通过模拟电子表显示过程，提出一种基于数字字符投影特征的快速印刷体数字识别方法。

Based on projective feature, a fast printed numeric recognition method is presented by simulating the electronic watch digital display process.

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对于印刷体数字的识别率达到了100%，对于手写体数字的识别也达到了98%以上。

The rate is 100% to print digits, more than 98% to the handwritten digits.

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当然，你CVV的持续效用非常严重依赖它永远不会被存储永久在任何地方除了你卡上的印刷体数字。

Of course, the ongoing usefulness of your CVV depends very heavily on it never, ever being stored permanently anywhere except the printed digits on your card.

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