Re: [Tracker] Performance analyzing team - help

[jamie <jamiemcc blueyonder co uk>]

On Fri, 2007-02-23 at 17:41 +0100, Alberto wrote:
> Hi!
> My name is Alberto and I'm a student of Informatic Engeneering of
> Univerity of Padua in Italy.
> I belong to a team that must analyse the performance of Tracker (with
> trec_eval and the standard collection to analyze performance) and I
> would like to ask if you can give me some technical information about
> this desktop search.
> Can you answer to the following questions?
> Thank you very much!
>
>
>
> CONFIGURATION
> Indexing: complete or incremental?

incremental

> Application Log: Yes or No?
Y

> Dependences: 
see website

> FEATURES
> Text documents: mono-language or multilanguage?
> Multimedia documents: Yes or No? (Type, layout)
> Codification: ASCII-7. ASCII-8, UTF-8, UTF-16 or UTF-32?

utf-8  (non utf-8 is converted to utf-8 from user locale before being
stored)

> Layout of text: type (pdf, ps, rtf, txt,....)

see supported types here:

http://live.gnome.org/Tracker/SupportedFormats

> Maximum permitted size of a document: 

unlimited

> Compression: Yes or No?

full text is compressed (zlib)

> Standard Scheme ID: DOI or URI?
URI

> Collection : is it known?...or is it a web collection?
> Multi-collection: Yes or No?
yes
> Layout: how does tracker give user the resultant data?

varies
> INDEXING - Structured data
> Type: What are structured data managed by tracker? (I mean meta-data
> like title, author, ...)

unlimited and extensible -= default types can be found in the sql here:
http://svn.gnome.org/viewcvs/tracker/trunk/data/sqlite-metadata.sql?view=markup

> Authority file: is it maked?
>
> INDEXING - Supported features
> Keyword: Yes or no?
y
> Terms: Yes or no?
y
> Stemming: Yes or no?
y for approx 12+ languages
> Weight: Yes or no?
y
> Stop list: absent or static or configurable?
y for approx 12+ languages

> INDEX
> Vocabulary: size (referred to using of RAM and HD)
> Management of Synonymy: Yes or no? 
> Management of Polysemy: Yes or no?
> Order: Yes or no?
> Level: 1/2/3/4...
?

> ..
>
> FEEDBACK
> Relevance feedback: explicit or implicit?

implicit

> Query expansion: Yes or no? (if yes, what type?) 

not yet but may support in future

> QUERIES
> Interface: for example: cgi, desktop interface,.....
dbus

> Language: specific or natural language?

RDFQ

> Help on-line: Yes or no?
n
> Language: mono-language, multi-language or cross-language?
> Session: Yes or no?
> Personalization: Yes or no?
?

> I need this answering quite early if you can help me....
> Thank you very much!
> If you are interested about our work, at the end of the project of
> analyzing, I can send you the results and the paper.
> Thank you,
>
>
>
> Alberto 
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