Hasso-Plattner-Institut
Prof. Dr. Jürgen Döllner
 
Willy Scheibel

Willy Scheibel

Research assistent with focus on hierarchical data processing and visualization.

Contact

Tel.: +49-(0)331 5509-3914
Fax: +49-(0)331 5509-172
Room: G-3.1.11
Email: willy.scheibel(at)hpi.de

Profiles

ResearchGate: https://www.researchgate.net/profile/Willy_Scheibel
Google Scholar: https://scholar.google.de/citations?user=SBLqi_QAAAAJ
Website: http://www.willyscheibel.de/
Github: https://github.com/scheibel

Publications

  • 1.
    Atzberger, D., Cech, T., Scheibel, W., Döllner, J., Behrisch, M., Schreck, T.: A Large-Scale Sensitivity Analysis on Latent Embeddings and Dimensionality Reductions for Text Spatializations. Transactions on Visualization and Computer Graphics. (2025).
     
  • 2.
    Atzberger, D., Jobst, A., Scheibel, W., Döllner, J.: Exploring High-Dimensional Data by Pointwise Filtering of Low-Dimensional Embeddings. Proceedings of the 42nd Conference on Computer Graphics & Visual Computing. EG (2024).
     
  • 3.
    Cech, T., Kohlros, E., Scheibel, W., Döllner, J.: A Dashboard for Simplifying Machine Learning Models using Feature Importances and Spurious Correlation Analysis. Proceedings of the 26th EG Conference on Visualization -- Posters. EG (2024).
     
  • 4.
    Atzberger, D., Cech, T., Scheibel, W., Döllner, J., Schreck, T.: Evaluating Text Embeddings for Two-Dimensional Text Corpora Representations. SN Computer Science. (2024).
     
  • Quantifying Topic Model I... - Download
    5.
    Atzberger, D., Cech, T., Scheibel, W., Döllner, J., Schreck, T.: Quantifying Topic Model Influence on Text Layouts based on Dimensionality Reductions. Proceedings of the 19th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications -- Volume 3 IVAPP. pp. 593–602. SciTePress (2024).
     
  • Bringing Objects to Life:... - Download
    6.
    Thiede, C., Scheibel, W., Döllner, J.: Bringing Objects to Life: Supporting Program Comprehension through Animated 2.5D Object Maps from Program Traces. Proceedings of the 19th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications -- Volume 3 IVAPP. pp. 661–669. SciTePress (2024).
     
  • Integrated Visual Softwar... - Download
    7.
    Scheibel, W., Blum, J., Lauterbach, F., Atzberger, D., Döllner, J.: Integrated Visual Software Analytics on the GitHub Platform. Computers. 13, 33:1–33:23 (2024).
     
  • 8.
    Henker, R., Atzberger, D., Vollmer, J.O., Scheibel, W., Döllner, J., Bick, M.: Athena: Smart Order Routing on Centralized Crypto Exchanges using a Unified Order Book. International Journal of Network Management. e2266:1–19 (2024).
     
  • Large-Scale Evaluation of... - Download
    9.
    Atzberger, D., Cech, T., Scheibel, W., Trapp, M., Richter, R., Döllner, J., Schreck, T.: Large-Scale Evaluation of Topic Models and Dimensionality Reduction Methods for 2D Text Spatialization. Transactions on Visualization and Computer Graphics. 30, 902–912 (2024).
     
  • 10.
    Cech, T., Raue, C., Sadrieh, F., Scheibel, W., Döllner, J.: Interactive Human-guided Dimensionality Reduction using Landmark Positioning. Proceedings of the 26th EG Conference on Visualization -- Posters. EG (2024).
     
  • 11.
    Wegen, O., Scheibel, W., Trapp, M., Richter, R., Döllner, J.: A Survey on Non-photorealistic Rendering Approaches for Point Cloud Visualization. Transactions on Visualization and Computer Graphics. (2024).
     
  • 12.
    Steeger, S., Atzberger, D., Scheibel, W., Döllner, J.: Instanced Rendering of Parameterized 3D Glyphs with Adaptive Level-of-Detail using three.js. Proceedings of the 29th International Conference on 3D Web Technology. ACM (2024).
     
  • 13.
    Böttger, F., Cech, T., Scheibel, W., Döllner, J.: An Approach and Evaluation of Visual Counterfactual Explanations Using Semantic Parts Metadata. SN Computer Science. (2024).
     
