A character recognition method comprising the steps of (1) acquiring a two dimensional array of pixels, (2) locating a character, (3) determining the size of the character, (4) reducing the number of pixels associated with the character by scaling it down to a smaller dot matrix and (5) thresholding the matrix dots using a histogram to form a binary character representation.
申请公布号
US4742556(A)
申请公布日期
1988.05.03
申请号
US19850776613
申请日期
1985.09.16
申请人
DAVIS, JR., RAY E.;FOSTER, ROBERT G.;WESTKAMPER, MICHAEL J.;DUNCAN, DANA;HALL, JAMES R.;NUDELMAN, DENNIS L.
发明人
DAVIS, JR., RAY E.;FOSTER, ROBERT G.;WESTKAMPER, MICHAEL J.;DUNCAN, DANA;HALL, JAMES R.;NUDELMAN, DENNIS L.