3D Motion Estimation and Texturing of Human Head Model

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1 6 J. IHALÍK, V. ICHALČIN, D OION ESIAION AND EXUING OF HUAN HEAD ODEL D oon Emon n eung o Humn He oel Ján IHALÍK, Vo ICHALČIN Lb. o Dgl Imge Poceng n Veocommuncon, Dep. o Eleconc n ulme elecommuncon, P Komenéo, 4 Košce, Slo epublc Jn.l@ue., 7@pobo. Abc. ppe el w D moon emon o e we me e moel on e b o e nl o e pmee o D globl moon o e el umn e o ec me o eoequence. e popoe lgom o D globl moon emon gen b oluon o 6 lne equon o ee ece eue pon o e el umn e n ec me. Ne ee peene n lgom o eung o D we me moel o umn e e eme globl moon. eung ce ou b wo menonl ne nom ecl n nee me. Bo popoe lgom cn cee e low b e n moel be mge cong. Kewo D moon emon, eung, umn e moel, pepece poecon, ne nom, moel be mge cong.. Inoucon e n eocoec H.6, H.6, PEG-, PEG- [] cee compeon on e b o e eucon o e n n ne me coelon o eognl. e coe o e n eocoec e neme b cong em [] w moon compenon ue bloc mcng moon emon o neme pecon n wo menonl cee cone nom o cong o e pecon eo. e n ecoec emplo e cl popee o eognl wou o nowlege o e conen o me eeoe cn be ue o cong n ul cene. I emnc nomon bou e conen o e me nown, e eece cong o e eognl b moel be mge cong [],[4] poble. e cong be on moelng o eoobec ne o ul cene b ung ee menonl D moel. Fo moelng o eoobec genel o pecc D moel [5] cn b ue. e genel D moel e me be n cn moel n ow unnown eoobec n ul cene. Aew e moel be mge cong nown obec be mge cong [6]. On e oe e, e pecc D moel e we me be, wc e e oen ue n compue gpc. A pecc D moel ue o moelng onl one eoobec le umn e ow nown n ul cene. Fo moe nown eoobec n ul cene b e begnnng pen ecognon o eoobec o be one n ew pecc D we me moel pple on. oel be mge cong on e b o e pecc D we me moel nown nowlege be mge cong [7]. e lgom o moel be mge cong e ue n e n eocoec PEG-4 [] ecep o e clcl lgom o e boe gen n eocoec. e ppe peen D moon emon n eung o e pecc D we me moel o umn e o nowlege be mge cong o eognl o ul cene w one eoobec o e el umn e.. Bc Ie o Knowlege Be Imge Cong e bloc ceme o e nowlege be mge cong n econg em n Fg.. Fg.. Bloc ceme o e nowlege be mge cong n econg em. e me o npu eognl e nle o ge e pmee o D we me moel. Fo emple, nomon bou e pe, e n locon o e umn e n ul cene belong mong e pmee. Ne e pmee o globl n locl D moon bu o el ew o e D we me moel e mpon nomon bou e eue o el umn e. Compe o e clcl meo o mge cong [8], [9] n