  • 14.
    Liebe, L., Baum, J., Cech, T., Scheibel, W., Döllner, J.: Detecting and Comparing LLM Capabilities to Human Writers through Linguistic Analysis. SN Computer Science. (2024).
     
  • 15.
    Atzberger, D., Matsui, T., Henker, R., Scheibel, W., Döllner, J., Knottenbelt, W.: A Low-Volatility Strategy based on Hedging a Quanto Perpetual Swap on BitMEX. Proceedings of the 2nd International Workshop on Cryptocurrency Exchanges. IEEE (2024).
     
  • Hephaistos: A Management ... - Download
    16.
    Henker, R., Atzberger, D., Vollmer, J.O., Scheibel, W., Döllner, J., Bick, M.: Hephaistos: A Management System for Massive Order Book Data from Multiple Centralized Crypto Exchanges with an Internal Unified Order Book. Proceedings of the 1st International Workshop on Cryptocurrency Exchanges. IEEE (2023).
     
  • Visualization of Source C... - Download
    17.
    Atzberger, D., Cech, T., Scheibel, W., Limberger, D., Döllner, J.: Visualization of Source Code Similarity using 2.5D Semantic Software Maps. VISIGRAPP 2021: Computer Vision, Imaging and Computer Graphics Theory and Applications. pp. 162–182. Springer (2023).
     
  • Evaluating Architectures ... - Download
    18.
    Cech, T., Atzberger, D., Scheibel, W., Richter, R., Döllner, J.: Evaluating Architectures and Hyperparameters of Self-supervised Network Projections. Proceedings of the 18th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications -- Volume 3 IVAPP. SciTePress (2023).
     
  • Evaluating Probabilistic ... - Download
    19.
    Atzberger, D., Schneider, J., Scheibel, W., Trapp, M., Döllner, J.: Evaluating Probabilistic Topic Models for Bug Triaging Tasks. ENASE 2022: Evaluation of Novel Approaches to Software Engineering. pp. 44–69. Springer (2023).
     
  • Detecting Outliers in CI/... - Download
    20.
    Atzberger, D., Cech, T., Scheibel, W., Richter, R., Döllner, J.: Detecting Outliers in CI/CD Pipeline Logs using Latent Dirichlet Allocation. Proceedings of the 18th International Conference Evaluation of Novel Approaches to Software Engineering. SciTePress (2023).
     
  • Outlier Mining Techniques... - Download
    21.
    Cech, T., Atzberger, D., Scheibel, W., Misra, S., Döllner, J.: Outlier Mining Techniques for Software Defect Prediction. Proceedings of the Software Quality Days. Springer (2023).
     
  • OrderBookVis: A Visualiza... - Download
    22.
    Jobst, A., Atzberger, D., Henker, R., Scheibel, W., Döllner, J.: OrderBookVis: A Visualization Approach for Comparing Order Books from Centralized Crypto Exchanges. Proceedings of the 1st International Workshop on Cryptocurrency Exchanges. IEEE (2023).
     
  • Real Estate Tokenization ... - Download
    23.
    Henker, R., Atzberger, D., Scheibel, W., Döllner, J.: Real Estate Tokenization in Germany: Market Analysis and Concept of a Regulatory and Technical Solution. Proceedings of the 5th International Conference on Blockchain and Cryptocurrency. IEEE (2023).
     
  • Examining Liquidity of Ex... - Download
    24.
    Jobst, A., Atzberger, D., Henker, R., Vollmer, J.O., Scheibel, W., Döllner, J.: Examining Liquidity of Exchanges and Assets and the Impact of External Events in Centralized Crypto Markets: A 2022 Study. Proceedings of the 1st International Workshop on Cryptocurrency Exchanges. IEEE (2023).
     
  • A Dashboard for Interacti... - Download
    25.
    Cech, T., Simsek, F., Scheibel, W., Döllner, J.: A Dashboard for Interactive Convolutional Neural Network Training And Validation Through Saliency Maps. Proc. 25th EG Conference on Visualization. EG (2023).
     
  • Constructing Hierarchical... - Download
    26.
    Scheibel, W., Döllner, J.: Constructing Hierarchical Continuity in Hilbert & Moore Treemaps. Proc. 25th EG Conference on Visualization. EG (2023).
     
  • unCover: Identifying AI G... - Download
    27.
    Liebe, L., Baum, J., Schütze, T., Cech, T., Scheibel, W., Döllner, J.: unCover: Identifying AI Generated News Articles by Linguistic Analysis and Visualization. Proceedings of the 15th International Conference on Knowledge Discovery and Information Retrieval. pp. 39–50. SciTePress (2023).
     
