(Since 2024) HEREDITARY: HetERogeneous sEmantic Data integratIon for the guT-bRain interplaY
(Since 2020) A+CHIS: Novel Concepts and Testbed Systems for Visual Adaptive Consumer Health Information.
Publications
Journal Article (9)
Conference or Workshop Paper (12)
Book chapter (1)
Poster or demo (3)
Other Publication (1)
Awards (3)
Forthcomming
[j9]
Lengauer, S., Shao, L., Miri, H., Bedek, M., Kupfer, C., Zangl, M., Kubicek, B., Dienstbier, B., Jeitler, K., Krenn, C., Semlitsch, T., Zipp, C., Albert, D., Siebenhofer, A., Schreck, T.,
"A visual approach for health information exploration – adaptive levels of visual granularity and interaction analysis,"
Visual Informatics,
(Under Review).
2025
[c12]
Tytarenko, M., Burtscher, C.W., Atzberger, D., Jobst, A., Scheibl, W., Lengauer, S., Schreck, T.
"A User-Centric Adaption Model for Document Visualizations with Different Levels of Detail,"
in Proceedings of the 30th International Conference on Intelligent User Interfacese,
2025.
[j8]
Vergara , M., Bustos, B., Sipiran, I., Schreck, T., Lengauer, S.,
"Multi-label learning on low label density sets with few examples,"
Expert Systems with Applications,
2024.
10.3389/fpubh.2024.1252244
[c11]
Houska, P., Masur, A., Kloiber, S., Lengauer, S., Karl, S., Preiner, R.
"Computer-Assisted Collaborative Fragment Matching of Incomplete Stone Artifacts,"
in Eurographics Workshop on Graphics and Cultural Heritage, The Eurographics Association,
2024.
10.2312/gch.20241244
[p2]
Lengauer, S., Shao, L., Tytarenko, M., Klaffenböck, M., Schreck, T.,
"Interaction Visualization for Analysing and Improving User Models"
in 32nd ACM Conference on User Modeling, Adaptation and Personalization (UMAP),
2024.
10.1145/3631700.3664877
[c10]
Tytarenko, M., Shao, L., Rutar, T. W., Bedek, M. A., Krenn, C., Lengauer, S., Schreck, T.
"Hierarchical Topic Maps for Visual Exploration and Comparison of Documents,"
in EuroVis Workshop on Visual Analytics (EuroVA), The Eurographics Association,
2024.
10.2312/eurova.20241119
[b1]
Trinkl, E., Karl, S., Lengauer, S., Preiner, R., Schreck, T.,
"Cross-modal search and exploration of greek painted pottery,"
in The 3 Dimensions of Digitalised Archaeology. State-of-the-art, Data Management and Current Challenges in Archaeological 3D Documentation,
Cham: Springer International Publishing,
2024, pp. 109–128.
10.1007/978-3-031-53032-6_7
[j7]
Krenn, C., Semlitsch, T., Zipp, C., Lengauer, S., Shao, L., Schreck, T., Bedek, M., Kupfer, C., Albert, D., Kubicek, B., Siebenhofer, A., Jeitler, K.,
"Customization options in consumer health information materials on type 2 diabetes mellitus – an analysis of modifiable features in different types of media,"
Frontiers in public health, vol. 12, p. 1 252 244,
2024.
10.3389/fpubh.2024.1252244
[j6]
Lengauer, S., Shao, L., Mayerhofer, M., Preiner, R., Karl, S., Trinkl, E., Sipiran, I., Bustos, B., Schreck, T.,
"Visual Exploration of Repetitive Patterns on Ancient Peruvian Pottery,"
Journal of WSCG, vol. 31, pp. 25–33,
2023.
10.24132/JWSCG.2023.3
[c9]
Lengauer, S., Bedek, M., Kupfer, C., Shao, L., Albert, D., Schreck, T.,
"Recognizing user behavior from interactions for adaptive consumer information systems,"
in International Conference on Interactive Media, Smart Systems and Emerging Technologies (IMET),
The Eurographics Association,
2023.
10.2312/imet.20231251
[c8]
Shao, L., Lengauer, S., Miri, H., Bedek, M., Kubicek, B., Kupfer, C., Zangl, M., Dienstbier, B., Jeitler, K., Krenn, C., Semlitsch, T., Zipp, C., Albert, D., Siebenhofer, A., Schreck, T.,
"Visual document exploration with adaptive level of detail: Design, implementation and evaluation in the health information domain,"
in 18th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications: VISIGRAPP 2023,
SciTePress-Science and Technology Publications, vol. 3, 2023, pp. 133–141.
