Please ,look at the validity of Stefano.mrc: yaz-marcdump is unable to list it.
Anyway, I'm going to send you the code you can adapt to your goal (I hope).
Sorry for the delay...
sb

On 15/giu/2015, at 11:42, Sergio Letuche <[log in to unmask]> wrote:

> Dear Stefano,
> 
> i really need your help with this, since i am on a tight deadline, and i do
> not think i will manage this by myself alone...
> 
> Tried to make something out of your description in the paper, but without
> success.
> 
> Please find attached a small portion of our db, where you may find in field
> 011$a the ISSN, and we need to make two things, with the existing records:
> 
> For starters fill 676$a = DDC, with the most appropriate value,
> 
> and secondly, if possible, wherever there is different suggestion by your
> algorithm, compared to the already existing DDC value, a log file,
> something that would allow us to keep record of the already stored and the
> suggested value, in order some librarian's human eye decides on which is
> best.
> 
> I would appreciate your help on this,
> 
> thank you very much.
> 
> p.s. attached the sample mrc from our db. (UNIMARC)
> 
> 
> 
> 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.
>> 
> <Stefano.mrc>


__________________________________________________
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.