Blog

Annotating a Hotel offering Rooms with the new schema.org version 3.1

With the version 3.1, schema.org brings a lot of new annotation power to hotels. Previously accommodation providers were able to annotate the core data of their business, like name, phone, address and more, but the newly released version 3.1 brings that to a new level and allows the annotation of rooms, features and services and even …

Annotating ski resorts, lifts and slopes with schema.org

Schema.org is awesome. It provides useful terms to annotate a great variety of entities on the web. Events, articles, products, people, hotels… for almost every item the modern webmaster wants to annotate, there’s a schema.org class for it. But since the initiative, driven by Bing, Google, Yahoo! and Yandex , is reatively young (2011), it’s pretty easy …

Bibtex Style for Rinton Press’ Journal of Mobile Multimedia (JMM)

Rinton Press requires a bibliography style for it’s “Journal of Mobile Multimedia” which is not compatible with any of the latex bibliography styles mentioned in [1]. In the JMM latex template available on the website [2], there is no .bst file and the bibliography is created by begin{thebibliography}… and then filled with bibitem. To be …

Talk, talk, talk

This section lists some of the talks, tutorials and workshops I gave, including references to the slides or, if available, the event’s website.

Scientific Tutorials

How to build large knowledge graphs efficiently (LKGT) – upcoming

Tutorial for the ISWC 2020 conference in Athens (moved to online) in November 2020. Half-day tutorial on how to build large Knowledge Graphs efficiently. More information on the tutorial website and upcoming.

Building a Knowledge Graph from schema.org annotations (KGS)

Tutorial for the KGC 2020 conference in New York (moved to online) in May 2020. Half-day tutorial on how to build a Knowledge Graph from schema.org annotations. More information on the tutorial website.

Cite as:
Elias Kärle, Umutcan Simsek, & Dieter Fensel. (2020, May). Building a Knowledge Graph from schema.org annotations. Zenodo. http://doi.org/10.5281/zenodo.3814496

Slides available: Building a Knowledge Graph from schema.org annotations

How to build a knowledge graph (KGT)

Tutorial for the SEMANTICS 2019 conference in Karlshruhe in September 2019. Half-day tutorial on how to build a Knowledge Graph. More information on the tutorial website.

Industrial Talks, Tutorials and Workshops

Publications

This section features selected books, journal- and conference papers and non-scientific publications I (co-)authored.

2020

Journal paper: Semantic Web Empowered E-Tourism
Kevin Angele, Dieter Fensel, Elwin Huaman, Elias Kärle, Oleksandra Panasiuk, Umutcan Simsek, Ioan Toma, Alexander Wahler, April 2020, Handbook of E-Tourism (Springer, pdf)
Cite as:
Angele, K., Fensel, D., Huaman, E., Kärle, E., Panasiuk, O., Şimşek, U., … & Wahler, A. (2020). Semantic Web Empowered E-Tourism. Handbook of e-Tourism, 1-46.

Book: Knowledge Graphs: Methodology, Tools and Selected Use Cases
Dieter Fensel, Umutcan Şimşek, Kevin Angele, Elwin Huaman, Elias Kärle, Oleksandra Panasiuk, Ioan Toma, Jürgen Umbrich, Alexander Wahler, March 2020, Springer Nature (Springer, Amazon)
Cite as:
Fensel, D., Şimşek, U., Angele, K., Huaman, E., Kärle, E., Panasiuk, O., … & Wahler, A. (2020). Knowledge Graphs. Springer International Publishing.

2019

Paper: A formal approach for customization of schema. org based on SHACL
Umutcan Şimşek, Kevin Angele, Elias Kärle, Oleksandra Panasiuk, Dieter Fensel, June 2019
Cite as:
Şimşek, U., Angele, K., Kärle, E., Panasiuk, O., & Fensel, D. (2019). A formal approach for customization of schema. org based on SHACL. arXiv preprint arXiv:1906.06492.

Paper: RocketRML-A NodeJS implementation of a use-case specific RML mapper
Umutcan Şimşek, Elias Kärle, Dieter Fensel, June 2019
Cite as:
Simsek, U., Kärle, E., & Fensel, D. (2019, June). RocketRML-A NodeJS Implementation of a Use Case Specific RML Mapper. In [email protected] ESWC (pp. 46-53).

