Pattern recognition systems
阅读：817发布：2024-02-03
专利汇可以提供Pattern recognition systems专利检索，专利查询，专利分析的服务。并且，下面是Pattern recognition systems专利的具体信息内容。
7. CHARACTER RECOGNITION APPARATUS COMPRISING A CHARACTER TRACING DEVICE SUCCESSIVELY SUPERPOSING SAID CHARACTER WITH A KNOWN CURVE CONSISTENTLY MOVING WITH RESPECT TO SAID CHARACTER IN A CONSISTENT DIRECTION BETWEEN SUCCESSIVE INTERSECTIONS THEREWITH AND FOR PRODUCING CONSISTENT RATE OF CHANGE COMPONENTS OF SAID MOVEMENT BETWEEN INTERSECTIONS, CIRCUIT MEANS FOR DIFFERENTIATING SAID RATE OF CHANGE COMPONENTS TO PRODUCE DIFFERENTED VALUES THEREOF, ANALOG COMPUTING APPARATUS CROSS MULTIPLYING SAID RATE OF CHANGE COMPONENTS AND SAID DIFFERENTIATED VALUES AND FOR SUBTRACTING ONE SAID PRODUCT FROM THE OTHER TO PRODUCE A SIGNAL PROPORTIONAL TO TEH ANGULAR RATE OF CHANGE OF SAID CHARACTER TRACE; A FIRST THRESHOLD DEVICE FOR DETECTING A LARGE RATE OF CHANGE IN SAID SIGNAL THEREBY INDICATING A VERTEX IN SAID CHARCTER BEING TRACED; A SECOND THRESHOLD DEVICE SENSITIVE ONLY TO LESSER ANGULAR RATES OF CHANGE IN SAID CHARACTER TACE FOR INDICATING A CURVED SECTION IN SAID CHARACTER; AND STORAGE MEANS FOR REGISTERING THE SAID VERTEX AND CURVE INFORMATION TOGETHER WITH THE POLARITY THEREOF DURING A COMPLETE CHARACTER SCAN.
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