Dharmen Punjani

17 papers A* 1B 1C 1Misc 1Journal 6Unranked 6
YearRankTypeTitle / Venue / Authors
2025 — —
Question Answering over Spatiotemporal Knowledge Graphs. (Questions-réponses sur des graphes de connaissances spatio-temporelles).
Dharmen Punjani
2024 — conf
Developing Geospatial Web Applications Using Question Answering Engines, Knowledge Graphs and Linked Data Tools.
WISE (PhD Symposium, Demos and Workshops)
Sergios-Anestis Kefalidis, Konstantinos Plas, George Stamoulis, Dharmen Punjani, Pierre Maret, Manolis Koubarakis
2024 J jnl
European AI and EO convergence via a novel community-driven framework for data-intensive innovation.
Future Gener. Comput. Syst.
Antonis Troumpoukis, Iraklis A. Klampanos, Despina-Athanasia Pantazi, Mohanad Albughdadi, Vasileios Baousis, Omar Barrilero, Alexandra Bojor, Pedro Branco, Lorenzo Bruzzone, Andreina Chietera, Philippe Fournand, Richard Hall, Michele Lazzarini, Adrian Luna, Alexandros Nousias, Christos Perentis, George Petrakis, Dharmen Punjani, David Röbl, George Stamoulis, Eleni Tsalapati, Indre Urbanaviciute, Giulio Weikmann, Xenia Ziouvelou, Marcin Ziólkowski, Manolis Koubarakis, Vangelis Karkaletsis
2024 B conf
Generating a Question Answering Dataset About Geographic Changes in a Knowledge Graph.
EKAW
Michalis Mitsios, Dharmen Punjani, Sara Abdollahi, Simon Gottschalk, Eleni Tsalapati, Elena Demidova, Manolis Koubarakis
2024 J jnl
The question answering system GeoQA2 and a new benchmark for its evaluation.
Int. J. Appl. Earth Obs. Geoinformation
Sergios-Anestis Kefalidis, Dharmen Punjani, Eleni Tsalapati, Konstantinos Plas, Mariangela Pollali, Pierre Maret, Manolis Koubarakis
2023 Misc conf
Benchmarking Geospatial Question Answering Engines Using the Dataset GeoQuestions1089.
ISWC
Sergios-Anestis Kefalidis, Dharmen Punjani, Eleni Tsalapati, Konstantinos Plas, Mariangela Pollali, Michail Mitsios, Myrto Tsokanaridou, Manolis Koubarakis, Pierre Maret
2023 — conf
Bridging the European Earth-Observation and AI Communities for Data-Intensive Innovation.
BigDataService
Antonis Troumpoukis, Iraklis A. Klampanos, Despina-Athanasia Pantazi, Eleni Tsalapati, Mohanad Albughdadi, Mihai Alexe, Vasileios Baousis, Omar Barrilero, Bryce Billière, Alexandra Bojor, Pedro Branco, Lorenzo Bruzzone, Andreina Chietera, Philippe Fournand, Richard Hall, David Hassan, Michele Lazzarini, Adrian Luna, Dharmen Punjani, George Stamoulis, Giulio Weikmann, Marcin Ziólkowski, Xenia Ziouvelou, Manolis Koubarakis, Vangelis Karkaletsis
2023 C conf
EarthQA: A Question Answering Engine for Earth Observation Data Archives
IGARSS
Dharmen Punjani, Manolis Koubarakis, Eleni Tsalapati
2020 J jnl
Template-Based Question Answering over Linked Geospatial Data.
CoRR
Dharmen Punjani, Markos Iliakis, Theodoros Stefou, Kuldeep Singh, Andreas Both, Manolis Koubarakis, Iosif Angelidis, Konstantina Bereta, Themis Beris, Dimitris Bilidas, Theofilos Ioannidis, Nikolaos Karalis, Christoph Lange, Despina-Athanasia Pantazi, Christos Papaloukas, Georgios Stamoulis
2019 J jnl
Towards an Integrated Graph Algebra for Graph Pattern Matching with Gremlin (Extended Version).
CoRR
Harsh Thakkar, Dharmen Punjani, Sören Auer, Maria-Esther Vidal
2018 J jnl
A Stitch in Time Saves Nine - SPARQL querying of Property Graphs using Gremlin Traversals.
CoRR
Harsh Thakkar, Dharmen Punjani, Yashwant Keswani, Jens Lehmann, Sören Auer
2018 J jnl
Killing Two Birds with One Stone - Querying Property Graphs using SPARQL via GREMLINATOR.
CoRR
Harsh Thakkar, Dharmen Punjani, Jens Lehmann, Sören Auer
2018 — conf
Template-Based Question Answering over Linked Geospatial Data.
GIR@SIGSPATIAL
Dharmen Punjani, Kuldeep Singh, Andreas Both, Manolis Koubarakis, Iosif Angelidis, Konstantina Bereta, Themis Beris, Dimitris Bilidas, Theofilos Ioannidis, Nikolaos Karalis, Christoph Lange, Despina-Athanasia Pantazi, Christos Papaloukas, George Stamoulis
2018 — conf
Two for one: querying property graph databases using SPARQL via gremlinator.
GRADES/NDA@SIGMOD/PODS
Harsh Thakkar, Dharmen Punjani, Jens Lehmann, Sören Auer
2018 A* conf
Why Reinvent the Wheel: Let's Build Question Answering Systems Together.
WWW
Kuldeep Singh, Arun Sethupat Radhakrishna, Andreas Both, Saeedeh Shekarpour, Ioanna Lytra, Ricardo Usbeck, Akhilesh Vyas, Akmal Khikmatullaev, Dharmen Punjani, Christoph Lange, Maria-Esther Vidal, Jens Lehmann, Sören Auer
2017 — conf
QAestro - Semantic-Based Composition of Question Answering Pipelines.
DEXA (1)
Kuldeep Singh, Ioanna Lytra, Maria-Esther Vidal, Dharmen Punjani, Harsh Thakkar, Christoph Lange, Sören Auer
2017 — conf
Towards an Integrated Graph Algebra for Graph Pattern Matching with Gremlin.
DEXA (1)
Harsh Thakkar, Dharmen Punjani, Sören Auer, Maria-Esther Vidal