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Aproximadamente 41 registro(s) hasta el momento: (knowledge)

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Toward integration of knowledge based systems and knowledge discovery systems
Rancan, Claudio - Pesado, Patricia - García-Martínez, Ramón

Formato:	Articulo, Articulo
Enlaces:	This paper presents a proposal for an architecture that integrates knowledge discovery systems (automatic acquisition) and knowledge based systems (experts systems). This work formulates considerations over the viability of the implementation of this architecture according to the advance of the…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Extracting contour lines from topographic maps based on cartography and graphics knowledge
Wu, Rui-Qing - Cheng, Xi-Ran - Yang, Cun-Jian

Formato:	Articulo, Articulo
Enlaces:	This paper addresses the problem of contour line extraction from scanned topographic maps in poor condition. A novel method is developed, using knowledge of cartography and graphics to extract contours by removing other layers which overlay the contours, and reconstructing…
Fecha:	2009-10-09
Recurso:	Unversidad Nacional de La Plata

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An overview of memory: some issues on structures and organization in the legal domain
Kaestner, Celso A. A. - Hasegawa, Fabiano M. - Santos, Emerson L. dos - Avila, Braulio C.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Lawyers often need to look for previous similar legal cases when analysing new ones. The more previous cases, the more time is spent. Classical search engines execute termbased retrieval, which may miss relevant documents as well as fetch several irrelevant…
Fecha:	2012-10-22
Recurso:	Unversidad Nacional de La Plata

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Architecture of a mobile-agent of a distributed knowledge management system
Villareal, Pablo - Galli, Ma. Rosa - Chiotti, Omar Juan Alfredo - Bailone, Esteban

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	This work describes a multi agent system designed to support the management of tacit knowledge that belongs to people of an organization. This is a distributed knowledge management system based on the use of mobile agents, which receive the user's…
Fecha:	2012-10-24
Recurso:	Unversidad Nacional de La Plata

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Knowledge insertion: an efficient approach to reduce search effort in evolutionary scheduling
Pandolfi, Daniel - Lasso, Marta - San Pedro, María Eugenia de - Villagra, Andrea - Gallard, Raúl Hector

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Evolutionary algorithms (EAs) are merely blind search algorithms, which only make use of the relative fitness of solutions, but completely ignore the nature of the problem. Their performance can be improved by using new multirecombinative approaches, which provide a good…
Fecha:	2012-10-22
Recurso:	Unversidad Nacional de La Plata

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Developing a Repository of Knowledge for virtual communities with semantic web technologies
Casalini, María Clara - Estevez, Elsa Clara - Fillottrani, Pablo Rubén

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The appearance and continuous growth of virtual communities on the web imposes the challenge of coping with the large amount of information and knowledge these communities produce. The Semantic Web with its set of standards and technologies provides the basic…
Fecha:	2012-09-28
Recurso:	Unversidad Nacional de La Plata

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Agent programming using defeasible argumentation for knowledgerepresentation and reasoning
Gottifredi, Sebastián - Simari, Guillermo Ricardo - García, Alejandro Javier

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	In this work two declarative approaches based on the BDI theory are studied, an agent programming language 3APL and an agent architecture that uses defeasible argumentation for knowledge representation and reasoning. Based on that study and considering that in 3APL…
Fecha:	2012-11-01
Recurso:	Unversidad Nacional de La Plata

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KISF: An interactive ontology framework
Pacheco, Edson José - Souza, Luiz C. Guarita - Shmeil, Marcos A. - Renaux, Douglas P. B.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Nowadays information circulates quickly in a human organization, what generates an internal difficulty in preserving inside the organization essential information to support decision-making. Decision Support Systems (DSS) aiding organizational decision-making, had, up to now, rigid inferences machines restricted to the…
Fecha:	2012-10-18
Recurso:	Unversidad Nacional de La Plata

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Belief dynamics and explanations in ansprolog
Simari, Gerardo I. - Falappa, Marcelo Alejandro

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Knowledge representation models are very important in the design of intelligent agents because they provide with mechanisms to manage beliefs and their dynamics. In this paper, we propose the use of AnsProlog* as a knowledge representation language, and develop a…
Fecha:	2012-10-22
Recurso:	Unversidad Nacional de La Plata

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10.

Knowledge extraction in large databases using adaptive strategies
Hasperué, Waldo

Formato:	Articulo, Revision
Enlaces:	The general objective of this thesis is the development of an adaptive technique for extracting knowledge in large databases. Nowadays, technology allows storing huge volumes of information. For this reason, the availability of techniques that allow, as a first stage,…
Fecha:	2013-03-26
Recurso:	Unversidad Nacional de La Plata

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11.

