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Aproximadamente 85 registro(s) hasta el momento: (journal)

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Recurso libre

Dynamic scheduling on GRID environments
Bertogna, Leandro M

Formato:	Articulo, Revision
Enlaces:	The work carried out in the thesis describes efficient virtual environments management. One of the main contributions is a middleware scheduling optimization based on Grid environments. Being the overall goal to get an optimal resource selection plus a coordinate task…
Fecha:	2011-08-31
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Design and implementation considerations for a pedagogical object oriented operating system
Chakraborty, Pinaki

Formato:	Articulo, Revision
Enlaces:	For centuries, experimentation has been at the center of all successful scientific studies. Experimental explorations can offer new perceptions, weed out unproductive approaches and validate theories and practices. Computer Science (CS), as a discipline, has a poor record when it…
Fecha:	2011-08-31
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Hybrid optimization techniques for industrial production planning
Vasant, Pandian M.

Formato:	Articulo, Revision
Enlaces:	In this Ph. D thesis, the main significant contributions are: formulation of a new non-linear membership function using fuzzy approach to capture and describe vagueness in the technological coefficients of constraints in the industrial production planning problems [1-3]. This non-linear…
Fecha:	2011-08-31
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Parallel application signature for performance prediction
Wong, Alvaro

Formato:	Articulo, Revision
Enlaces:	In order to measure the performance of a parallel machine, a set of application kernels as benchmarks have often been used. However, it is not always possible to characterize the performance using only benchmarks, given the fact that each one…
Fecha:	2011-08-31
Recurso:	Unversidad Nacional de La Plata

Recurso libre

La prosa de la Independencia y su inscripción en el horizonte jurídico
Weinber, Liliana

Formato:	Articulo, Articulo
Enlaces:	El Ensayo sobre la Revolución del Río de la Plata desde el 25 de mayo de 1809, publicado por su autor, Bernardo de Monteagudo, en el periódico Mártir, o libre el 25 de mayo de 1812, representa uno de los…
Fecha:	2011-05-27
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Using OpenMP: Portable Shared Memory Parallel Programming
Tinetti, Fernando Gustavo

Formato:	Articulo, Revision
Enlaces:	The book <i>Using OpenMP: Portable Shared Memory Parallel Programming</i>, presents OpenMP more than appropriately, from the perspective of high performance computing, which traditionally has provided most (if not all) the parallel software development strategies.
Fecha:	2010-10-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

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

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

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

10.

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

11.

Algorithms of the Intelligent Web
Maguitman, Ana Gabriela

Formato:	Articulo, Revision
Enlaces:	<i>Algorithms of the Intelligent Web</i> is a timely and instructive book that brings together techniques for the rapidly evolving field of intelligent web applications. It covers problems such as crawling, indexing, searching, integrating search results with link analysis and user’s…
Fecha:	2010-10-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

12.

Globally optimal triangulations of minimum weight using Ant Colony Optimization metaheuristic
Dorzán, María Gisela - Gagliardi, Edilma Olinda - Leguizamón, Mario Guillermo - Hernández Peñalver, Gregorio

Formato:	Articulo, Articulo
Enlaces:	Globally optimal triangulations are difficult to be found by deterministic methods as, for most type of criteria, no polynomial algorithm is known. In this work, we consider the Minimum Weight Triangulation (MWT) problem of a given set of n points…
Fecha:	2010-06-14
Recurso:	Unversidad Nacional de La Plata

Recurso libre

13.

Metric-temporal access methods
De Battista, Anabella - Herrera, Norma Edith - Gutiérrez Retamal, Gilberto A. - Pascal, Andrés

Formato:	Articulo, Articulo
Enlaces:	Metric-temporal databases are a new database model that combines metric spaces with temporal databases to process similarity queries within a time interval or snapshot. The Historical FHQT is a metric-temporal index which has shown to be competitive answering this type…
Fecha:	2010-06-14
Recurso:	Unversidad Nacional de La Plata

Recurso libre

14.

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

Recurso libre

15.

A quantitative framework for the evaluation of agile methodologies
Mendes Calo, Karla - Estevez, Elsa Clara - Fillottrani, Pablo Rubén

Formato:	Articulo, Articulo
Enlaces:	The methodologies for agile software development are fundamentally based on the collaboration with software users during the entire development process, the simplicity to adapt the product to changes in requirements, and on the incremental product delivery. Based on the Agile…
Fecha:	2010-06-14
Recurso:	Unversidad Nacional de La Plata

Recurso libre

16.

A defeasible logic programming approach to the integration of rules and ontologies
Gómez, Sergio Alejandro - Chesñevar, Carlos Iván - Simari, Guillermo Ricardo

Formato:	Articulo, Articulo
Enlaces:	The Semantic Web is a vision of the current Web where resources have exact meaning assigned in terms of ontologies, thus enabling agents to reason about them. As inconsistencies cannot be treated by standard reasoning approaches, we use Defeasible Logic…
Fecha:	2010-06-14
Recurso:	Unversidad Nacional de La Plata

Recurso libre

17.

MultiMice Air Hockey
Flores Choque, Damián - Castro, Silvia Mabel - Martig, Sergio R.

Formato:	Articulo, Articulo
Enlaces:	Interaction between user and computer is gradually going beyond the traditional mouse and keyboard. New ways of interaction are emerging, which use new and different means for data acquisition. Virtual or augmented reality, haptic, tangible or camerabased user interfaces are…
Fecha:	2010-06-14
Recurso:	Unversidad Nacional de La Plata

Recurso libre

18.

