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Aproximadamente 42 registro(s) hasta el momento: (journal)

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Recurso libre

A multi-paradigm approach for mobile agents development
Belloni, Edgardo A.

Formato:	Articulo, Articulo
Enlaces:	Mobile agent systems have received important attention in the last years as a new programming paradigm for widely distributed and heterogeneous systems. In this article, a multi-paradigm approach for the development of intelligent mobile agents is presented. It integrates both…
Fecha:	2004-03-30
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Translating fork specifications into logic programs
Baum, Gabriel Alfredo - Aguirre, Nazareno Matías - Arroyo, Marcelo

Formato:	Articulo, Articulo
Enlaces:	In this work a compiler from fork specifications into logic programs is presented. The technique implemented by the compiler consists of transforming a set of fork equations (with some restrictions) into normal logic programs in such a way that the…
Fecha:	2004-03-31
Recurso:	Unversidad Nacional de La Plata

Recurso libre

An algorithm for dynamic reconfiguration of mobile agents
Valente, Marco Tulio - Bigonha Andrade da Silva, Mariza - Bigonha da Silva, Roberto

Formato:	Articulo, Articulo
Enlaces:	In this paper we show an algorithm for dynamic reconfiguration of distributed applications based on the mobile agent model. We also show that the proposed algorithm can be easily implemented in the IPL language, a language with several abstractions for…
Fecha:	2004-03-23
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Hardware radial basis function neural network automatic generation
Leiva, Lucas - Acosta, Nelson

Formato:	Articulo, Articulo
Enlaces:	This paper presents a parallel architecture for a radial basis function (RBF) neural network used for pattern recognition. This architecture allows defining sub-networks which can be activated sequentially. It can be used as a fruitful classification mechanism in many application…
Fecha:	2011-03-30
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Diseño y evaluación de arquitecturas de computadoras
Villagarcía Wanza, Horacio A.

Formato:	Articulo, Revision
Enlaces:	In the first paragraph of the Introduction of the book the authors say "The definition of computer architecture has generated many discussions since the emergence of what could be considered the first computer in 1943, the ENIAC". Later they add…
Fecha:	2011-03-31
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Computación de alto desempeño en GPU, High Performance Computing in GPU
Piccoli, María Fabiana

Formato:	Articulo, Revision
Enlaces:	Through this textbook (written in Spanish), the author introduces the GPU as a parallel computer that is able to solve general-propose problems. The book has a didactic approach, it includes the first steps to CUDA programming, some tips to take…
Fecha:	2012-08-15
Recurso:	Unversidad Nacional de La Plata

Recurso libre

TCP Performance
Marrone, Luis Armando - Barbieri, Andrés - Robles, Matías

Formato:	Articulo, Articulo
Enlaces:	At present there are different TCP versions providing different performances. In this work the three of them: Reno, CUBIC and Vegas are considered. We simulate a WAN type network analyzing the throughput and performance of these TCP variants in order…
Fecha:	2013-03-25
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Analysis of suitable languages to teach Procedural Programming at the Universidad Nacional del Noroeste de la provincia de Buenos Aires
Osella Massa, Germán Leandro - Russo, Claudia Cecilia - Sarobe, Mónica - Pompei, Sabrina

Formato:	Articulo, Articulo
Enlaces:	Based on the need to update the language and tools used to teach Procedural Programming during the first year of computer science careers, a cross descriptive research was conducted by assessing different programming languages. The analysis involved a total of…
Fecha:	2013-03-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Quality of Service in mobile ad hoc networks
Soufy, Khaled Abdullah Mohammed Al

Formato:	Articulo, Revision
Enlaces:	To support multimedia applications, it is desirable that an ad hoc network has a provision of Quality of Service (QoS). However, the provision of QoS in an ad hoc network is a challenging task due to its inherent…
Fecha:	2013-03-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

10.