Non prioritized reasoning in intelligent agents
Falappa, Marcelo Alejandro - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The design of intelligent agents is greatly influenced by the many different models that exist to represent knowledge. It is essential that such agents have computationally adequate mechanisms to manage its knowledge, which more often than not is incomplete and/or…
Fecha:	2012-09-25
Recurso:	Unversidad Nacional de La Plata

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12.

Query expansion and noise treatment for information retrieval
Santos, Emerson L. dos - Avila, Braulio C. - Hasegawa, Fabiano M. - Kaestner, Celso A. A.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Most of the search engines available over the Web are based on mathematical approaches \| classical techniques in the Information Retrieval area. Thereby, they are suitable for the retrieval of documents containing some or all the terms of a query,…
Fecha:	2012-10-23
Recurso:	Unversidad Nacional de La Plata

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13.

ODE: ontology-based software development environment
Falbo, Ricardo de Almeida - Natali, Ana Candida Cruz - Mian, Paula Gomes - Bertollo, Gleidson - Ruy, Fabiano Borges

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Software tools processing partially common set of data should share an understanding of what these data mean. Since ontologies have been used to express formally a shared understanding of information, we argue that they can be used to improve integration…
Fecha:	2012-10-18
Recurso:	Unversidad Nacional de La Plata

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14.

A semantic web model for the situational awareness of indigenous knowledge in healt
Bassey, Patience - Ntekop, Mfon

Formato:	Articulo, Articulo
Enlaces:	Most unsupervised indigenous knowledge (IK) are known to be very useful in combating critical health issues as well as being dangerous if the administration is abused. Despite the fact that these locally prepared herbal medicine are not encouraged to be…
Fecha:	2013-10-03
Recurso:	Unversidad Nacional de La Plata

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15.

A first approach to abductive defeasible logic programming: formalization and properties
Gómez Lucero, Mauro J. - García, Alejandro Javier - Chesñevar, Carlos Iván - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	This article presents the confluence of two general ideas: Defeasible Logic Programming (DeLP, an argumentation based formalism for representing knowledge and reasoning) and Abduction in logic. In first place, we introduce a framework that formally states the problem of doing…
Fecha:	2012-11-02
Recurso:	Unversidad Nacional de La Plata

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16.

A general approach to the implementation of action theories
Simari, Guillermo Ricardo - García, Diego R. - Filocamo, Gabriel R.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Much effort has been dedicated to provide a general model of agents working in complex environments. This research focuses on the high level cognition used in determining the behavior of the agent. The language of the Situation Calculus represents a…
Fecha:	2012-09-25
Recurso:	Unversidad Nacional de La Plata

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17.

Towards a comparison criteria for CDeLP
Cobo, María Laura - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The development of systems with the ability to reason about change notion and actions has been of great importance for the artificial intelligence community. The definition and implementation of systems capable of managing defeasible, incomplete, unreliable, or uncertain information has…
Fecha:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

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18.

Optimization of tardiness related objectives in single machine environments via multirecombined evolutionary algorithms
San Pedro, María Eugenia de - Villagra, Andrea - Lasso, Marta - Pandolfi, Daniel - Vilanova, Gabriela - Vivar , M. Díaz de - Gallard, Raúl Hector

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Tardiness related objectives are of utmost importance in production systems when client satisfaction is a main goal of a company. These objectives measure the system response to the client requirements and rate manager´s performance In scheduling problems with diverse single…
Fecha:	2012-09-25
Recurso:	Unversidad Nacional de La Plata

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19.

Tableau calculi for description logics revision
Moguillansky, Martín O. - Falappa, Marcelo Alejandro

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Focusing on the Ontology Change problem, we consider an environment where Description Logics (DLs) are the logical formalization to express knowledge bases, and the integration of distributed ontologies is developed under new extensions and modifications of the Belief Revision theories…
Fecha:	2012-08-31
Recurso:	Unversidad Nacional de La Plata

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20.

Knowledge dynamics in a khepera robots’ application
Tamargo, Luciano H. - García, Alejandro Javier - Falappa, Marcelo Alejandro

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The theory change area have defined several operators trying to model the dynamic of knowledge. The goal of this work is to introduce a preprocessor of perceptions that could be part of an agent. The purpose of the preprocessor is…
Fecha:	2012-10-26
Recurso:	Unversidad Nacional de La Plata

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21.

Model contractions on description logics
Falappa, Marcelo Alejandro - Moguillansky, Martín O.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	When using tableaux algorithms to reason about Description Logics (DLs), new information is inferred from the models considered while trying to achieve knowledge satisfiability. By focusing the ontology change problem, we consider an environment where DLs are the logical formalization…
Fecha:	2012-11-02
Recurso:	Unversidad Nacional de La Plata

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22.

