发明名称 |
METHOD OF CURVE APPROXIMATION |
摘要 |
<p>A method of curve approximation comprises a dividing step for dividing a curve into arcs classified into four quadrant directions according to a normal thereof, each having a single-value monotone increasing or decreasing function, and a calculating step for calculating an approximate curve represented by a curve approximation function by using an interval between end points of each arc as a curve approximation interval.</p> |
申请公布号 |
EP0246898(A3) |
申请公布日期 |
1990.03.21 |
申请号 |
EP19870304527 |
申请日期 |
1987.05.21 |
申请人 |
FUJITSU LIMITED |
发明人 |
NAOI, SATOSHI;INOUE, AKIRA;NISHIKAWA, KATSUHIKO DIAMOND-BUILDING 510;NAGATA, SHIGEMI SAGINUMA-SUMIREGAOKA |
分类号 |
G06K9/48;G06T9/20;(IPC1-7):G06F15/62 |
主分类号 |
G06K9/48 |
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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