Christian Wagner

Orcid: 0000-0002-6121-9722

Affiliations:
  • University of Nottingham, School of Computer Science, UK
  • Michigan Technological University, Institute of Computing and Cybersystems, Houghton, MI, USA
  • University of Essex, Department of Computer Science, Colchester, UK


According to our database1, Christian Wagner authored at least 153 papers between 2007 and 2024.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of four.

Timeline

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Bibliography

2024
IEEE CIS VP-Technical Activities Vision Statement [Society Briefs].
IEEE Comput. Intell. Mag., February, 2024

Breaking Boundaries Initiative: Workshop on Industry-Academia Collaboration [Technical Activities].
IEEE Comput. Intell. Mag., February, 2024

Toward Handling Uncertainty-At-Source in AI - A Review and Next Steps for Interval Regression.
IEEE Trans. Artif. Intell., January, 2024

Gradient-based Fuzzy System Optimisation via Automatic Differentiation - FuzzyR as a Use Case.
CoRR, 2024

2023
Explaining time series classifiers through meaningful perturbation and optimisation.
Inf. Sci., October, 2023

The Energy Prediction Smart-Meter Dataset: Analysis of Previous Competitions and Beyond.
CoRR, 2023

Towards Causal Fuzzy System Rules Using Causal Direction.
Proceedings of the IEEE International Conference on Fuzzy Systems, 2023

A Restricted Parametrized Model for Interval-Valued Regression.
Proceedings of the IEEE International Conference on Fuzzy Systems, 2023

Decomposing Conventional Fuzzy Logic Systems to Hierarchical Fuzzy Systems.
Proceedings of the IEEE International Conference on Fuzzy Systems, 2023

An Initial Step Towards Stable Explanations for Multivariate Time Series Classifiers with LIME.
Proceedings of the IEEE International Conference on Fuzzy Systems, 2023

Driving Risk Assessment Using Intervals and Weighted Fuzzy Rules.
Proceedings of the IEEE International Conference on Fuzzy Systems, 2023

2022
Extension of Restricted Equivalence Functions and Similarity Measures for Type-2 Fuzzy Sets.
IEEE Trans. Fuzzy Syst., 2022

A Constrained Parametric Approach for Modeling Uncertain Data.
IEEE Trans. Fuzzy Syst., 2022

Interval type-2 fuzzy set based time series forecasting using a data-driven partitioning approach.
Evol. Syst., 2022

JuzzyPy - A Python Library to Create Type - 1, Interval Type-2 and General Type-2 Fuzzy Logic Systems.
Proceedings of the IEEE Symposium Series on Computational Intelligence, 2022

Feature Importance Identification for Time Series Classifiers.
Proceedings of the IEEE International Conference on Systems, Man, and Cybernetics, 2022

A New evolving Fuzzy System with Mechanisms to Deal With Uncertainties in Times Series Forecasting.
Proceedings of the 2022 IEEE Latin American Conference on Computational Intelligence (LA-CCI), 2022

Counterfactual rule generation for fuzzy rule-based classification systems.
Proceedings of the IEEE International Conference on Fuzzy Systems, 2022

Modelling Hierarchical Fuzzy Systems for Mango Grading via FuzzyR Toolkit.
Proceedings of the IEEE International Conference on Fuzzy Systems, 2022

Alpha-cut based compositional representation of fuzzy sets and exploration of associated fuzzy set regression.
Proceedings of the IEEE International Conference on Fuzzy Systems, 2022

Visualization of Interval Regression for Facilitating Data and Model Insight.
Proceedings of the IEEE International Conference on Fuzzy Systems, 2022

Does Permitting Uncertain Estimates Help or Hinder the Wisdom of Crowds?
Proceedings of the IEEE International Conference on Fuzzy Systems, 2022

2021
Toward a Framework for Capturing Interpretability of Hierarchical Fuzzy Systems - A Participatory Design Approach.
IEEE Trans. Fuzzy Syst., 2021

A Fast Inference and Type-Reduction Process for Constrained Interval Type-2 Fuzzy Systems.
IEEE Trans. Fuzzy Syst., 2021

Towards Handling Uncertainty-at-Source in AI - A Review and Next Steps for Interval Regression.
CoRR, 2021

