- From: Olivier Rossel <olivier.rossel@gmail.com>
- Date: Wed, 5 Nov 2008 20:23:22 +0100
- To: "Alistair Miles" <alistair.miles@zoo.ox.ac.uk>
- Cc: semantic-web@w3.org
why didn't you choose joseki as your sparql endpoint? On Wed, Nov 5, 2008 at 5:41 PM, Alistair Miles <alistair.miles@zoo.ox.ac.uk> wrote: > > Dear all, > > This is a summary of work so far by the FlyWeb Project team. We're > exploring integration of life science data in support of Drosophila > (fruit fly) functional genomics. We'd like to develop credible, robust > and genuinely useful tools for the Drosophila research community; and > to provide data and services of value to bioinformaticians and > Semantic Web / Life Science developers. > > This is the first time we've announced our work more widely, and we'd > very much appreciate thoughts, suggestions, feedback, re-use and > testing of the applications, services, software and data described > below. Please note however that this is work in progress, and things > may break, change, move or disappear without notice. > > > = Search Applications = > > http://openflydata.org/search/insitus > > This application allows you to search for images of in situ RNA > hybridisation experiments, depicting expression of specific genes in > different organs (testes and embryos). It is a mashup of data from the > Berkeley Drosophila Genome Project (BDGP) and the Drosophila Testis > Gene Expression Database (Fly-TED). It also uses data from FlyBase to > disambiguate gene name synonyms. > > It's a pure AJAX application using SPARQL to access data from each of > the three sources on the fly (pardon the pun :). > > > = RDF Data = > > The following RDF data used in the search application above are > available for bulk download: > > * http://openflydata.org/dump/flybase (latest) > http://openflydata.org/dump/flybase_genenames_20081017 (snapshot) > > data on D. melanogaster gene identifiers, symbols and synonyms, > derived from flybase.org; approx 8 million triples; gzipped > n-triples > > * http://openflydata.org/dump/bdgp (latest) > http://openflydata.org/dump/bdgp_images_20081030 (snapshot) > > metadata on images of embryo in situ gene expression experiments, > derived from fruitfly.org; approx 1 million triples; gzipped > n-triples > > * http://openflydata.org/dump/flyted (latest) > http://openflydata.org/dump/flyted_20080626 (snapshot) > > metadata on images testis in situ gene expression experiments, > derived from www.fly-ted.org; approx 30,000 triples; gzipped turtle > > > = Data Services = > > The following SPARQL endpoints are available for queries over the > above data. See also limitations below. > > * http://openflydata.org/query/flybase (latest) > http://openflydata.org/query/flybase_genenames_20081017 (snapshot) > > * http://openflydata.org/query/bdgp (latest) > http://openflydata.org/query/bdgp_images_20081030 (snapshot) > > * http://openflydata.org/query/flyted (latest) > http://openflydata.org/query/flyted_20080626 (snapshot) > > Limitations: only GET requests are supported; only SELECT and ASK > queries are supported; only JSON results format is supported (request > must specify output=json); SELECT queries are limited to max 500 > results; no more than 5 requests per second from any one origin > > The endpoints are implemented using our own Java SPARQL protocol > implementation (SPARQLite, see below) backed by Jena TDB 0.6 > stores. The endpoints run inside Tomcat 5.5 behind Apache 2.2 via > mod_jk, on a small EC2 instance, with TDB storing data on an attached > EBS volume. > > > = Software Downloads & Source Code = > > * FlyUI > http://flyui.googlecode.com > > This is a library of composable javascript widgets, providing a > user-interface to above data. These widgets are used to build the > search application above. FlyUI is built on YAHOO's javascript user > interface library (YUI). > > * SPARQLite > http://sparqlite.googlecode.com > > This is an experimental and incomplete implementation of the SPARQL > protocol, designed to work with Jena TDB or SDB stores. We're using > this as a platform to explore a number of quality of service issues > that SPARQL raises. > > > = Ontologies/Schemas = > > The following OWL schemas are used in the above data: > > * CHADO OWL Schema > http://purl.org/net/chado/schema/ > > This is an OWL representation of a subset of the CHADO relational > schema used by FlyBase (see http://gmod.org/wiki/Schema). > > * FlyBase OWL Synonym Types > http://purl.org/net/flybase/synonym-types/ > > This is a micro-ontology, representing the FlyBase synonym type > vocabulary. > > * BDGP OWL Schema > http://purl.org/net/bdgp/schema/ > > This is an OWL representation of a subset of the BDGP relational > schema. > > * FlyTED OWL Schemas > > These are under revision, to be published shortly. > > > = RDF Data Conversion Utilities = > > The following utilities were developed to obtain the RDF data > described above: > > * CHADO/FlyBase D2RQ Map > http://code.google.com/p/openflydata/source/browse/trunk/flybase/genenames/d2r-flybase-genenames.ttl > > This provides a mapping from the CHADO/FlyBase relational schema to > the CHADO/FlyBase OWL ontologies, for basic D. melanogaster gene > (feature) data (identifiers, symbols, synonyms, species). > > * BDGP D2RQ Map > http://code.google.com/p/openflydata/source/browse/trunk/bdgp/imagemapping/d2r-bdgp-insituimages.ttl > > This maps the BDGP relational schema to OWL/RDF. > > See also: http://openflydata.googlecode.com > > > = Future Developments = > > We're currently working on improving the user interface to the BDGP > data (grouping and ordering images by developmental stage) and on > integrated expression level data from FlyAtlas. > > Other suggestions for future developments are warmly welcomed. > > > = Acknowledgments = > > Thanks especially to Helen White-Cooper and Andy Seaborne for all > their help. > > The FlyWeb Project is funded by the UK Joint Information Systems > Committee (JISC). > > > = Further Information = > > The FlyWeb project website is at: > > http://imageweb.zoo.ox.ac.uk/wiki/index.php/FlyWeb_project > > Graham will be presenting this work at the UK SWIG meeting next week. > > Or send us an email :) > > Kind regards, > > Alistair Miles > Jun Zhao > Graham Klyne > David Shotton > > > -- > Alistair Miles > Senior Computing Officer > Image Bioinformatics Research Group > Department of Zoology > The Tinbergen Building > University of Oxford > South Parks Road > Oxford > OX1 3PS > United Kingdom > Web: http://purl.org/net/aliman > Email: alistair.miles@zoo.ox.ac.uk > Tel: +44 (0)1865 281993 > >
Received on Wednesday, 5 November 2008 19:24:00 UTC