L'isotopie et les élements isotopes
Curie, Marie Sklodowska

Formato:	Libro, Libro
Enlaces:	Ce petit volume a pour object de représenter aussi complètement que possible la naissace et l'évolution de la notion aujourd'hui fondamentale de l'isotopie ainsi que l'exposé été tout d'abord reconnue chez les radioéléments, a pu étre étudiée dans des conditions…
Fecha:	2013-03-14
Recurso:	Unversidad Nacional de La Plata

Recurso libre

11.

Formalizing defeasible argumentation using a labeled deductive system
Chesñevar, Carlos Iván - Simari, Guillermo Ricardo

Formato:	Articulo, Articulo
Enlaces:	In the last years there has been and increasing demand of a variety of logical systems, prompted mostly by applications of logic in AI, logic programming an other related areas. Labeled Deductive Systems (LDS) were developed as a flexible methodology…
Fecha:	2004-03-30
Recurso:	Unversidad Nacional de La Plata

Recurso libre

12.

Environment for the simulation of different ACP and error recovery in Distributed Data Bases
Ruscuni, Sebastián - Bertone, Rodolfo Alfredo

Formato:	Articulo, Articulo
Enlaces:	This paper presents an evolution of a simulation environment where situations in which a DDB should maintain data integrity are modeled and implemented. These situations include failures taking place during transactions, and the focus is mainly on the utilization and…
Fecha:	2004-03-31
Recurso:	Unversidad Nacional de La Plata

Recurso libre

13.

Coscheduling techniques and monitoring tools for non-dedicated cluster computing
Solsona Theás, Francesc - Giné de Solà, Francesc - Hernández Budé, Porfidio - Luque Fadón, Emilio

Formato:	Articulo, Articulo
Enlaces:	Our efforts are directed towards the understanding of the coscheduling mechanism in a NOW system when a parallel job is executed jointly with local workloads, balancing parallel perfor-mance against the local interactive response. Explicit and implicit coscheduling techniques in a…
Fecha:	2004-03-15
Recurso:	Unversidad Nacional de La Plata

Recurso libre

14.

Revision of informant plausibility in multi-Agent system
Simari, Guillermo Ricardo - Falappa, Marcelo Alejandro

Formato:	Articulo, Articulo
Enlaces:	Within the context of multi-agent systems, an agent may often find itself in a position where it receives information through informants. These informants are independent agents who have their own interests and, therefore are not necessarily completely reliable. It is…
Fecha:	2004-03-19
Recurso:	Unversidad Nacional de La Plata

Recurso libre

15.

Parallel processing applied to the design of concrete encased grounding electrodes
Murta Vale, María Helena - de Aquino Silveira, Humberto - Visacro Filho, Silvério - Matsumoto Sato, Liria

Formato:	Articulo, Articulo
Enlaces:	This work presents the authors investigation regarding the application of parallel processing to the design of grounding systems, comprising concrete encased electrodes. The natural parallelism of the involved tasks and the large time-consuming characteristic of sequential processing for this kind…
Fecha:	2004-03-24
Recurso:	Unversidad Nacional de La Plata

Recurso libre

16.

Using boolean circuits for the parallel computation of queries
Gagliardi, Edilma Olinda - Herrera, Norma Edith - Reyes, Nora Susana - Turull Torres, José María

Formato:	Articulo, Articulo
Enlaces:	We present partial results of a research project in which we use boolean circuits as a parallel computation model for the expression of queries to relational databases. For that purpose, we use the well-known equivalence between First Order Logic (FO)…
Fecha:	2004-03-25
Recurso:	Unversidad Nacional de La Plata

Recurso libre

17.

Parallelization of image similarity analysis
Naiouf, Marcelo - Tarrío, Diego F. - De Giusti, Armando Eduardo - De Giusti, Laura Cristina

Formato:	Articulo, Articulo
Enlaces:	The algorithmical architecture and structure is presented for the parallelization of image similarity analysis, based on obtaining multiple digital signatures for each image, in which each "signature" is composed by the most representative coefficients of the wavelet transform of the…
Fecha:	2004-03-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

18.

