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Research Fellow  |  Liau, Churn-Jung  
 
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Publications
 
Journal Articles
 
1. T.F. Fan and C.J. Liau, "Logical characterizations of regular equivalence in weighted social networks," Artificial Intelligence, volume 214, pages 66-88, September 2014.
2. T.-s. Hsu, C.J. Liau, and D.W. Wang, "A logical framework for privacy-preserving social network publication," Journal of Applied Logic, volume 12, number 2, pages 151-174, June 2014.
3. T.F. Fan, C.J. Liau, and D.R. Liu, "Dominance-based fuzzy rough set analysis of uncertain and possibilistic data tables," International Journal of Approximate Reasoning, volume 52, pages 1283-1297, December 2011.
4. T.F. Fan, C.J. Liau, and D.R. Liu, "A relational perspective of attribute reduction in rough set-based data analysis," European Journal of Operational Research, volume 213, pages 270-278, 2011.
5. T.F. Fan, C.J. Liau, and T.Y. Lin, "A theoretical investigation of regular equivalences for fuzzy graphs," International Journal of Approximate Reasoning, volume 49, pages 678-688, 2008.
6. D.W. Wang, C.J. Liau, T.-s. Hsu, and J.K.-P. Chen, "Value and damage of information: A data security perspective," International Journal of Approximate Reasoning, volume 43, pages 179--201, 2006.
7. C.J. Liau, "A modal logic framework for multi-agent belief fusion," ACM Transactions on Computational Logic, volume 6, number 1, pages 124-174, 2005.
8. C.J. Liau, "Belief fusion and revision: An overview based on epistemic logic semantics," Journal of Applied Non-Classical Logics, volume 14, number 3, pages 247-274, 2004, (Special Issue on Uncertainty, Incompleteness, Imprecision and Conflict in Multiple Data Sources)
9. C.J. Liau, "Belief, information acquisition, and trust in multi agent systems — A modal logic formulation," Artificial Intelligence, volume 149, number 1, pages 31-60, 2003.
10. T.F. Fan, C.J. Liau, and Y. Yao, "On modal and fuzzy decision logics based on rough set theory," Fundamenta Informaticae, volume 52, number 4, pages 323-344, 2002.
11. C. J. Liau, "A logical analysis of the relationship between commitment and obligation," Journal of Logic, Language, and Information, volume 10, number 2, pages 237-261, 2001.
12. T. F. Fan, I. P. Lin and C. J. Liau, "Nonmonotonic reasoning based on incomplete logic," Journal of Applied Non-Classical Logics, volume 7, number 4, pages 375-395, 1997.
13. C. J. Liau, "An algebraic formalization of the relationship between evidential structures and data tables," Fundamenta Informaticae, volume 27, number 1, pages 57-76, 1996.
14. C. J. Liau and I. P. Lin, "Possibilistic reasoning---A mini-survey and uniform semantics," Artificial Intelligence, volume 88, number 1-2, pages 163-193, 1996.
15. C. J. Liau and I. P. Lin, "A theoretical investigation into quantitative modal logic," Fuzzy Sets and Systems, volume 75, pages 355-363, 1995.
16. C. J. Liau and I. P. Lin, "Proof methods for reasoning about possibility and necessity," International Journal of Approximate Reasoning, volume 9, number 4, pages 327-364, 1993.
17. C. J. Liau and I. P. Lin, "Abstract minimality and circumscription," Artificial Intelligence, volume 54, pages 381-396, 1992.
18. C. J. Liau and I. P. Lin, "Fuzzy term rewriting system," Fuzzy Sets and Systems, volume 44, pages 1-15, 1991.
 
 
Conference Papers
 
1. T.F. Fan and C.J. Liau, "A logic for reasoning about justified uncertain beliefs," Proceedings of the 24th International Joint Conference on Artificial Intelligence (IJCAI-15), pages 2948-2954, July 2015.
2. T.F. Fan and C.J. Liau, "Many-valued modal logic and regular equivalences in weighted social networks," Proceedings of the 12th European Conference on Symbolic and Quantitative Approaches to Reasoning with Uncertainty (ECSQARU), Lecture Notes in Artificial Intelligence, 7958, L. van der Gaag, editor, Springer-Verlag, pages 194-205, July 2013.
3. C.J. Liau and T.F. Fan, "A modal logic for reasoning about possibilistic belief fusion," Proc. of the 19th International Joint Conference on Artificial Intelligence, pages 1756-1757, July 2005.
4. C.J. Liau, "An epistemic logic for arbitration (Poster abstract)," Proc. of the 18th International Joint Conference on Artificial Intelligence, pages 1402-1403, 2003.
5. C.J. Liau, "Epistemic logics for information fusion," Proc. of the 7th European Conference on Symbolic and Quantitative Approaches to Reasoning with Uncertainty (ECSQARU), Lecture Notes in Artificial Intelligence, 2711, pages 489-501, 2003.
6. T.-s. Hsu, C.-J. Liau, D.W. Wang, and J. K.-P. Chen, "Quantifying privacy leakage through answering database queries," Proc. of the 5th International Conference on Information Security, Lecture Notes in Computer Science, 2433, pages 162-175, 2002.
7. T.S. Hsu, C.J. Liau, and D.W. Wang, "A logical model for privacy protection," Proc. of the 4th International Conference on Information Security, Lecture Notes in Computer Science, 2200, pages 110-124, 2001.
8. R. Demolombe and C.J. Liau, "A logic of graded trust and belief fusion," Proc. of the 4th Workshop on Deception, Fraud and Trust in Agent Societies, pages 13-25, 2001.
9. C.J. Liau, "Logical systems for reasoning about multi-agent belief, information acquisition, and trust," Proc. of the 14th European Conference on Artificial Intelligence, pages 368-372, 2000.
10. C. J. Liau, "A logic for reasoning about action, preference, and commitment," Proc. of the 13th European Conference on Artificial Intelligence, pages 552-556, 1998.
11. C. J. Liau, "On rough terminological logics," 4th International Workshop on Rough Sets, Fuzzy Sets, and Machine Discovery, pages 47-54, 1996.
12. C. J. Liau and I. P. Lin, "Gentzen sequent calculus for possibilistic reasoning," Knowledge Representation and Reasoning under Uncertainty, Lecture Notes in Artificial Intelligence, 808, M. Masuch and L. Polos, editor, pages 31-40, 1994.
13. C. J. Liau and I. P. Lin, "Reasoning about higher order uncertainty in possibilistic logic," Proc. of The 7th International Symposium on Methodologies for Intelligent Systems, Lecture Notes in Artificial Intelligence, 689, pages 316-325, 1993.
14. C. J. Liau and I. P. Lin, "Quantitative modal logic and possibilistic reasoning," Proc. of the 10th European Conference on Artificial Intelligence, pages 43-47, 1992.
 
 
 
Book & Book Chapters
 
1. C.J. Liau,, chapter "Social networks and granular computing," Encyclopedia of Complexity and System Science, R.A. Meyers, editor, pages 8333-8345, Springer-Verlag, 2009.
 
 
 
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