Search: in, OA in the Life Sciences

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How do computed ontology mappings evolve? - A case study for life science ontologies

... to support data integration and analysis tasks. Changes in the ontologies also require the adaptation of ontology mappings. So far the ... attention albeit ontologies change continuously especially in the life sciences. We therefore analyze how mappings between popular life ...

Publication - hartung - 01/23/2018 - 14:25 - 0 comments - 0 attachments

Towards a Multi-level Approach for the Maintenance of Semantic Annotations

... them (eg, search engines and decision support systems) in order to assure an acceptable level of performance. Despite the recent advances in ontology evolution systems, the maintenance of semantic annotations remains an open problem. In this paper, we introduce, based on previous experiments, the main ...

Publication - cat - 01/21/2018 - 12:16 - 0 comments - 0 attachments

On Matching Large Life Science Ontologies in Parallel

... Data Integration in the Life Sciences (DILS) URL:  ... for parallel matching on multiple compute nodes. In particular, we consider inter-matcher and intra-matcher parallelism as well ...

Publication - hartung - 07/26/2016 - 16:40 - 0 comments - 0 attachments

Linking the Gene Ontology to other biomedical ontologies

... n/a The entities described in the Gene Ontology, (i.e., molecular functions, cellular components and biological processes), often make reference (in their names) to other entities, either from GO or from other ontologies, ...

Publication - hartung - 04/17/2013 - 12:05 - 0 comments - 0 attachments

Alignment of biomedical ontologies using life science literature

... Workshop on Knowledge Discovery in Life Science Literature URL:  ... 483.55 KB In recent years many biomedical ontologies have been developed and many of ... able to use multiple ontologies they have to be aligned. In this paper we propose strategies for aligning ontologies based on life ...

Publication - cat - 04/17/2013 - 11:49 - 0 comments - 1 attachment

Challenges in precisely aligning models of human anatomy using generic schema matching

... solutions for them. (Journal, no paper type, OA in the Life Sciences) ...

Publication - hartung - 04/17/2013 - 03:16 - 0 comments - 1 attachment

GOMMA: A Component-based Infrastructure for managing and analyzing Life Science Ontologies and their Evolution

... describe entities of domains, such as genes and proteins in life sciences. Their increasing size and the high frequency of updates resulting in a large set of ontology versions necessitates efficient management and ... (Compose, Diff, Journal, Mapping evolution, OA in the Life Sciences, Ontology evolution, Research paper, Versioning) ...

Publication - hartung - 04/16/2013 - 23:05 - 0 comments - 0 attachments

E ffective Mapping Composition for Biomedical Ontologies

... Semantic Interoperability in Medical Informatics @ ESWC 2012 ... promising for highly interconnected ontologies such as in the life science domain. There may be many ontologies that can be used for ...

Publication - hartung - 04/16/2013 - 22:49 - 0 comments - 1 attachment

XML-based approaches for the integration of heterogeneous bio-molecular data

... 10 - 49 In this paper we survey the most interesting and novel approaches for the ... biological data represented through XML. (OA in the Life Sciences) ...

Publication - cat - 04/16/2013 - 10:16 - 0 comments - 0 attachments

Methods in biomedical ontology

... Research on ontologies is becoming widespread in the biomedical informatics community. At the same time, it has become ... ontologies have proven more difficult than many workers in the field initially expected. Discovering general, feasible methods has thus ...

Publication - hartung - 04/16/2013 - 09:16 - 0 comments - 0 attachments

Mapping the Gene Ontology into the Unified Medical Language System

... been developed for the purpose of annotating gene products in genome databases, and the UMLS has been developed as a framework for ... sources. The mapping of GO to UMLS highlighted issues in both terminology systems. After some initial explorations and discussions ...

Publication - hartung - 04/16/2013 - 09:05 - 0 comments - 0 attachments

Oasis: A Mapping and Integration Framework for Biomedical Ontologies

... multiple ontologies. Because the entities described in the ontology often overlap with other entities in other ontologies, a mapping between two corresponding terms is required and ... and access biomedical ontologies. (no paper type, OA in the Life Sciences, Workshop) ...