Abstract argumentation and dialogues between agents
Martínez, Diego C. - García, Alejandro Javier

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	A multiagent system (MAS) is made up of multiple interacting autonomous agents. It can be viewed as a society in which each agent performs its activity, cooperating to achieve common goals, or competing for them. Thus, every agent has the…
Fecha:	2012-09-25
Recurso:	Unversidad Nacional de La Plata

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23.

Checking semantics in UML models
Kahnert, Susana - Fillottrani, Pablo Rubén

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Modeling is one of the most crucial activities during all the phases in any software development life cycle. Typically, system development is a very complex task, and working with models helps to handle this complexity in an organized way, allowing…
Fecha:	2012-09-26
Recurso:	Unversidad Nacional de La Plata

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24.

Computing support for problem solving in virtual communities of practice
Casalini, María Clara - Estevez, Elsa Clara - Janowski, Thomas

Formato:	Articulo, Articulo
Enlaces:	The paper presents a formal model for a knowledge repository shared by members of a Virtual Community of Practice (VCPs), describes how the repository can be used to underpin collaborative problem solving, and how to build computer support for such…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

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25.

Software projects effort estimation using “use case points” method in the context of Project Management Body of Knowledge
Montejano, Germán Antonio - Uzal, Roberto - Riesco, Daniel Eduardo - Debnath, Narayan C.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	As a contribution to consider software projects to be risk investments, it is important the full standardization of either the planning methodology (as a subset of project management methodology) and the effort estimation method. We think there is important and…
Fecha:	2012-10-05
Recurso:	Unversidad Nacional de La Plata

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26.

SeDiCI (Intellectual Creation Diffusion Service)
De Giusti, Marisa Raquel

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The Intellectual Creation Diffusion Service (SeDiCI) of the UNLP was created with the main objective of communicating to the society all the knowledge acquired in different academic fields of our university. This is how we can return all the efforts…
Fecha:	2007-11-29
Recurso:	Unversidad Nacional de La Plata

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27.

Intel Xeon Phi Coprocessor High Performance Programming
More, Andres

Formato:	Articulo, Revision
Enlaces:	James Reinders (Chief Evangelist of Intel® Software at Intel) and Jim Jeffers (Principal Engineer at Intel) have gathered in this book the working knowledge of the people involved to prototype and productize the Intel® Xeon Phi coprocessor. This include…
Fecha:	2013-10-03
Recurso:	Unversidad Nacional de La Plata

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28.

Local-as-view integration of ontologies in defeasible logic programming
Gómez, Sergio Alejandro - Chesñevar, Carlos Iván - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Ontology integration is the problem of combining data sources in the SemanticWeb. Concepts in source ontologies are captured in terms of concepts de ned in a global ontology. When some of these ontologies are inconsistent, the knowledge engineer often has…
Fecha:	2012-07-19
Recurso:	Unversidad Nacional de La Plata

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29.

SeDiCI | Servicio de Difusión de la Creación Intelectual (Intellectual Creativity Diffusion Service)
De Giusti, Marisa Raquel - Villarreal, Gonzalo Luján - Sobrado, Ariel - Lira, Ariel Jorge - Vila, María Marta

Formato:	Articulo, Preprint
Enlaces:	Universidad Nacional de La Plata (UNLP) Intellectual Creativity Diffusion Service (SeDiCI) was formed mainly to publicise the knowledge acquired at the different academic areas of our university, having the goal of restoring to the community the efforts expended on public…
Fecha:	2009-03-26
Recurso:	Unversidad Nacional de La Plata

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30.

Discovering geographic services from textual use cases
Saldaño, Viviana E. - Buccella, Agustina - Cechich, Alejandra

Formato:	Articulo, Articulo
Enlaces:	Component Based Software Development (CBSD) relies upon utilization of previously developed software components OTS (Off-The-Shelf), which are appropriately merged to satisfy particular system requirements. However, wide acceptance of this paradigm at industry requires efficient component identification and selection, aspects which…
Fecha:	2010-06-14
Recurso:	Unversidad Nacional de La Plata

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31.

Approximation to the dynamic hypermedial device modeling for the analysis of interactions
Rodríguez, Guillermo L. - San Martín, Patricia S.

Formato:	Articulo, Articulo
Enlaces:	The following research proposes a first approximation to the Dynamic Hypermedial Device modeling based on the analysis of interactions. In addition, the DEVS (Discrete EVents dynamic Systems) formalism is employed, which is particularly suitable for the modeling of discrete event…
Fecha:	2010-10-01
Recurso:	Unversidad Nacional de La Plata

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32.