2 ADIOENGINEEING, VOL., NO., APIL 7 ce onl e pmee e coe n nme ne o ll pcue elemen o e me o e clcl meo. e eul e low b e n oupu o e coe. On e b o e ecee pmee n e me D we me moel n e ecoe, ne o e umn e ce ou. e pmee o D moon e coe n nme o ec me bu e pmee o e pe, e n locl poon onl one me. e eue o e umn e m be coe b clcl meo o mge cong bu gn onl one me. Fo moelng o e umn e we e ue e D we me moel Cne [] n Fg. b, wc conn ece n 84 ngle polgon. B e opeon o clbon we cn op e pe n e o e moel Cne o e el umn e. e clbon cnge e coone o ece o e moel Cne ccong o e umn e n e eeence me o eoequence. We e ue mple clbon o e moel Cne b clng co,, o oonl, ecl n ep e, epecel. e co o e clcule b e o o oonl o ecl e o e moel Cne n e el umn e n e eeence me ollow BC, BCm AD ADm wee BC m, BC e oonl n AD m, AD - ecl e o e moel Cne n e umn e, epecel een n Fg.. e clng co clcule b e ege lue o n, becue om e eeence me e ep e o e umn e cn no be obne. B mulplcon o e coone o ece o e moel Cne b e coeponng clng co clbon o e pe n e ce ou. In Fg., e clbe moel Cne poece on e eeence me o eoequence Cle wee cn be poone n bee ope b n mnne.. D oon Emon e pmee o D globl moon o e umn e [] cn be clcule b ece eue pon [] n e me o eoequence. e pepece poecon o e eue pon om me on e coeponng ece o D we me moel n e pce own n Fg.. Fg.. Clbon o e moel Cne eue pon o Cle n e eeence me, b coeponng pon o e moel, c clbe moel poece on e eeence me. D globl moon cng o e umn e b we me moel n e moel coone em CS gen b e oon m n nlon eco. ong o moel ee,, n CS om nl poon cn b epee ollow b c 4 wee,, e oe n nle moe ee. eclculon o e coone n CS o e moe ee on e one n e cme coone em CCS, een n Fg., cn be one uc w

3 8 J. IHALÍK, V. ICHALČIN, D OION ESIAION AND EXUING OF HUAN HEAD ODEL Fg.. Pepece poecon o e umn e on e D we me moel 5 D, wee e nce beween ogn o CCS n CS. Aew e pepece poecon o e moe ee,, now epeene n CCS ge pon, ne e me wc coone e gen P, 6 B. 7 Fom e peou equon ollow ou o ec coeponng p o e moe pon, n e me n ee,, n nl poon on D we me moel we cn compoe epe em. e numbe o unnown n e em cn be euce om o 6, becue e eeom egee o on m onl. en e oon m wee n enoe e ocl leng mulple b clng co o e cme o e me w n eg, epecel n, cene o e me n e econ o e opcl. I e oon m n nlon eco e nown om eq. 4 o 7, we ge 8 co n n co co n n co co n n co 9 wee,, e Eule oon ngel oun o e,,, epecel n cloc we econ. A oluon o e nonlne em comple n nee lo o opeon. Aumng mll globl moon o e umn e beween wo uccee me, wen o n mll ngle << e uncon n n co, e eq. cn be mple o e ne om wee,,, e ow o e m. B ngemen o eq. 8 n 9 we obn lne em o wo equon w unnown pmee epeene b eco P o e globl moon B P D. wee

4 ADIOENGINEEING, VOL., NO., APIL 9 Ae e ubuon o e oon m elemen om eq. n e pmee eco P, eq. cn be wen ollow K. Fo ec clculon o e pmee o D globl moon o e we me moel cng o e umn e n me we nee coone onl o ee p o eue pon n e me n e coeponng ece on e D we me moel n nl poon. Aew e D moon cng o e umn e b we me moel gen b oon n nlon o e moel ece ccong o e ne equon 4 n epenence on e clcule D globl moon pmee o ee me o eoequence. In on o e clbon o e moel Cne we nee o clbe e cme o ge pmee, n. e e o be clcule uc clbon pmee o e moel