School of Computer Science
 

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Christian Wagner

Professor of Computer Science, Faculty of Science

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Recent Publications

  • FU C, SARABAKHA A, KAYACAN E, WAGNER C, JOHN R and GARIBALDI J, 2018. Input Uncertainty Sensitivity Enhanced Non-Singleton Fuzzy Logic Controllers for Long-Term Navigation of Quadrotor UAVs IEEE/ASME Transactions on Mechatronics. (In Press.)
  • FU, CHANGHONG, SARABAKHA, ANDRIY, KAYACAN, ERDAL, WAGNER, CHRISTIAN, JOHN, ROBERT and GARIBALDI, JONATHAN M, 2017. Similarity-based non-singleton fuzzy logic control for improved performance in UAVs In: Fuzzy Systems (FUZZ-IEEE), 2017 IEEE International Conference on. 1-6
  • HAVENS, TIMOTHY C, WAGNER, CHRISTIAN and ANDERSON, DEREK T, 2017. Efficient modeling and representation of agreement in interval-valued data In: Fuzzy Systems (FUZZ-IEEE), 2017 IEEE International Conference on. 1-6
  • MADI, ELISSA NADIA, GARIBALDI, JONATHAN M and WAGNER, CHRISTIAN, 2017. Exploring the use of type-2 fuzzy sets in multi-criteria decision making based on TOPSIS In: Fuzzy Systems (FUZZ-IEEE), 2017 IEEE International Conference on. 1-6
  • FU C, SARABAKHA A, KAYACAN E, WAGNER C, JOHN R and GARIBALDI J, 2018. Input Uncertainty Sensitivity Enhanced Non-Singleton Fuzzy Logic Controllers for Long-Term Navigation of Quadrotor UAVs IEEE/ASME Transactions on Mechatronics. (In Press.)
  • FU, CHANGHONG, SARABAKHA, ANDRIY, KAYACAN, ERDAL, WAGNER, CHRISTIAN, JOHN, ROBERT and GARIBALDI, JONATHAN M, 2017. Similarity-based non-singleton fuzzy logic control for improved performance in UAVs In: Fuzzy Systems (FUZZ-IEEE), 2017 IEEE International Conference on. 1-6
  • HAVENS, TIMOTHY C, WAGNER, CHRISTIAN and ANDERSON, DEREK T, 2017. Efficient modeling and representation of agreement in interval-valued data In: Fuzzy Systems (FUZZ-IEEE), 2017 IEEE International Conference on. 1-6
  • MADI, ELISSA NADIA, GARIBALDI, JONATHAN M and WAGNER, CHRISTIAN, 2017. Exploring the use of type-2 fuzzy sets in multi-criteria decision making based on TOPSIS In: Fuzzy Systems (FUZZ-IEEE), 2017 IEEE International Conference on. 1-6
  • WAGNER, CHRISTIAN, HAVENS, TIMOTHY C and ANDERSON, DEREK T, 2017. The arithmetic recursive average as an instance of the recursive weighted power mean In: Fuzzy Systems (FUZZ-IEEE), 2017 IEEE International Conference on.
  • ISAEV, SVETLIN, JREISSAT, MOHANNAD, MAKATSORIS, CHARALAMPOS, BACHOUR, KHALED, MCCULLOCH, JOSIE and WAGNER, CHRISTIAN, 2017. Interval-valued sensory evaluation for customized beverage product formulation and continuous manufacturing In: Fuzzy Systems (FUZZ-IEEE), 2017 IEEE International Conference on. 1-6
  • FU, CHANGHONG, SARABAKHA, ANDRIY, KAYACAN, ERDAL, WAGNER, CHRISTIAN, JOHN, ROBERT and GARIBALDI, JONATHAN M, 2017. Novel, similarity-based non-singleton fuzzy logic control for improved uncertainty handling in quadrotor UAVs In: Fuzzy Systems (FUZZ-IEEE), 2017 IEEE International Conference on.
