Publications
2024
Enhancing Relation Extraction Through Augmented Data: Large Language Models Unleashed M Ali, MS Nisar, M Saleem, D Moussallem, ACN Ngomo The 29th International Conference on Natural Language & Information Systems
2023
QALD-10 — The 10th Challenge on Question Answering over Linked Data Ricardo Usbeck, Xi Yan, Aleksandr Perevalov, Longquan Jiang, Julius Schulz, Angelie Kraft, Cedric Moeller, Junbo Huang, Jan Reineke, Axel-Cyrille Ngonga Ngomo, Muhammad Saleem, Andreas Both
RELD: A Knowledge Graph of Relation Extraction Datasets M. Ali, M. Saleem, D. Moussallem, M. Sherif, and A. Ngomo. ESWC 2023
2022
Unsupervised Relation Extraction with Sentence level Distributional Semantics, By Manzoor Ali, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo, ICSC 2022
REBench: Microbenchmarking Framework for Relation Extraction Systems, By Manzoor Ali, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo, ISWC 2022
HybridFC: A Hybrid Fact-Checking Approach for Knowledge Graphs, By Umair Qudus, Michael Röder, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo, ISWC 2022
Hashing the Hypertrie: Space- and Time-Efficient Indexing for SPARQL in Tensors, By Alexander Bigerl, Lixi Conrads, Charlotte Behning, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo, ISWC 2022
LSQ Framework: The LSQ Framework for SPARQL Query Log Processing, Claus Stadler, Muhammad Saleem, Axel-cyrille Ngonga Ngomo, QuWeDa @ISWC 2022
mu-Bench: Real-world Micro Benchmarking for SPARQL Query Processing over Knowledge Graphs , Muhammad Saleem, Adnan Akhter, Sahar Vahdati and Axel-Cyrille Ngonga Ngomo, IJCKG 2022
LSQ 2.0: A Linked Dataset of SPARQL Query Logs, Claus Stadler, Muhammad Saleem, Qaiser Mehmood, Carlos Buil-Aranda, Michel Dumontier, Aidan Hogan, Axel-Cyrille Ngonga Ngomo, Semantic Web Journal
CovidPubGraph: A FAIR Knowledge Graph of COVID-19 Publications, S. Pestryakova, D. Vollmers, M. Sherif, S. Heindorf, M. Saleem, D. Moussallem, and A. Ngomo. Nature Scientific Data (2022)
2021
Unsupervised relation extraction using sentence encoding M Ali, M Saleem, ACN Ngomo European Semantic Web Conference, 136-140
A Survey of RDF Stores & SPARQL Engines for Querying Knowledge Graphs. W Ali, M Saleem, B Yao, A Hogan, ACN Ngomo, The VLDB Journal
When is the Peak Performance Reached? An Analysis of RDF Triple Stores, MA Hashim Khan, ACN Ngomo, M Saleem, K-Cap conference
Efficient distributed path computation on RDF knowledge graphs using partial evaluation . Q Mehmood, M Saleem, A Jha, M d’Aquin, World Wide Web Journal, 1-32
Efficient RDF Knowledge Graph Partitioning Using Querying Workload, A Akhter, M Saleem, A Bigerl, ACN Ngomo , Proceedings of the 11th on Knowledge Capture Conference, 169-176
Unsupervised relation extraction using sentence encoding, M Ali, M Saleem, ACN Ngomo, Arxiv
2020
An Empirical Evaluation of Cost-based Federated SPARQL Query Processing Engines, U Qudus, M Saleem, ACN Ngomo, Y Lee, Semantic Web Journal
Identifying, Querying, and Relating Large Heterogeneous RDF Sources, A Valdestilhas, T Soru, M Saleem, E Marx, W Beek, C Stadler, BP Nunes et. al Semantic Web Journal
Tentris–A Tensor-Based Triple Store. A Bigerl, F Conrads, C Behning, M Sherif, M Saleem, AC NgongaInternational Semantic Web Conference (ISWC) 2020 (spotlight paper)
Revealing Secrets in SPARQL Session Level. X Zhang, M Wang, M Saleem, ACN Ngomo, G Qi, H Wang, International Semantic Web Conference (ISWC)2020.
