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Št. zadetkov: 7
Integrating Linked Data and Services with Linked Data Services
Jens Lehmann , Sebastian Speiser
Video in druga učna gradiva
Oznake: computer science;web mining;link analysis
A sizable amount of data on the Web is currently available via Web APIs that expose data in formats such as JSON or XML. Combining data from different APIs and data sources requires glue code which is typically not shared and hence not reused. We propose Linked Data Services (LIDS), a general, forma ...
Leto: 2011 Vir: videolectures.net
Linked Data Metrics for Flexible Expert Search on the open Web
Jens Lehmann , Milan Stankovic
Video in druga učna gradiva
Oznake: computer science;web mining;link analysis
As more and more user traces become available as Linked Data Web, using those traces for expert finding becomes an interesting challenge, especially for the open innovation platforms. The existing expert search approaches are mostly limited to one corpus and one particular type of trace – sometimes ...
Leto: 2011 Vir: videolectures.net
A Multilingual semantic wiki based on Attempto Controlled English and Grammatical Framework
Jens Lehmann , Kaarel Kaljurand
Video in druga učna gradiva
Oznake: computer science;semantic web;big data
We describe a semantic wiki system with an underlying controlled natural language grammar implemented in Grammatical Framework (GF). The grammar restricts the wiki content to a well-defined subset of Attempto Controlled English (ACE), and facilitates a precise bidirectional automatic translation bet ...
Leto: 2013 Vir: videolectures.net
Semantic Multimedia Information Retrieval Based on Contextual Descriptions
Jens Lehmann , Nadine Steinmetz
Video in druga učna gradiva
Oznake: computer science;big data;semantic web
Semantic analysis and annotation of textual information with appropriate semantic entities is an essential task to enable content based search on the annotated data. For video resources textual information is rare at first sight. But in recent years the development of technologies for automatic extr ...
Leto: 2013 Vir: videolectures.net
DBpedia - A Linked Data Hub and Data Source for Web Applications and Enterprises
Georgi Kobilarov , Sören Auer , Jens Lehmann
Video in druga učna gradiva
Oznake: computer science;data mining;web mining
The DBpedia project provides Linked Data identifiers for currently 2.6 million things and serves a large knowledge base of structured information. DBpedia developed into the central interlinking hub for the Linking Open Data project, its URIs are used within named entity recognition services such as ...
Leto: 2009 Vir: videolectures.net
E-Government Core Vocabularies and federation of national semantic assets repositories: the European Commission approach.
Stijn Goedertier , Jim Hendler , Jens Lehmann , Nikos Loutas , Vassilios Peristeras
Video in druga učna gradiva
Oznake: computer science;semantic web
Leto: 2011 Vir: videolectures.net
Triplify - Light-weight Linked Data Publication from Relational Databases
Sören Auer , Sebastian Dietzold , Jens Lehmann , Sebastian Hellmann , David Aumueller
Video in druga učna gradiva
Oznake: computer science;databases;semantic web;rdf - resource description framework;web search
We present Triplify - a simplistic but effective approach to publish linked data from relational databases. Triplify is based on mapping HTTP-URI requests onto relational database queries. Triplify transforms the resulting relations into RDF statements and publishes the data on the Web in various RD ...
Leto: 2009 Vir: videolectures.net
Št. zadetkov: 7
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