Compositional Linear Regression on Interval-valued Data.
Proceedings of the IEEE Symposium Series on Computational Intelligence, 2021

Learning Causal Fuzzy Logic Rules by Leveraging Markov Blankets.
Proceedings of the 2021 IEEE International Conference on Systems, Man, and Cybernetics, 2021

Image Augmentation Using a Task Guided Generative Adversarial Network for Age Estimation on Brain MRI.
Proceedings of the Medical Image Understanding and Analysis - 25th Annual Conference, 2021

Designing the Hierarchical Fuzzy Systems Via FuzzyR Toolbox.
Proceedings of the 30th IEEE International Conference on Fuzzy Systems, 2021

Self-Organised Direction Aware Data Partitioning for Type-2 Fuzzy Time Series Prediction.
Proceedings of the 30th IEEE International Conference on Fuzzy Systems, 2021

Interval-Valued Regression - Sensitivity to Data Set Features.
Proceedings of the 30th IEEE International Conference on Fuzzy Systems, 2021

A Fuzzy Logic-Based Trust Estimation in Edge-Enabled Vehicular Ad Hoc Networks.
Proceedings of the 30th IEEE International Conference on Fuzzy Systems, 2021

Do People Prefer to Give Interval-Valued or Point Estimates and Why?
Proceedings of the 30th IEEE International Conference on Fuzzy Systems, 2021

An Extension of the FuzzyR Toolbox for Non-Singleton Fuzzy Logic Systems.
Proceedings of the 30th IEEE International Conference on Fuzzy Systems, 2021

2020
ADONiS - Adaptive Online Nonsingleton Fuzzy Logic Systems.
IEEE Trans. Fuzzy Syst., 2020

On the Relationship Between Similarity Measures and Thresholds of Statistical Significance in the Context of Comparing Fuzzy Sets.
IEEE Trans. Fuzzy Syst., 2020

A Similarity Measure Based on Bidirectional Subsethood for Intervals.
IEEE Trans. Fuzzy Syst., 2020

On the choice of similarity measures for type-2 fuzzy sets.
Inf. Sci., 2020

Similarity between interval-valued fuzzy sets taking into account the width of the intervals and admissible orders.
Fuzzy Sets Syst., 2020

Capturing Individuals' Uncertainties-On Establishing the Validity of an Interval-Valued Survey Response Mode.
CoRR, 2020

A Generic Ensemble Based Deep Convolutional Neural Network for Semi-Supervised Medical Image Segmentation.
Proceedings of the 17th IEEE International Symposium on Biomedical Imaging, 2020

Performance and Interpretability in Fuzzy Logic Systems - Can We Have Both?
Proceedings of the Information Processing and Management of Uncertainty in Knowledge-Based Systems, 2020

A Bidirectional Subsethood Based Fuzzy Measure for Aggregation of Interval-Valued Data.
Proceedings of the Information Processing and Management of Uncertainty in Knowledge-Based Systems, 2020

An Improved Complexity Measure in Hierarchical Fuzzy Systems.
Proceedings of the 29th IEEE International Conference on Fuzzy Systems, 2020

Choosing Sample Sizes for Statistical Measures on Interval-Valued Data.
Proceedings of the 29th IEEE International Conference on Fuzzy Systems, 2020

Insights from interval-valued ratings of consumer products - a DECSYS appraisal.
Proceedings of the 29th IEEE International Conference on Fuzzy Systems, 2020

Juzzy Constrained: Software for Constrained Interval Type-2 Fuzzy Sets and Systems in Java.
Proceedings of the 29th IEEE International Conference on Fuzzy Systems, 2020

Uncertainty-Aware Forecasting of Renewable Energy Sources.
Proceedings of the 2020 IEEE International Conference on Big Data and Smart Computing, 2020

2019
Identifying Heavy Goods Vehicle Driving Styles in the United Kingdom.
IEEE Trans. Intell. Transp. Syst., 2019

Measuring the Directional or Non-directional Distance Between Type-1 and Type-2 Fuzzy Sets With Complex Membership Functions.
IEEE Trans. Fuzzy Syst., 2019