Storage, Indexing, Query Processing, and Benchmarking in Centralized and Distributed RDF Engines: A Survey W Ali, M Saleem, B Yao, ACN Ngomo Preprints
Where is Linked Data in Question Answering over Linked Data? T Soru, E Marx, A Valdestilhas, D Moussallem, G Publio, M Saleem arXiv preprint arXiv:2005.03640
Benchmarking Knowledge Graphs on the Web M Röder, MA Sherif, M Saleem, F Conrads, ACN Ngomo arXiv preprint arXiv:2002.06039
2019
More Complete Resultset Retrieval from Large Heterogeneous RDF Sources by Andre Valdestilhas, Tommaso Soru, and Muhammad Saleem at Knowledge Capture K-Cap, 2019
Microbenchmarks for Question Answering Systems Using QaldGen by Qaiser Mehmood , Abhishek Nadgeri , Muhammad Saleem , Kuldeep Singh , Axel-Cyrille Ngonga Ngomo , and Jens Lehmann in Demo at ISWC2019.
Assessing, Monitoring and Analyzing Linked Data Quality in Public SPARQL Endpoints by Muhammad Intizar Ali, Qaiser Mehmood and Muhammad Saleem in QuWeda2019 at ISWC 2019.
QPPDs: Querying Property Paths over Distributed RDF Datasets by Qaiser Mehmood, Muhammad Saleem, Ratnesh Sahay, Axel-Cyrille Ngonga Ngomo, and Mathieu D'Aquin, In IEEE ACCESS.
QaldGen: Towards Microbenchmarking of Question Answering Systems over Knowledge Graphs by Kuldeep Singh, Muhammad Saleem, Abhishek Nadgeri, Felix Conrads, Jeff Pan, Axel-Cyrille Ngonga Ngomo, Jens Lehmann, International Semantic Web Conference (ISWC), 2019 (spotlight paper)
A Comprehensive Review of Type-2 Fuzzy Ontology by Iqbal Qasim, Mahmood Alam, Shumaila Khan, Abdul Wahid Khan. Khalid Malik, Muhammad Saleem, and Syed Ahmad Chan Bukhari In Artificial Intelligence Review, 2019
How Representative is a SPARQL Benchmark? An Analysis of RDF Triplestore Benchmarks by Muhammad Saleem, Gábor Szárnyas, Felix Conrads, Syed Ahmad Chan Bukhari, Qaiser Mehmood, Axel-Cyrille Ngonga Ngomo in TheWebConf19 (WWW2019)
Identifying Datasets and Executing SPARQL queries with More Complete Resultset Retrieval from Large Heterogeneous RDF Data Sources A Valdestilhas, T Soru, M Saleem
2018
9th Challenge on Question Answering over Linked Data (QALD-9) (invited paper) by Ricardo Usbeck, Ria Hari Gusmita, Axel-Cyrille Ngonga Ngomo, and Muhammad Saleem in Joint proceedings of the 4th Workshop on Semantic Deep Learning (SemDeep-4) and NLIWoD4: Natural Language Interfaces for the Web of Data (NLIWOD-4) and 9th Question Answering over Linked Data challenge (QALD-9) co-located with 17th International Semantic Web Conference (ISWC 2018), Monterey, California, United States of America, October 8th - 9th, 2018.
An Empirical Evaluation of RDF Graph Partitioning Techniques by Adnan Akhter, Axel-Cyrille Ngonga Ngomo, and Muhammad Saleem in 21st International Conference on Knowledge Engineering and Knowledge Management, 2018 (Best research paper nominee)
9th Challenge on Question Answering over Linked Data (QALD-9) , Ricardo Usbeck, Ria Hari Gusmita, Axel-Cyrille Ngonga Ngomo, Muhammad Saleem, NLIWOD 2018
An Empirical Evaluation of RDF GraphPartitioning Techniques, Adnan Akhter , Axel-Cyrille Ngonga Ngomo , and Muhammad Saleem, EKAW 2018
SQCFramework: Generating SPARQL Query Containment Benchmarks using the SQCFramework by Muhammad Saleem, Claus Stadler, Qaiser Mehmood, Jens Lehmann, and Axel-Cyrille Ngonga Ngomo in Demo at ISWC, 2018
