towards a richer set of information to describe our complete genome collection

EnvO Project

From Genomic Standards Consortium

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Go to the Main GSC Wiki page
Workshops: Inaugural EnvO Workshop -> Second EnvO CSHL workshop -> Third EnvO_Manchester_workshop


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[edit] Background

[edit] What is an environment?

For the purposes of this project we define an environment as the totality of circumstances external to a definable entity.

A biological sample is a kind of definable entity that can be comprised of one or more organism(s), or parts thereof. Examples include: a species of plant or animal, a tissue biopsy or a community of bacteria. A biological sample may also include a physical material as a component part. Examples include: soil, sediment, seawater or ice-core samples.


[edit] What’s the difference between an Environment and a Habitat?

A habitat is the environment where an organism, community or population of organisms lives.


[edit] What is an ontology?

An ontology is a controlled structured vocabulary developed to represent the types of entities in a given domain and the relations between them. - Adapted from Smith et al., 2006.

An ontology may take a variety of forms, but necessarily it will include a vocabulary of terms, and some specification of their meaning. This includes definitions and an indication of how the terms are inter-related which constrains logically possible interpretations.

[edit] What’s the point of an Environment Ontology?

A computer does not know that environments such as coral reef atol and deep sea thermal vent are both types of marine environment. Thus a query such as: “retrieve all data from samples taken from marine environments, between +/- 10 degrees of the equator” would fail to return samples annotated as such, unless they were terms explicitly included in the search.

An ontology provides a format that can be read and used by software agents, thus permitting them to find, share and integrate information that ordinarily would have required human intervention.


[edit] Aim

To develop a community based ontology for describing the environment of an organism or biological sample.


[edit] Scope

We see the new Environment Ontology (EnvO) bringing similar benefits to those that can already be achieved with the Gene Ontology (GO); through consistent annotation grounded in an ontological framework, we hope to facilitate the semantic retrieval of any biological record anchored to EnvO. For example, those contained in sequence databases, omic data repositories, tissue banks and museum collections.

The focus of our effort will be to develop an ontology that supports the annotation of the environment of any organism or biological sample. However, we hope that EnvO will also be used for the annotation of ANY record that has an environmental component. For example, you might like to tag an environmental descriptor to a picture that you took at the weekend or provide information on the general environment where some remote sensing devices are currently capturing data.

We hope that the community will adopt and contribute to this work, as wide acceptance of standardised terms is key to integration and federated searching of environmental data.


[edit] Workshops

As EnvO is community-driven, its development depends on the ability of developers and potential users to meet face to face.

[edit] Essential URLS

[edit] Home page, Downloading EnvO and Gaz, Term Trackers

The Environment Ontology Consortium is using an infrastructure similar to that for OBO/GO.

  • Latest versions of EnvO and gaz:

http://obo.cvs.sourceforge.net/obo/obo/ontology/environmental/envo.obo/

http://obo.cvs.sourceforge.net/obo/obo/ontology/environmental/gaz.obo/

Food Ontology Project http://gensc.org/gc_wiki/index.php/Food_Ontology_Project

[edit] Case Studies

An integral part of the development of EnvO will be the application of this ontology to real datasets.

  • The beinning of the GSC EnvO Case Study was presented at the inaugural EnvO Workshop meeting in Oxford and has since been expanded upon. It involves a range of databases run by members of the GSC, all of which already use descriptions of habitat or plan to in the near future.

[edit] Related projects

  • www.mip.berkeley.edu/ecal/gazeteer/ftt_hier2.html

[edit] References

Ontology: An Introduction

The OBO Foundry

Papers on the Ontology of Environments and of Ecological Niches by Barry Smith.

Smith, B., Kusnierczyk, W., Schober, D., Ceusters, Werner (2006) Towards a Reference Terminology for Ontology Research and Development in the Biomedical Domain, in: O. Bodenreider, ed., Proceedings of KR-MED, 2006, 57-66. Also available online at: http://ceur-ws.org/Vol-222

Return to the Main Page - Inaugural EnvO Workshop (29th - 31st August, 2007)

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