基于绝对差度量灰阶图像光学匹配运算_成罡.pdf

DOI 10 . 13741 /j . cnki . 11 -1879 /o4 . 1999 . 01. 003 1 N o. 1 1999 1　　　　　　　　　　　　　O P T ICA L T E CHN O LO G Y　　　　　　　　　　　　　 Jan. 1999 1002-1582( 1999) 0 1-0007- 11 成罡,　金国藩,　邬敏贤,　何庆生,　刘海松,　严瑛白 (,　　 100084) 　　 ; ; , λ 。, 。 　;　;　;　 　 T N 918. 8 /　 A 　 ,, , [ J ] , 1999, ( 1) 7 - 11 Opt ical gray-scalae image matching based on absol ute dif f erence magnitude CHENG Gang , JIN Guofan , WU Minxian , HE Qingsheng , LIU Haisong , YAN Yingbai ( ,　 　 100084) T sing hua U nive rsity Beijing Abstract　 The problem o f g ray -scale im ag e m a tchng b ased on ab solute diff e rence m ag na nimity is . - - discu ssed U sing o ptica l cor relatio n and a nov el cycle enco ding m ethod th e pro cessing o f g r ay scalae im - age m atching b ased o n ab so lute diff ere nce ma gnanim ity is realized. Diff er ence m at rix and λcut -set is , - . u sed f o r describing the m atching result w hich can improv e the disto r tio n inv a riant ability T he nov el m ethod can be u sed in co herent co rr ela to r s o r inco herent co rr elato rs . By using a n incoh erent cor relato r the optica l ex p erim enta l r esult s ar e o btained. Key words　ab solute diff erence m ag nitude; 　cy cle-encoding m ethod;　o ptical co rr ela tor;　o ptica l pa tter n recog nitio n Citation item　 CHE N G Ga ng , J IN Guo f an , W U Minxian , et a