Instantaneous messaging system: a distributed approach
García, Pablo S. - Silva, Omar E. - Ardenghi, Jorge Raúl

Formato:	Articulo, Articulo
Enlaces:	This work presents the development of an instantaneous messaging system, which is centered on the distributed handling of user groups. The method pro-posed for handling of groups has several distinctive characteristics: the non exis-tence of a moderator for each group,…
Fecha:	2004-03-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

19.

Enhancing evolutionary algorithms through recombination and parallelism, Enhancing evolutionary algorithms through recombination and parallelismm
Gallard, Raúl Hector - Esquivel, Susana Cecilia

Formato:	Articulo, Articulo
Enlaces:	Evolutionary computation (EC) has been recently recognized as a research field, which studies a new type of algorithms: Evolutionary Algorithms (EAs). These algorithms process populations of solutions as opposed to most traditional approaches which improve a single solution. All these…
Fecha:	2004-03-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

20.

A new AntTree-based algorithm for clustering short-text corpora
Errecalde, Marcelo Luis - Ingaramo, Diego Alejandro - Rosso, Paolo

Formato:	Articulo, Articulo
Enlaces:	Research work on "short-text clustering" is a very important research area due to the current tendency for people to use "small-language", e.g. blogs, textmessaging and others. In some recent works, new bioinspired clustering algorithms have been proposed to deal with…
Fecha:	2010-03-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

21.

Using combination of actions in reinforcement learning
Karanik, Marcelo J. - Gramajo, Sergio D.

Formato:	Articulo, Articulo
Enlaces:	Software agents are programs that can observe their environment and act in an attempt to reach their design goals. In most cases the selection of particular agent architecture determines the behaviour in response to the different problem states However, there…
Fecha:	2010-03-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

22.

Tools selection criteria in software-developing Small and Medium Enterprises, Tools selection criteria in software-developing small and medium enterprises
Rivas, Lornel - Pérez, María - Mendoza, Luis E. - Grimán, Anna

Formato:	Articulo, Articulo
Enlaces:	Nowadays,it's well-known that Small and Medium Enterprises (SMEs) generate important contributions to the software industry. Their particular characteristics constitute a challenge to decision makers when selecting technologies, like Software Engineering Tools (SETs). Deciding in which SET to invest requires managing…
Fecha:	2010-03-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

23.

Subquery allocations in distributed databases using genetic algorithms
Gorla, Narasimhaiah - Song, Suk-Kyu

Formato:	Articulo, Articulo
Enlaces:	Minimization of query execution time is an important performance objective in distributed databases design. While total time is to be minimized for On Line Transaction Processing (OLTP) type queries, response time has to be minimized in Decision Support type queries.…
Fecha:	2010-03-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

24.

An adaptive variable structure controller for the trajectory tracking of a nonholonomic mobile robot with uncertainties and disturbances
Almeida Martins, Nardênio - El'youssef, Ebrahim Samer - De Pieri, Edson Roberto - Lombardi, Warody Claudinei - Jungers, Marc

Formato:	Articulo, Articulo
Enlaces:	In this paper, a trajectory tracking control for a nonholonomic mobile robot subjected to uncertainties and disturbances in the kinematic model is proposed. An adaptive variable structure controller based on the sliding mode theory is used, and applied to compensate…
Fecha:	2011-03-23
Recurso:	Unversidad Nacional de La Plata

Recurso libre

25.

Position index preserving compression of text data
Akhtar, Nasim - Rashid, Mamunur - Islam, Shafiqul - Kashem, Mohammod Abul - Kolybanov, Cyrll Y.

