一种基于单相机三维重建的简单方法.pdf

第 20 卷 　第 8 期 传 感 技 术 学 报 Vol . 20 　N o . 8 2007 年 8 月 CHIN ES E J OU RNAL O F S EN SORS AND AC TUA TORS Au g . 2007 A Simple 3D Reconstruction Method Based on Single Camera 1 2 3 1 D U X i n , X U Gangm ei , Z H U Yunf ang , WA N G Yis h u 1. D ep art ment of I nf orm at ion an d Elect ronics , Z hej i ang Uni vers ity , H angz hou 3 10027 , Chi na; 2 . S tom atology hosp it al , Z hej i ang uni vers ity col leg e of me d ici ne , H ang z hou 3 10006 , Chi na; 3. S hang hai Om ni Vis ion I C D es i g n Co. , L t d. , S hang hai 20 1203 , Chi na Abstract :Thi s p ap er p re sent s a simp le 3D recon st r uction met ho d ba sed on sin gle camera . A p lanar p at t er n i s p laced in t he scene to be 3D recon st r uct ed . Two or more p ict ure s are t aken by a single camera w hich in t rin sic p aramet er s were calibrat ed beforehand . A n d t he ext rin sic p aramet er s are calculat ed accurat ely u sing t he p lanar p at t er n . St andar d st ereo st ep s such a s st ereo calibratio n , rectification , mat chin g an d t rian gular are t hen p erfor med . Exp eriment al re sult s show t hat t he p ropo sed met ho d i s simp le , flexible and eff ective . Key words :st ereo vi sio n ;3D recon st r uction ;camera calibration ;ext rin sic p aramet er s EEACC :7320C 一种基于单相机三维重建的简单方法 1 2 3 1 杜 　歆 ;徐钢梅 ;朱云芳 ;王贻术 1. 浙江大学信息与电子工程学系 ,杭州 3 10027 ; 2 . 浙江大学医学院附属口腔医院 ,杭州 3 10006 ;