Publication - cat - 04/16/2013 - 09:05 - 0 comments - 0 attachments

Aligning representations of anatomy using lexical and structural methods

... inference is discussed. (Conference, no paper type, OA in the Life Sciences) ...

Publication - hartung - 04/16/2013 - 08:05 - 0 comments - 0 attachments

Mapping Composition for Matching Large Life Science Ontologies

... need to interrelate different life science ontologies in order to facilitate data integration or semantic data analysis. Ontology ... linguistic and structural similarity of their concepts. In this paper we investigate an indirect computation of ontology mappings that ...

Publication - hartung - 04/16/2013 - 02:05 - 0 comments - 0 attachments

An evolution-based approach for assessing ontology mappings - A case study in the life sciences

... Proc. of 13. GI-Fachtagung für Datenbanksysteme in Business, Technologie und Web (BTW) ... and more robust ontology mappings. The approach is generic in that it can be applied independently from the utilized match technique. We ...

Publication - hartung - 04/16/2013 - 00:16 - 0 comments - 1 attachment

Estimating the Quality of Ontology-Based Annotations by Considering Evolutionary Changes

... 6th Intl. Workshop on Data Integration in the Life Sciences (DILS) URL:  ... object properties. Such annotation mappings are utilized in different applications and analysis studies whose results strongly depend on ...

Publication - hartung - 04/15/2013 - 23:38 - 0 comments - 0 attachments

Using annotations from controlled vocabularies to find meaningful associations

... the rich Web of interconnected and annotated objects in multiple repositories, and to identify meaningful associations. Consider a physical link between objects in two repositories, where each of the objects is annotated with controlled ...

Publication - hartung - 04/15/2013 - 23:05 - 0 comments - 0 attachments

Creating Mappings For Ontologies in Biomedicine: Simple Methods Work

... 211.45 KB Creating mappings between concepts in different ontologies is a critical step in facilitating data integration. In recent years, researchers have developed ...

Publication - cat - 04/15/2013 - 22:38 - 0 comments - 1 attachment

What Four Million Mappings Can Tell You About Two Hundred Ontologies

... ontologies. We analyzed ontologies and terminologies in BioPortal and the Unified Medical Language System (UMLS), creating more than 4 million mappings between concepts in these ontologies and terminologies based on the lexical similarity of ...

Publication - cat - 04/15/2013 - 22:05 - 0 comments - 1 attachment

An Evaluation of Hybrid Methods for Matching Biomedical Terminologies: Mapping the Gene Ontology to the UMLS

... Cantor, MN; Sarkar, IN; Gelman, R; F Hartel, O .. Author:  ... MN Sarkar, IN Gelman, R ...

Publication - cat - 04/15/2013 - 21:49 - 0 comments - 0 attachments

Collecting community-based mappings in an ontology repository

... collect ontologies automatically by crawling the Web; in other repositories, users submit ontologies themselves. In addition to providing search across multiple ontologies, the added value of ...

Publication - cat - 04/15/2013 - 21:38 - 0 comments - 0 attachments

Alignment of the UMLS semantic network with BioTop: methodology and assessment

... the categorization of terms from terminological resources in biomedicine. BioTop has recently been developed as an upper-level ontology for the biomedical domain. In contrast to the SN, it is founded upon strict ontological principles, using ...

Publication - cat - 04/15/2013 - 21:27 - 0 comments - 0 attachments

Using the UMLS Semantic Network to Validate NCI Thesaurus Structure and Analyze its Alignment with the OBO Relations Ontology

... NCI Thesaurus entries reference corresponding nodes in the UMLS Semantic Network (SN). Adapting a process previously used to refine relationship definitions in the UMLS Metathesaurus, we used these Thesaurus-to-Network references to ...

Publication - cat - 04/15/2013 - 20:49 - 0 comments - 0 attachments

Semantic similarity in biomedical ontologies

... 100 - 499 In recent years, ontologies have become a mainstream topic in biomedical research. When biological entities are described using a common ...

Publication - cat - 04/15/2013 - 20:38 - 0 comments - 0 attachments