Advances in Artificial Intelligence - SBIA 2004 Book

	On modalities for vague notions	1
	Towards polynomial approximations of full propositional logic	11
	Using relevance to speed up inference : some empirical results	21
	A non-explosive treatment of functional dependencies using rewriting logic	31
	Reasoning about requirements evolution using clustered belief revision	41
	Analysing AI planning problems in linear logic - a partial deduction approach	52
	Planning with abduction : a logical framework to explore extensions to classical planning	62
	High-level robot programming : an abductive approach using event calculus	73
	Word equation systems : the heuristic approach	83
	A cooperative framework based on local search and constraint programming for solving discrete global optimisation	93
	Machine learned heuristics to improve constraint satisfaction	103
	Towards a natural way of reasoning	114
	Is plausible reasoning a sensible alternative for inductive-statistical reasoning?	124
	Paraconsistent sensitivity analysis for Bayesian significance tests	134
	An ontology for quantities in ecology	144
	Using color to help in the interactive concept formation	154
	Propositional reasoning for an embodied cognitive model	164
	A unified architecture to develop interactive knowledge based systems	174
	Evaluation of methods for sentence and lexical alignment of Brazilian Portuguese and English parallel texts	184
	Applying a lexical similarity measure to compare Portuguese term collections	194
	Dialog with a personal assistant	204
	Applying argumentative zoning in an automatic critiquer of academic writing	214
	DiZer : an automatic discourse analyzer for Brazilian Portuguese	224
	A comparison of automatic summarizers of texts in Brazilian Portuguese	235
	Heuristically accelerated Q-learning : a new approach to speed up reinforcement learning	245
	Using concept hierarchies in knowledge discovery	255
	A clustering method for symbolic interval-type data using adaptive chebyshev distances	266
	An efficient clustering method for high-dimensional data mining	276
	Learning with drift detection	286
	Learning with class skews and small disjuncts	296
	Making collaborative group recommendations based on modal symbolic data	307
	Search-based class discretization for hidden Markov model for regression	317
	SKDQL : a structured language to specify knowledge discovery processes and queries	326
	Symbolic communication in artificial creatures : an experiment in artificial life	336
	What makes a successful society? : experiments with population topologies in particle swarms	346
	Splinter : a generic framework for evolving modular finite state machines	356
	An hybrid GA/SVM approach for multiclass classification with directed acyclic graphs	366
	Dynamic allocation of data-objects in the Web, using self-tuning genetic algorithms	376
	Detecting promising areas by evolutionary clustering search	385
	A fractal fuzzy approach to clustering tendency analysis	395
	On stopping criteria for genetic algorithms	405
	A study of the reasoning methods impact on genetic learning and optimization of fuzzy rules	414
	Using rough sets theory and minimum description length principle to improve a [beta]-TSK fuzzy revision method for CBR systems	424
	Forgetting and fatigue in mobile robot navigation	434
	Texture classification using the Lempel-Ziv-Welch algorithm	444
	A clustering-based possibilistic method for image classification	454
	An experiment on handshape sign recognition using adaptive technology : preliminary results	464
	Recent advances on multi-agent patrolling	474
	On the convergence to and location of attractors of uncertain, dynamic games	484
	Norm consistency in electronic institutions	494
	Using the MOISE[superscript +] for a cooperative framework of MAS reorganisation	506
	A paraconsistent approach for offer evaluation in negotiations	516
	Sequential bilateral negotiation	526
	Towards to similarity identification to help in the agents' negotiation	536