  • RAZAK, TR, GARIBALDI, JONATHAN M, WAGNER, CHRISTIAN, POURABDOLLAH, AMIR and SORIA, DANIELE, 2017. Interpretability indices for hierarchical fuzzy systems In: Fuzzy Systems (FUZZ-IEEE), 2017 IEEE International Conference on.
  • A. POURABDOLLAH, C. WAGNER, J. ALADI and J. GARIBALDI, 2016. Improved Uncertainty Capture for Non-Singleton Fuzzy Systems IEEE Transactions on Fuzzy Systems. 24(6), 1513-1524
  • JAVIER NAVARRO, CHRISTIAN WAGNER, UWE AICKELIN, L GREEN L and R ASHFORD, 2016. Measuring agreement on linguistic expressions in medical treatment scenarios In: 2016 IEEE Symposium Series on Computational Intelligence (SSCI). 1-8
  • WAGNER, CHRISTIAN, POURABDOLLAH, AMIR, MCCULLOCH, JOSIE, JOHN, ROBERT and GARIBALDI, JONATHAN M, 2016. A similarity-based inference engine for non-singleton fuzzy logic systems In: Fuzzy Systems (FUZZ-IEEE), 2016 IEEE International Conference on. 316-323
  • MCCULLOCH, JOSIE and WAGNER, CHRISTIAN, 2016. Measuring the similarity between zSlices general type-2 fuzzy sets with non-normal secondary membership functions In: Fuzzy Systems (FUZZ-IEEE), 2016 IEEE International Conference on. 461-468
  • MILLER, SIMON, WAGNER, CHRISTIAN and GARIBALDI, JONATHAN, 2016. Applications of Computational Intelligence to Decision-Making: Modeling Human Reasoning/Agreement. In: HANDBOOK ON COMPUTATIONAL INTELLIGENCE: Volume 2: Evolutionary Computation, Hybrid Systems, and Applications 775-800
  • WALLACE, KEN J, WAGNER, CHRISTIAN and SMITH, MICHAEL J, 2016. Eliciting human values for conservation planning and decisions: a global issue Journal of environmental management. 170, 160-168
  • BILGIN, AYSENUR, HAGRAS, HANI and WAGNER, CHRISTIAN, 2016. Novel Approaches to Artefact Adaptation in Ambient Intelligent Environments. In: Next Generation Intelligent Environments Springer International Publishing. 165-219
  • AGRAWAL, UTKARSH, SORIA, DANIELE and WAGNER, CHRISTIAN, 2016. Cancer subtype identification pipeline: A classifusion approach In: Evolutionary Computation (CEC), 2016 IEEE Congress on. 2858-2865
  • MADI, ELISSA NADIA, GARIBALDI, JONATHAN M and WAGNER, CHRISTIAN, 2016. An exploration of issues and limitations in current methods of TOPSIS and fuzzy TOPSIS In: Fuzzy Systems (FUZZ-IEEE), 2016 IEEE International Conference on. 2098-2105
  • ISAEV, SVETLIN, MAKATSORIS, CHRALAMPOS, JRESSIAT, MOHANNAD and WAGNER, CHRISTIAN, 2016. Linking human and machine-towards consumer-driven automated manufacturing In: Fuzzy Systems (FUZZ-IEEE), 2016 IEEE International Conference on. 1789-1796
  • ALADI, JABRAN HUSSAIN, WAGNER, CHRISTIAN, POURABDOLLAH, AMIR and GARIBALDI, JONATHAN M, 2016. Contrasting singleton type-1 and interval type-2 non-singleton type-1 fuzzy logic systems In: Fuzzy Systems (FUZZ-IEEE), 2016 IEEE International Conference on. 2043-2050
  • MARCHAL, P CANO, WAGNER, CHRISTIAN, GARCIA, J GAMEZ and ORTEGA, J GOMEZ, 2016. Modelling uncertainty in production processes using non-singleton fuzzification and fuzzy cognitive maps-a virgin olive oil case study In: Fuzzy Systems (FUZZ-IEEE), 2016 IEEE International Conference on. 1173-1180
