Dr. Gëzim Sejdiu

 



14cb4e4PhD Student

Computer Science Institute
University of Bonn

Profiles: HomepageLinkedInGoogle ScholarGitHubResearch GateTwitter

Room 1.068
Endenicher Allee 19a, 53115 Bonn
University of Bonn, Computer Science
sejdiu@cs.uni-bonn.de

Short CV


Gëzim Sejdiu is a PhD Student & Research Associate at the University of Bonn. Gëzim’s research interest are in the area of Semantic Web, Big Data and Machine Learning. He is also interested in the area of distributed computing systems (Apache Spark, Apache Flink).

Research Interests


  • Big Data
  • Data Mining and Data Analysis
  • Semantic Web and Semantic Search
  • Machine Learning
  • Distributed Computing

Projects


  • Big Data Europe – Integrating Big Data, Software & Communities for Addressing Europe’s Societal Challenges
  • SANSA – Open source platform for distributed data processing for RDF large-scale datasets
  • BigDataOcean – Exploiting Ocean’s of Data for Maritime Applications
  • Boost4.0 – Big Data Value Spaces for COmpetitiveness of European COnnected Smart FacTories 4.0

Teaching


Awards and Nominations


Presentations


  1. Towards A Scalable Semantic-based Distributed Approach for SPARQL query evaluation @SEMANTiCS 2019, 9-12.09.2019 (slides)
  2. DistLODStats: Distributed Computation of RDF Dataset Statistics @ISWC 2018, 8-12.10.2018 (slides)
  3. The Tale of SANSA Spark :: SANSA-Notebooks: Developer friendly access to SANSA  @ISWC 2017, 21-25.10.2017 (slides, demo)
  4. Distributed Knowledge Graph Processing in SANSA  @HPI Future SOC – Lab Day (Spring 2017), 25.04.2017 (video).
  5. A demo of Apache Flink with Docker on the BDE platform @2nd BDE Technical Webinar, 20.10.2016 (slides, video)

Workshops & Tutorials


Publications

2020

Sejdiu, Gezim

Efficient Distributed In-Memory Processing of RDF Datasets PhD Thesis

Rheinische Friedrich-Wilhelms-Universität Bonn, 2020.

Abstract | Links | BibTeX

Jabeen, Hajira; Haziiev, Eskender; Sejdiu, Gezim; Lehmann, Jens

DISE: A Distributed in-Memory SPARQL Processing Engine over Tensor Data Inproceedings

In: IEEE 14th International Conference on Semantic Computing, ICSC 2020, San Diego, CA, USA, February 3-5, 2020, pp. 400–407, IEEE, 2020.

Links | BibTeX

Jabeen, Hajira; Graux, Damien; Sejdiu, Gezim

Scalable Knowledge Graph Processing Using SANSA Incollection

In: Knowledge Graphs and Big Data Processing, 12072 , pp. 105–121, Springer, 2020.

Links | BibTeX

Graux, Damien; Sejdiu, Gezim; Stadler, Claus; Napolitano, Giulio; Lehmann, Jens

MINDS: A Translator to Embed Mathematical Expressions Inside SPARQL Queries Inproceedings

In: Semantic Systems. In the Era of Knowledge Graphs - 16th International Conference on Semantic Systems, SEMANTiCS 2020, Amsterdam, The Netherlands, September 7-10, 2020, Proceedings, pp. 104–117, Springer, 2020.

Links | BibTeX

2019

Dadwal, Rajjat; Graux, Damien; Sejdiu, Gezim; Jabeen, Hajira; Lehmann, Jens

Clustering Pipelines of large RDF POI Data Inproceedings

In: Proceedings of 16th Extended Semantic Web Conference (ESWC 2019), Poster & Demos, 2019.

Links | BibTeX

Sejdiu, Gezim; Rula, Anisa; Lehmann, Jens; Jabeen, Hajira

A Scalable Framework for Quality Assessment of RDF Datasets Inproceedings

In: Proceedings of 18th International Semantic Web Conference, 2019.

