Re: indexing directed graph

2011-05-19 Thread dani.b.angelov
Thank you Gora in advance!

However, I decided to create a bean for indexing something like that:
...
String[] vertices
String[] edges
int[] triple_inx_levels
...
So I can search in vertices text  edge text in vertices  edges array
fields, and I hope to find the relation from triple_inx_levels array, where
I will save indexes ot the upper two array in specific order(with some math
function, I do not find out yet). I will try in this way, I hope this will
enough for me. 

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Re: indexing directed graph

2011-05-18 Thread Otis Gospodnetic
Maybe Gora was referring to Siren: http://search-lucene.com/?q=siren+-sami

Otis

Sematext :: http://sematext.com/ :: Solr - Lucene - Nutch
Lucene ecosystem search :: http://search-lucene.com/



- Original Message 
 From: dani.b.angelov dani.b.ange...@gmail.com
 To: solr-user@lucene.apache.org
 Sent: Tue, May 17, 2011 2:44:55 AM
 Subject: Re: indexing directed graph
 
 Gora, thank you for your reply!
 
 Could you point me a link regarding  There was a discussion earlier on this
 topic
 
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Re: indexing directed graph

2011-05-18 Thread Gora Mohanty
On Thu, May 19, 2011 at 9:12 AM, Otis Gospodnetic
otis_gospodne...@yahoo.com wrote:
 Maybe Gora was referring to Siren: http://search-lucene.com/?q=siren+-sami
[...]

That does look interesting, but is not what I was referring to.

I seem to remember a discussion on this list some
3-4 months about someone wanting to make a
customised Lucene index, specifically for graphs.
I believe that he even wrote up a Wiki (?) page
on it.

Sorry, Dani, I have been busy, and so far my
Google-fu has been unable to turn up the thread,
or the Wiki page. Will let you know if I come
across it.

Regards,
Gora


Re: indexing directed graph

2011-05-17 Thread dani.b.angelov
Thank you for your reply!
My target is to make some kind of relation between the document indexed it
to the index. So, for the performance reasons, I would like to index the
graph created from this relations.

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Re: indexing directed graph

2011-05-17 Thread dani.b.angelov
Gora, thank you for your reply!

Could you point me a link regarding There was a discussion earlier on this
topic

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Re: indexing directed graph

2011-05-17 Thread dani.b.angelov
Thank you for your reply!
My target is to make some kind of relations between the documents indexed
in to the index. So, for the performance reasons, I would like to index the
graph created from this relations. In this way I can query/search the
subgraph documents by vertices names/text and/or edges name/text 

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indexing directed graph

2011-05-16 Thread dani.b.angelov
Hello,
is it possible to index graph - named vertices and named edges? My target
is, with text search to find whether particular node is connected(direct or
indirect) with another. Thank you.

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Re: indexing directed graph

2011-05-16 Thread Stefan Matheis

Dani,

i'm actually playing with Neo4j .. and the have a Lucene-Indexing and 
plan to have Solr-Integration (no idea what the current state is).


http://lists.neo4j.org/pipermail/user/2010-January/002372.html

Regards
Stefan

Am 16.05.2011 21:50, schrieb dani.b.angelov:

Hello,
is it possible to index graph - named vertices and named edges? My target
is, with text search to find whether particular node is connected(direct or
indirect) with another. Thank you.

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Re: indexing directed graph

2011-05-16 Thread dani.b.angelov
Thank you Gora,

1. Could you confirm, that the context of  IMHO is 'In My Humble Opinion'.
2. Could you point example of graph database.



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indexing directed graph

2011-05-16 Thread dani.b.angelov
Hello,
is it possible to index graph - named vertices and named edges? My target
is, with text search to find whether particular node is connected(direct or
indirect) with another. Thank you.

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Re: indexing directed graph

2011-05-16 Thread dani.b.angelov
I am wandering, whether the following idea is worth.
We can describe the graph with series of triples. So can we create some bean
with fields, for example:
...
@Field
String[] sybjects;
@Field
String[] predicates;
@Field
String[] objects;
@Field
int[] level;
...
or other combination of metadata.
We can index/search this bean. Based on the content of the found bean, we
can conclude for interconnections between graph participants.
What do you thing?

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Re: indexing directed graph

2011-05-16 Thread Jonathan Rochkind
You can certainly index it, the problem will be being able to make the 
kinds of queries you want to make on it once indexed. Indexing it in a 
way that will let you do such queries.


The kind of typical queries I'd imagine you wanting to run on such a 
graph -- I can't think of any way to index in Solr to support. But if 
you give examples of the sorts of queries you want to run, maybe someone 
else has an idea, or can give a definitive 'no'.


On 5/16/2011 3:49 PM, dani.b.angelov wrote:

Hello,
is it possible to index graph - named vertices and named edges? My target
is, with text search to find whether particular node is connected(direct or
indirect) with another. Thank you.

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Re: indexing directed graph

2011-05-16 Thread Jonathan Rochkind
Absolutely you can index each point or line of the graph with it's own 
document in Solr, perhaps as a triple. (Sounds like you are specifically 
talking about RDF-type data, huh?  Asking about that specifically might 
get you more useful ideas than asking graphs in general).


But if you want to then figure out if two points are connected, or get 
the list of all points within X distance from a known point, or do other 
things you are likely to want to do it with it... Solr's not going to 
give you the tools to do that, indexed like that.


On 5/16/2011 4:52 PM, dani.b.angelov wrote:

I am wandering, whether the following idea is worth.
We can describe the graph with series of triples. So can we create some bean
with fields, for example:
...
@Field
String[] sybjects;
@Field
String[] predicates;
@Field
String[] objects;
@Field
int[] level;
...
or other combination of metadata.
We can index/search this bean. Based on the content of the found bean, we
can conclude for interconnections between graph participants.
What do you thing?

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