  • NAVARRO, JAVIER, WAGNER, CHRISTIAN, AICKELIN, UWE, GREEN, LYNSEY and ASHFORD, ROBERT, 2016. Measuring agreement on linguistic expressions in medical treatment scenarios In: Computational Intelligence (SSCI), 2016 IEEE Symposium Series on. 1-8
  • HIBSHI, HANAN, BREAUX, TRAVIS D and WAGNER, CHRISTIAN, 2016. Improving security requirements adequacy In: Computational Intelligence (SSCI), 2016 IEEE Symposium Series on. 1-8
  • FU, CHANGHONG, SARABAKHA, ANDRIY, KAYACAN, ERDAL, WAGNER, CHRISTIAN, JOHN, ROBERT and GARIBALDI, JONATHAN M, 2016. A comparative study on the control of quadcopter UAVs by using singleton and non-singleton fuzzy logic controllers In: Fuzzy Systems (FUZZ-IEEE), 2016 IEEE International Conference on. 1023-1030
  • T. C. HAVENS, D. T. ANDERSON and C. WAGNER, 2015. Data-Informed Fuzzy Measures for Fuzzy Integration of Intervals and Fuzzy Numbers IEEE Transactions on Fuzzy Systems. 23(5), 1861-1875
  • C. WAGNER, S. MILLER, J. M. GARIBALDI, D. T. ANDERSON and T. C. HAVENS, 2015. From Interval-Valued Data to General Type-2 Fuzzy Sets IEEE Transactions on Fuzzy Systems. 23(2), 248-269
  • PRICE, STANTON R, ANDERSON, DEREK T, WAGNER, CHRISTIAN, HAVENS, TIMOTHY C and KELLER, JAMES M, 2014. Indices for Introspection on the Choquet Integral. In: Advance Trends in Soft Computing Springer International Publishing. 261-271
  • POURABDOLLAH, AMIR, WAGNER, CHRISTIAN, MILLER, SIMON, SMITH, MICHAEL and WALLACE, KEN, 2014. Towards data-driven environmental planning and policy design-leveraging fuzzy logic to operationalize a planning framework In: Fuzzy Systems (FUZZ-IEEE), 2014 IEEE International Conference on. 2230-2237
  • MILLER, SIMON, WAGNER, CHRISTIAN and GARIBALDI, JONATHAN M, 2014. Exploring statistical attributes obtained from fuzzy agreement models In: Fuzzy Systems (FUZZ-IEEE), 2014 IEEE International Conference on. 792-799
  • WAGNER, CHRISTIAN, PIERFITT, MATHIEU and MCCULLOCH, JOSIE, 2014. Juzzy online: An online toolkit for the design, implementation, execution and sharing of Type-1 and Type-2 fuzzy logic systems In: Fuzzy Systems (FUZZ-IEEE), 2014 IEEE International Conference on. 2321-2328
  • GARIBALDI, JONATHAN M and WAGNER, CHRISTIAN, 2014. L-fuzzy inference In: Fuzzy Systems (FUZZ-IEEE), 2014 IEEE International Conference on. 583-590
  • THEMISTOCLEOUS, CHRISTOS, SMITH, ANDREW and WAGNER, CHRISTIAN, 2014. The ethical dilemma of implicit vs explicit data collection: Examining the factors that influence the voluntary disclosure of information by consumers to commercial organizations In: Ethics in Science, Technology and Engineering, 2014 IEEE International Symposium on. 1-6
  • ALADI, JABRAN HUSSAIN, WAGNER, CHRISTIAN and GARIBALDI, JONATHAN M, 2014. Type-1 or interval type-2 fuzzy logic systems—On the relationship of the amount of uncertainty and FOU size In: Fuzzy Systems (FUZZ-IEEE), 2014 IEEE International Conference on. 2360-2367
  • D. T. ANDERSON, T. C. HAVENS, C. WAGNER, J. M. KELLER, M. F. ANDERSON and D. J. WESCOTT, 2014. Extension of the Fuzzy Integral for General Fuzzy Set-Valued Information IEEE Transactions on Fuzzy Systems. 22(6), 1625-1639
  • JOSIE MCCULLOCH, CHRISTIAN WAGNER and UWE AICKELIN, 2013. Measuring the Directional Distance Between Fuzzy Sets In: UKCI 2013, the 13th Annual Workshop on Computational Intelligence, Surrey University.
