Oh, dear. That's not good news: " There is no current projected date for 
the return of Dewey.info right now. We apologize for the inconvenience." 
Dated June 9, 2015.

kc

On 6/12/15 10:54 AM, LeVan,Ralph wrote:
> This is as close to an official statement as I can find:
>
> http://www.oclc.org/developer/news/2015/dewey-down.en.html
>
> I've asked around, but can't add anything to that.
>
> Ralph
>
> -----Original Message-----
> From: Code for Libraries [mailto:[log in to unmask]] On Behalf Of Karen Coyle
> Sent: Friday, June 12, 2015 12:35 PM
> To: [log in to unmask]
> Subject: Re: Auto discovery of Dewey, UDC
>
> Hi. I tweeted this last month and got a reply that dewey.info is indeed currently down for major work, but is intended to return. That said, it was intended to return a month or two ago, so the usual coding project delays are in action here. ;-)
>
> kc
>
> On 6/12/15 7:08 AM, Sergio Letuche wrote:
>> dewey.info
>>
>> seems to be dead, we have also checked this.
>>
>> 2015-06-12 16:57 GMT+03:00 Péter Király <[log in to unmask]>:
>>
>>> Hi Sergio,
>>>
>>> As part of eXtensible Catalog we developed a Dewey module for Drupal,
>>> which takes a Dewey number, and use OCLC's dewey.info to fetch the
>>> textual description of the part. When it was created the service
>>> contained only 3 levels of the classification system, since then they
>>> went ahead, and now it is deeper.
>>>
>>> You can find the sorce here:
>>> http://cgit.drupalcode.org/xc/tree/xc_dewey/xc_dewey.module?h=7.x-1.x
>>>
>>> Maybe it helps you.
>>>
>>> Regarding to UDC: it is much a harder task, and when I worked with it,
>>> I run into a blocking problem, which is that UDC was not licenced as
>>> freely usable, and I was not able to get a licence to use it in an
>>> open source project. There were some other problems as well: UDC
>>> changed from time to time, and sometimes it means, that a given
>>> classification code means this thing in a given point of time, and
>>> that thing some years later. The MARC catalog I worked with did not
>>> contain any information about the UDC versions, so the accuracy of the
>>> tool was not guaranted (of course you can do some intelligent
>>> guessing). And the last problem was, that on contrary to the Dewey
>>> classification UDC contains sometime very lengthy descriptions instead
>>> of one or two words. Semantically it is OK, but makes the UI design a
>>> little bit hard, and if you want to search for the textual
>>> description, you'll end up sometimes with a "noisy" result set.
>>> Otherwise to handle the operators, the subclasses, and all the nice
>>> things UDC provides is a very interesting challange.
>>>
>>> Cheers,
>>> Péter
>>>
>>>
>>> 2015-06-12 12:59 GMT+02:00 Sergio Letuche <[log in to unmask]>:
>>>> thank you very much for your quick reply, dear Stefano,
>>>>
>>>> i appreciate it
>>>>
>>>> 2015-06-12 13:47 GMT+03:00 Stefano Bargioni <[log in to unmask]>:
>>>>
>>>>> Hi, Sergio:
>>>>> maybe this article [1 abstract] [2 English text] can give you some basic
>>>>> ideas. We added a lot of DDC info in our Koha catalog two years ago.
>>>>> HTH. Stefano
>>>>>
>>>>> [1] http://leo.cineca.it/index.php/jlis/article/view/8766
>>>>> [2] http://leo.cineca.it/index.php/jlis/article/view/8766/8060
>>>>>
>>>>> On 12/giu/2015, at 12:03, Sergio Letuche <[log in to unmask]>
>>> wrote:
>>>>>> hello community!
>>>>>>
>>>>>> we are facing this challenging issue. We need to complete for a vast
>>>>> amount
>>>>>> of records, the dewey, UDC info, has anyone had any experience with
>>> this?
>>>>>> We need some way (via modeling? mahout?) to try and discover these
>>>>> values,
>>>>>> based on some text, found in the records' metadata, and then auto
>>>>> complete
>>>>>> these values.
>>>>>>
>>>>>> I would appreciate any feedback, if there is any opensource tool you
>>> have
>>>>>> used for this purpose, or if you are aware of any best practice for
>>> doing
>>>>>> this task.
>>>>>>
>>>>>> Best
>>>>>>
>>>>> __________________________________________________
>>>>> Il tuo 5x1000 al Patronato di San Girolamo della Carita' e' un gesto
>>>>> semplice ma di grande valore.
>>>>> Una tua firma aiutera' i sacerdoti ad essere piu' vicini alle esigenze
>>> di
>>>>> tutti noi.
>>>>> Aiutaci a formare sacerdoti e seminaristi provenienti dai 5 continenti
>>>>> indicando nella dichiarazione dei redditi il codice fiscale 97023980580.
>>>>>
>>>
>>> --
>>> Péter Király
>>> software developer
>>> GWDG, Göttingen - Europeana - eXtensible Catalog - The Code4Lib Journal
>>> http://linkedin.com/in/peterkiraly
>>>

-- 
Karen Coyle
[log in to unmask] http://kcoyle.net
m: +1-510-435-8234
skype: kcoylenet/+1-510-984-3600