Filters








608 Hits in 3.6 sec

Linkage Quality Analysis of GeoNames in the Semantic Web

Dirk Ahlers
2017 Proceedings of the 11th Workshop on Geographic Information Retrieval - GIR'17  
We examine the GeoNames gazetteer as a hub of Linked Geospatial Data.  ...  We examine different traversal scenarios originating with GeoNames and present findings related to link availability and distribution along language and geospatial dimensions and discuss the role of cross-lingual  ...  We explore quality issues for traversing outlinks from GeoNames by Linking GeoNames to Wikipedia, Linking GeoNames to DBpedia, and Linking GeoNames to other resources.  ... 
doi:10.1145/3155902.3155904 dblp:conf/gir/Ahlers17 fatcat:fsug3tbet5dnrj4xd25epocwsq

A Survey of Volunteered Open Geo-Knowledge Bases in the Semantic Web [chapter]

Andrea Ballatore, David C. Wilson, Michela Bertolotto
2013 Intelligent Systems Reference Library  
Numerous efforts in the Semantic Geospatial Web, Volunteered Geographic Information (VGI), and the Linking Open Data initiative have converged in a constellation of open knowledge bases, freely available  ...  Particular attention is devoted to the crucial issue of the quality of geo-knowledge bases, as well as of crowdsourced data.  ...  WordNet W3C, GeoNames, LinkedGeoData), it is considered the central hub of Linked Data.  ... 
doi:10.1007/978-3-642-37688-7_5 fatcat:i72rmxk36fbnrmnrdpkmccrbfu

A Proposal for a Two-Way Journey on Validating Locations in Unstructured and Structured Data

Ilkcan Keles, Omar Qawasmeh, Tabea Tietz, Ludovica Marinucci, Roberto Reda, Marieke Van Erp, Michael Wagner
2019 International Conference on Language, Data, and Knowledge  
In this position paper, we argue that using linked data to validate the output of an NLP system, and using textual data to validate Linked Open Data (LOD) cloud statements is a promising research avenue  ...  The Web of Data has grown explosively over the past few years, and as with any dataset, there are bound to be invalid statements in the data, as well as gaps.  ...  structured open data sets on geographic locations.  ... 
doi:10.4230/oasics.ldk.2019.13 dblp:conf/ldk/KelesQTMRE19 fatcat:i5yz2x5ih5dmpbjrfqnyyn4xze

A Web GIS-Based Integration of 3D Digital Models with Linked Open Data for Cultural Heritage Exploration

Ikrom Nishanbaev, Erik Champion, David A. McMeekin
2021 ISPRS International Journal of Geo-Information  
cultural heritage models with linked open data from DBpedia and GeoNames platforms using web-GIS technologies.  ...  Thus, the users of the architecture can easily interact with the digital map, visualise 3D digital cultural heritage models, and explore linked open data from GeoNames and DBpedia platforms, which offer  ...  Acknowledgments: We would like to thank Digital and Technology Solutions at Curtin university for providing access to Amazon Web Services cloud computing services.  ... 
doi:10.3390/ijgi10100684 fatcat:lmga25mw6raelbpt2t4citp6xm

Towards a toolbox to map historical text collections

Adrien Barbaresi
2017 Proceedings of the 11th Workshop on Geographic Information Retrieval - GIR'17  
This article presents an effort to integrate spatial and textual data processing tools into a modular software package which features preprocessing, geocoding, disambiguation and visualization.  ...  Import filters for the generic gazetteer Geonames and structured data from Wikipedia and Wikidata are available with facilitated download and data cleaning.  ...  The sentence to be analyzed is from the late 19th century and features a series of proper nouns. 3 Geonames is known to be prone to coverage and data quality issues [1] .  ... 
doi:10.1145/3155902.3155905 dblp:conf/gir/Barbaresi17 fatcat:fqid45ilonfylanjid26koj4ua

Laying the Foundation for Community-Driven, Open Cultural Gazetteers

Randa El Khatib
2019 KULA knowledge creation dissemination and preservation studies  
However, a majority of spatial gazetteers provide place names and geographical coordinates but lack contextualizing information that give meaning to a place, making them insufficient resources for humanities  ...  In this article, I explore contemporary approaches to data collection and models for cultural gazetteers set forth by early modern chorographical traditions to lay the foundation for building community-driven  ...  Wikipedia is linked to GeoHack, a gazetteer that provides geographical data in multiple formats and includes corresponding maps.  ... 
doi:10.5334/kula.53 fatcat:yu6yqetfhff2hpsqsw2vwboxfy

Linked data on the web (LDOW2008)

Christian Bizer, Tom Heath, Kingsley Idehen, Tim Berners-Lee
2008 Proceeding of the 17th international conference on World Wide Web - WWW '08  
The Linked Data on the Web (LDOW2008) workshop brings together researchers and practitioners working on all aspects of Linked Data.  ...  to the principles of Linked Data.  ...  The program of papers to be presented at the workshop demonstrates ongoing innovation not just in populating the Web of data, but in developing applications that exploit this ecosystem for end users, and  ... 
doi:10.1145/1367497.1367760 dblp:conf/www/BizerHIB08 fatcat:hqbsiyjhwnd55f6iyqljpjfzga

What's missing in geographical parsing?

