portrait photo
  • Dr. Victor Christen
  • christen [at] informatik [dot] uni-leipzig [dot] de
  • +49 341 - 97 322 27

  • Augustusplatz 10, 04109, Leipzig
    (Paulinum Raum P425)

About

  • Seit Oktober 2014 wissenschaftlicher Mitarbeiter
  • September 2014: M. Sc. in Informatik an der Universität Leipzig

Teaching

Lectures:

  • DBS2: 2019
  • Data Wrangling: SoSe2022
  • Data Preparation & Cleaning (former Data Wrangling): SoSe 2023

Tutorials:

Seminars:

Labs:

Betreute Abschlussarbeiten (27)

Jahr Typ Student Titel Status
2025 M. Sc. Mark Heimer Handle Noise Data for Record Linkage Classification Tasks Running
2025 B. Sc. Diego Arrelano Development of a FHIR-compliant questionnaire repository with response validation Running
2024 B. Sc. Kelly Lum Similarity feature space Extension in Multi-ER Running
2024 B. Sc. Friedrich Schwella Node embedding based entity linking for medical forms Running
2025 M. Sc. Konstantin Witossek Knowledge Distillation of Large Language Models for Use Cases of the German Aerospace Center Finished
2025 M. Sc. Philipp Rickayzen Quality Estimation of record linkage results using an ensemble of cluster methods Finished
2025 M. Sc. Abdulnaser Sabra Transfer Learning for Multi-Source Entity Resolution Finished
2024 B. Sc. Maen Khatab Bird Species Classification on Images Finished
2024 M. Sc. Jerome Würf Ontology Matching using Graph ML Finished
2024 B. Sc. Marco Gruner Improvement of Quality Estimation methods for Record Linkage Finished
2024 B. Sc. Colin Hartkopf Realization of an infrastructure to maintain record linkage tasks Finished
2024 M. Sc. Tim Matzeck Attacks on PPRL using node embedding techniques Finished
2024 M. Sc. Richard Prey Partner churn prediction for Synaxon AG Finished
2024 M. Sc. Paul Brassel Trainingsdatengenerierung für Privacy Preserving Record Linkage Finished
2023 M. Sc. Robert Weiske Vorhersage der Clusterqualität unter Verwendung von Ähnlichkeitsgraph-Charakteristiken Finished
2023 B. Sc. Mehdi Karbalai Realisierung einer Android-App zur Extraktion der Metainformationen von Klausuren Finished
2023 B. Sc. Tom Wawerek AI-Driven Development Finished
2022 B. Sc. Tim Häntschel Evaluation of Autoencoders for encrypting Bloom-Filters Finished
2022 M. Sc. Leonie Preker Evaluating embedding methods for genomic data Finished
2020 B. Sc. Robert Weiske Incremental Entity-Resolution using cluster vector representations Finished
2020 M. Sc. Jonas Kreusch Parallelisierung von Meta-Blocking Ansätzen in FAMER Finished
2020 B. Sc. Bingqing Hu Postprocessing mit Knotenembeddings Finished
2020 B. Sc. Marcus Stelzer Realisierung eines Frameworks zur forensischen Gutachtenerstellung und Auswertung der Browser-Historie Finished
2019 B. Sc. Jan Buchholz Datenerfassung für die Untersuchung von Primaten (Kooperation MPI) Finished
2019 B. Sc. Michael Koch Integration von EAGLE in FAMER Finished
2018 B. Sc. David Geistert Visualisierung von Annotation-Mappings für klinische Formulare Finished
2018 B. Sc. Nico Duldhardt Tree-based Learning Methods for Match Classification with Apache Flink Finished

Publications (24)

Dateien Cover Beschreibung Jahr
Evaluating Cross-lingual Semantic Annotation for Medical Forms
Lin, Y. ; Christen, V. ; Groß, A. ; Kirsten, T. ; Cardoso, S. ; Pruski, C. ; Silveira, M. ; Rahm, E.
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 / 2
Informativeness-Based Active Learning for Entity Resolution
Christen, V. ; Christen, P. ; Rahm, E.
Proc. International Workshop on Data Integration and Applications(DINA@ECML-PKDD), Würzburg
2019 / 9
A learning-based approach to combine medical annotation results
Christen, V. ; Lin, Y. ; Groß, A. ; Cardoso, S. ; Pruski, C. ; Silveira, M. ; Rahm, E.
Data Integration in the Life Science (DILS) 2018
2018 / 11
Combining semantic and lexical measures to evaluate medical terms similarity
Cardoso, S. ; Silveira, M. ; Lin, Y. ; Christen, V. ; Rahm, E. ; Reynaud, C. ; Pruski, C.
Data Integration in the Life Science (DILS) 2018
2018 / 11
Evaluating and improving annotation tools for medical forms
Lin, Y. ; Christen, V. ; Groß, A. ; Cardoso, S. ; Pruski, C. ; Silveira, M. ; Rahm, E.
Proc. Data Integration in the Life Science (DILS) 2017
2017 / 11
Temporal group linkage and evolution analysis for census data
Christen, V. ; Groß, A. ; Fisher, J. ; Wang, Q. ; Christen, P. ; Rahm, E.
Proc. 19th Int. Conf. on Extending Database Technology (EDBT), Venice, 2017
2017 / 3
A Reuse-based Annotation Approach for Medical Documents
Christen, V. ; Groß, A. ; Rahm, E.
Proc. 15th International Semantic Web Conference (ISWC), Springer LNCS 9981, pp. 135-150 , 2016
2016 / 10
Approaches for Annotating Medical Documents
Christen, V. ; Groß, A. ; Rahm, E.
Proc. Lernen. Wissen. Daten. Analysen. (LWDA), Potsdam, September 2016, CEUR
2016 / 9
Annotating Medical Forms using UMLS
Christen, V. ; Groß, A. ; Varghese, J. ; Dugas, M. ; Rahm, E.
Proc. 11th Intl. Conference on Data Integration in the Life Sciences (DILS), Los Angeles, July 2015
2015 / 7
Region Evolution eXplorer - A tool for discovering evolution trends in ontology regions
Christen, V. ; Hartung, M. ; Groß, A.
Journal of Biomedical Semantics 2015, 6:26
2015 / 6