Greedy seeding procedure for GAs solving a strip packing problem
Salto, Carolina - Alba Torres, Enrique - Molina, J.M. - Leguizamón, Guillermo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	In this paper, the two-dimensional strip packing problem with 3-stage level patterns is tackled using genetic algorithms (GAs). We evaluate the usefulness of a greedy seeding procedure for creating the initial population, incorporating problem knowledge. This is motivated by the…
Fecha:	2012-11-02
Recurso:	Unversidad Nacional de La Plata

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33.

An argumentation framework with uncertainty management designed for dynamic environments
Capobianco, Marcela - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Nowadays, data intensive applications are in constant demand and there is need of computing environments with better intelligent capabilities than those present in today's Database Management Systems (DBMS). To build such systems we need formalisms that can perform complicate inferences,…
Fecha:	2012-09-12
Recurso:	Unversidad Nacional de La Plata

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34.

DeLP viewer: a defeasible logic programming visualization tool
Escarza, Sebastián - Larrea, Martín Leonardo - Castro, Silvia Mabel - Martig, Sergio R.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Defeasible Logic Programming (DeLP) is a knowledge representation formalism that combines results from Logic Programming and Defeasible Argumentation to provide reasoning based on contradictory and potentially incomplete information. DeLP allows information representation by using weak rules and provides an argumentation…
Fecha:	2012-09-13
Recurso:	Unversidad Nacional de La Plata

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35.

Defeasible decision making in a robotic environment
Ferretti, Edgardo - Errecalde, Marcelo Luis

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Decision making models for autonomous agents are recently receiving increased attention, particularly in the feld of intelligent robots. This work presents a Defeasible Logic Programming approach to decision making in an environment with single and multiple robots. We will show,…
Fecha:	2012-10-25
Recurso:	Unversidad Nacional de La Plata

Recurso libre

36.

Collaboration through deliberative dialogues
Rueda, Sonia Vivian - García, Alejandro Javier - Simari, Guillermo Ricardo

Formato:	Articulo, Articulo
Enlaces:	In a multi-agent system, a group of individ- uals interact in a social context in order to boost their capabilities and enhance global per- formance. Each individual's action repertoire may be reduced, but it's social capability allows it to interact…
Fecha:	2008-09-11
Recurso:	Unversidad Nacional de La Plata

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37.

Computer networks. A top-down approach featuring Internet, second edition, Redes de Computadores – Un enfoque descendente basado en Internet. Segunda edición
López, Ricardo A.

Formato:	Articulo, Revision
Enlaces:	The book is intended to be used in an introductory and intermediate level course on computer networks, both whitin Computer Science and Electric Engineering scopes. One of its characteristics is that the entire research software is presented in Java, but…
Fecha:	2008-10-14
Recurso:	Unversidad Nacional de La Plata

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38.

A cognitive approach to real-time rescheduling using SOAR-RL
Barsce, Juan Cruz - Palombarini, Jorge - Martínez, Ernesto

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Ensuring flexible and efficient manufacturing of customized products in an increasing dynamic and turbulent environment without sacrificing cost effectiveness, product quality and on-time delivery has become a key issue for most industrial enterprises. A promising approach to cope with this…
Fecha:	2013-11-29
Recurso:	Unversidad Nacional de La Plata

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39.

Profiling MPI applications with mixed instrumentation
Grosclaude, Eduardo - Zanellato, Claudio - Balladini, Javier - Castillo, Rodolfo del - Castro, Silvia Mabel

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Our research project intends to build knowledge about HPC problems to be able to help local researchers. In order to advise users in choosing parallel machines to run their applications, we want to establish a general methodology, requiring as shallow…
Fecha:	2012-07-30
Recurso:	Unversidad Nacional de La Plata

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40.

Optimizing constrained problems through a T-Cell artificial immune system
Aragón, Victoria S. - Esquivel, Susana Cecilia - Coello Coello, Carlos

Formato:	Articulo, Articulo
Enlaces:	In this paper, we present a new model of an artificial immune system (AIS), based on the process that suffers the T-Cell, it is called T-Cell Model. It is used for solving constrained (numerical) optimization problems. The model operates on…
Fecha:	2009-04-13
Recurso:	Unversidad Nacional de La Plata

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41.

Solving constrained optimization using a T-Cell artificial immune system
Aragón, Victoria S. - Esquivel, Susana Cecilia

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	In this paper, we present a novel model of an artificial immune system (AIS), based on the process that suffers the T-Cell. The proposed model is used for solving constrained (numerical) optimization problems. The model operates on three populations: Virgins,…
Fecha:	2012-10-26
Recurso:	Unversidad Nacional de La Plata