  • CARA, ANA BELÉN, WAGNER, CHRISTIAN, HAGRAS, HANI, POMARES, HÉCTOR and ROJAS, IGNACIO, 2013. Multiobjective Optimization and Comparison of Nonsingleton Type-1 and Singleton Interval Type-2 Fuzzy Logic Systems Fuzzy Systems, IEEE Transactions on. 21(3), 459-476
  • WU, DONGRUI and WAGNER, CHRISTIAN, 2013. Special Issue on Computational Intelligence and Affective Computing [Guest Editorial] Computational Intelligence Magazine, IEEE. 8(2), 17-19
  • WAGNER, CHRISTIAN, ANDERSON, DEREK T and HAVENS, TIMOTHY C, 2013. Generalization of the Fuzzy Integral for discontinuous interval-and non-convex interval fuzzy set-valued inputs In: Fuzzy Systems (FUZZ), 2013 IEEE International Conference on. 1-8
  • HAVENS, TIMOTHY C, ANDERSON, DEREK T, WAGNER, CHRISTIAN, DEILAMSALEHY, HANIEH and WONNACOTT, DERECK, 2013. Fuzzy integrals of crowd-sourced intervals using a measure of generalized accord In: Fuzzy Systems (FUZZ), 2013 IEEE International Conference on. 1-8
  • WAGNER, CHRISTIAN and HAGRAS, HANI, 2013. zSlices Based General Type-2 Fuzzy Sets and Systems. In: Advances in Type-2 Fuzzy Sets and Systems Springer New York. 65-80
  • WAGNER, CHRISTIAN, 2013. Juzzy-A Java based toolkit for Type-2 Fuzzy Logic In: Advances in Type-2 Fuzzy Logic Systems (T2FUZZ), 2013 IEEE Symposium on. 45-52
  • WAGNER, CHRISTIAN, MILLER, SIMON and GARIBALDI, JONATHAN M, 2013. Similarity based applications for data-driven concept and word models based on type-1 and type-2 fuzzy sets In: Fuzzy Systems (FUZZ), 2013 IEEE International Conference on. 1-9
  • MCCULLOCH, JOSIE, WAGNER, CHRISTIAN and AICKELIN, UWE, 2013. Measuring the directional distance between fuzzy sets In: Computational Intelligence (UKCI), 2013 13th UK Workshop on. 38-45
  • VU, TUONG MANH, SIEBERS, PEER-OLAF and WAGNER, CHRISTIAN, 2013. Comparison of crisp systems and fuzzy systems in agent-based simulation: A case study of soccer penalties In: Computational Intelligence (UKCI), 2013 13th UK Workshop on. 54-61
  • H HAGRAS, C WAGNER, A KAMEAS, C GOUMOPOULOS, A MELIONES, L SEREMETI, Y BELLIK, G PROVUST, T HEINROTH and W MINKER, 2012. Symbiotic Ecologies in Next Generation Ambient Intelligent Environments International Journal of Next-Generation Computing.
  • C WAGNER, C GOUMOPOULOS and H HAGRAS, 2012. Emerging and Adaptive Fuzzy Logic based Behaviours in Activity Sphere centred Ambient Ecologies Journal of Pervasive and Mobile Computing.
