l*********s 发帖数: 5409 | 1 刚刚发现evince居然可以搜索,拷贝扫描影印版的pdf,@__@
俺是不是有点火星阿 |
h***r 发帖数: 726 | 2 不可能吧。 上传一个pdf试试。
【在 l*********s 的大作中提到】![](/moin_static193/solenoid/img/up.png) : 刚刚发现evince居然可以搜索,拷贝扫描影印版的pdf,@__@ : 俺是不是有点火星阿
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l*********s 发帖数: 5409 | |
t**o 发帖数: 144 | 4 试了一下,发现Linux下任何一个pdf reader都可以(acroread, okular, evince) |
l*********s 发帖数: 5409 | 5 果然是俺太土了,windows下的foxit也行。 |
h***r 发帖数: 726 | 6 True, most pdf software can do it.
maybe the text is in the pdf file as well.
I could not figure out what is happening exactly.
【在 l*********s 的大作中提到】![](/moin_static193/solenoid/img/up.png) : 果然是俺太土了,windows下的foxit也行。
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D****F 发帖数: 4 | 7 Most likely there is a hidden layer of OCR'ed text.
【在 h***r 的大作中提到】![](/moin_static193/solenoid/img/up.png) : True, most pdf software can do it. : maybe the text is in the pdf file as well. : I could not figure out what is happening exactly.
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l*********s 发帖数: 5409 | 8 never heard of this before, good to learn.
【在 D****F 的大作中提到】![](/moin_static193/solenoid/img/up.png) : Most likely there is a hidden layer of OCR'ed text.
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h*i 发帖数: 3446 | 9 evince is too slow. okular is better.
【在 l*********s 的大作中提到】![](/moin_static193/solenoid/img/up.png) : never heard of this before, good to learn.
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h***r 发帖数: 726 | 10 OCR'ed text is not something new, but locating the text is quite interesting.
【在 D****F 的大作中提到】![](/moin_static193/solenoid/img/up.png) : Most likely there is a hidden layer of OCR'ed text.
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l*********s 发帖数: 5409 | 11 要保持系统的贞洁,不能搞杂交 :-)
【在 h*i 的大作中提到】![](/moin_static193/solenoid/img/up.png) : evince is too slow. okular is better.
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