Cne beoe D moon emon. Fo e clbe moel Cne ccong o e umn e n eeence me e D moon pmee n. Ae ubuon o e eo lue o eq. we ge. 5 Aumng e nce beween CCS n CS o be muc lge n compon w e menon o me, cle ocl leng n o e cme cn be clcule om eq. 5 o eue pon. oe pece lue o e cme pmee n cn be cee o eel eue pon o umn e n e eeence me on e b o e le que meo o oluon o eq. 5 b mnmng e men que eo eung o Humn He oel e eue o umn e ge o e D moel e nl ppence. Aumng conn lumnnce conon, e eue cn be epeene b e eeence me o eoequence. en eung o e clbe moel Cne poece on nee me one e D moon emon. e coone o ll ece o e moel Cne e cnge ccong o eme D moon pmee o ec me o e npu eoequence Cle. Snconoul e coone o e pepece poece ece on o e plne o nee me e cnge, oo. e mong poece moel Cne eue polgon b polgon n nee me. e elonp beween ece n e eeence me F n e one n nee me SF, een n Fg. 4, gen b wo menonl ne nom [] AV S 7 wee A ne m,, nlon eco, S, n V, e ece n F n SF, epecel. Ae ubuon we ge. 8 S S S SF F V V V Fg. 4. Ane nom o e eee polgon n e eeence n nee me. Fo e eung o ec polgon n SF b e eue lue o e coeponng polgon n F we nee o clcule e ne m A n e nlon eco belongng o em. I e e nown o ll pon ne e polgon o SF wll be eemne pon ne e coeponng polgon n F. Conequenl e pon o e polgon n SF cn e e eue lue o e one ne e coeponng polgon n F. e elemen o e m A n e componen o e nlon eco o ec couple o e coeponng polgon cn be mmeel clcule om e nown coone o ece V,, V,, V,. e coone ollow ou om e pepece poecon o e ece o moe moel Cne b eme D moon pmee o gen me o eoequence Cle. Ae epe ubuon o e coone o ece V, V, V n e coeponng e ece S,, S,, S,, n eeence me o eq. 8 n e ue ngemen we ge wo em o lne equon

5 J. IHALÍK, V. ICHALČIN, D OION ESIAION AND EXUING OF HUAN HEAD ODEL, 9. Fnll, e pmee,,,,, o e ne nom ollow ou om e oluon o e em 9 n o couple o coeponng polgon n eeence n nee me. 5. Epemenl eul Epemenl eul o D moon emon n eung o e umn e moel Cne e been obne o e eoequence Cle o 66 me o e e 88 5 pel. Fom ou ece eue pon [4] o e pupoe o D moon emon onl ee one,.e. cenl pon o ee n mou e been ue. e coeponng ece on e we me moel Cne e me poon. A eeence me o e clbon o e moel Cne e one o e eo equence Cle w en. e clbon o e cme obnng cle ocl leng n w one b eq. 5 o eo lue o D moon pmee l o e eeence me. Aumng e nce pel beween CCS n CS, we clcule om eq n 7 pel ung e ee ece eue pon n e eeence me on e b o e le que ppoc. Ae e clbon o e moel Cne n e cme b e eeence me, D moon pmee,,,,, o ne me o e eoequence Cle wee ecl clcule om eq.. In Fg. 5 ee cng o e umn e n elece me o eoequence Cle b e we me moel Cne. e cng w one b mong o e moel Cne on e b o D moon eme pmee n poecon b eq. 6 n 7 on e elece me Fg. 5. cng o e umn e Cle b eme D moon o e moel Cne poece on e elece me. Fg. 6. eue moel Cne om e elece nee me numbe,, 5, 7, 9, 4.