  • Visual Counterfactual Exp... - Download
    28.
    Böttger, F., Cech, T., Scheibel, W., Döllner, J.: Visual Counterfactual Explanations Using Semantic Part Locations. Proceedings of the 15th International Conference on Knowledge Discovery and Information Retrieval. pp. 63–74. SciTePress (2023).
     
  • Tooling for Time- and Spa... - Download
    29.
    Heseding, F., Scheibel, W., Döllner, J.: Tooling for Time- and Space-efficient git Repository Mining. Proceedings of the 19th International Conference on Mining Software Repositories - Data and Tool Showcase Track. ACM (2022).
     
  • Visualization of Knowledg... - Download
    30.
    Atzberger, D., Cech, T., Jobst, A., Scheibel, W., Limberger, D., Trapp, M., Döllner, J.: Visualization of Knowledge Distribution across Development Teams using 2.5D Semantic Software Maps. 13th Internation Conference on Information Visualization Theory and Applications (IVAPP 2022). p. 8. INSTICC Press (2022).
     
  • Mining Developer Expertis... - Download
    31.
    Atzberger, D., Schneider, J., Scheibel, W., Limberger, D., Trapp, M., Döllner, J.: Mining Developer Expertise from Bug Tracking Systems using the Author-Topic Model. Proceedings of the 17th International Conference on Evaluation of Novel Approaches to Software Engineering. pp. 107–118. SciTePress (2022).
     
  • Augmenting Library Develo... - Download
    32.
    Thiede, C., Scheibel, W., Limberger, D., Döllner, J.: Augmenting Library Development by Mining Usage Data from Downstream Dependencies. Proceedings of the 17th International Conference on Evaluation of Novel Approaches to Software Engineering. pp. 221–232. SciTePress (2022).
     
  • 33.
    Wagner, L., Limberger, D., Scheibel, W., Döllner, J.: Hardware-accelerated Rendering of Web-based 3D Scatter Plots with Projected Density Fields and Embedded Controls. Proceedings of the 27th International Conference on 3D Web Technology. ACM (2022).
     
  • 34.
    Atzberger, D., Cech, T., Scheibel, W., Limberger, D., Döllner, J., Trapp, M.: A Benchmark for the Use of Topic Models for Text Visualization Tasks. 15th International Symposium on Visual Information Communication and Interaction (VINCI 2022). Association for Computing Machinery, New York, NY, USA (2022).
     
  • Visual Variables and Conf... - Download
    35.
    Limberger, D., Scheibel, W., Döllner, J., Trapp, M.: Visual Variables and Configuration of Software Maps. Journal of Visualization. (2022).
     
  • Procedural Texture Patter... - Download
    36.
    Limberger, D., Scheibel, W., van Diecken, J., Döllner, J.: Procedural Texture Patterns for Encoding Changes in Color in 2.5D Treemap Visualizations. Journal of Visualization. (2022).
     
  • 37.
    Atzberger, D., Scordialo, N., Cech, T., Scheibel, W., Trapp, M., Döllner, J.: CodeCV: Mining Expertise of GitHub Users from Coding Activities. Proceedings of the 22nd International Working Conference on Source Code Analysis and Manipulation. IEEE (2022).
     
  • Efficient GitHub Crawling... - Download
    38.
    Jobst, A., Atzberger, D., Cech, T., Scheibel, W., Trapp, M., Döllner, J.: Efficient GitHub Crawling using the GraphQL API. Proceedings of the 22th International Conference on Computational Science and Its Applications. Springer (2022).
     
  • Software Galaxies: Displa... - Download
    39.
    Atzberger, D., Scheibel, W., Limberger, D., Döllner, J.: Software Galaxies: Displaying Coding Activities using a Galaxy Metaphor. Proceedings of the 14th International Symposium on Visual Information Communication and Interaction. ACM (2021).
     
  • Interactive Simulation an... - Download
    40.
    Büßemeyer, M., Limberger, D., Scheibel, W., Döllner, J.: Interactive Simulation and Visualization of Long-Term, ETF-based Investment Strategies. Proceedings of the 14th International Symposium on Visual Information Communication and Interaction. ACM (2021).
     
  • Visualization of Data Cha... - Download
    41.
    Limberger, D., Scheibel, W., van Dieken, J., Döllner, J.: Visualization of Data Changes in 2.5D Treemaps using Procedural Textures and Animated Transitions. Proceedings of the 14th International Symposium on Visual Information Communication and Interaction. ACM (2021).
     