  • ANDERSON, D., HAVENS, T., WAGNER, C., KELLER, J., ANDERSON, M. and WESCOTT, D., 2012. Sugeno fuzzy integral generalizations for sub-normal fuzzy set-valued inputs In: 2012 IEEE International Conference on Fuzzy Systems (FUZZ-IEEE). 1-8
  • HAGRAS, HANI and WAGNER, CHRISTIAN, 2012. Towards the wide spread use of type-2 fuzzy logic systems in real world applications Computational Intelligence Magazine, IEEE. 7(3), 14-24
  • MILLER, SIMON, WAGNER, CHRISTIAN, GARIBALDI, JONATHAN M and APPLEBY, SUSAN, 2012. Constructing general type-2 fuzzy sets from interval-valued data In: Fuzzy Systems (FUZZ-IEEE), 2012 IEEE International Conference on. 1-8
  • WAGNER, CHRISTIAN and ANDERSON, DEREK T, 2012. Extracting meta-measures from data for fuzzy aggregation of crowd sourced information In: Fuzzy Systems (FUZZ-IEEE), 2012 IEEE International Conference on. 1-8
  • BILGIN, AYSENUR, DOOLEY, JAMES, WHITTINGTON, LUKE, HAGRAS, HANI, HENSON, MARTIN, WAGNER, CHRISTIAN, MALIBARI, AREEJ, AL-GHAMDI, A, ALHADDAD, MOHAMMED J and ALGHAZZAWI, DANIYAL, 2012. Dynamic profile-selection for zslices based type-2 fuzzy agents controlling multi-user ambient intelligent environments In: Fuzzy Systems (FUZZ-IEEE), 2012 IEEE International Conference on. 1-8
  • C. WAGNER and H. HAGRAS, 2011. Employing zSlices based general type-2 fuzzy sets to model multi level agreement. In: Advances in Type-2 Fuzzy Logic Systems (T2FUZZ), 2011 IEEE Symposium on 50-57
  • IAN DENT, CHRISTIAN WAGNER, UWE AICKELIN and TOM RODDEN, 2011. Creating Personalised Energy Plans. From Groups to Individuals using Fuzzy C Means Clustering In: Digital Engagement 11, Newcastle, November 2011.
  • WAGNER, CHRISTIAN and HAGRAS, HANI, 2011. Employing zSlices based general type-2 fuzzy sets to model multi level agreement In: Advances in Type-2 Fuzzy Logic Systems (T2FUZZ), 2011 IEEE Symposium on. 50-57
  • VAN HELVERT, J and WAGNER, C, 2011. From scenarios to “free-play”: Evaluating the user’s experience of ambient technologies in the home Next Generation Intelligent Environments: Ambient Adaptive Systems. 253
  • CARA, ANA BELEN, ROJAS, IGNACIO, POMARES, HECTOR, WAGNER, CHRISTIAN and HAGRAS, HANI, 2011. On comparing non-singleton type-1 and singleton type-2 fuzzy controllers for a nonlinear servo system In: Advances in Type-2 Fuzzy Logic Systems (T2FUZZ), 2011 IEEE Symposium on. 126-133
  • WAGNER, CHRISTIAN and HAGRAS, HANI, 2011. Interpreting fuzzy set operations and Multi Level Agreement in a Computing with Words context In: Fuzzy Systems (FUZZ), 2011 IEEE International Conference on. 2139-2146
  • WAGNER, CHRISTIAN, MILLER, SIMON and GARIBALDI, JONATHAN M, 2011. A fuzzy toolbox for the R programming language In: Fuzzy Systems (FUZZ), 2011 IEEE International Conference on. 1185-1192
  • DOOLEY, JAMES, WAGNER, CHRISTIAN, HAGRAS, HANI and PRUVOST, GAETAN, 2011. FollowMe: The Persistent GUI In: Parallel Computing in Electrical Engineering (PARELEC), 2011 6th International Symposium on. 123-126
  • HAGRAS, H and WAGNER, C, 2011. Artefact Adaptation in Ambient Intelligent Environments. In: Next Generation Intelligent Environments Springer New York. 127-151
  • WAGNER, C. and HAGRAS, H., 2010. Toward general type-2 fuzzy logic systems based on zSlices IEEE Transactions On Fuzzy Systems. 18(4), 637-660
  • WAGNER, CHRISTIAN and HAGRAS, HANI, 2010. An approach for the generation and adaptation of zSlices based general type-2 fuzzy sets from interval type-2 fuzzy sets to model agreement with application to Intelligent Environments In: Fuzzy Systems (FUZZ), 2010 IEEE International Conference on. 1-8
