Foundations of Fuzzy Logic and Soft Computing: 12th International Fuzzy Systems Association World Congress, IFSA 2007, Cancun, Mexico, June 18-21, 2007. Proceedings

Front Matter....Pages -
Front Matter....Pages 1-1
Estimating Variance Under Interval and Fuzzy Uncertainty: Case of Hierarchical Estimation....Pages 3-12
Testing Stochastic Arithmetic and CESTAC Method Via Polynomial Computation....Pages 13-22
Friction Model by Using Fuzzy Differential Equations....Pages 23-32
From Interval Computations to Constraint-Related Set Computations: Towards Faster Estimation of Statistics and ODEs Under Interval, p-Box, and Fuzzy Uncertainty....Pages 33-42
Non-commutative System of Fuzzy Interval Logic Generated by the Checklist Paradigm Measure m 3 Containing Early Zadeh Implication....Pages 43-55
Points with Type-2 Operations....Pages 56-65
Front Matter....Pages 67-67
Atanassov’s Intuitionistic Fuzzy Sets as a Classification Model....Pages 69-75
Classification with Nominal Data Using Intuitionistic Fuzzy Sets....Pages 76-85
Intuitionistic Fuzzy Histograms of an Image....Pages 86-95
Image Threshold Using A-IFSs Based on Bounded Histograms....Pages 96-103
The Role of Entropy in Intuitionistic Fuzzy Contrast Enhancement....Pages 104-113
Representation of Rough Sets Based on Intuitionistic Fuzzy Special Sets....Pages 114-121
Front Matter....Pages 123-123
Towards Vague Query Answering in Logic Programming for Logic-Based Information Retrieval....Pages 125-134
On Browsing Domain Ontologies for Information Base Content....Pages 135-144
Fuzzy Tree Mining: Go Soft on Your Nodes....Pages 145-154
Numerical Properties of Fuzzy Regions: Surface Area....Pages 155-161
Qualification of Fuzzy Statements Under Fuzzy Certainty....Pages 162-170
Weighted Conjunctive and Disjunctive Aggregation of Possibilistic Truth Values....Pages 171-180
Bipolar Queries Using Various Interpretations of Logical Connectives....Pages 181-190
A Hierarchical Approach to Object Comparison....Pages 191-198
Front Matter....Pages 123-123
FuzzyXPath: Using Fuzzy Logic an IR Features to Approximately Query XML Documents....Pages 199-208
Front Matter....Pages 209-209
Designing Representative Bodies When the Voter Preferences Are Fuzzy....Pages 211-219
Possibility Based Modal Semantics for Graded Modifiers....Pages 220-230
New Perspective for Structural Learning Method of Neural Networks....Pages 231-240
Front Matter....Pages 241-241
Web Usage Mining Via Fuzzy Logic Techniques....Pages 243-252
Deduction Engine Design for PNL-Based Question Answering System....Pages 253-262
Granular Computing and Modeling the Human Thoughts in Web Documents....Pages 263-270
Front Matter....Pages 271-271
Extracting Fuzzy Linguistic Summaries Based on Including Degree Theory and FCA....Pages 273-283
Linguistic Summarization of Time Series by Using the Choquet Integral....Pages 284-294
Visualization of Possibilistic Potentials....Pages 295-303
Front Matter....Pages 305-305
Selection Criteria for Fuzzy Unsupervised Learning: Applied to Market Segmentation....Pages 307-317
Fuzzy Backpropagation Neural Networks for Nonstationary Data Prediction....Pages 318-327
Fuzzy Model Based Iterative Learning Control for Phenol Biodegradation....Pages 328-337
Fuzzy Modelling Methodologies for Large Database....Pages 338-347
Front Matter....Pages 349-349
On Possibilistic/Fuzzy Optimization....Pages 351-360
The Use of Interval-Valued Probability Measures in Optimization Under Uncertainty for Problems Containing a Mixture of Fuzzy, Possibilisitic, and Interval Uncertainty....Pages 361-370
On Selecting an Algorithm for Fuzzy Optimization....Pages 371-380
