Publications

Theses

• Hammar, K. (2017). Content Ontology Design Patterns: Qualities, Methods, and Tools [PhD thesis]. Linköping University.
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• Hammar, K. (2013). Towards an Ontology Design Pattern Quality Model [Licentiate Thesis]. Linköping University.
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Journal Articles

• Shimizu, C., Hammar, K., & Hitzler, P. (2023). Modular Ontology Modeling. Semantic Web, 14(3), 459–489.
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• Dórea, F. C., Vial, F., Hammar, K., Lindberg, A., Lambrix, P., Blomqvist, E., & W.Revie, C. (2019). Drivers for the development of an Animal Health Surveillance Ontology (AHSO). Preventive Veterinary Medicine, 166.
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• Alirezaie, M., Hammar, K., & Blomqvist, E. (2018). SmartEnv as a Network of Ontology Patterns. Semantic Web, 9(6).
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Book Chapters

• Hammar, K. (2016). Quality of Content Ontology Design Patterns. In P. Hitzler, A. Gangemi, K. Janowicz, A. Krisnadhi, & V. Presutti (Eds.), Ontology Engineering with Ontology Design Patterns: : Foundations and Applications (pp. 51–71). IOS Press.
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• Hammar, K., Blomqvist, E., Carral, D., Erp, M. V., Fokkens, A., Gangemi, A., Hage, W. R. V., Hitzler, P., Janowicz, K., Karima, N., Krisnadhi, A., Narock, T., Segers, R., Solanki, M., & Svatek, V. (2016). Collected Research Questions Concerning Ontology Design Patterns. In P. Hitzler, A. Gangemi, K. Janowicz, A. Krisnadhi, & V. Presutti (Eds.), Ontology Engineering with Ontology Design Patterns: : Foundations and Applications (pp. 189–198). IOS Press.
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• Blomqvist, E., Hammar, K., & Presutti, V. (2016). Engineering Ontologies with Patterns: The eXtreme Design Methodology. In P. Hitzler, A. Gangemi, K. Janowicz, A. Krisnadhi, & V. Presutti (Eds.), Ontology Engineering with Ontology Design Patterns: : Foundations and Applications (pp. 23–50). IOS Press.
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Conference Articles