  • WAGNER, CHRISTIAN and HAGRAS, HANI, 2010. A collection operator for type-2 fuzzy logic systems In: Computational Intelligence (UKCI), 2010 UK Workshop on. 1-6
  • WAGNER, CHRISTIAN and HAGRAS, HANI, 2010. Uncertainty and type-2 fuzzy sets and systems In: Computational Intelligence (UKCI), 2010 UK Workshop on. 1-5
  • WAGNER, CHRISTIAN and HAGRAS, HANI, 2010. Fuzzy composite concepts based on human reasoning In: Information Reuse and Integration (IRI), 2010 IEEE International Conference on. 308-313
  • JAMMEH, E.A., FLEURY, M., WAGNER, C., HAGRAS, H. and GHANBARI, M., 2009. Interval type-2 fuzzy logic congestion control for video streaming across IP networks IEEE Transactions On Fuzzy Systems. 17(5), 1123-1142
  • WAGNER, C. and HAGRAS, H., 2009. zSlices based general type-2 FLC for the control of autonomous mobile robots in real world environments In: Proceedings of the 2009 IEEE International Conference on Fuzzy Systems, Jeju Island, Korea. 718-725
  • HAGRAS, CHRISTIAN WAGNER HANI, 2009. Novel methods for the design of general type-2 fuzzy sets based on device characteristics and linguistic labels surveys
  • HEINROTH, TOBIAS, KAMEAS, ACHILLES, WAGNER, CHRISTIAN and BELLIK, YACINE, 2009. A proposal for realizing adaptive ambient ecologies through an ontology-based multi-agent system In: Intelligent Agents, 2009. IA'09. IEEE Symposium on. 47-54
  • HAGRAS, HANI and WAGNER, CHRISTIAN, 2009. Introduction to interval type-2 fuzzy logic controllers-towards better uncertainty handling in real world applications IEEE Systems, Man and Cybernetics eNewsletterIssue. 27,
  • WAGNER, C. and HAGRAS, H., 2008. zSlices--towards bridging the gap between interval and general type-2 fuzzy logic In: Proceedings of the IEEE International Conference of Fuzzy Systems, Hong Kong, China, June 2008. 489-497
  • CHRISTIAN WAGNER and HANI HAGRAS, 2008. Towards bridging the gap between Interval and General Type-2 Fuzzy Logic In: Proceedings of the IEEE International Conference of Fuzzy Systems, Hong Kong, China, June 2008. 489-497
  • WAGNER, CHRISTIAN and HAGRAS, HANI, 2008. Employing interpolation to enable higher order fuzzy logic controllers on resource constrained embedded devices UKCI.
  • JAMMEH, E, FLEURY, M, WAGNER, C, HAGRAS, H and GHANBARI, M, 2008. Interval type-2 fuzzy logic congestion control of video streaming In: Intelligent Environments, 2008 IET 4th International Conference on. 1-8
  • WAGNER, CHRISTIAN and HAGRAS, HANI, 2007. A genetic algorithm based architecture for evolving type-2 fuzzy logic controllers for real world autonomous mobile robots In: Fuzzy Systems Conference, 2007. FUZZ-IEEE 2007. IEEE International. 1-6
  • WAGNER, CHRISTIAN and HAGRAS, HANI, 2007. Evolving Type-2 Fuzzy Logic Controllers for Autonomous Mobile Robots Analysis and Design of Intelligent Systems using Soft Computing Techniques. 16-25
  • zSlices – Towards bridging the gap between Interval and General Type-2 Fuzzy Logic. In: Proceedings of the IEEE International Conference of Fuzzy Systems, Hong Kong, China, June 2008 489-497
  • C WAGNER, C GOUMOPOULOS and H HAGRAS, Emerging and adaptive fuzzy logic based behaviours in activity sphere centred ambient ecologies Pervasive and Mobile Computing.
  • DENT, IAN, WAGNER, CHRISTIAN, AICKELIN, UWE and RODDEN, TOM, Creating Personalised Energy Plans: From Groups to Individuals using Fuzzy C Means Clustering

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