2018

Paper: Building an ecosystem for the tyrolean tourism knowledge graph
E Kärle, U Şimşek, O Panasiuk, D Fensel, June 2018
Cite as:
Kärle, E., Şimşek, U., Panasiuk, O., & Fensel, D. (2018, June). Building an ecosystem for the tyrolean tourism knowledge graph. In International Conference on Web Engineering (pp. 260-267). Springer, Cham.

Paper: Machine readable web APIs with Schema. org action annotations
U Şimşek, E Kärle, D Fensel, January 2018
Cite as:

Şimşek, U., Kärle, E., & Fensel, D. (2018). Machine readable web APIs with Schema. org action annotations. Procedia Computer Science, 137, 255-261.

2017

Paper: semantify.it, a Platform for Creation, Publication and Distribution of Semantic Annotations
E Kärle, U Şimşek, D Fensel, November 2017
Cite as:
Kärle, E., Şimşek, U., & Fensel, D. (2017). semantify. it, a Platform for Creation, Publication and Distribution of Semantic Annotations. arXiv preprint arXiv:1706.10067.

Paper: Complete semantics to empower touristic service providers
Z Akbar, E Kärle, O Panasiuk, U Şimşek, I Toma, D Fensel, October 2017
Cite as:
Akbar, Z., Kärle, E., Panasiuk, O., Şimşek, U., Toma, I., & Fensel, D. (2017, October). Complete semantics to empower touristic service providers. In OTM Confederated International Conferences” On the Move to Meaningful Internet Systems” (pp. 353-370). Springer, Cham.

Paper: Domain specific semantic validation of schema. org annotations
U Şimşek, E Kärle, O Holzknecht, D Fensel, June 2017
Cite as:
Şimşek, U., Kärle, E., Holzknecht, O., & Fensel, D. (2017, June). Domain specific semantic validation of schema. org annotations. In International Andrei Ershov Memorial Conference on Perspectives of System Informatics (pp. 417-429). Springer, Cham.

Paper: Extending the Schema.org Vocabulary for More Expressive Accommodation Annotations
E Kärle, U Simsek, Z Akbar, M Hepp, D Fensel, February 2017
Cite as:
Kärle, E., Simsek, U., Akbar, Z., Hepp, M., & Fensel, D. (2017). Extending the schema. org vocabulary for more expressive accommodation annotations. In Information and Communication Technologies in Tourism 2017 (pp. 31-41). Springer, Cham.

2016

Journal paper: Multi-platform mobile service creation: increasing brand touch-points for hotel
E Kärle, A Fensel, April 2016
Cite as:
Kärle, E., & Fensel, A. (2015, December). Multi-platform mobile service creation: increasing brand touch-points for hotels. In Proceedings of the 13th International Conference on Advances in Mobile Computing and Multimedia (pp. 126-130).

Paper: Why are there more hotels in tyrol than in austria? analyzing schema. org usage in the hotel domain
E Kärle, A Fensel, I Toma, D Fensel, January 2016
Cite as:

Kärle, E., Fensel, A., Toma, I., & Fensel, D. (2016). Why are there more hotels in tyrol than in austria? analyzing schema. org usage in the hotel domain. In Information and Communication Technologies in Tourism 2016 (pp. 99-112). Springer, Cham.

Industrial publications and more

Der digital vernetzte Gast
Eric Horster, Elias Kärle, to apear 2020
Several articles for a information brochure for Deutsch en Zentrale für Tourismus:
link follows after publication

Open Data Germany
Eric Horster, Elias Kärle, November 2019
Several articles for the Open Data platform of Deutschen Zentrale für Tourismus:
https://open-data-germany.org/knowledge-graphen/

semantify.it – Webplattform für semantische Annotation
E Kärle, U Simsek, D Fensel, October 2017
Tourismus Wissen – quarterly 1 (10), 300-306

Schema.org im Tourismus
E Kärle, D Fensel, October 2016
Tourismus Wissen – quarterly 1 (6), 274-279

Projects

This section features selected industrial and scientific projects I was part of.

ODTA, 2020 – ongoing: Open Data Tourism Alliance, more information upcoming!

MindLab, 2019 – 2020: Industry/Research cooperation project: mindlab.ai

DACH-KG, 2018 – 2020: Industry/research cooperation working group to find and define a unique ontology based on schema.org for tourism.

Digital Tourism Experts, 2018 – 2020: Industry/research cooperation project for knowledge transfer in tourism: DTE

semantify.it, 2017 – ongoing: SaaS Knowledge Graph Management platform – semantify.it