• Löfström, H., Hammar, K., & Johansson, U. (2022). A Meta Survey of Quality Evaluation Criteria in Explanation Methods. In J. De Weerdt & A. Polyvyanyy (Eds.), Intelligent Information Systems (pp. 55–63). Springer International Publishing.
• Shaw, C., de Andrade Pereira, F., Hoare, C., Hammar, K., McNally, C., & O’Donnell, J. (2021). Digital Interoperability for the Facilities Management Domain: a Review of Semantic Web-based Approaches. Proceedings of the 38th International Conference of CIB W78, Luxembourg, 13-15 October, 956–965.
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• Hammar, K. (2021). Ontology Design Principles for Model-Driven Applications – How Not to Shoot Yourself in the Foot with OWL. In E. Blomqvist, T. Hahmann, K. Hammar, P. Hitzler, R. Hoekstra, R. Mutharaju, Poveda Marı́a, C. Shimizu, M. Skjaeveland, M. Solanki, V. Svátek, & L. Zhouc (Eds.), Advances in Pattern-Based Ontology Engineering. IOS Press.
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• Hammar, K. (2020). Linked Data Creation with ExcelRDF. In A. Harth, V. Presutti, R. Troncy, M. Acosta, A. Polleres, J. D. Fernández, J. X. Parreira, O. Hartig, K. Hose, & M. Cochez (Eds.), The Semantic Web: ESWC 2020 Satellite Events (pp. 104–109). Springer, Cham.
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• Shimizu, C., Hammar, K., & Hitzler, P. (2020). Modular Graphical Ontology Engineering Evaluated. In A. Harth, S. Kirrane, A.-C. Ngonga Ngomo, H. Paulheim, A. Rula, A. L. Gentile, P. Haase, & M. Cochez (Eds.), The Semantic Web (pp. 20–35). Springer International Publishing.
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• Hammar, K., Wallin, E. O., Karlberg, P., & Hälleberg, D. (2019). The RealEstateCore Ontology. In C. Ghidini, O. Hartig, M. Maleshkova, V. Svátek, I. Cruz, A. Hogan, J. Song, M. Lefrançois, & F. Gandon (Eds.), The Semantic Web – ISWC 2019 (pp. 130–145). Springer International Publishing.
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• Shimizu, C., & Hammar, K. (2019). CoModIDE – The Comprehensive Modular Ontology Engineering IDE. In M. C. Suárez-Figueroa, G. Cheng, A. L. Gentile, C. Guéret, M. Keet, & A. Bernstein (Eds.), Proceedings of the ISWC 2019 Satellite Tracks (Posters & Demonstrations, Industry, and Outrageous Ideas) co-located with 18th International Semantic Web Conference (ISWC 2019) (Number 2456, pp. 249–252).
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• Alirezaie, M., Hammar, K., Blomqvist, E., Nyström, M., & Ivanova, V. (2018). SmartEnv Ontology in E-care@home. In M. Lefrançois, R. G. Castro, A. Gyrard, & K. Taylor (Eds.), Proceedings of the 9th International Semantic Sensor Networks Workshop (Number 2213, pp. 72–79).
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• Karima, N., Hammar, K., & Hitzler, P. (2017). How to Document Ontology Design Patterns. In K. Hammar, P. Hitzler, A. Krisnadhi, A. Ławrynowicz, A. G. Nuzzolese, & M. Solanki (Eds.), Advances in Ontology Design and Patterns (Number 32). IOS Press.
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• Hammar, K., & Presutti, V. (2017). Template-Based Content ODP Instantiation. In K. Hammar, P. Hitzler, A. Krisnadhi, A. Ławrynowicz, A. G. Nuzzolese, & M. Solanki (Eds.), Advances in Ontology Design and Patterns (Number 32). IOS Press.
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• Hammar, K. (2015). Ontology Design Patterns in WebProtégé. In S. Villata, J. Z. Pan, & M. Dragoni (Eds.), Proceedings of the ISWC 2015 Posters & Demonstrations Track (Number 1486).
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• Hammar, K. (2014). Ontology Design Patterns: Adoption Challenges and Solutions. In K. Hammar, Garcı́a-Crespo Angel, Berbı́s Juan Miguel Gómez, M. Radzimski, J. L. S. Cervantes, S. Coppens, Magnus, M. Knuth, M. Neumann, D. Ritze, & M. V. Sande (Eds.), Joint Proceedings of the Second International Workshop on Semantic Web Enterprise Adoption and Best Practice and Second International Workshop on Finance and Economics on the Semantic Web (Number 1240, pp. 23–32).
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• Hammar, K. (2014). Ontology Design Patterns: Improving Findability and Composition. In V. Presutti, E. Blomqvist, R. Troncy, H. Sack, I. Papadakis, & A. Tordai (Eds.), The Semantic Web: ESWC 2014 Satellite Events: ESWC 2014 Satellite Events, Anissaras, Crete, Greece, May 25-29, 2014, Revised Selected Papers (Number 8798, pp. 3–13). Springer International Publishing.
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• Hammar, K. (2014). Ontology Design Pattern Property Specialisation Strategies. In K. Janowicz, S. Schlobach, P. Lambrix, & E. Hyvönen (Eds.), Knowledge Engineering and Knowledge Management: 19th International Conference, EKAW 2014, Linköping, Sweden, November 24-28, 2014. Proceedings (Number 8876, pp. 165–180). Springer International Publishing.
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• Hammar, K. (2013). Reasoning Performance Indicators for Ontology Design Patterns. In A. Gangemi, M. Gruninger, K. Hammar, L. Lefort, V. Presutti, & A. Scherp (Eds.), Proceedings of the 4th Workshop on Ontology and Semantic Web Patterns (Number 1188, pp. 27–38).
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• Hammar, K. (2012). Ontology Design Patterns in Use: Lessons Learnt from an Ontology Engineering Case. In E. Blomqvist, A. Gangemi, K. Hammar, & M. C. Suárez-Figueroa (Eds.), Proceedings of the 3rd Workshop on Ontology Patterns (Number 929, pp. 13–24).
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• Hammar, K. (2012). Modular Semantic CEP for Threat Detection. In L. Villa-Vargas, L. Sheremetov, & H.-D. Haasis (Eds.), Operations Research and Data Mining (ORADM) 2012 Workshop Proceedings.
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• Hammar, K. (2011). The State of Ontology Pattern Research. In L. Niedrite, R. Strazdina, & B. Wangler (Eds.), Perspectives in Business Informatics Research: Associated Workshops and Doctoral Consortium (pp. 29–37). Riga Technical University.
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• Hammar, K. (2011). DC Proposal: Towards an ODP Quality Model. In L. Aroyo, C. Welty, H. Alani, J. Taylor, A. Bernstein, L. Kagal, N. Noy, & E. Blomqvist (Eds.), The Semantic Web – ISWC 2011 : 10th International Semantic Web Conference, Bonn, Germany, October 23-27, 2011, Proceedings, Part II (Number 7032, pp. 277–284). Springer Verlag.
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• Hammar, K., Lin, F., & Tarasov, V. (2010). Information Reuse and Interoperability with Ontology Patterns and Linked Data: First Experiences from the ExpertFinder Project. In W. Abramowicz, R. Tolksdorf, & K. Wecel (Eds.), Business information system workshops: BIS 2010 International Workshops Berlin, Germany, May 3-5, 2010 (Number 57, pp. 168–179). Springer.
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• Hammar, K., & Sandkuhl, K. (2010). The State of Ontology Pattern Research: A Systematic Review of ISWC, ESWC and ASWC 2005-2009. In E. Blomqvist, V. K. Chaudhri, O. Corcho, V. Presutti, & K. Sandkuhl (Eds.), Proceedings of the 2nd International Workshop on Ontology Patterns – WOP2010 (Number 671, pp. 5–18).
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Edited Proceedings

