Method for locating and circumscribing text areas on a master which may contain text, graphics and/or image areas

摘要: A method for locating and circumscribing text areas on a master which may contain text, graphics and/or image employs the steps of optoelectronically scanning master, digitizing analog signals obtained from scanning, processing digital values forming plurality isolated black blocks, statistically analyzing coordinates corresponding to beginning end blocks in order obtain statistical decision as whether particular block being analyzed represents line text.