Links | BibTeX

Sejdiu, Gezim; Graux, Damien; Khan, Imran; Lytra, Ioanna; Jabeen, Hajira; Lehmann, Jens

Towards a Scalable Semantic-Based Distributed Approach for SPARQL Query Evaluation Inproceedings

In: Semantic Systems. The Power of AI and Knowledge Graphs - 15th International Conference, SEMANTiCS 2019, Karlsruhe, Germany, September 9-12, 2019, Proceedings, pp. 295–309, Springer, 2019.

Links | BibTeX

Arndt, Natanael; Zänker, Sebastian; Sejdiu, Gezim; Tramp, Sebastian

Jekyll RDF: Template-Based Linked Data Publication with Minimized Effort and Maximum Scalability Inproceedings

In: Web Engineering - 19th International Conference, ICWE 2019, Daejeon, South Korea, June 11-14, 2019, Proceedings, pp. 331–346, Springer, 2019.

Links | BibTeX

Stadler, Claus; Sejdiu, Gezim; Graux, Damien; Lehmann, Jens

Querying Large-scale RDF Datasets Using the SANSA Framework Inproceedings

In: Proceedings of the ISWC 2019 Satellite Tracks (Posters & Demonstrations, Industry, and Outrageous Ideas) co-located with 18th International Semantic Web Conference (ISWC 2019), Auckland, New Zealand, October 26-30, 2019, pp. 285–288, CEUR-WS.org, 2019.

Links | BibTeX

Stadler, Claus; Sejdiu, Gezim; Graux, Damien; Lehmann, Jens

Sparklify: A Scalable Software Component for Efficient Evaluation of SPARQL Queries over Distributed RDF Datasets Inproceedings

In: The Semantic Web - ISWC 2019 - 18th International Semantic Web Conference, Auckland, New Zealand, October 26-30, 2019, Proceedings, Part II, pp. 293–308, Springer, 2019.

Links | BibTeX

Sui, Danning; Sejdiu, Gezim; Graux, Damien; Lehmann, Jens

The Hubs and Authorities Transaction Network Analysis using the SANSA framework Inproceedings

In: Proceedings of the Posters and Demo Track of the 15th International Conference on Semantic Systems co-located with 15th International Conference on Semantic Systems (SEMANTiCS 2019), Karlsruhe, Germany, September 9th - to - 12th, 2019, CEUR-WS.org, 2019.

Links | BibTeX

2018

Jabeen, Hajira; Dadwal, Rajjat; Sejdiu, Gezim; Lehmann, Jens

Divided We Stand Out! Forging Cohorts fOr Numeric Outlier Detection in Large Scale Knowledge Graphs (CONOD) Inproceedings

In: Knowledge Engineering and Knowledge Management - 21st International Conference, EKAW 2018, Nancy, France, November 12-16, 2018, Proceedings, pp. 534–548, Springer, 2018.

Links | BibTeX

Graux, Damien; Sejdiu, Gezim; Jabeen, Hajira; Lehmann, Jens; Sui, Danning; Muhs, Dominik; Pfeffer, Johannes

Profiting from Kitties on Ethereum: Leveraging Blockchain RDF with SANSA Inproceedings

In: Proceedings of the Posters and Demos Track of the 14th International Conference on Semantic Systems co-located with the 14th International Conference on Semantic Systems (SEMANTiCS 2018), Vienna, Austria, September 10-13, 2018, CEUR-WS.org, 2018.

Links | BibTeX

Sejdiu, Gezim; Ermilov, Ivan; Lehmann, Jens; Mami, Mohamed Nadjib

DistLODStats: Distributed Computation of RDF Dataset Statistics Inproceedings

In: The Semantic Web - ISWC 2018 - 17th International Semantic Web Conference, Monterey, CA, USA, October 8-12, 2018, Proceedings, Part II, pp. 206–222, Springer, 2018.

Links | BibTeX

Sejdiu, Gezim; Ermilov, Ivan; Mami, Mohamed Nadjib; Lehmann, Jens

STATisfy Me: What Are My Stats? Inproceedings

In: Proceedings of the ISWC 2018 Posters & Demonstrations, Industry and Blue Sky Ideas Tracks co-located with 17th International Semantic Web Conference (ISWC 2018), Monterey, USA, October 8th - to - 12th, 2018, CEUR-WS.org, 2018.

