Re: [Neo4j] finding top 10 shortest path

2011-09-17 Thread Peter Neubauer
Thanks for the pointers Daniel, feel free to fork
https://github.com/neo4j/community/tree/master/graph-algo and try
stuff out together with Reza?

Cheers,

/peter neubauer

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On Mon, Sep 12, 2011 at 8:13 PM, danielb  wrote:
> Hello you both could have a look at the so-called "k-shortest-paths problem".
> There is some related scientific work[1] and implementations[2] for further
> investigation.
>
> regards,
> Daniel
>
> [1] http://www.mat.uc.pt/~eqvm/cientificos/investigacao/r_papers.html#K
> [2] http://code.google.com/p/k-shortest-paths/
>
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Re: [Neo4j] Rebuilding Lucene index

2011-09-17 Thread Peter Neubauer
Yes,
messages.log is good, I am just not sure if in neo4j.rb Lucene is
transactionally integrated at all, Andreas?

Cheers,

/peter neubauer

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On Fri, Sep 16, 2011 at 7:34 PM, Rama Manusama  wrote:
> Thanks Peter, Andreas,
>
> Yes I am running neo4j.rb with the newest version, and torquebox 1.1.1 as
> server
>
> I had a non-clean shutdown through ' kill -9 ' due to a Mechanize web
> request process that took forever (strangely did not follow the timeout
> config due to some reason). I should not use kill -9 anymore I guess
>
> I also enclose messages.log if it would be useful/interesting for you to see
>
>
> Perhaps Andreas could help with how index rebuilding works here? Thanks
> alot!
>
> Cheers,
>
> Rama
>
>
>
> On Fri, Sep 16, 2011 at 7:18 PM, Peter Neubauer <
> peter.neuba...@neotechnology.com> wrote:
>
>> Mmh,
>> so what did you do to get the index corrupted? Are you running
>> neo4j.rb? In there, I am not sure that the Lucene index is integrated
>> into the transactional system like in Neo4j java, so maybe Andreas can
>> shed some light?
>>
>> Cheers,
>>
>> /peter neubauer
>>
>> GTalk:      neubauer.peter
>> Skype       peter.neubauer
>> Phone       +46 704 106975
>> LinkedIn   http://www.linkedin.com/in/neubauer
>> Twitter      http://twitter.com/peterneubauer
>>
>> http://www.neo4j.org               - Your high performance graph database.
>> http://startupbootcamp.org/    - Öresund - Innovation happens HERE.
>> http://www.thoughtmade.com - Scandinavia's coolest Bring-a-Thing party.
>>
>>
>>
>> On Fri, Sep 16, 2011 at 7:14 PM, Rama Manusama 
>> wrote:
>> > Hi all,
>> >
>> > Sorry for a noobish question, my knowledge in Java is limited so reading
>> the
>> > source is kinda difficult for me (I use neo4j.rb ruby binding v1.2.2 and
>> > neo4j 1.4)
>> >
>> > I ran into index corruption due to non-clean shutdown (through kill -9)
>> and
>> > could not start the database anymore. Looking to discussions like
>> > http://www.mail-archive.com/user@lists.neo4j.org/msg06100.html, I
>> decided to
>> > delete the index folder and it was solved. However I still need to
>> rebuild
>> > the index and have no clue on how to do this, have looked on the docs and
>> > cannot really find either. Could anybody please help?
>> >
>> > I also posted my question here
>> >
>> http://stackoverflow.com/questions/7440244/how-to-rebuild-neo4j-lucene-index-neo4j-rb,but
>> > neo4j activities seem to be low in stackoverflow
>> >
>> > Thanks all, appreciate your help!,
>> >
>> > Rama
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>
>
> --
> Rama John Gabriel Manusama
> rama.manus...@gmail.com
>
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