Torsten Hahmann

Publication Activity (10 Years)

Years Active: 2008-2023
Publications (10 Years): 24

Top Topics

Qualitative Spatial

Graph Representations

Scientific Publications

Extended Abstract

Top Venues

Publications

Sanonda Datta Gupta, Torsten Hahmann
OPPO: An Ontology for Describing Fine-Grained Data Practices in Privacy Policies of Online Social Networks. JOWO (2023)
Valeria Fionda, Olaf Hartig, Reyhaneh Abdolazimi, Sihem Amer-Yahia, Hongzhi Chen, Xiao Chen, Peng Cui, Jeffrey Dalton, Xin Luna Dong, Lisette Espín-Noboa, Wenqi Fan, Manuela Fritz, Quan Gan, Jingtong Gao, Xiaojie Guo, Torsten Hahmann, Jiawei Han, Soyeon Caren Han, Estevam Hruschka, Liang Hu, Jiaxin Huang, Utkarshani Jaimini, Olivier Jeunen, Yushan Jiang, Fariba Karimi, George Karypis, Krishnaram Kenthapadi, Himabindu Lakkaraju, Hady W. Lauw, Thai Le, Trung-Hoang Le, Dongwon Lee, Geon Lee, Liat Levontin, Cheng-Te Li, Haoyang Li, Ying Li, Jay Chiehen Liao, Qidong Liu, Usha Lokala, Ben London, Siqu Long, Hande Küçük-McGinty, Yu Meng, Seungwhan Moon, Usman Naseem, Pradeep Natarajan, Behrooz Omidvar-Tehrani, Zijie Pan, Devesh Parekh, Jian Pei, Tiago Peixoto, Steven Pemberton, Josiah Poon, Filip Radlinski, Federico Rossetto, Kaushik Roy, Aghiles Salah, Mehrnoosh Sameki, Amit P. Sheth, Cogan Shimizu, Kijung Shin, Dongjin Song, Julia Stoyanovich, Dacheng Tao, Johanne Trippas, Quoc Truong, Yu-Che Tsai, Adaku Uchendu, Bram van den Akker, Lin Wang, Minjie Wang, Shoujin Wang, Xin Wang, Ingmar Weber, Henry Weld, Lingfei Wu, Da Xu, Yifan Ethan Xu, Shuyuan Xu, Bo Yang, Ke Yang, Elad Yom-Tov, Jaemin Yoo, Zhou Yu, Reza Zafarani, Hamed Zamani, Meike Zehlike, Qi Zhang, Xikun Zhang, Yongfeng Zhang, Yu Zhang, Zheng Zhang, Liang Zhao, Xiangyu Zhao, Wenwu Zhu
Tutorials at The Web Conference 2023. WWW (Companion Volume) (2023)
Kingsley Wiafe-Kwakye, Torsten Hahmann, Kate Beard
Development of an Ontology-Based Approach to Spatio-Temporal Data Analysis for Forest-Environment Interactions (extended abstract). JOWO (2023)
Sanonda Datta Gupta, Torsten Hahmann
OPPO: An Ontology for Describing Fine-Grained Data Practices in Privacy Policies of Online Social Networks. CoRR (2023)
Umayer Reza, Torsten Hahmann
Populating and Refining an Ontology of Cellulose Materials with Terms from Scientific Publications (extended abstract). JOWO (2023)
Kingsley Wiafe-Kwakye, Torsten Hahmann, Kate Beard
An Ontology Design Pattern for Spatial and Temporal Aggregate Data (STAD). WOP@ISWC (2022)
Shirly Stephen, Wenwen Li, Torsten Hahmann
Geo-Situation for Modeling Causality of Geo-Events in Knowledge Graphs. CoRR (2022)
Torsten Hahmann, Robert W. Powell II
Automatically Extracting OWL Versions of FOL Ontologies. ISWC (2021)
Bahar Aameri, Carmen Chui, Michael Grüninger, Torsten Hahmann, Yi Ru
The FOUnt ontologies for quantities, units, and the physical world. Appl. Ontology 15 (3) (2020)
Torsten Hahmann
CODI: A multidimensional theory of mereotopology with closure operations. Appl. Ontology 15 (3) (2020)
Shirly Stephen, Torsten Hahmann
Model-Finding for Externally Verifying FOL Ontologies: A Study of Spatial Ontologies. FOIS (2020)
Amin Rabinia, Sepideh Ghanavati, Llio Humphreys, Torsten Hahmann
A Methodology for Implementing the Formal Legal-GRL Framework: A Research Preview. REFSQ (2020)
Tim Cole, Torsten Hahmann
Geographies of the Holocaust: Experiments in GIS, QSR, and Graph Representations. Int. J. Humanit. Arts Comput. 13 (1-2) (2019)
Shirly Stephen, Torsten Hahmann
Formal Qualitative Spatial Augmentation of the Simple Feature Access Model. COSIT (2019)
Boyan Brodaric, Torsten Hahmann, Michael Gruninger
Water features and their parts. Appl. Ontology 14 (1) (2019)
Shirly Stephen, Torsten Hahmann
Identifying Bottlenecks in Practical SAT-Based Model Finding for First-Order Logic Ontologies with Datasets. AAAI (2019)
Torsten Hahmann, Shirly Stephen
Using a hydro-reference ontology to provide improved computer-interpretable semantics for the groundwater markup language (GWML2). Int. J. Geogr. Inf. Sci. 32 (6) (2018)