• Blomqvist, E., Hahmann, T., Hammar, K., Hitzler, P., Hoekstra, R., Mutharaju, R., Poveda Marı́a, Shimizu, C., Skjaeveland, M., Solanki, M., Svátek, V., & Zhouc, L. (Eds.). (2021). Advances in Pattern-Based Ontology Engineering (Number 51). IOS Press.
• Hammar, K., Shimizu, C., McGinty, H. K., Asprino, L., & Carriero, V. A. (Eds.). (2021). WOP 2021: Workshop on Ontology Design and Patterns 2021 (Vol. 3011). CEUR Workshop Proceedings.
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• Hammar, K., Kutz, O., Dimou, A., Hahmann, T., Hoehndorf, R., Masolo, C., & Vita, R. (Eds.). (2020). JOWO 2020: The Joint Ontology Workshops – Proceedings of the Joint Ontology Workshops co-located with the Bolzano Summer of Knowledge (BOSK 2020) (Vol. 2708). CEUR Workshop Proceedings. http://ceur-ws.org/Vol-2708/
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• Janowicz, K., Krisnadhi, A. A., Villalón Marı́a Poveda, Hammar, K., & Shimizu, C. (Eds.). (2019). WOP 2019: Workshop on Ontology Design and Patterns 2019 (Vol. 2459). CEUR Workshop Proceedings.
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• Hitzler, P., Fernández, M., Janowicz, K., Zaveri, A., Gray, A. J. G., Lopez, V., Haller, A., & Hammar, K. (Eds.). (2019). The Semantic Web – 16th International Conference, ESWC 2019 (Number 11503). Springer Nature Switzerland.
• Hitzler, P., Kirrane, S., Hartig, O., de Boer, V., Vidal, M.-E., Maleshkova, M., Schlobach, S., Hammar, K., Lasierra, N., Stadtmüller, S., Hose, K., & Verborgh, R. (Eds.). (2019). The Semantic Web: ESWC 2019 Satellite Events (Number 11762). Springer Nature Switzerland.
• Skjæveland, M. G., Hu, Y., Hammar, K., Svátek, V., & Ławrynowicz, A. (Eds.). (2018). WOP 2018: Workshop on Ontology Design and Patterns (Vol. 2195). CEUR Workshop Proceedings.
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• Hammar, K., Hitzler, P., Krisnadhi, A., Ławrynowicz, A., Nuzzolese, A. G., & Solanki, M. (Eds.). (2017). Advances in Ontology Design and Patterns (Number 32). IOS Press.
• Gangemi, A., Gruninger, M., Hammar, K., Lefort, L., Presutti, V., & Scherp, A. (Eds.). (2014). WOP 2013: Workshop on Ontology and Semantic Web Patterns (Vol. 1188). CEUR Workshop Proceedings.
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• Hammar, K., Garcı́a-Crespo Angel, Berbı́s Juan Miguel Gómez, Radzimski, M., Cervantes, J. L. S., Coppens, S., Magnus, Knuth, Neumann, M., Ritze, D., & Sande, M. V. (Eds.). (2014). WaSABi-FEOSW 2014: Joint Proceedings of WaSABi 2014 and FEOSW 2014 (Vol. 1240). CEUR Workshop Proceedings.
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• Coppens, S., Hammar, K., Knuth, M., Neumann, M., Ritze, D., Sack, H., & Sande, M. V. (Eds.). (2013). WaSABi 2013: Semantic Web Enterprise Adoption and Best Practice (Vol. 1106). CEUR Workshop Proceedings.
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• Blomqvist, E., Gangemi, A., Hammar, K., & Suárez-Figueroa, M. C. (Eds.). (2012). WOP 2012: Workshop on Ontology Patterns (Vol. 929). CEUR Workshop Proceedings.
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