Image analysis – Histogram processing – For setting a threshold
Patent
1990-02-12
1991-09-17
Brinich, Stephen
Image analysis
Histogram processing
For setting a threshold
G06K 934
Patent
active
050502212
ABSTRACT:
An image generating apparatus having a character recognizing function and a graphic function. Recognizing means recognizes contents of a document, while arithmetic operating means performs arithmetic operations with the recognized information. Graph formating means produces image data for graphing the results of arithmetic operations and delivers them to printing means, whereby the contents of the document are outputted in the form of a graph. A categorzied total table representative of the recognized information is outputted together with the graph. The results of recognition by the recognizing means are correctable. The recognized information from the recognizing means is optically indicated on a display.
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patent: 4695828 (1987-09-01), Yamamoto
patent: 4932065 (1990-06-01), Feldgajer
patent: 4933977 (1990-06-01), Ohnishi et al.
Yutaka Ohsawa et al, "Picture Processing Using Multi-Dimensional Data Management Structure-Vectorization of Drawings," Institute of Electronics and Communication Engineers of Japan, vol. J68-D, No. 4, pp. 845-852.
Namizuka Yoshiyuki
Ohta Junichi
Brinich Stephen
Ricoh & Company, Ltd.
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