邢唷>? ;=?:欹q` 鳵bjbjqPqP2$::    $0 *H    €$+h     €€ < 炶移 p.€0z 8H | d{    Title:燗utomated 2-D cephalometric analysis on X-ray images by a model-based approach Author(s): HYPERLINK "http://apps.isiknowledge.com/WoS/CIW.cgi?SID=Z2d97PIg59pbAmiFDId&Func=OneClickSearch&field=AU&val=Yue+WN&curr_doc=6/1&Form=FullRecordPage&doc=6/1" \o "one-click search" Yue WN,  HYPERLINK "http://apps.isiknowledge.com/WoS/CIW.cgi?SID=Z2d97PIg59pbAmiFDId&Func=OneClickSearch&field=AU&val=Yin+DL&curr_doc=6/1&Form=FullRecordPage&doc=6/1" \o "one-click search" Yin DL,  HYPERLINK "http://apps.isiknowledge.com/WoS/CIW.cgi?SID=Z2d97PIg59pbAmiFDId&Func=OneClickSearch&field=AU&val=Li+CJ&curr_doc=6/1&Form=FullRecordPage&doc=6/1" \o "one-click search" Li CJ,  HYPERLINK "http://apps.isiknowledge.com/WoS/CIW.cgi?SID=Z2d97PIg59pbAmiFDId&Func=OneClickSearch&field=AU&val=Wang+GP&curr_doc=6/1&Form=FullRecordPage&doc=6/1" \o "one-click search" Wang GP,  HYPERLINK "http://apps.isiknowledge.com/WoS/CIW.cgi?SID=Z2d97PIg59pbAmiFDId&Func=OneClickSearch&field=AU&val=Xu+TM&curr_doc=6/1&Form=FullRecordPage&doc=6/1" \o "one-click search" Xu TM Source:營EEE TRANSACTIONS ON BIOMEDICAL ENGINEERING 53 (8): 1615-1623 AUG 2006 Document Type:燗rticle Language:燛nglish  HYPERLINK "http://apps.isiknowledge.com/WoS/CIW.cgi?SID=Z2d97PIg59pbAmiFDId&Func=PagedCitedRefList&UT=000239263400017&doc=6/1&rec_id=151344904" Cited References: 25牋牋 Times Cited: 0牋牋  HYPERLINK "http://apps.isiknowledge.com/WoS/CIW.cgi?SID=Z2d97PIg59pbAmiFDId&Func=EasyRelated&UT=000239263400017&doc=6/1&rec_id=151344904"  INCLUDEPICTURE "http://images.isiknowledge.com/Images/relrec.gif" \* MERGEFORMATINET  HYPERLINK "javascript:void();"  INCLUDEPICTURE "http://images.isiknowledge.com/Images/info.gif" \* MERGEFORMATINET  Abstract:燙raniofacial landmark localization and anatomical structure tracing on cephalograms are two important ways to obtain the cephalometric analysis. In order to-computerize them in parallel, a model-based approach is proposed to locate 262 craniofacial feature points, including 90 landmarks and 172 auxiliary points. In model training, 12 landmarks are selected as reference points and used to divide every training shape to 10 regions according to the anatomical knowledge; principle components analysis is employed to characterize the region shape variations and the statistical grey profile of every feature point. Locating feature points on an input image is a two-stage procedure. First, we. identify the reference landmarks by image processing and pattern matching techniques, so that the shape partition is performed on the input image. Then, for each region, its feature points are located by a modified active shape model. All craniofacial anatomical structures can be traced out by connecting the located points with subdivision curves according to the prior knowledge. Users are permitted to modify the results interactively in many different ways. Experimental results show the advantage and reliability of the proposed method. Author