Formato:	Articulo, Articulo
Enlaces:	Data compression offers an attractive approach to reducing communication cost by using available bandwidth effectively. It also secures data during transmission for its encoded form. In this paper an index based position oriented lossless text compression called PIPC ( Position…
Fecha:	2011-03-30
Recurso:	Unversidad Nacional de La Plata

Recurso libre

26.

Group mutual exclusion based on priorities
Cenci, Karina M. - Ardenghi, Jorge Raúl

Formato:	Articulo, Articulo
Enlaces:	We propose a distributed solution for the group mutual exclusion problem based on priorities, in a network with no share memory whose members only communicate by messages. The proposed algorithm is composed by two players: groups and processes, groups are…
Fecha:	2011-03-30
Recurso:	Unversidad Nacional de La Plata

Recurso libre

27.

Reversible data hiding exploiting variance in wavelet coefficients
Luo, Xu-Ren - Yin, Te-Lung

Formato:	Articulo, Articulo
Enlaces:	In this paper, we present a new reversible data hiding scheme that utilizes the wavelet transform and better exploits the large wavelet coefficient variance to achieve high capacity and imperceptible embedding. Our scheme differs from those of previous studies in…
Fecha:	2011-03-31
Recurso:	Unversidad Nacional de La Plata

Recurso libre

28.

E-mail processing with fuzzy SOMs and association rules
Lanzarini, Laura Cristina - Villa Monte, Augusto - Estrebou, César

Formato:	Articulo, Articulo
Enlaces:	E-mail texts are hard to process due to their short length. In this article, the use of a diffuse neural network that is capable of identifying the most relevant terms in a set of e-mails is proposed. The associations between…
Fecha:	2011-03-31
Recurso:	Unversidad Nacional de La Plata

Recurso libre

29.

Protocols for microcontrollers networks
López, Ricardo A.

Formato:	Articulo, Revision
Enlaces:	The microcontrollers are embedded in our way of life and are found in many devices. The ability of Very High Scale Integration (VLSI) - with almost exponential growth in recent years makes these devices every day contain functions previously unthinkable.
Fecha:	2011-03-31
Recurso:	Unversidad Nacional de La Plata

Recurso libre

30.

Relative signal strength coverage optimization in indoor and outdoor wireless LAN environments
Ekpenyong, Moses E. - Umoren, UduakObong M. - Bassey, Udoma J.

Formato:	Articulo, Articulo
Enlaces:	Fading and obstacles constitute major threats to effective quality of service (QoS) delivery in wireless local area network (WLAN) environments. In this contribution, we investigate the signal quality of indoor and outdoor WLANs over a defined coverage area. We present…
Fecha:	2013-03-25
Recurso:	Unversidad Nacional de La Plata

Recurso libre

31.

Development of multi-level system of steganography
Ogundele, Tunde Joseph - Adetunmbi, Adebayo Olusola

Formato:	Articulo, Articulo
Enlaces:	Internet world is characterized by many users among which are crackers and thieves. Hence, the need for a secured system to safely exchange confidential information among users across the web is required. Of such tool is steganography that simply hides…
Fecha:	2013-03-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

32.

Smart cameras
Leiva, Lucas - Acosta, Nelson

Formato:	Articulo, Revision
Enlaces:	The computer vision based applications market is increasing since several years ago. A lot of new application areas are incorporating this type of systems to solve particular problems. An emergent trend in last decades is incorporate dedicated devices to particular…
Fecha:	2013-03-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

33.

Fetch unit design for scalable simultaneous multithreading (ScSMT)
Moure, Juan Carlos - Rexachs del Rosario, Dolores - Luque Fadón, Emilio

Formato:	Articulo, Articulo
Enlaces:	Continuous IC process enhancements make possible to integrate on a single chip the re-sources required for simultaneously executing multiple control flows or threads, exploiting different levels of thread-level parallelism: application-, function-, and loop-level. Scalable simultaneous multi-threading combines static and dynamic…
Fecha:	2004-03-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

34.