A Risk-Minimizing Model Under Uncertainty in Portfolio....Pages 381-391
Front Matter....Pages 393-393
Weighted Pattern Trees: A Case Study with Customer Satisfaction Dataset....Pages 395-406
Fuzziness and Performance: An Empirical Study with Linguistic Decision Trees....Pages 407-416
Front Matter....Pages 417-417
Semi–Boolean and Hyper–Archimedean BL –Algebras....Pages 419-426
A Fuzzy Hahn-Banach Theorem....Pages 427-435
The Algebraic Properties of Linguistic Value “Truth” and Its Reasoning....Pages 436-444
Fuzzy Subgroups with Meet Operation in the Connection of Möbius Transformations....Pages 445-450
A Method for Automatic Membership Function Estimation Based on Fuzzy Measures....Pages 451-460
Counting Finite Residuated Lattices....Pages 461-470
On Proofs and Rule of Multiplication in Fuzzy Attribute Logic....Pages 471-480
Graded Fuzzy Rules....Pages 481-490
On External Measures for Validation of Fuzzy Partitions....Pages 491-501
Coherence Index of Radial Conjunctive Fuzzy Systems....Pages 502-512
Topology in Fuzzy Class Theory: Basic Notions....Pages 513-522
Features of Mathematical Theories in Formal Fuzzy Logic....Pages 523-532
A New Method to Compare Dynamical Systems....Pages 533-542
Advances in the Geometrical Study of Rotation-Invariant T-Norms....Pages 543-552
Fuzzy Reversed Posynomial Geometric Programming and Its Dual Form....Pages 553-562
Posynomial Fuzzy Relation Geometric Programming....Pages 563-572
Front Matter....Pages 573-573
A Vector Similarity Measure for Type-1 Fuzzy Sets....Pages 575-583
On Approximate Representation of Type-2 Fuzzy Sets Using Triangulated Irregular Network....Pages 584-593
Hybrid Control for an Autonomous Wheeled Mobile Robot Under Perturbed Torques....Pages 594-603
Type-2 Fuzzy Logic for Improving Training Data and Response Integration in Modular Neural Networks for Image Recognition....Pages 604-612
Front Matter....Pages 613-613
A Fuzzy Model for Olive Oil Sensory Evaluation....Pages 615-624
An Interval-Based Index Structure for Structure Elucidation in Chemical Databases....Pages 625-634
Fuzzy Cognitive Layer in RoboCupSoccer....Pages 635-645
An Approach to Theory of Fuzzy Discrete Signals....Pages 646-655
Using Gradual Numbers for Solving Fuzzy-Valued Combinatorial Optimization Problems....Pages 656-665
Fuzzy Classifier with Probabilistic IF-THEN Rules....Pages 666-676
Fuzzy Adaptive Search Method for Parallel Genetic Algorithm Tuned by Evolution Degree Based on Diversity Measure....Pages 677-687
Fuzzy Controller for Robot Manipulators....Pages 688-697
Collaboration Between Hyperheuristics to Solve Strip-Packing Problems....Pages 698-707
Front Matter....Pages 709-709
Discrete-Time Recurrent High Order Neural Observer for Induction Motors....Pages 711-721
Strict Generalization in Multilayered Perceptron Networks....Pages 722-731
Fault Tolerant Control of a Three Tank Benchmark Using Weighted Predictive Control....Pages 732-742
Synchronization in Arrays of Chaotic Neural Networks....Pages 743-754
Front Matter....Pages 755-755
On Fuzzy Projection-Based Utility Decomposition in Compound Multi-agent Negotiations....Pages 757-766
Conditional Dempster-Shafer Theory for Uncertain Knowledge Updating....Pages 767-777
Ant Colony Optimization Applied to Feature Selection in Fuzzy Classifiers....Pages 778-788
Artificial Bee Colony (ABC) Optimization Algorithm for Solving Constrained Optimization Problems....Pages 789-798
Beam-ACO Distributed Optimization Applied to Supply-Chain Management....Pages 799-809
A Cultural Algorithm with Operator Parameters Control for Solving Timetabling Problems....Pages 810-819
On Control for Agents Formation....Pages 820-828
Back Matter....Pages -