Milan Gritta, Mohammad Taher Pilehvar, Nut Limsopatham, Nigel Collier
2017 Language Resources and Evaluation  
We also publish an automatically geotagged Wikipedia corpus to alleviate the dearth of (open source) corpora in this domain.  ...  Geographical data can be obtained by converting place names from free-format text into geographical coordinates.  ...  In terms of data integrity, we rely on GeoNames and Wikipedia for the correctness of the coordinates, titles, URLs, feature and country codes. All include only whole location words i.e.  ... 
doi:10.1007/s10579-017-9385-8 pmid:31258456 pmcid:PMC6560650 fatcat:ikvd6b5lgrhpjkvdjfrtbil7ya

Contextual Ontology Alignment of LOD with an Upper Ontology: A Case Study with Proton [chapter]

Prateek Jain, Peter Z. Yeh, Kunal Verma, Reymonrod G. Vasquez, Mariana Damova, Pascal Hitzler, Amit P. Sheth
2011 Lecture Notes in Computer Science  
The Linked Open Data (LOD) is a major milestone towards realizing the Semantic Web vision, and can enable applications such as robust Question Answering (QA) systems that can answer queries requiring multiple  ...  To address this limitation, we present a solution for automatically finding schema-level links between two LOD ontologies -in the sense of ontology alignment.  ...  This work is also funded from NSF Award:IIS-0842129, titled "III-SGER: Spatio-Temporal-Thematic Queries of Semantic Web Data: a Study of Expressivity and Efficiency".  ... 
doi:10.1007/978-3-642-21034-1_6 fatcat:pdr2t3qmvfdpbfuoc5y5etoj4a

YAGO2: A spatially and temporally enhanced knowledge base from Wikipedia

Johannes Hoffart, Fabian M. Suchanek, Klaus Berberich, Gerhard Weikum
2013 Artificial Intelligence  
YAGO2 is built automatically from Wikipedia, GeoNames, and WordNet. It contains 80 million facts about 9.8 million entities. Human evaluation confirmed an accuracy of 95% of the facts in YAGO2.  ...  We present YAGO2, an extension of the YAGO knowledge base, in which entities, facts, and events are anchored in both time and space.  ...  Erdal Kuzey for his work on named events and time facts in Wikipedia.  ... 
doi:10.1016/j.artint.2012.06.001 fatcat:qkjhd5gehjbr5dfmj7gsi7twre

Populating a multilingual ontology of proper names from open sources

Agata Savary, Leszek Manicki, Małgorzata Baron
2013 Journal of Language Modelling  
Data selection Wikipedia and GeoNames were used as the main sources of new entries for Prolexbase enrichment.  ...  the same as for Wikipedia and GeoNames.  ... 
doi:10.15398/jlm.v1i2.63 fatcat:i4b6hdd2x5ftdcqkpsok52ntom

Linked sensor data

Harshal Patni, Cory Henson, Amit Sheth
2010 2010 International Symposium on Collaborative Technologies and Systems  
In this paper, we present a framework to make this sensor data openly accessible by publishing it on the Linked Open Data (LOD) Cloud.  ...  With such a framework, organizations can make large amounts of sensor data openly accessible, thus allowing greater opportunity for utilization and analysis.  ...  ACKNOWLEDGEMENT This research was supported in part by The Dayton Area Graduate Studies Institute (DAGSI), AFRL/DAGSI Research Topic SN08-8: "Architectures for Secure Semantic Sensor Networks for Multi-Layered  ... 
doi:10.1109/cts.2010.5478492 dblp:conf/cts/PatniHS10 fatcat:h52r6rq3rbhxfd7tacrem5uuqa

Moon Landing or Safari? A Study of Systematic Errors and Their Causes in Geographic Linked Data [chapter]

Krzysztof Janowicz, Yingjie Hu, Grant McKenzie, Song Gao, Blake Regalia, Gengchen Mai, Rui Zhu, Benjamin Adams, Kerry Taylor
2016 Lecture Notes in Computer Science  
The triplification of domain data into Linked Data has not only given rise to a leading role of places and positioning information for the dense interlinkage of data about actors, objects, and events,  ...  While the adoption of Linked Data technologies has grown dramatically over the past few years, it has not come without its own set of growing challenges.  ...  We argue that the lead issue is the lack of best practice for publishing (geo)-data on the Web of Linked Data.  ... 
doi:10.1007/978-3-319-45738-3_18 fatcat:klu3k5sh4bbixgowocchnqxecq

Using Open Geographic Data to Generate Natural Language Descriptions for Hydrological Sensor Networks

Martin Molina, Javier Sanchez-Soriano, Oscar Corcho
2015 Sensors  
Providing descriptions of isolated sensors and sensor networks in natural language, understandable by the general public, is useful to help users find relevant sensors and analyze sensor data.  ...  In this paper, we discuss the feasibility of using geographic knowledge from public databases available on the Web (such as OpenStreetMap, Geonames, or DBpedia) to automatically construct such descriptions  ...  Acknowledgments This work was possible thanks to the support of the Ministry of Environment of Spain (Dirección General del Agua, Ministerio de Medio Ambiente, Medio Rural y Marino). The work was also  ... 
doi:10.3390/s150716009 pmid:26151211 pmcid:PMC4541865 fatcat:bvb2pmsgqrbe7c6fdov5tbj6va

Exploring the Geospatial Semantic Web with DBpedia Mobile

Christian Becker, Christian Bizer
2009 Journal of Web Semantics  
The Geospatial Semantic Web makes locations first-class citizens of the Web by representing them as original Web resources.  ...  The Linking Open Data Project A practical testbed for geospatial integration using Semantic Web technologies is the W3C Linking Open Data community project 9 .  ...  Maps 2 , and The term Linked Data [4, 8, 11] refers to a set of best practices for publishing structured data on the Web and for setting data-level links between data items published by different sources  ... 
doi:10.1016/j.websem.2009.09.004 fatcat:hgpmuzffxzfivphsfgxv6es5nm
« Previous Showing results 1 — 15 out of 608 results