10.5220/0011621800003417
[p1]
Houska, P., Kloiber, S., Masur, A., Lengauer, S., Karl, S., Preiner, R.,
"Towards crowd-sourced collaborative fragment matching,"
in Eurographics Workshop on Graphics and Cultural Heritage, The Eurographics Association,
2023.
10.2312/gch.20231180
[c7]
Lengauer, S., Preiner, R., Sipiran, I., Karl, S., Trinkl, E., Bustos, B., Schreck, T.,
"Context-based Surface Pattern Completion of Ancient Pottery,"
in Eurographics Workshop on Graphics and Cultural Heritage, The Eurographics Association,
2022.
10.2312/gch.20221234
[j5]
Lengauer, S., Houska, P., Preiner, R., Trinkl, E., Karl, S., Sipiran, I., Bustos, B., Schreck, T.,
"Interactive annotation of geometric ornamentation on painted pottery assisted by deep learning,"
it - Information Technology, vol. 64, no. 6, pp. 217–231,
2022.
10.1515/itit-2022-0007
[j4]
Karl, S., Houska, P., Lengauer, S., Haring, J., Trinkl, E., Preiner, R.,
"Advances in digital pottery analysis,"
it - Information Technology, vol. 64, no. 6, pp. 195–216,
2022.
10.1515/itit-2022-0006
[j3]
Sipiran, I., Lazo, P., Lopez, C., Jimenez, M., Bagewadi, N., Bustos, B., Dao, H., Gangisetty, S., Hanik, M., Ho-Thi, N.-P., Holenderski, M., Jarnikov, D., Labrada, A., Lengauer, S., Licandro, R., Nguyen, D.-H., Nguyen-Ho, T.-L., Perez Rey, L. A., Pham, B.-D., Pham, M.-K.,
"Shrec 2021: Retrieval of cultural heritage objects,"
Computers & Graphics, vol. 100, pp. 1–20,
2021.
10.1016/j.cag.2021.07.010
[c5]
Houska, P., Lengauer, S., Karl, S., Preiner, R.,
"Direct Elastic Unrollings of Painted Pottery Surfaces from Sparse Image Sets,"
in Eurographics Workshop on Graphics and Cultural Heritage, The Eurographics Association,
2021.
10.2312/gch.20211417
[j2]
Lengauer, S., Sipiran, I., Preiner, R., Schreck, T., Bustos, B.,
"A Benchmark Dataset for Repetitive Pattern Recognition on Textured 3D Surfaces,"
Computer Graphics Forum, 2021.
10.1111/cgf.14352
[j1]
Lengauer, S., Komar, A., Labrada, A., Karl, S., Trinkl, E., Preiner, R., Bustos, B., Schreck, T.,
"A sketch-aided retrieval approach for incomplete 3d objects,"
Computers & Graphics, vol. 87, pp. 111–122,
2020.
10.1016/j.cag.2020.02.001
[c4]
Lengauer, S., Komar, A., Karl, S., Trinkl, E., Sipiran, I., Schreck, T., Preiner, R.,
"Semi-automated Annotation of Repetitive Ornaments on 3D Painted Pottery Surfaces,"
in Eurographics Workshop on Graphics and Cultural Heritage,
The Eurographics Association,
2020, pp. 1–4.
10.2312/gch.20201285
Honorable Mention in the category "Impact on Society" at the "Computer Graphics Night 2020" by Fraunhofer IGD, Darmstadt
[c3]
Lengauer, S., Komar, A., Karl, S., Trinkl, E., Preiner, R., Schreck, T.,
"Visual Exploration of Cultural Heritage Collections with Linked Spatiotemporal, Shape and Metadata Views,"
in Vision, Modeling, and Visualization,
The Eurographics Association,
2020.
10.2312/3dor.20191057
[o1]
Schreck, T., Lengauer, S., Preiner, R.,
"Forschungsprojekt crossmodale suche und visuelle exploration von 3d kulturgutobjekten,"
in Forum Archaeologiae, vol. 91,
2019
[c2]
Lengauer, S., Komar, A., Labrada, A., Karl, S., Trinkl, E., Preiner, R., Bustos, B., Schreck, T.,
"Motif-driven retrieval of greek painted pottery,"
in Eurographics Workshop on Graphics and Cultural Heritage,
Eurographics-European Association for Computer Graphics, The Eurographics Association,
2019, pp. 91–98.
