• since October 2014 Research Assistant
• September 2014: Master of Computer Science, Leipzig University

Contact

E-Mail: christen at informatik.uni-leipzig.de

Office: Augustusplatz 10 (Paulinum Raum P425), 04109, Leipzig

Phone: +49 341 - 97 322 27

Publications

Lange, Lucas; Schreieder, Tobias; Christen, Victor; Rahm, Erhard Privacy at Risk: Exploiting Similarities in Health Data for Identity Inference arXiv preprint arXiv:2308.08310 2023-08

Rohde, Florens; Franke, Martin; Christen, Victor; Rahm, Erhard Value-specific Weighting for Record-level Encodings in Privacy-Preserving Record Linkage Conference on Database Systems for Business, Technology and Web (BTW) 2023 2023

Christen, Victor; Häntschel, Tim; Christen, Peter; Rahm, Erhard Privacy-Preserving Record Linkage using Autoencoders International Journal of Data Science and Analytics 2022-12-16

Obraczka, Daniel;Saeedi, Alieh;Christen, Victor;Rahm, Erhard Big Data Integration for Industry 4.0 Digital Transformation 2022

Christen, Victor Advanced Methods for Entity Linking in the Life Sciences Dissertation, Universität Leipzig 2021-01-25

Lin, Ying-Chi ; Christen, Victor; Groß, Anika; Kirsten, Toralf; Domingos Cardoso, Silvio; Pruski, Cédric; Da Silveira, Marcos; Rahm, Erhard Evaluating Cross-lingual Semantic Annotation for Medical Forms Proceedings of the 13th International Joint Conference on Biomedical Engineering Systems and Technologies - Volume 5 HEALTHINF: HEALTHINF, 145-155, 2020, Valletta, Malta. DOI: 10.5220/0008979901450155 2020-02

Christen, Victor; Christen, Peter; Rahm, Erhard Informativeness-Based Active Learning for Entity Resolution Proc. International Workshop on Data Integration and Applications(DINA@ECML-PKDD), Würzburg 2019-09

Christen, Victor; Lin, Ying-Chi ; Groß, Anika; Domingos Cardoso, Silvio; Pruski, Cédric; Da Silveira, Marcos; Rahm, Erhard A learning-based approach to combine medical annotation results Data Integration in the Life Science (DILS) 2018 2018-11

Domingos Cardoso, Silvio; Da Silveira, Marcos; Lin, Ying-Chi; Christen, Victor; Rahm, Erhard; Reynaud, Chantal;Pruski, Cédric Combining semantic and lexical measures to evaluate medical terms similarity Data Integration in the Life Science (DILS) 2018 2018-11

Lin, Ying-Chi; Christen, Victor; Groß, Anika; Cardoso, Silvio Domingos; Pruski, Cedric; Da Silveira, Marcos; Rahm, Erhard Evaluating and improving annotation tools for medical forms Proc. Data Integration in the Life Science (DILS) 2017 2017-11

Christen, Victor; Groß, Anika; Fisher, Jeffrey; Wang, Qing; Christen, Peter; Rahm, Erhard Temporal group linkage and evolution analysis for census data Proc. 19th Int. Conf. on Extending Database Technology (EDBT), Venice, 2017 2017-03

Christen, Victor; Groß, Anika; Rahm, Erhard A Reuse-based Annotation Approach for Medical Documents Proc. 15th International Semantic Web Conference (ISWC), Springer LNCS 9981, pp. 135-150 , 2016 2016-10

Christen, Victor; Groß, Anika; Rahm, Erhard Approaches for Annotating Medical Documents Proc. Lernen. Wissen. Daten. Analysen. (LWDA), Potsdam, September 2016, CEUR 2016-09

Christen, Victor; Groß, Anika; Varghese, Julian; Dugas, Martin; Rahm, Erhard Annotating Medical Forms using UMLS Proc. 11th Intl. Conference on Data Integration in the Life Sciences (DILS), Los Angeles, July 2015 2015-07

Christen, Victor Annotation und Management heterogener medizinischer Studienformulare Proceedings of the 27th GI-Workshop Grundlagen von Datenbanken 2015, Magdeburg/Gommern, Germany, May 26 - 29, 2015 2015-06

Christen, Victor; Hartung, Michael; Groß, Anika Region Evolution eXplorer - A tool for discovering evolution trends in ontology regions Journal of Biomedical Semantics 2015, 6:26 2015-06

Christen, Victor; Groß, Anika; Hartung, Michael REX - a tool for discovering evolution trends in ontology regions Proc. 10th Intl. Conference on Data Integration in the Life Sciences (DILS), Lisbon, July 2014 2014-07

Ngonga Ngomo, Axel-Cyrille; Lyko, Klaus; Christen, Victor Coala- correlation-aware active learning of link specifications Proc. 10th Extended Semantic Web Conference (ESWC), Springer LNCS 7882, pp. 442-456 , 2013 2013-05

Christen, Victor REx – eine Webapplikation zur Visualisierung der Evolution von Ontologien in den Lebenswissenschaften Studentenkonferenz Informatik Leipzig (SKIL) 2012 2012-09

Supervision of Thesis

• Running:

• Finished:

  • Bachelor Thesis: Nico Duldhardt, Tree-based Learning Methods for Match Classification with Apache Flink, 2018
  • Bachelor Thesis: David Geistert, Visualisierung von Annotation-Mappings für klinische Formulare, 2018
  • Bachelor Thesis: Michael Koch, Integration von EAGLE in FAMER, 2019
  • Bachelor Thesis: Steve Lehmann, Evaluierungstool für Entity-Resolution Links, 2019
  • Bachelor Thesis: Jan Buchholz, Datenerfassung für die Untersuchung von Primaten (Kooperation MPI),2019
  • Bachelor Thesis: Marcus Stelzer, Realisierung eines Frameworks zur forensischen Gutachtenerstellung und Auswertung der Browser-Historie, 2020
  • Master Thesis: Jonas Kreusch, Parallelisierung von Meta-Blocking Ansätzen in FAMER, 2020
  • Bachelor Thesis: Robert Weiske, Incremental Entity-Resolution using cluster vector representations, 2020
  • Bachelor Thesis: Bingqing Hu, Postprocessing mit Knotenembeddings, 2020

Teaching

Lectures:

• DBS2: 2019

Tutorials:

• DBS1: WS 2019, WS 2018, WS 2017, WS 2015, WS 2014
• DBS2: SS 2019, SS 2018, SS 2017 SS 2016, SS 2015

Seminars:

• Trends in Machine Learning and Data Analytics WS 2019
• Secure Data Processing WS 2018
• Deep Learning WS 2017
• Seminar Privacy for Big Data WS 2016
• Graph Data Management WS 2015

Labs:

• Data-Warehouse: WS 2019, WS 2018, WS 2017, WS 2016, WS 2014
• Relational Databases: SS 2019, SS 2018, SS 2017, SS 2016, SS 2015
• Big Data: SS 2019, SS 2018, SS 2017,WS 2016, SS 2016