ABOOMS: Overcoming the Hurdles of Continuous-Time Public Goods Games with a Simulation-Based Approach.
J. Artif. Soc. Soc. Simul., 2019

Exploring the group holiday decision-making process with the support of technology.
Inf. Process. Manag., 2019

Agent-Based Simulation Modelling for Reflecting on Consequences of Digital Mental Health.
CoRR, 2019

Combining clustering and classification ensembles: A novel pipeline to identify breast cancer profiles.
Artif. Intell. Medicine, 2019

Towards Real-Time Heavy Goods Vehicle Driving Behaviour Classification in the United Kingdom.
Proceedings of the 2019 IEEE Intelligent Transportation Systems Conference, 2019

Paid Crowdsourcing, Low Income Contributors, and Subjectivity.
Proceedings of the Artificial Intelligence Applications and Innovations, 2019

A Measure of Structural Complexity of Hierarchical Fuzzy Systems Adapted from Software Engineering.
Proceedings of the 2019 IEEE International Conference on Fuzzy Systems, 2019

Leveraging IT2 Input Fuzzy Sets in Non-Singleton Fuzzy Logic Systems to Dynamically Adapt to Varying Uncertainty Levels.
Proceedings of the 2019 IEEE International Conference on Fuzzy Systems, 2019

Measuring Inter-group Agreement on zSlice Based General Type-2 Fuzzy Sets.
Proceedings of the 2019 IEEE International Conference on Fuzzy Systems, 2019

On Comparing and Selecting Approaches to Model Interval-Valued Data as Fuzzy Sets.
Proceedings of the 2019 IEEE International Conference on Fuzzy Systems, 2019

Measuring Similarity Between Discontinuous Intervals - Challenges and Solutions.
Proceedings of the 2019 IEEE International Conference on Fuzzy Systems, 2019

DECSYS - Discrete and Ellipse-based response Capture SYStem.
Proceedings of the 2019 IEEE International Conference on Fuzzy Systems, 2019

Fuzzy Integral Driven Ensemble Classification using A Priori Fuzzy Measures.
Proceedings of the 2019 IEEE International Conference on Fuzzy Systems, 2019

Exploring How Component Factors and Their Uncertainty Affect Judgements of Risk in Cyber-Security.
Proceedings of the Critical Information Infrastructures Security, 2019

2018
A Human Factors Approach to Exploring the Experience of Group Trip Planning from the Perspective of Intragroup Interaction.
Int. J. Hum. Comput. Interact., 2018

Interpretability and Complexity of Design in the Creation of Fuzzy Logic Systems - A User Study.
Proceedings of the IEEE Symposium Series on Computational Intelligence, 2018

A Multivalued Emotion Lexicon Created and Evaluated by the Crowd.
Proceedings of the Fifth International Conference on Social Networks Analysis, 2018

Noise Parameter Estimation for Non-Singleton Fuzzy Logic Systems.
Proceedings of the IEEE International Conference on Systems, Man, and Cybernetics, 2018

Efficient Binary Fuzzy Measure Representation and Choquet Integral Learning.
Proceedings of the Information Processing and Management of Uncertainty in Knowledge-Based Systems. Theory and Foundations, 2018

Comparison of Fuzzy Integral-Fuzzy Measure Based Ensemble Algorithms with the State-of-the-Art Ensemble Algorithms.
Proceedings of the Information Processing and Management of Uncertainty in Knowledge-Based Systems. Theory and Foundations, 2018

Exploring Subsethood to Determine Firing Strength in Non-Singleton Fuzzy Logic Systems.
Proceedings of the 2018 IEEE International Conference on Fuzzy Systems, 2018

A Bidirectional Subsethood Based Similarity Measure for Fuzzy Sets.
Proceedings of the 2018 IEEE International Conference on Fuzzy Systems, 2018

SPFI: Shape-Preserving Choquet Fuzzy Integral for Non-Normal Fuzzy Set-Valued Evidence.
Proceedings of the 2018 IEEE International Conference on Fuzzy Systems, 2018

2017
Linking sensory perceptions anc physical properties of orange drinks.
Proceedings of the 2017 IEEE International Conference on Systems, Man, and Cybernetics, 2017

