constructor Atlas Constructor?? 기ì? ë·°ì?? ë¶?ê°? ë·? ë°? ê°? ë·? ?? ?´ë?¹í???? ì¹´ë??? ???¼ë?¸í?°ë?? ???¥ì?¼ë? ë°??? ê°? ì§?ì¹?ê¸? Pruning ?? ê²°ê³¼ë¡? ?????¼ì?¤ë?? ???±í??ê³? ?? ???¼ì?? 구ì?±ì??ë³? 리ì?¤í?? ë°? ì¹´ë??? ???¼ë?¸í?? 리ì?¤í?? ë¥? ì¶??¥í????. Pruning ê³¼ì???? ?µí?? ë¶?ê°? ë·°ë?¤ì?? ê¸? ì¤? ë·°ì?? ?¬í?¨ë?? ì¤?ë³µì???? ?????? ??ê±°ë?? ?? ?¨ì?? ?? ???? 모ì?? ?????¼ì?¤ë?? 구ì?±í??ê²? ??ë©?, 기ì?ë·°ë?? ê·? ??ì²´ë? ?????¼ì?¤ë? 구ì?±ë???? ì¶??¥ë????. [그림 4]?? ê°? ?? Atlas Constructor?? ?¬ê? Pruner, Aggregator, Patch Packerë¡? 구ì?±ë????. ê°? 구ì?±ì?????????? Pruning, Aggregation, Clustering?? ì²?리ë?? ê¹??? ??ë³´ë??¼ë? ì§?????ë©? ê·? ê²°ê³¼ë¥? ë°????¼ë? ???¤ì??? ê¹??´ì?? ???? ?????¼ì?¤ê? ???±ë????. Pruning?? ???? ?? ?¨ì??ë¡?, Aggregationê³? Clustering?? ?¼ì?? ??ê°? 구ê? Intra Period ?¨ì??ë¡? ì§????? ??ê³? ?´ë?? ë°????? ë¡? ìµ?ì¢? ?????¼ì?¤ë?? ?????? ?¨ì??ë¡? ???±ì?? ????. 1 Pruner Pruner?????? ???¥ë???? ê°? ë¶?ê°? ë·°ë?? Pruning?? ê³? ê·? ê²°ê³¼ë¥? ???¥í???? ?´ì? ë§??¤í?? mask ë¥? ???? ????. ?? ë§??¤í?¬ë?¤ì?? ê°? ë·°ì?? ???¼í?? ?´ì????ë¡? ??1?? ê°? ?? ê¹??´ì?????? ?´ë?? ??ì¹??????? ê°??? ???¨í?? ê°????? ?????´ê? ??0???? 기ì? ë·°ì?? ì¤?ë³µë??ë¯?ë¡? ??ê±°ë???? ?? ê°????? ??미í????. ì¦?, [그림 5]???? ê°? ë¶?ê°? ë·°ë?? ???? ?? ê¹??´ì?????? ?¬í?¬ì?????? 기ì? ë·°ì?? ê¹??´ì?????? ?? T T A J o u r n a l v o l 1 8 520

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23ÆäÀÌÁö ³»¿ë : [그림 4] Atlas Constructor 구ì?±ë??[4] @frame level Pruner Aggregator Patch packer Mask={1} Mask={0,1} @intra-period level @frame level RedundancyFactor AtlasResolution MPixel Alignment MinPatchSize Overlap Pip Erosionlter Dilationlter Depth of Basic Views Basic Camera Parameters List Additional Camera Parameters List Atlas Parameters List Atlases T+D Camera Parameters List Basic and Additional Views T+D Full Mask Mask Erosion Dilation Depth reprojection Mask Aggregator Clustering Carmera Parameters Concatenation Depth of Additional Views Atlas number Atlas Generation Packing [그림 5] Pruning?? ?? 2 기ì? ë·°ì?? 3 ë¶?ê°? ë·°ì?????? ë§??¤í?? ???°ì?´í?? [4] Depth of additional views Depth of basic views Mask of v2 pruned v2 v0 v1 v3 v4 Mask of pruned v3 Mask of Pruning Pruning Pruning pruned v4 Pruning Pruning Pruning Pruning Pruning Pruning vi i, j camera parameters vj Compare & decide Reprojection j on i ?±í?? ë³´ê? 기ì? ë·°ì?? ì¤?ë³µë???? ?????? ??ì¹??? 0?? ë¡? ??머ì? ë¶?ë¶??? 1ë¡? ì±???ì§???. ???? ???¼í?? ê³¼ì???? ë¡? Pruning ì²?리ê? ??ë£??? ë¶?ê°? ë·°ì???? ì¤?ë³µì?? ì²?ë¦? ë¥? ???? ìµ?ì¢? ê²°ê³¼ë¡? ë§??¤í?¬ë?? ???°ì?´í?? ????. ê²°ê³¼ ???¼ë?, ë¶?ê°? ë·°ì?? ë§??¤í?¬ì???? ì¤?ë³µë??ì§? ???? ìµ??? ???? ???? ?????¤ë??? ?¨ê? ??ê³?, 기본???? 모í?´ë? ì§? morphology ?°ì?°ì?? ???©í???? ?©ì?? ?¤ë?ë¡? ?¸í?? 구ë? hole ?´ë?? ?¡ì???? ??ê±°í????. 2 Aggregator Aggregator?????? Pruner???? ?????? ?¨ì??ë¡? ë§? ?¤ì?´ì? ê°? ë·°ì?? ë§??¤í?¬ë?? ???¥ì?¼ë? ë°??? ?´ë?¤ì?? ?? ?? ??ê°?구ê? Intra Period ?¼ë? ???????¨ë??. ?´ë?? ?? ?? ?????? ?¨ì??????ê³? ìµ?ì¢? ?????¼ì?¤ì?? 구ì?? ??ë³´ë?? 2 0 1 9 S E P T E M B E R + O C T O B E R21

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