Extending LargeRDFBench for Multi-Source Data at Scale for SPARQL Endpoint Federation by Ali Hasnainb, Muhammad Saleem, Axel-Cyrille Ngonga Ngomo, and Dietrich Rebholz-Schuhmann in ISWC Satellite Events and SSWS, 2018 (Best paper award)
CostFed: Cost-Based Query Optimization for SPARQL Endpoint Federation by Muhammad Saleem, Alexander Potocki, Tommaso Soru, Olaf Hartig, and Axel-Cyrille Ngonga Ngomo in Semantics Semantics 2018 (Best research paper award)
Where is my URI? by A Valdestilhas, T Soru, M Nentwig, E Marx, M Saleem, ACN Ngomo Extended Semantic Web Conference (ESWC), 2018 (Honorable mentioned)
Proceedings of the 3rd International Workshop on Geospatial Linked Data and the 2nd Workshop on Querying the Web of Data co-located with 15th Extended Semantic Web Conference (ESWC 2018), Heraklion, Greece, June 3, 2018 by Matthias Wauer, Mohamed Sherif, Muhammad Saleem, Olaf Hartig, Ricardo Usbeck, Ruben Verborgh, and Axel-Cyrille Ngonga Ngomo (Editors: Matthias Wauer, Mohamed Sherif, Muhammad Saleem, Olaf Hartig, Ricardo Usbeck, Ruben Verborgh, and Axel-Cyrille Ngonga Ngomo), 2018
A Decentralized Architecture for SPARQL Query Processing and RDF Sharing: A Position Paper by E Marx, M Saleem, I Lytra, ACN Ngomo, ICSC, 2018
Efficiently Pinpointing SPARQL Query Containments by C Stadler, M Saleem, ACN Ngomo, J Lehmann International Conference on Web Engineering, 2018
2017
Federated SPARQL Query Processing Via CostFed A Potocki, M Saleem, T Soru, O Hartig, M Voigt, ACN Ngomo International Semantic Web Conference (ISWC) Demo Track, 2017
SQCFramework: SPARQL Query Containment Benchmark Generation Framework by Muhammad Saleem, Claus Stadler, Qaiser Mehmood, Jens Lehmann, and Axel-Cyrille Ngonga Ngomo in K-CAP 2017: Knowledge Capture Conference, 2017
Question Answering Over Linked Data: What is Difficult to Answer? What affects the F scores? byMuhammad Saleem, Samaneh Nazari Dastjerdi, Ricardo Usbeck, and Axel-Cyrille Ngonga Ngomo in Natural Language Interfaces workshop at ISWC, 2017
An Evaluation of SPARQL Federation Engines Over Multiple Endpoints by Muhammad Saleem, Yasir Khan, Ali Hasnain, Ivan Ermilov, and Axel-Cyrille Ngonga Ngomo in Extended Summary of the a Fine-grained Evaluation of the SPARQL Endpoint Federation Systems, 2017
LargeRDFBench: A Billion Triples Benchmark for SPARQL Endpoint Federation by Muhammad Saleem, Ali Hasnainb, and Axel-Cyrille Ngonga Ngomo in Journal of Web Semantics (JWS), 2017
Benchmarking RDF Storage Solutions with IGUANA by Felix Conrads, Jens Lehmann, Muhammad Saleem, and Axel-Cyrille Ngonga Ngomo in Proceedings of 16th International Semantic Web Conference - Poster & Demos, 2017
The Tale of Sansa Spark by Ivan Ermilov, Jens Lehmann, Gezim Sejdiu, Lorenz Bühmann, Patrick Westphal, Claus Stadler, Simon Bin, Nilesh Chakraborty, Henning Petzka, Muhammad Saleem, Axel-Cyrille Ngomo Ngonga, and Hajira Jabeen in Proceedings of 16th International Semantic Web Conference, Poster & Demos, 2017
IGUANA: A Generic Framework for Benchmarking the Read-Write Performance of Triple Stores by Felix Conrads, Jens Lehmann, Muhammad Saleem, Mohamed Morsey, and and Axel-Cyrille Ngonga Ngomo inInternational Semantic Web Conference (ISWC), 2017
Joint proceedings of the second RDF stream processing and the querying the web of data workshops by JP Calbimonte, MD Tran, D Dell'Aglio, D Le Phuoc, Muhammad Saleem, Ricardo Usbeck, Ruben Verborgh, and Axel Ngonga in Second RDF Stream Processing and the Querying the Web of Data Workshops, 2017