Determining Firing Strengths Through a Novel Similarity Measure to Enhance Uncertainty Handling in Non-singleton Fuzzy Logic Systems.
Proceedings of the 9th International Joint Conference on Computational Intelligence, 2017

The arithmetic recursive average as an instance of the recursive weighted power mean.
Proceedings of the 2017 IEEE International Conference on Fuzzy Systems, 2017

Interpretability indices for hierarchical fuzzy systems.
Proceedings of the 2017 IEEE International Conference on Fuzzy Systems, 2017

Exploring the use of type-2 fuzzy sets in multi-criteria decision making based on TOPSIS.
Proceedings of the 2017 IEEE International Conference on Fuzzy Systems, 2017

Novel similarity measure for interval-valued data based on overlapping ratio.
Proceedings of the 2017 IEEE International Conference on Fuzzy Systems, 2017

Interval-valued sensory evaluation for customized beverage product formulation and continuous manufacturing.
Proceedings of the 2017 IEEE International Conference on Fuzzy Systems, 2017

Efficient modeling and representation of agreement in interval-valued data.
Proceedings of the 2017 IEEE International Conference on Fuzzy Systems, 2017

Similarity-based non-singleton fuzzy logic control for improved performance in UAVs.
Proceedings of the 2017 IEEE International Conference on Fuzzy Systems, 2017

2016
Improved Uncertainty Capture for Nonsingleton Fuzzy Systems.
IEEE Trans. Fuzzy Syst., 2016

Optimising Rule-Based Classification in Temporal Data.
CoRR, 2016

Modelling cyber-security experts' decision making processes using aggregation operators.
Comput. Secur., 2016

Measuring agreement on linguistic expressions in medical treatment scenarios.
Proceedings of the 2016 IEEE Symposium Series on Computational Intelligence, 2016

Improving security requirements adequacy.
Proceedings of the 2016 IEEE Symposium Series on Computational Intelligence, 2016

Fuzzy Integral for Rule Aggregation in Fuzzy Inference Systems.
Proceedings of the Information Processing and Management of Uncertainty in Knowledge-Based Systems, 2016

Measuring Player's Behaviour Change over Time in Public Goods Game.
Proceedings of SAI Intelligent Systems Conference (IntelliSys) 2016, 2016

A similarity-based inference engine for non-singleton fuzzy logic systems.
Proceedings of the 2016 IEEE International Conference on Fuzzy Systems, 2016

Exploring differences in interpretation of words essential in medical expert-patient communication.
Proceedings of the 2016 IEEE International Conference on Fuzzy Systems, 2016

Measuring the similarity between zSlices general type-2 fuzzy sets with non-normal secondary membership functions.
Proceedings of the 2016 IEEE International Conference on Fuzzy Systems, 2016

Modelling uncertainty in production processes using non-singleton fuzzification and fuzzy cognitive maps - a virgin olive oil case study.
Proceedings of the 2016 IEEE International Conference on Fuzzy Systems, 2016

An exploration of issues and limitations in current methods of TOPSIS and fuzzy TOPSIS.
Proceedings of the 2016 IEEE International Conference on Fuzzy Systems, 2016

A comparative study on the control of quadcopter UAVs by using singleton and non-singleton fuzzy logic controllers.
Proceedings of the 2016 IEEE International Conference on Fuzzy Systems, 2016

Contrasting singleton type-1 and interval type-2 non-singleton type-1 fuzzy logic systems.
Proceedings of the 2016 IEEE International Conference on Fuzzy Systems, 2016

Cancer subtype identification pipeline: A classifusion approach.
Proceedings of the IEEE Congress on Evolutionary Computation, 2016

2015
Towards better uncertainty handling based on zSlices and general type-2 fuzzy logic systems.
PhD thesis, 2015

From Interval-Valued Data to General Type-2 Fuzzy Sets.
IEEE Trans. Fuzzy Syst., 2015

Data-Informed Fuzzy Measures for Fuzzy Integration of Intervals and Fuzzy Numbers.
IEEE Trans. Fuzzy Syst., 2015

Adaptive Data Communication Interface: A User-Centric Visual Data Interpretation Framework.
Proceedings of the 2015 IEEE TrustCom/BigDataSE/ISPA, 2015

