CORRELATION-LIKE ALGORITHM FOR SUPERRESOLUTION ANALYSIS

被引:8
作者
BOSCO, S [1 ]
TRIVI, M [1 ]
机构
[1] NATL UNIV LA PLATA,FAC INGN,RA-1900 LA PLATA,ARGENTINA
关键词
D O I
10.1016/0030-4018(95)00019-5
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
A new algorithm for subpixel accuracy using a correlation-like operation is described and discussed. We applied this method to digitized coherent images, where the speckle noise is the most important resolution limitation. In that case, the correlation-like algorithm presents a better resolution than the centroid algorithm.
引用
收藏
页码:444 / 448
页数:5
相关论文
共 15 条
[1]   ELIMINATION OF SYSTEMATIC-ERROR IN SUBPIXEL ACCURACY CENTROID ESTIMATION [J].
ALEXANDER, BF ;
NG, KC .
OPTICAL ENGINEERING, 1991, 30 (09) :1320-1331
[2]   PHASE-SHIFTING SPECKLE INTERFEROMETRY [J].
CREATH, K .
APPLIED OPTICS, 1985, 24 (18) :3053-3058
[3]   SUBPIXEL ACCURACY LOCATION ESTIMATION FROM DIGITAL SIGNALS [J].
FILLARD, JP .
OPTICAL ENGINEERING, 1992, 31 (11) :2465-2471
[4]  
GASKILL JD, 1978, FOURIER TRANSFORMS O, pCH6
[5]  
GAVESAN AR, 1987, OPT COMMUN, V64, P501
[6]  
GOODMAN JW, 1968, INTRO FOURIER OPTICS, pCH2
[7]   PERFORMANCE ANALYSIS AND SIZE OPTIMIZATION OF FOCAL PLANES FOR POINT-SOURCE TRACKING ALGORITHM APPLICATIONS [J].
GROSSMAN, SB ;
EMMONS, RB .
OPTICAL ENGINEERING, 1984, 23 (02) :167-176
[8]  
KAUFMANN G, 1993, SPECKLE METROLOGY, pCH9
[9]  
MOLESINI G, 1988, P SPIEK, V954, P399
[10]  
OSTEN W, 1989, FRINGE, V89