  • Algorithmic Improvements ... - Download
    42.
    Scheibel, W., Weyand, C., Bethge, J., Döllner, J.: Algorithmic Improvements on Hilbert and Moore Treemaps for Visualization of Large Tree-structured Datasets. EUROVIS 2021 - Shorts. EG (2021).
     
  • Software Forest: A Visual... - Download
    43.
    Atzberger, D., Cech, T., de la Haye, M., Söchting, M., Scheibel, W., Limberger, D., Döllner, J.: Software Forest: A Visualization of Semantic Similarities in Source Code using a Tree Metaphor. Proceedings of the 16th International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications -- Volume 3 IVAPP. pp. 112–122. SciTePress (2021).
     
  • Visualization of Tree-str... - Download
    44.
    Scheibel, W., Hartmann, J., Limberger, D., Döllner, J.: Visualization of Tree-structured Data using Web Service Composition. VISIGRAPP 2019: Computer Vision, Imaging and Computer Graphics Theory and Applications. 227–252 (2020).
     
  • A Taxonomy of Treemap Vis... - Download
    45.
    Scheibel, W., Trapp, M., Limberger, D., Döllner, J.: A Taxonomy of Treemap Visualization Techniques. IVAPP 2020 - 11th International Conference on Information Visualization Theory and Applications (2020).
     
  • Survey of Treemap Layout ... - Download
    46.
    Scheibel, W., Limberger, D., Döllner, J.: Survey of Treemap Layout Algorithms. Proceedings of the 13th International Symposium on Visual Information Communication and Interaction. pp. 1:1–9. ACM (2020).
     
  • A Framework for Interacti... - Download
    47.
    Wagner, L., Limberger, D., Scheibel, W., Trapp, M., Döllner, J.: A Framework for Interactive Exploration of Clusters in Massive Data Using 3D Scatter Plots and WebGL. ACM (2020).
     
  • Survey on User Studies on... - Download
    48.
    Fiedler, C., Scheibel, W., Limberger, D., Trapp, M., Döllner, J.: Survey on User Studies on the Effectiveness of Treemaps. Proceedings of the 13th International Symposium on Visual Information Communication and Interaction. pp. 2:1–10. ACM (2020).
     
  • Advanced Visual Metaphors... - Download
    49.
    Limberger, D., Scheibel, W., Döllner, J., Trapp, M.: Advanced Visual Metaphors and Techniques for Software Maps. 12th International Symposium on Visual Information Communication and Interaction (VINCI 2019). ACM (2019).
     
  • Design and Implementation... - Download
    50.
    Scheibel, W., Hartmann, J., Döllner, J.: Design and Implementation of Web-Based Hierarchy Visualization Services. 10th International Conference on Information Visualization Theory and Applications (IVAPP) (2019).
     
  • EvoCells – A Treemap La... - Download
    51.
    Scheibel, W., Weyand, C., Döllner, J.: EvoCells – A Treemap Layout Algorithm for Evolving Tree Data. 9th International Conference on Information Visualization Theory and Applications (IVAPP) (2018).
     
  • Attributed Vertex Clouds - Download
    52.
    Scheibel, W., Buschmann, S., Trapp, M., Döllner, J.: Attributed Vertex Clouds. In: Engel, W. and Oat, C. (eds.) GPU Zen (2017).
     
  • Mixed-Projection Treemaps... - Download
    53.
    Limberger, D., Scheibel, W., Trapp, M., Döllner, J.: Mixed-Projection Treemaps: A Novel Approach Mixing 2D and 2.5D Treemaps. Proceedings of the International Conference on Information Visualization 2017 (2017).
     
  • Reducing Visual Complexit... - Download
    54.
    Limberger, D., Scheibel, W., Hahn, S., Döllner, J.: Reducing Visual Complexity in Software Maps using Importance-based Aggregation of Nodes. Proceedings of the 8th International Conference on Information Visualization Theory and Applications (2017).
     
  • Dynamic 2.5D Treemaps usi... - Download
    55.
    Limberger, D., Scheibel, W., Lemme, S., Jürgen, D.: Dynamic 2.5D Treemaps using Declarative 3D on the Web. Proceedings of the 21st International Conference on Web3D Technology. pp. 33–36 (2016).
     
  • Interactive Revision Expl... - Download
    56.
    Scheibel, W., Trapp, M., Döllner, J.: Interactive Revision Exploration using Small Multiples of Software Maps. 7th International Conference on Information Visualization Theory and Applications. pp. 131–138 (2016).