Applying Interval Type-2 Fuzzy Rule Based Classifiers Through a Cluster-Based Class Representation.
Proceedings of the IEEE Symposium Series on Computational Intelligence, 2015

Generating Uncertain Fuzzy Logic Rules from Surveys: Capturing Subjective Relationships between Variables from Human Experts.
Proceedings of the 2015 IEEE International Conference on Systems, 2015

A Comparison between Two Types of Fuzzy TOPSIS Method.
Proceedings of the 2015 IEEE International Conference on Systems, 2015

A Simplified Method of FOU Design Utlising Simulated Annealing.
Proceedings of the 2015 IEEE International Conference on Systems, 2015

Real-world utility of non-singleton fuzzy logic systems: A case of environmental management.
Proceedings of the 2015 IEEE International Conference on Fuzzy Systems, 2015

Changes under the hood - a new type of non-singleton fuzzy logic system.
Proceedings of the 2015 IEEE International Conference on Fuzzy Systems, 2015

"Give me what I want" - enabling complex queries on rich multi-attribute data.
Proceedings of the 2015 IEEE International Conference on Fuzzy Systems, 2015

On transitioning from type-1 to interval type-2 fuzzy logic systems.
Proceedings of the 2015 IEEE International Conference on Fuzzy Systems, 2015

2014
Extension of the Fuzzy Integral for General Fuzzy Set-Valued Information.
IEEE Trans. Fuzzy Syst., 2014

Modeling urban road risky driving behaviors in China with multi-agent microscopic traffic simulation.
Proceedings of the 17th International IEEE Conference on Intelligent Transportation Systems, 2014

Comparison of Distance metrics for hierarchical data in medical databases.
Proceedings of the 2014 International Joint Conference on Neural Networks, 2014

Juzzy online: An online toolkit for the design, implementation, execution and sharing of Type-1 and Type-2 fuzzy logic systems.
Proceedings of the IEEE International Conference on Fuzzy Systems, 2014

Towards data-driven environmental planning and policy design-leveraging fuzzy logic to operationalize a planning framework.
Proceedings of the IEEE International Conference on Fuzzy Systems, 2014

Exploring statistical attributes obtained from fuzzy agreement models.
Proceedings of the IEEE International Conference on Fuzzy Systems, 2014

Analysing fuzzy sets through combining measures of similarity and distance.
Proceedings of the IEEE International Conference on Fuzzy Systems, 2014

A fuzzy directional distance measure.
Proceedings of the IEEE International Conference on Fuzzy Systems, 2014

L-fuzzy inference.
Proceedings of the IEEE International Conference on Fuzzy Systems, 2014

Type-1 or interval type-2 fuzzy logic systems - On the relationship of the amount of uncertainty and FOU size.
Proceedings of the IEEE International Conference on Fuzzy Systems, 2014

2013
zSlices Based General Type-2 Fuzzy Sets and Systems.
Proceedings of the Advances in Type-2 Fuzzy Sets and Systems - Theory and Applications, 2013

Multiobjective Optimization and Comparison of Nonsingleton Type-1 and Singleton Interval Type-2 Fuzzy Logic Systems.
IEEE Trans. Fuzzy Syst., 2013

Creating Personalised Energy Plans. From Groups to Individuals using Fuzzy C Means Clustering.
CoRR, 2013

Special Issue on Computational Intelligence and Affective Computing [Guest Editorial].
IEEE Comput. Intell. Mag., 2013

Indices for Introspection on the Choquet Integral.
Proceedings of the Advance Trends in Soft Computing, 2013

Comparison of crisp systems and fuzzy systems in agent-based simulation: A case study of soccer penalties.
Proceedings of the 13th UK Workshop on Computational Intelligence, 2013

Measuring the directional distance between fuzzy sets.
Proceedings of the 13th UK Workshop on Computational Intelligence, 2013

Juzzy - A Java based toolkit for Type-2 Fuzzy Logic.
Proceedings of the 2013 IEEE Symposium on Advances in Type-2 Fuzzy Logic Systems, 2013

Similarity based applications for data-driven concept and word models based on type-1 and type-2 fuzzy sets.
Proceedings of the FUZZ-IEEE 2013, 2013

