I found this (a bit strange): http://ddc.typepad.com/025431/2015/04/deweyinfo-is-coming-back.html
On 12/giu/2015, at 16:08, Sergio Letuche <code4libus...@gmail.com> wrote: > dewey.info > > seems to be dead, we have also checked this. > > 2015-06-12 16:57 GMT+03:00 Péter Király <kirun...@gmail.com>: > >> 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 <code4libus...@gmail.com>: >>> thank you very much for your quick reply, dear Stefano, >>> >>> i appreciate it >>> >>> 2015-06-12 13:47 GMT+03:00 Stefano Bargioni <bargi...@pusc.it>: >>> >>>> 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 <code4libus...@gmail.com> >> 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 >> > __________________________________________________ Il tuo 5x1000 al Patronato di San Girolamo della Carità è un gesto semplice ma di grande valore. Una tua firma aiuterà i sacerdoti ad essere più 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.