Gaurav Sinha, Samantha T. Arundel, Torsten Hahmann, E. Lynn Usery, Kathleen Stewart, David M. Mark
The Landform Reference Ontology (LFRO): A Foundation for Exploring Linguistic and Geospatial Conceptualization of Landforms (Short Paper). GIScience (2018)
Michael Grüninger, Bahar Aameri, Carmen Chui, Torsten Hahmann, Yi Ru
Foundational Ontologies for Units of Measure. FOIS (2018)
Gregory Kritzman, Torsten Hahmann
Using commonsensical cardinal directions to describe bordering objects. SIGSPATIAL/GIS (2018)
Torsten Hahmann
On Decomposition Operations in a Theory of Multidimensional Qualitative Space. FOIS (2018)
Shirly Stephen, Torsten Hahmann
An Ontological Framework for Characterizing Hydrological Flow Processes. COSIT (2017)
Gaurav Sinha, Samantha T. Arundel, Kathleen Stewart, David M. Mark, Torsten Hahmann, Boleslo E. Romero, Alexandre Sorokine, E. Lynn Usery, Grant McKenzie
A Reference Landform Ontology for Automated Delineation of Depression Landforms from DEMs. COSIT (Workshops/Posters) (2017)
Qinghan Liang, Silvia Nittel, Torsten Hahmann
From Data Streams to Fields: Extending Stream Data Models with Field Data Types. GIScience (2016)
Torsten Hahmann, Sheila A. McIlraith
Towards Ontologies in Variation. AAAI Spring Symposia (2015)
Mark Underwood, Michael Gruninger, Leo Obrst, Ken Baclawski, Mike Bennett, Gary Berg-Cross, Torsten Hahmann, Ram D. Sriram
Internet of things: Toward smart networked systems and societies. Appl. Ontology 10 (3-4) (2015)
Torsten Hahmann, E. Lynn Usery
What is in a Contour Map? - A Region-Based Logical Formalization of Contour Semantics. COSIT (2015)
Charles Vardeman, Adila Krisnadhi, Michelle Cheatham, Krzysztof Janowicz, Holly Ferguson, Pascal Hitzler, Aimee Buccellato, Krishnaprasad Thirunarayan, Gary Berg-Cross, Torsten Hahmann
An Ontology Design Pattern for Material Transformation. WOP (2014)
Torsten Hahmann, Boyan Brodaric
Voids and material constitution across physical granularities. FOIS (2014)
Torsten Hahmann, Boyan Brodaric, Michael Grüninger
Interdependence among material objects and voids. FOIS (2014)
Michael Grüninger, Torsten Hahmann, Megan Katsumi, Carmen Chui
A Sideways Look at Upper Ontologies. FOIS (2014)
Torsten Hahmann
Ontology Repositories: A Treasure Trove for Content Ontology Design Patterns. WoMO@FOIS (2014)
Torsten Hahmann, Michael Grüninger
Complementation in Representable Theories of Region-Based Space. Notre Dame J. Formal Log. 54 (2) (2013)
Torsten Hahmann, Boyan Brodaric
Kinds of Full Physical Containment. COSIT (2013)
Michael Winter, Torsten Hahmann, Michael Grüninger
On the algebra of regular sets - Properties of representable Stonian p-ortholattices. Ann. Math. Artif. Intell. 65 (1) (2012)
Michael Grüninger, Torsten Hahmann, Ali Hashemi, Darren Ong, Atalay Özgövde
Modular first-order ontologies via repositories. Appl. Ontology 7 (2) (2012)
Torsten Hahmann, Boyan Brodaric
The Void in Hydro Ontology. FOIS (2012)
Torsten Hahmann, Michael Grüninger
Multidimensional Mereotopology with Betweenness. IJCAI (2011)
Torsten Hahmann, Michael Gruninger
A Naive Theory of Dimension for Qualitative Spatial Relations. AAAI Spring Symposium: Logical Formalizations of Commonsense Reasoning (2011)
Michael Grüninger, Torsten Hahmann, Megan Katsumi
Exploiting Modularity for Ontology Verification. WoMO (2011)
Michael Grüninger, Torsten Hahmann, Ali Hashemi, Darren Ong
Ontology Verification with Repositories. FOIS (2010)
Michael Winter, Torsten Hahmann, Michael Gruninger
On the Skeleton of Stonian p-Ortholattices. RelMiCS (2009)
Torsten Hahmann, Michael Winter, Michael Gruninger
. Artif. Intell. 173 (15) (2009)
Torsten Hahmann, Michael Gruninger
Detecting Physical Defects: A Practical 2D-Study of Cracks and Holes. AAAI Spring Symposium: Benchmarking of Qualitative Spatial and Temporal Reasoning Systems (2009)
Torsten Hahmann, Michael Gruninger
Model-Theoretic Characterization of Asher and Vieu's Ontology of Mereotopology. KR (2008)