Generalization of the Fuzzy Integral for discontinuous interval- and non-convex interval fuzzy set-valued inputs.
Proceedings of the FUZZ-IEEE 2013, 2013

Extending similarity measures of interval type-2 fuzzy sets to general type-2 fuzzy sets.
Proceedings of the FUZZ-IEEE 2013, 2013

Fuzzy integrals of crowd-sourced intervals using a measure of generalized accord.
Proceedings of the FUZZ-IEEE 2013, 2013

2012
Emerging and adaptive fuzzy logic based behaviours in activity sphere centred ambient ecologies.
Pervasive Mob. Comput., 2012

Symbiotic Ecologies in Next Generation Ambient Intelligent Environments.
Int. J. Next Gener. Comput., 2012

Towards the Wide Spread Use of Type-2 Fuzzy Logic Systems in Real World Applications.
IEEE Comput. Intell. Mag., 2012

Extracting meta-measures from data for fuzzy aggregation of crowd sourced information.
Proceedings of the FUZZ-IEEE 2012, 2012

Constructing General Type-2 fuzzy sets from interval-valued data.
Proceedings of the FUZZ-IEEE 2012, 2012

Dynamic Profile-Selection for zSlices based type-2 fuzzy agents controlling multi-user Ambient Intelligent Environments.
Proceedings of the FUZZ-IEEE 2012, 2012

Sugeno fuzzy integral generalizations for Sub-normal Fuzzy set-valued inputs.
Proceedings of the FUZZ-IEEE 2012, 2012

2011
Employing zSlices based general type-2 fuzzy sets to model multi level agreement.
Proceedings of the 2011 IEEE Symposium on Advances in Type-2 Fuzzy Logic Systems, 2011

On comparing non-singleton type-1 and singleton type-2 fuzzy controllers for a nonlinear servo system.
Proceedings of the 2011 IEEE Symposium on Advances in Type-2 Fuzzy Logic Systems, 2011

FollowMe: The Persistent GUI.
Proceedings of the Sixth International Symposium on Parallel Computing in Electrical Engineering (PARELEC 2011), 2011

A fuzzy toolbox for the R programming language.
Proceedings of the FUZZ-IEEE 2011, 2011

Interpreting fuzzy set operations and Multi Level Agreement in a Computing with Words context.
Proceedings of the FUZZ-IEEE 2011, 2011

2010
Toward General Type-2 Fuzzy Logic Systems Based on zSlices.
IEEE Trans. Fuzzy Syst., 2010

Fuzzy Composite Concepts based on human reasoning.
Proceedings of the IEEE International Conference on Information Reuse and Integration, 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.
Proceedings of the FUZZ-IEEE 2010, 2010

2009
Interval Type-2 Fuzzy Logic Congestion Control for Video Streaming Across IP Networks.
IEEE Trans. Fuzzy Syst., 2009

A Proposal for Realizing Adaptive Ambient Ecologies through an ontology-based Multi-Agent System.
Proceedings of the IEEE Symposium on Intelligent Agents, IA 2009, part of the IEEE Symposium Series on Computational Intelligence 2009, Nashville, TN, USA, March 30, 2009, 2009

zSlices based general type-2 FLC for the control of autonomous mobile robots in real world environments.
Proceedings of the FUZZ-IEEE 2009, 2009

Novel Methods for the Design of General Type-2 Fuzzy Sets based on Device Characteristics and Linguistic Labels Surveys.
Proceedings of the Joint 2009 International Fuzzy Systems Association World Congress and 2009 European Society of Fuzzy Logic and Technology Conference, 2009

2008
zSlices - towards bridging the gap between interval and general type-2 fuzzy logic.
Proceedings of the FUZZ-IEEE 2008, 2008

2007
Evolving Type-2 Fuzzy Logic Controllers for Autonomous Mobile Robots.
Proceedings of the Analysis and Design of Intelligent Systems using Soft Computing Techniques, 2007

A Genetic Algorithm Based Architecture for Evolving Type-2 Fuzzy Logic Controllers for Real World Autonomous Mobile Robots.
Proceedings of the FUZZ-IEEE 2007, 2007


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