Pattern recognition in medical images using neural networks
Lanzarini, Laura Cristina - De Giusti, Armando Eduardo

Formato:	Articulo, Articulo
Enlaces:	The proposal of this research line is the search for alternatives to the resolution of complex problems where human knowledge should be apprehended in a general fashion. In particular, the activities developed so far can be included in the area…
Fecha:	2004-03-31
Recurso:	Unversidad Nacional de La Plata

Recurso libre

35.

The agent routering process of a dynamic distributed decision support system
Stegmayer Machado, Georgina S. - Taverna, María Laura - Chiotti, Omar Juan Alfredo - Galli, María Rosa

Formato:	Articulo, Articulo
Enlaces:	When certain enterprise domain needs to make an unusual decision, it will probably require new kind of information. If the interaction model among domains cannot be defined because the decision scenarios are unpredictable, the system itself must search the required…
Fecha:	2004-03-19
Recurso:	Unversidad Nacional de La Plata

Recurso libre

36.

A comparison of different evolutive niching strategies for identifying a set of selfsimilar contractions for the IFS inverse problem
Gutiérrez Llorente, José Manuel - Ivanissevich, María Laura - Cofiño, A. S.

Formato:	Articulo, Articulo
Enlaces:	The key problem in fractal image compression is that of obtaining the IFS code (a set of linear transformations)which approximates a given image with a certain prescribed accuracy (inverse IFS problem).In this paper,we analyze and compare the performance of sharing…
Fecha:	2004-03-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

37.

A Broadcast Disk scheme for mobile information system
Sumari, Putra - Mat Darus, Rozaida - Rahiman, Amir Rizaan

Formato:	Articulo, Articulo
Enlaces:	The rapidly expanding technology of cellular communications, wireless local area network (LAN), wireless data networks and satellite gives mobile users the ability of accessing information anywhere and anytime. Data broadcasting algorithm plays an important role as it instructs the server…
Fecha:	2010-03-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

38.

Semantics-based color assignment in visualization
Larrea, Martín Leonardo - Martig, Sergio R. - Castro, Silvia Mabel

Formato:	Articulo, Articulo
Enlaces:	The active use and manipulation of visual representations makes many complex and intensive cognitive tasks feasible. A visual representation is able to convey relationships among many elements in parallel and it provides an individual with directly observable memory. A successful…
Fecha:	2010-03-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

39.

The seven ages of Fortran
Metcalf, Michael

Formato:	Articulo, Articulo
Enlaces:	When IBM's John Backus first developed the Fortran programming language, back in 1957, he certainly never dreamt that it would become a world-wide success and still be going strong many years later. Given the oft-repeated predictions of its imminent demise,…
Fecha:	2011-03-30
Recurso:	Unversidad Nacional de La Plata

Recurso libre

40.

Throughput quantitative analysis of EDCA 802.11e in different scenarios
Perez, Santiago Cristobal - Facchini, Higinio Alberto - Mercado, Gustavo - Bisaro, Luis - Campos, Javier

Formato:	Articulo, Articulo
Enlaces:	This document presents a quantitative analysis of the direct and relative throughput of IEEE 802.11e. The global throughput of an 802.11e WLAN is determined by EDCA (Enhanced Distributed Channel Access) parameters, among other aspects, that are usually configured with predetermined…
Fecha:	2013-03-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

41.

Spanish sign language interpreter for mexican linguistics
Juan Barragán, Francisco Javier - Pérez Grana, José Arturo - Cervantes, Francisco - Schwarzblat y Katz, Morris - Olide Márquez, María Guadalupe - Pérez Sánchez, Ana Paola

Formato:	Articulo, Articulo
Enlaces:	We present here the first visual interface for a Mexican Spanish Sign Language translator on its first development stage: sign-writing recognition. The software was developed for the unique characteristics of Mexican linguistics and was designed in order to use sentences…
Fecha:	2013-03-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

42.

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