Dr. Lena Wiese

  Visiting Professor (Verwalterin einer Professur für Datenbanken)
  Institut für Informatik
  Stiftung Universität Hildesheim
  Samelsonplatz 1
  31141 Hildesheim, Germany
  Email: lena.wiese(--AT--)uni-hildesheim.de


Some impressions from Japan

Offene Themen für Abschluss- und Projektarbeiten

am Institut für Informatik, Universität Hildesheim
jeweils als Projekt-, Bachelor- oder Masterarbeit verfügbar

Aktuelles

Tutorial "Aktuelle Trends in der Datenverwaltung (Current Trends in Data Management)" auf der Informatik2012.

Research Interests

Theses

Reviewer Activity

EUROPEAN COMMISSION 7th Framework Programme for Research, Technological Development and Demonstration (evaluator of full and short proposals, on-site panel member), SUM2012 (Marburg, Germany; topic chair Security and Privacy), TSCloud2012 (Liverpool, England; PC member), Security2012 (Freiburg, Germany; PC member), DPM2011 (Leuven, Belgium; PC member), LPAR2010 (Yogyakarta, Indonesia), PODS2010 (Indianapolis, USA)

Teaching

Summer Term 2012 (University of Hildesheim): Winter Term 2011 (University of Hildesheim): Programming Courses and Tutorials:
Information Systems, Cryptography, Software Engineering, Introduction to Computer Science, Java Programming, ...

Projects (Selection)

2010/2011 CoopQA: Tractable and Cooperative Query Answering in First-Order Knowledge Bases. Visit coopqa.de!
2009/2010 pre CQE: Preprocessing inference-proof database instances with the Oracle DBMS
2007/2008 cqeMAXSAT: Using SAT solvers to compute inference-proof propositional database instances

Grants

2010/2011Postdoctoral Research Grant of German Exchange Service (DAAD: FIT program)
2005-2007Dissertation grant of German Research Council (DFG-Graduiertenkolleg)

Former Employments

  National Institute of Informatics
  Inoue Laboratory
  2-1-2 Hitotsubashi
  Chiyoda-ku, Tokyo 101-8430, Japan

  Robert Bosch India, Ltd.
  Bangalore, Karnataka, India

  Technische Universität Dortmund
  Fakultät für Informatik
  Lehrstuhl VI
  Information Systems and Security Group (ISSI)
  Dortmund, Germany

Publications

    Main Authorship (authors are listed in alphabetical order)

  1. Maheen Bakhtyar, Nam Dang, Katsumi Inoue, Lena Wiese. CoopQA: Implementing Cooperative Query Answering for Conjunctive Queries by Iterative Generalization. Under Review.
  2. Lucie Urbanova, Vilem Vychodil, Lena Wiese. Applications of Ordinal Ranks to Flexible Query Answering. Under Review.
  3. Katsumi Inoue, Chiaki Sakama and Lena Wiese. Confidentiality-Preserving Publishing of EDPs for Credulous and Skeptical Users. Under Review.
  4. Dennis Stender and Lena Wiese. Is User-Controlled Data Outsourcing Possible? A Survey and Synthesis. Accepted at Current Issues in IT Security 2012.
  5. Lena Wiese. Enhancing Algebraic Query Relaxation with Semantic Similarity. Accepted at IADIS Information Systems 2012.
  6. Katsumi Inoue, Chiaki Sakama and Lena Wiese. Confidentiality-Preserving Data Publishing for Credulous Users by Extended Abduction.19th International Conference on Applications of Declarative Programming and Knowledge Management (INAP2011). The Computing Research Repository (CoRR), and TU Wien INFSYS Research Report 1843-11-06, pages 131-140, 2011.
  7. Katsumi Inoue and Lena Wiese. Generalizing conjunctive queries for informative answers. 9th International Conference on Flexible Query Answering Systems (FQAS 2011), volume 7022 of Lecture Notes in Computer Science, pages 1-12. Springer, 2011. [draft]
  8. Joachim Biskup and Lena Wiese. A sound and complete model-generation procedure for consistent and confidentiality-preserving databases. Theoretical Computer Science, pp. 4044-4072, 2011.
  9. Lena Wiese. Horizontal fragmentation for data outsourcing with formula-based confidentiality constraints. 5th International Workshop on Security (IWSEC2010), volume 6434 of Lecture Notes in Computer Science, pp. 101-116, 2010. [draft]
  10. Lena Wiese. Keeping secrets in possibilistic knowledge bases with necessity-valued privacy policies. 13th International Conference on Information Processing and Management of Uncertainty in Knowledge-Based Systems (IPMU2010), volume 6178 of Lecture Notes in Computer Science, pp. 655-664, 2010. [draft]
  11. Cornelia Tadros and Lena Wiese. Using SAT solvers to compute inference-proof database instances. Fourth International Workshop on Data Privacy Management (DPM09; in conjunction with ESORICS'09), volume 5939 of Lecture Notes in Computer Science, pp. 65-77, 2010. [abstract version]
  12. Joachim Biskup and Lena Wiese. Combining consistency and confidentiality requirements in first-order databases. 12th Information Security Conference (ISC09), volume 5735 of Lecture Notes in Computer Science, pages 121-134. Springer, 2009. [slides]
  13. Joachim Biskup and Lena Wiese. Preprocessing for controlled query evaluation with availability policy. Journal of Computer Security, 16(4):477-494, 2008. [draft]
  14. Joachim Biskup, Christian Tsatedem, and Lena Wiese. Secure mediation of join queries by processing ciphertexts. 1st ICDE Workshop on Security Technologies for Next Generation Collaborative Business Applications (SECOBAP'07), pages 715-724. IEEE Computer Society, 2007. [draft]
  15. Joachim Biskup and Lena Wiese. On finding an inference-proof complete database for controlled query evaluation. 20th Annual IFIP WG 11.3 Working Conference on Data and Applications Security (DBSEC'06), volume 4127 of Lecture Notes in Computer Science, pages 30-43. Springer, 2006. [draft]
  16. Joachim Biskup, Barbara Sprick, and Lena Wiese. Secure mediation with mobile code. 19th Annual IFIP WG 11.3 Working Conference on Data and Applications Security (DBSEC'05), volume 3654 of Lecture Notes in Computer Science, pages 267-280. Springer, 2005. [draft]

    Further Publications

  17. Joachim Biskup, Marcel Preuss and Lena Wiese. On the Inference-Proofness of Database Fragmentation Satisfying Confidentiality Constraints. 14th Information Security Conference (ISC2011), volume 7001 of of Lecture Notes in Computer Science, pp. 246-261, 2011. [Draft on Marcel's webpage]
  18. Joachim Biskup, Cornelia Tadros and Lena Wiese. Towards Controlled Query Evaluation for incomplete first-order databases. Sixth International Symposium on Foundations of Information and Knowledge Systems (FoIKS 2010), volume 5956 of Lecture Notes in Computer Science, pp. 230-247, 2010.
  19. Tobias Rodenbach and Lena Wiese. Change propagation with the change notification bus. Software Engineering 2008, Fachtagung des GI-Fachbereichs Softwaretechnik, Workshopband, volume 122 of LNI, pages 165-170. GI, 2008.
  20. Joachim Biskup, Dominique Marc Burgard, Torben Weibert, and Lena Wiese. Inference control in logic databases as a constraint satisfaction problem. 3rd International Conference on Information Systems Security, volume 4812 of Lecture Notes in Computer Science, pages 128-142. Springer, 2007.