[sdiy] Can anyone OCR the AN23.PDF File Here?

[Mike HEQX]

I'll do it. I have already converted it, so I'll just give it a read and 
fix up the graphics.

Mike


On 7/6/2017 1:51 PM, Rob Kam wrote:
> Thanks for the challenge Bernie but no thanks. I don't have the 
> patience to correct the OCR.
>
> Rob
>
> ------------------------------------------------------------------------
> *From:* Bernard Arthur Hutchins Jr <bah13 at cornell.edu>
> *To:* Rob Kam <robkam at ymail.com>
> *Cc:* "synth-diy at synth-diy.org" <synth-diy at synth-diy.org>
> *Sent:* Thursday, 6 July 2017, 18:30
> *Subject:* Re: [sdiy] Can anyone OCR the AN23.PDF File Here?
>
> Thanks Rob -
>
> True - the equations are now usable, but slightly more blurred than my 
> original PDF. Likewise, the figures are now OK but of slightly lower 
> quality, which does NOT matter much for hand drawings.
>
> I did note a lot of OCR misreads in the text.  A careful proofing of 
> the text took me 18 minutes and there are 25 errors, some not at all 
> obscure, and about 13 of which I had to look at the original to see 
> what they were supposed to be.  (One was hard to detect since it 
> substituted an Rf for an Ri, a disaster).  A full proofread/correction 
> would take at least 30 minutes (188 eight-hour days for 6000 pages).   
>  And I wrote this!  Almost certainly a volunteer would have more 
> trouble and miss errors.
>
> In the spirit of no good deed going unpunished, Rob, let me put you on 
> the spot. Take your scan, find and fix the 25 errors.  Let us know how 
> easy/hard this was and the time it took, and show your results.
>
> I will post the "solution" to the "find the errors" this evening if I 
> get the chance.
>
> Since there is no improvement in the figures/equations, and the text 
> is a serious downgrade, tell me again (anyone) why an OCR/ebook is a 
> good idea here.
>
> Bernie
>
>
> ------------------------------------------------------------------------
> *From:* Rob Kam <robkam at ymail.com>
> *Sent:* Thursday, July 6, 2017 7:24 AM
> *To:* Bernard Arthur Hutchins Jr
> *Cc:* synth-diy at synth-diy.org
> *Subject:* RE: [sdiy] Can anyone OCR the AN23.PDF File Here?
> There’s a second attempt at http://www.sdiy.info/AN23b.rtf converting 
> the equations to images instead, (and still manually tweaking the 
> OCR). It took six minutes to do from the scan/PDF and the text still 
> needs comparing and correcting against the original.
> There are already experts at this sort of project, at Archive.org who 
> have been doing this for a number of years 
> https://archive.org/details/texts&tab=about
> Free Books : Download & Streaming : eBooks and Texts ... 
> <https://archive.org/details/texts&tab=about>
> archive.org
> The Internet Archive offers over 12,000,000 freely downloadable books 
> and texts. There is also a collection of 550,000 modern eBooks that 
> may be borrowed by anyone ...
>
>
>
>
> To put my two cents in, the synth DIY community should see whether 
> they are able to raise the funds to compensate (against unsold 
> hardcopy, ebooks etc.) for releasing Electronotes under a 
> non-commercial Creative Commons licence 
> https://creativecommons.org/licenses/by-nc/2.0/uk/
> Rob
> *From:*Bernard Arthur Hutchins Jr [mailto:bah13 at cornell.edu]
> *Sent:* 06 July 2017 01:42
> *To:* Rob Kam <robkam at ymail.com>; mskala at ansuz.sooke.bc.ca
> *Cc:* synth-diy at synth-diy.org
> *Subject:* Re: [sdiy] Can anyone OCR the AN23.PDF File Here?
> Tkanks Rob -
> But a manual identifications and 5 minutes/page is no good for the 
> small improvement. Still months of 8-hour days to do 6000 pages.  My 
> PDF is still much better already.  The equations are still unusable. 
>  It makes the same text errors, apparently.    Why not just say it 
> just can't do this?   Wasn't intended to.
> Thanks for trying - useful data point!
> Bernie
> ------------------------------------------------------------------------
> *From:*Rob Kam <robkam at ymail.com <mailto:robkam at ymail.com>>
> *Sent:* Wednesday, July 5, 2017 6:47 PM
> *To:* Bernard Arthur Hutchins Jr; mskala at ansuz.sooke.bc.ca 
> <mailto:mskala at ansuz.sooke.bc.ca>
> *Cc:* synth-diy at synth-diy.org <mailto:synth-diy at synth-diy.org>
> *Subject:* RE: [sdiy] Can anyone OCR the AN23.PDF File Here?
> Hi Bernie,
>
> At http://www.sdiy.info/AN23.rtfthis took 10 minutes to OCR with ABBYY 
> FineReader 12 
> <https://www.google.co.uk/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&uact=8&ved=0ahUKEwiZhc6ZmPPUAhVG6RQKHRHpA1UQFggoMAA&url=http%3A%2F%2Fwww.abbyy.com%2Fen-gb%2Fsupport%2Ffinereader-12%2F&usg=AFQjCNHLOjsz219pjjTDqDytG2Cpm9N90w>, 
> first manually identifying areas of text vs. images. Obviously it 
> still needs further corrections.
>
> Rob
>
>
>
>
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