6 ADIOENGINEEING, VOL., NO., APIL Fo eung o e umn e moel Cne e eue o eeence me o e eoequence Cle been ue. Ae D moon emon n mong o e moel Cne n epenenc on moon o e e n e eoequence Cle e moel mmeel poece on e nee me. Fnll b ung ne nom e eue om e eeence me w nle polgon b polgon o e coeponng one ne o nee me. In Fg. 6 ee e eue moel Cne om e elece nee me. 6. Concluon In ppe we peene e D moon emon n eung o e umn e moel Cne o moel be mge cong w e low b e. e popoe lgom o e D globl moon emon ue onl ee ece eue pon o e umn e n e eoequence Cle. I comple gen b oluon o 6 lne equon o ec me o e eoequence. e oluon nepenen on e e o me n e n o D we me moel. e mn nge o e popoe lgom o D globl moon emon e mplc, low clculon equemen, n e pobl o ung n n o e D we me moel. e popoe lgom o eung o e umn e moel Cne be on e ne nom. B e nom e eue o eeence me ecl nle polgon b polgon o e coeponng one o e poece Cne, e D mong, ne o e nee me. e eue o eeence me o be nme b e begnnng o e eo nmon n ung clcl meo o cong. Aew onl 6 eme pmee o D globl moon e nme o ec me o e eoequence Cle. eung ce ou on e ecee e n e ecoe on e b o e ecee eue o eeence me n eme D moon pmee. e epemenl eul o D moon emon n eung o umn e moel Cne ow ccepble qul o e nee eoequence Cle e low b e. Fue nceng o e qul cn be cee b nmon n ung moe comple we me moel o e umn e. Acnowlegemen e wo w uppoe b e Scenc Gn Agenc o e n o Eucon n e Acem o Scence o e Slo epublc une Gn No. /84/. eeence [] IHALÍK, J. Imge Cong n Veocommuncon. ecu- Smél, ISBN , Košce,.In Slo [] IHALÍK, J. Ape Hb Cong o Imge. Jounl o Eleccl Engneeng, 99, ol. 44, No., p [] FOCHHEIE,., KOANDE,. Imge Cong - om Weom o Anmon. IEEE n. Acou., Speec n Sgnl Poc. 989, ol.assp-7, no., p.8-. [4] AIZAWA, K., HUANG,. S. oel-be Imge Cong: Ance Veo Cong ecnque o Ve Low B-e Applcon. Poc. IEEE, 995, ol.8, no., p [5] PEASON, D. E. Deelopmen n oel-be Veo Cong. Poc. IEEE, 995, ol.8, no.6, p [6] USANN, H. G., HÄE,., OSEAN, J. Obec-Oene Anl-Sne Cong o ong Imge. Sgnl Poceng: Imge Communcon, 989, ol., no., p [7] WELSH, W. J. oel-be Veo Cong o Veopone Imge. Eleconc & Commun. Engneeng J., 99, p.9-6. [8] IHALÍK, J. Ape nom Cong o Imge. Eleconc Hoon, 99, ol. 5, no.-, p [9] IHALÍK, J., GLADIŠOVÁ, I., ICHALČIN, V. wo Le Veco Qunon o Imge. oengneeng,, ol., no., p.5-9. [] YDFALK,.: CANDIDE: A Pmeee Fce. Dep. Elec. Eng. ep. LH-ISY-I-866, Lnöpng Un., 987. [] SAI, C. J., EISE, P., GIOD, B., KASAGGELOS, A. K. oel-be Snec Vew Geneon om onocul Veo Sequence. In In. Con. on Imge Poc. Sn Bb, 997, ol., p [] ZHANG, L. Emon o Ee n ou Cone Pon Poon n Knowlege-Be Cong Sem. Poc. SPIE, 996, ol.95, p.-8. [] FOLEY, J. D, VAN DA, A., FEINE, S. K, HUGHES, J. F. Compue Gpc, Pncple n Pccle. Aon-Wele, n eon, 99. [4] ANOSZCZYSZYN, P.., HANNAH, J.., GAN, P.. A New Appoc o We-Fme cng o Semnc oel-be Cong ong Imge Cong. Sgnl Poceng: Imge Communcon,, ol.5, p Abou Auo Ján IHALÍK gue om e ecncl Une n Bl n 976. Snce 979 e one e Fcul o Eleccl Engneeng n Inomc o e ecncl Une o Košce, wee e ecee PD egee n o eleconc n 985. Cuenl, e Full Poeo o Eleconc n elecommuncon n e e o e Lboo o Dgl Imge Poceng n Veocommuncon e Depmen o Eleconc n ulme elecommuncon. H eec nee nclue nomon eo, mge n eo cong, gl mge n eo poceng n mulme eocommuncon. Vo ICHALČIN w bon on 976 n Une. He ecee e Ing. Degee om e ecncl Une o Košce n. Cuenl e PD uen e Depmen o Eleconc n ulme elecomuncon o e ecncl Une, Košce. H eec nee e eco qunon n moel be mge cong.