10.2312/gch.20191354
[c1]
Lengauer, S., Komar, A., Labrada, A., Karl, S., Trinkl, E., Preiner, R., Bustos, B., Schreck, T.,
"Sketch-Aided Retrieval of Incomplete 3D Cultural Heritage Objects,"
in Eurographics Workshop on 3D Object Retrieval,
The Eurographics Association,
2019, pp. 17–24.
10.2312/3dor.20191057
Mateo Bajkuša: "Behavior Modelling in Consumer Health Information Systems." (ongoing).
Christian Wolfgang Burtscher (co-advised with Tobias Schreck and Mariia Tytarenko): "Adaptive Visual Health Information." 2024.
(Later published in a peer-reviewed journal [c12]).
Patrick Balent: "Deep Learning for Geometric Pattern Recognition in Cultural Heritage." (ongoing).
Vladimir Sandić (co-advised with Lin Shao and Mariia Tytarenko): "Medical Chatbot for Diabetes." 2024.
Florian Wachter (co-advised with Tobias Schreck and Volker Settgast): "Augmented and Mixed Reality Applications for Ancient Pottery." 2022.
Fabian Proprentner (co-advised with Lin Shao and Mariia Tytarenko): "Chatbots for Health Information." 2024.
Alexander Vordermeier (co-advised with Tobias Schreck): "Graph-based Comparison of 3D Building Objects." 2021.
Daniel Bruncic (co-advised with Tobias Schreck): "A System for Visual Exploration and Analysis of 3D Building Models." 2021.
Markus Schleifer (co-advised with Tobias Schreck): "Sketch-Interface for Similarity Search." 2021.
MSc. Students:
Armin Weiss: "Migrating Annotations in PDF Documents over the Document Life cycle." (ongoing).
Joseph Juri (co-advised with Peter Houska): "Learning Stressmaps." (ongoing).
Christoph Söls (co-advised with Tobias Schreck): "Eye Tracking in Adaptive Visual Exploration." (ongoing).
Magdalena Mayerhofer (co-advised with Tobias Schreck): "Multimodal Visualization and Exploration of CH Data." 2022.
(Later published in a peer-reviewed journal [j6]).
Thomas Leh (co-advised with Tobias Schreck): "Visual Exploration of 3D CH Repositories." 2023.
Courses
(2020 – Current) [700.200]
Introduction to Scientific Working (as Lecturer/Teaching Assistant)
(2019 – 2025) [711.010]
Digital Libraries (as Teaching Assistant)
(2019 – 2021) [711.027]
3D Object Retrieval (as Teaching Assistant)
Curriculum Vitae
Obtained Degrees
(2018 – 2022)
Ph.D., Graz University of Technology in Computer Science(Graduated with distinction).
Thesis: "Crossmodal Search, Visual Exploration, and Restoration of Digital Pottery Artifacts"
FWF Research Group on Human-Centered Interactive Adaptive Visual Approaches in High-Quality Health Information,
together with the Medical University of Graz and the University of Graz.
(2025)
Invited talk to the VUES on Spatial Biology (Visualization and User Experience Seminar)
at Harvard Medical School, Boston,
"Droplets: A Marker Design for visually enhancing Local Cluster Association".
(2023)
Invited talk to the 4th Annual Workshop on Analysen von digitalen Daten musealer Objekte
at Karl-Franzens-Universität, Graz,
"Computerbasierte Ornamentklassifizierung in der geometrischen Vasenmalerei".
(2021)
Invited talk to the 3rd Annual Workshop on Analysen von digitalen Daten musealer Objekte
at Karl-Franzens-Universität, Graz,
"Bildbasierte Suche in Kulturgutobjekten und Visuelle Exploration mit Linked Views".
(2019)
Invited talk to the 2nd Annual Workshop on Neue Analysen von digitalen Daten musealer Objekte
at Karl-Franzens-Universität, Graz,
"Crossmodale Suche und visuelle Exploration von digitalen Kulturgutobjekten".
Reviewing Activities
(2024) Journal of Cloud Computing.
(2024) Conference on Theory and Practice of Digital Libraries (TPDL), as part of the Program Committee.
(2024) International Conference in Central Europe on Computer Graphics, Visualization and Computer Vision (WSCG).
(2024/25) Springer Nature, Pattern Analysis and Applications (PAA).