Links | BibTeX

2017

Auer, Sören; Scerri, Simon; Versteden, Aad; Pauwels, Erika; Charalambidis, Angelos; Konstantopoulos, Stasinos; Lehmann, Jens; Jabeen, Hajira; Ermilov, Ivan; Sejdiu, Gezim; Ikonomopoulos, Andreas; Andronopoulos, Spyros; Vlachogiannis, Mandy; Pappas, Charalambos; Davettas, Athanasios; Klampanos, Iraklis A.; Grigoropoulos, Efstathios; Karkaletsis, Vangelis; de Boer, Victor; Siebes, Ronald; Mami, Mohamed Nadjib; Albani, Sergio; Lazzarini, Michele; Nunes, Paulo; Angiuli, Emanuele; Pittaras, Nikiforos; Giannakopoulos, George; Argyriou, Giorgos; Stamoulis, George; Papadakis, George; Koubarakis, Manolis; Karampiperis, Pythagoras; Ngomo, Axel-Cyrille Ngonga; Vidal, Maria-Esther

The BigDataEurope Platform - Supporting the Variety Dimension of Big Data Inproceedings

In: Web Engineering - 17th International Conference, ICWE 2017, Rome, Italy, June 5-8, 2017, Proceedings, pp. 41–59, Springer, 2017.

Abstract | Links | BibTeX

Ermilov, Ivan; Ngomo, Axel-Cyrille Ngonga; Versteden, Aad; Jabeen, Hajira; Sejdiu, Gezim; Argyriou, Giorgos; Selmi, Luigi; Jakobitsch, Jürgen; Lehmann, Jens

Managing Lifecycle of Big Data Applications Inproceedings

In: Knowledge Engineering and Semantic Web - 8th International Conference, KESW 2017, Szczecin, Poland, November 8-10, 2017, Proceedings, pp. 263–276, Springer, 2017.

Links | BibTeX

Ermilov, Ivan; Lehmann, Jens; Sejdiu, Gezim; Bühmann, Lorenz; Westphal, Patrick; Stadler, Claus; Bin, Simon; Chakraborty, Nilesh; Petzka, Henning; Saleem, Muhammad; Ngomo, Axel-Cyrille Ngonga; Jabeen, Hajira

The Tale of Sansa Spark Inproceedings

In: Proceedings of the ISWC 2017 Posters & Demonstrations and Industry Tracks co-located with 16th International Semantic Web Conference (ISWC 2017), Vienna, Austria, October 23rd - to - 25th, 2017, CEUR-WS.org, 2017.

Links | BibTeX

Lehmann, Jens; Sejdiu, Gezim; Bühmann, Lorenz; Westphal, Patrick; Stadler, Claus; Ermilov, Ivan; Bin, Simon; Chakraborty, Nilesh; Saleem, Muhammad; Ngomo, Axel-Cyrille Ngonga; Jabeen, Hajira

Distributed Semantic Analytics Using the SANSA Stack Inproceedings

In: The Semantic Web - ISWC 2017 - 16th International Semantic Web Conference, Vienna, Austria, October 21-25, 2017, Proceedings, Part II, pp. 147–155, Springer, 2017.

Abstract | Links | BibTeX

2016

Thakkar, Harsh; Dubey, Mohnish; Sejdiu, Gezim; Ngomo, Axel-Cyrille Ngonga; Debattista, Jeremy; Lange, Christoph; Lehmann, Jens; Auer, Sören; Vidal, Maria-Esther

LITMUS: An Open Extensible Framework for Benchmarking RDF Data Management Solutions Journal Article

In: CoRR, abs/1608.02800 , 2016.

Links | BibTeX

2014

Sejdiu, Gezim

Semantic Ranking of Web Pages : The Wikipedia Case Study Masters Thesis

Faculty of Electrical and Computer Engineering, University of Prishtina, Kosova, 2014.

Links | BibTeX

Ahmedi, Lule; Halilaj, Lavdim; Sejdiu, G"ezim; Bajraktari, Labinot

Ranking Authors on the Web: A Semantic AuthorRank Incollection

In: Social Networks: Analysis and Case Studies, pp. 19–40, Springer, 2014.

Links | BibTeX