Efficient Source Selection and Benchmarking for SPARQL Endpoint Query Federation by Muhammad Saleemin, PhD thesis summary, 2017
Distributed Semantic Analytics using the SANSA Stack by Jens Lehmann, Gezim Sejdiu, Lorenz Bühmann, Patrick Westphal, Claus Stadler, Ivan Ermilov, Simon Bin, Nilesh Chakraborty, Muhammad Saleem, Axel-Cyrille Ngomo Ngonga, and Hajira Jabeen in Proceedings of 16th International Semantic Web Conference (ISWC2017)
Federated Query Formulation and Processing through BioFed by Ali Hasnain, Syeda Sana e Zainab, Dure Zehra, Qaiser Mehmood, Muhammad Saleem, Dietrich Rebholz-Schuhmann in SEWEBMEDA workshop at ESWC, 2017
BioFed: federated query processing over life sciences linked open data by Ali Hasnain, Qaiser Mehmood, Syeda Sana e Zainab, Muhammad Saleem, Claude Warren Jr, Durre Zehra, Stefan Decker, and and Dietrich Rebholz-Schuhmann in Journal of Biomedical Semantics (JBMS), 2017
SAFE: SPARQL Federation over RDF Data Cubes with Access Control by Yasar Khan, Muhammad Saleem, Muntazir Mehdi, Aidan Hogan, Qaiser Mehmood, Dietrich Rebholz-Schuhmann, and Ratnesh Sahay in Journal of Biomedical Semantics (JBMS), 2017
Torpedo: Improving the State-of-the-Art RDF Dataset Slicing by Edgard Marx, Saeedeh Shekarpour, Tommaso Soru, Adrian M.P. Brasoveanu, Muhammad Saleem, Ciro Baron, Albert Weichselbraun, Jens Lehmann, Axel-Cyrille Ngonga Ngomo, and Soren Auer in International Conference on Semantic Computing (ICSC), 2017 (Honorable mentioned)
2016
Efficient Source Selection For SPARQL Endpoint Query Federation by Muhammad Saleem in PhD thesis at AKSW, University of Leipzig Germany, 2016
Requirements to Modern Semantic Search Engine by Ricardo Usbeck, Michael Röder, Peter Haase, Artem Kozlov, Muhammad Saleem, and Axel-Cyrille Ngonga Ngomo in KESW, 2016
Axel-Cyrille Ngonga Ngomo and Muhammad Saleem. Federated Query Processing: Challenges and Opportunities in Keynote at PROFILES at Extended Semantic Web Conference (ESWC), 2016
Ricardo Usbeck, Michael Röder, Muhammad Saleem, and Axel-Cyrille Ngonga Ngomo. DIESEL -- Distributed Search over Large Enterprise Data in ESWC, EU networking session
Muhammad Saleem and Ricardo Usbeck and Michael Roder and Axel-Cyrille Ngonga Ngomo. SPARQL Querying Benchmarks, Tutorial at ISWC2016.
Ethem Cem Ozkan and Muhammad Saleem and Erdogan Dogdu and Axel-Cyrille Ngonga Ngomo. UPSP: Unique Predicate-based Source Selection for SPARQL Endpoint Federation PROFILES at Extended Semantic Web Conference (ESWC2016)
2015
Saleem, Muhammad, Khan, Yasar, Hasnain, Ali, Ermilov, Ivan and Ngonga Ngomo, Axel-Cyrille. A Fine-Grained Evaluation of SPARQL Endpoint Federation Systems. Semantic Web Journal, 2015.
Muhammad Saleem and Qaiser Mehmood and Axel-Cyrille Ngonga Ngomo. FEASIBLE: A Featured-Based SPARQL Benchmark Generation Framework International Semantic Web Conference (ISWC2015)
Muhammad Saleem and Muhammad Intizar Ali and Ruben Verborgh and Qaiser Mehmood and Axel-Cyrille Ngonga Ngomo LSQ: The Linked SPARQL Queries Dataset International Semantic Web Conference (ISWC2015)
Muhammad Saleem and Muhammad Intizar Ali and Ruben Verborgh and Axel-Cyrille Ngonga Ngomo. Federated Query Processing over Linked Data, Tutorial at ISWC2015.
