发明名称 |
Video correlator for video format unit |
摘要 |
A video correlator is provided for use in an image processing system wherein video data representative of a document image or portions thereof is received in a gray level data format in which the image is composed of a plurality of cells for enhancing the black/white characterization of each cell. The correlator includes structure for comparing a cell's gray level data with the average gray level of a preselected number of surrounding cells. Structure is also provided for automatically selecting the number of surrounding cells for determining the average gray level.
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申请公布号 |
US4601056(A) |
申请公布日期 |
1986.07.15 |
申请号 |
US19840640347 |
申请日期 |
1984.08.13 |
申请人 |
RECOGNITION EQUIPMENT INCORPORATED |
发明人 |
HABITZREITER, RICHARD K.;PINNEY, JR., ROBERT V.;GUTHMUELLER, RODNEY K. |
分类号 |
G06T5/40;H04N1/403;(IPC1-7):G06K9/62 |
主分类号 |
G06T5/40 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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