Keywords:燗SM; cephalometry; edge detection; landmarks; pattern matching; PCA; structure tracing; superimposition KeyWords Plus:燗CTIVE SHAPE MODELS; CRANIOFACIAL LANDMARKS; CEPHALOGRAMS; IDENTIFICATION; SYSTEM Addresses:燳ue WN (reprint author), Peking Univ, Sch Elect Engn & Comp Sci, Beijing, 100871 Peoples R China Peking Univ, Sch Elect Engn & Comp Sci, Beijing, 100871 Peoples R China Peking Univ, Sch Stomatol, Dept Orthodont, Beijing, 100871 Peoples R China E-mail Addresses: HYPERLINK "mailto:yue@graphics.pku.edu.cn" yue@graphics.pku.edu.cn Publisher:營EEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 445 HOES LANE, PISCATAWAY, NJ 08855 USA Subject Category:燛NGINEERING, BIOMEDICAL IDS Number:?66XH ISSN:?018-9294UWabc   " # W X _ ` b c     ' p ~ -.缧缎缧毿殐毿毿殐毿毿殐毿毿殐毿毿殐毿缧缧缧毿,h h >*B*CJKHOJQJ^Jph6jh h B*CJKHOJQJU^JaJph3h h 5丅*CJKHOJQJ\乛JaJph-h h B*CJKHOJQJ^JaJph/h h 5丅*CJKHOJQJ\乛Jph-W p =h{gd $1$a$gd $1$9Da$gd .?BCIU]^ADEFGghi嫦硿倻硿砯Of硿硿砯Of-h h B*CJKHOJQJ^JaJph6jh h B*CJKHOJQJU^JaJph3h h 5丅*CJKHOJQJ\乛JaJph-h h B*CJKHOJQJ^JaJph6jh h B*CJKHOJQJU^JaJph,h h >*B*CJKHOJQJ^Jph2h h 5?*B*CJKHOJQJ\乛Jph+@CDLgm=N淙瑫}晑晑晑昪昪昪晑暚暚L瑫}晑,h h >*B*CJKHOJQJ^Jph3h h 5丅*CJKHOJQJ\乛JaJph/h h 5丅*CJKHOJQJ\乛Jph-h h B*CJKHOJQJ^JaJph6jh h B*CJKHOJQJU^JaJph6jh h B*CJKHOJQJU^JaJph6jh h B*CJKHOJQJU^JaJphNhs{€栊栊枞h hh%o(/h h 5丅*CJKHOJQJ\乛Jph-h h B*CJKHOJQJ^JaJph01?2P皞. 捌A!"#悹$悹%癝班 惄DdL饢  s 餽A€伱*relrecbrelrecFind Related Records€b鹚誂?w掵谸Q}鯨]QDn馃誂?w掵谸Q}鯨]Q塒NG  IHDRo?2[繮LTE333肿眨媽匱TQ腱嵛下妹?fff===櫃欎遄貂鸫串``]JJI铒鎥xt玷苷滞浇赌哪徕邧棌fff剟鼢鰼@@痧瞵邋錡WV寣尭傅ppn洲违ゥ剠伩烤觌缣烫呐簉rr||{YYY,Nh/tRNSZ?bKGDHgIFg>攴U cmPPJCmp0712HsIDATHK軻褣? _ 鞌4a螑w羺?唠趩斘d鷗肔-扸^+q(咝c(缤,弳mu[居鵢幺梟忎簋J"*?霗Jx獀"絞糞@狩4:坦a費?N斉瑎q坑KΣ?%檢齼OJ??麧%荙悤覑蘱苈囯鲍焲o狥峇3锄棻K 歜?楠5}<汸H:*郡屙,吱綵KU诽鷩a蘒m跾羧F慆<>延- |I夿N稀€N?鑙xE瀘艪艴膥?$vm詤l+囡5畔衄?饙MT裍,%D7﹩燼嫷鐡i.湠F吡阀紼轀韮脑炶Y?蟇疑zv8縔萧脼杈煮ɑ繵遉?桋{?>鮸i鵾>珞鸟?e8?h 銬荁> 鸾?嚏M礥V?{嚑澥 86-稲(泮t華2嫖弗p=`誊菍!嗢JVsd k磀鐿僜轾?芈w陾 |qz~%哌j-琪髆x炕鹢堨i#愁~7悯紤]?畅蒧塓寠丏铫IEND瓸`傰Dd11餵  c 餏A 伱infoInformation€b?0塔礇谢?n 0塔礇谢?塒NG  IHDR(栞繮LTE333忏蘸汗敃宒e^腱?种諫GGЁxq妹妙铑梃輽櫃qqj杖捱詤厖趑颯SS牌涵档揶烫蹋玷鋤zz铑鍣櫃趑鬢WR掏龄遄儋蛅tt换籪ff犯€x鸉a +tRNS#骚bKGDHgIFg>攴U cmPPJCmp0712Hs塈DATWU庒? 凔'脕lL鏯}??孧谲梜z厱sJ??劚)3Z[蟃甅圠萕3A?吤Giv缲 A?Wv狔炀冩Fw\@?!~.s拽 w.鬠noq愓?O莶擾P_騦SIEND瓸`N@?N ck噀 $1$a$$CJKHPJ_HaJmH nHsH tH$A@?$ 貫祂=刉[SOBi@?B nf恏圏h4 l4a k@? 鄀Rh2U`2 h%厤>*OJQJo(ph@@ h% fieldlabel15丱JQJ\乷($W p   =h{I00€I00€I00€I00€I00€I00€I00I00I00I00I00I00I00I00I000€€W p   =h{K00xK00xK00xK00xK00xK00xK00xK00xK00xK00xK00xK00xI00x€I00x€I00x€ 00,.N b"W_b-B]ACDFghXXXXXXXCXCX?@€€€饞??  養 S  ?  t  ^  埽▊ 4闿 ﹤  v獋 Lv珎 麼瑐 劧^ 瓊 蘿畟  ~瘋 L~ -^^#/28    2ee!-17;;   9*€urn:schemas-microsoft-com:office:smarttags€place€:*€urn:schemas-microsoft-com:office:smarttags€Street€B *€urn:schemas-microsoft-com:office:smarttags€country-region€>*€urn:schemas-microsoft-com:office:smarttags €PostalCode€9*€urn:schemas-microsoft-com:office:smarttags€State€8 *€urn:schemas-microsoft-com:office:smarttags€City€;*€urn:schemas-microsoft-com:office:smarttags€address€ 8E0    " FS  % :>@CDLS\x & * 333{8F/e畉 -4?^‐轡'I/'-4?q‐?{i=?0B-4 3['‐ ‐耤i=?3+`‐i=?萺‐?畉 96D -40 畉 ? 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