Muhammad Saleem, Intizar Ali, Aidan Hogan,Qaiser Mehmood, and Axel-Cyrille Ngonga Ngomo LSQ: The Linked SPARQL Queries Dataset Technical Report in LSQ Technical Report, 2015
Muhammad Saleem and Qaiser Mehmood and Axel-Cyrille Ngonga Ngomo Automatic SPARQL Benchmark Generation Using FEASIBLE in Demo at International Semantic Web Conference (ISWC2015)
Muhammad Saleem, Muhammad Intizar Ali, Aidan Hogan, Qaiser Mehmood, Axel-Cyrille Ngonga Ngomo The LSQ Dataset: Querying for Queriesin Demo at International Semantic Web Conference (ISWC2015)
Syeda Sana e Zainab, Ali Hasnain, Muhammad Saleem, Qaiser Mehmood, Durre Zehra, Stefan Decker SPARQL Query Formulation and Execution using FedViz in Demo at International Semantic Web Conference (ISWC2015)
Syeda Sana e Zainab, Ali Hasnain, Muhammad Saleem, Qaiser Mehmood, Durre Zehra, and Stefan Decker. FedViz: A Visual Interface for SPARQL Queries Formulation and Execution by in VOILA at ISWC2015
2014
Yasar Khan and Muhammad Saleem and Aftab Iqbal and Muntazir Mehdi and Aidan Hogan and Panagiotis Hasapis and Axel-Cyrille Ngonga Ngomo and Stefan Decker and Ratnesh Sahay. SAFE: Policy Aware SPARQL Query Federation Over RDF Data Cubes Semantic Web Applications and Tools for Life Sciences(SWAT4LS, 2014).
Nur Aini Rakhmawati, Muhammad Saleem, Sarasi Lalithsena, Stefan Decker. QFed: Query Set For Federated SPARQL Query Benchmark. 16th International Conference on Information Integration and Web-based Applications & Services (iiWAS2014).
Bühmann, Lorenz, Ricardo Usbeck, Axel-Cyrille Ngonga Ngomo, Muhammad Saleem, Andreas Both, Valter Crescenzi, Paolo Merialdo, and Disheng Qiu. Web-Scale Extension of RDF Knowledge Bases from Templated Websites. International Semantic Web Conference (ISWC2014)
Muhammad Saleem, Axel-Cyrille Ngonga HiBISCuS: Hypergraph-Based Source Selection for SPARQL Endpoint Federation in Extended Semantic Web Conference (ESWC2014)
Maulik R. Kamdar, Aftab Iqbal, Muhammad Saleem, Helena F. Deus, Stefan Decker GenomeSnip: Fragmenting the Genomic Wheel to augment discovery in cancer research In CSHALS2014, Boston, MA, USA. , 2014 (Best paper award)
Saleem, Muhammad, Sampath, Shanmukha, Ngonga Ngomo, Axel-Cyrille, Iqbal, Aftab, Almeida, Jonas and Deus, Helena. TopFed: TCGA Tailored Federated Query Processing and Linking to LOD. Journal of Biomedical Semantics, 2014.
Muhammad Saleem, Maulik R. Kamdar, Aftab Iqbal, Shanmukha Sampath, Helena F. Deus, Axel-Cyrille Ngonga Ngomo Big Linked Cancer Data: Integrating Linked TCGA and PubMed Journal of Web Semantics, 2014.
2013
Muhammad Saleem, Maulik R. Kamdar, Aftab Iqbal, Shanmukha Sampath, Helena F. Deus, Axel-Cyrille Ngonga Fostering Serendipity through Big Linked Data in Semantic Web Challenge at ISWC2013, Semantic Web Challenge (Big Data Track) Winner
Muhammad Saleem, Shanmukha S Padmanabhuni, Axel-Cyrille Ngonga, Jonas S Almeida, Stefan Decker,Helena Deus Linked Cancer Genome Atlas Database In Linked Data Cup, I-Semantics2013, I-CHALLENGE (Linked Data Cup) Winner [ppt]
Muhammad Saleem, Axel Ngonga, Josian Xavier Pariera, Helena F. Deus, Manfred Hauswirth DAW: Duplicate-AWare Federated Query Processing over the Web of Data International Semantic Web Conference (ISWC2013).
2012
M Saleem, I Qasim, A ur Rehman Generic and Personalized Web/Mobile Services by Abstracting and Specializing SQL Queries Journal of Internet Technology (JIT) 13 (5), 803-815
2010
Muhammad Saleem, Ali Zahir, Yasir Ismail, Bilal Saeed Enhanced Generic Information Services Using Mobile Messaging Grid and Pervasive Computing (GPC 2010). May 10-14, 2010, Hualien, Taiwan. Publisher: LCNS Springer.
2009
Muhammad Saleem, Kyung-Goo Doh Generic Information System Using SMS Gateway The Fourth International Conference on Computer Sciences and Convergence Information Technology (ICCIT09)
Muhammad Saleem, Rasheed Hussain, Yasir Ismail, Shaikh Mohsin Cost Effective Software Engineering using Program Slicing Techniques The 2nd International Conference on Interaction Sciences: Information Technology, Culture and Human (ICIS09), November 24-26, Seoul, S.Korea. Publisher:ACM.