Dynamic generation of test cases with metaheuristics
Lanzarini, Laura Cristina - Battaiotto, Pedro Eduardo

Formato:	Articulo, Articulo
Enlaces:	The resolution of optimization problems is of great interest nowadays and has encouraged the development of various information technology methods to attempt solving them. There are several problems related to Software Engineering that can be solved by using this approach.…
Fecha:	2010-06-14
Recurso:	Unversidad Nacional de La Plata

Recurso libre

19.

Aerial image acquisition and processing for remote sensing
Manera, José F. - Rodríguez, Lucas - Delrieux, Claudio - Coppo, Ricardo

Formato:	Articulo, Articulo
Enlaces:	UAV (Unmanned Airborne Vehicle) high resolution digital image acquisition systems based on small format cameras provide a versatile alternative to the solution of environmental monitoring and remote sensing problems. Through digital image processing these small format optical and multi-spectral camera…
Fecha:	2010-06-14
Recurso:	Unversidad Nacional de La Plata

Recurso libre

20.

High availability for parallel computers
Rexachs del Rosario, Dolores - Luque Fadón, Emilio

Formato:	Articulo, Articulo
Enlaces:	Fault tolerance has become an important issue for parallel applications in the last few years. The parallel systems' users want them to be reliable considering two main dimensions, availability and data consistency. Availability can be provided with solutions such as…
Fecha:	2010-10-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

21.

Solving hard multiobjective problems with a hybridized method
Cagnina, Leticia - Esquivel, Susana Cecilia

Formato:	Articulo, Articulo
Enlaces:	This paper presents a hybrid method to solve hard multiobjective problems. The proposed approach adopts an epsilon-constraint method which uses a Particle Swarm Optimizer to get points near of the true Pareto front. In this approach, only few points will…
Fecha:	2010-10-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

22.

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

Recurso libre

23.

Macrocellular propagation prediction for wireless communications in urban environments
Ekpenyong, Moses E. - Robinson, Samuel - Isabona, Joseph

Formato:	Articulo, Articulo
Enlaces:	In this paper, the signal propagation characteristics of urban environments are predicted by modeling important propagation parameters of the Code Division Multiple Access (CDMA) network for macrocells. The MOPEM propagation model has been selected as a model of choice due…
Fecha:	2010-10-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

24.

Neural network based fault diagnosis procedure for the detector system of CFDF
Khalil, M.I.

Formato:	Articulo, Articulo
Enlaces:	This paper outlines and deals with the problem of fault detection, isolation and identification of the four-elements detector system attached to the Cairo Fourier diffractometer facility (CFDF) used for neutron time-of-flight (TOF) spectrum measurements. A feed forward neural network and…
Fecha:	2010-10-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

25.

A requirements specification template of a communication network based on CAN protocol to automotive embedded systems
Almudi Neto, Dario - Galvão Martins, Luiz Eduardo

Formato:	Articulo, Articulo
Enlaces:	This paper presents the results of studies that made possible to propose a particular contribution to improve the quality on developing automotive embedded systems through a requirements specification template of a communication network based on CAN protocol. The whole template…
Fecha:	2010-10-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

26.

Property rights for the poor: effects of land titling
Galiani, Sebastian - Schargrodsky, Ernesto

Formato:	Articulo, Documento de trabajo
Enlaces:	Los derechos de propiedad son considerados un factor determinante para el desarrollo económico. La evaluación de los efectos causales de los derechos de propiedad, sin embargo, es una tarea difícil, ya que su distribución es generalmente endógena. Para superar este…
Fecha:	2010-12-06
Recurso:	Unversidad Nacional de La Plata

Recurso libre

27.

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

28.

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

29.

4-(N2-1) puzzle: parallelization and performance on clusters
Sanz, Victoria María - De Giusti, Armando Eduardo - Naiouf, Marcelo

Formato:	Articulo, Articulo
Enlaces:	In this paper, an analysis of the 4-(<i>N<SUP>2</SUP></i>-1) Puzzle, which is a generalization of the (<i>N<SUP>2</SUP></i>-1) Puzzle, is presented. This problem is of interest due to its algorithmic and computational complexity and its applications to robot movements with several objectives.…
Fecha:	2010-06-14
Recurso:	Unversidad Nacional de La Plata

Recurso libre

30.

La ley de educación reformada. Cuestiones problemáticas en torno a la recurrencia de reformas educativas. (Segunda parte)
Ruiz, Guillermo

Formato:	Articulo, Articulo
Enlaces:	En este artículo, que constituye la segunda parte del trabajo previo sobre este mismo tema, se describen analíticamente diversos aspectos regulados por las leyes 24.195 y 26.206, principalmente los referidos a la política curricular y la estructura académica. Se abordan…
Fecha:	2010-07-07
Recurso:	Unversidad Nacional de La Plata

Recurso libre

31.

Operating Systems. A concept-based approach, Second Edition D.M. Dhamdhere McGraw Hill, 2006
Romero, Fernando

Formato:	Articulo, Revision
Enlaces:	The book deals with the topic of Operating Systems from and intuitive perspective and then delves into more technical concepts, which makes it appropriate for a first introductory course on the matter.
Fecha:	2010-10-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

32.

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

33.

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

34.

Test automation for Markov Chain Usage Models
Bettinotti, Adriana M. - Garavaglia, Mauricio

Formato:	Articulo, Articulo
Enlaces:	Statistical testing with Markov Chain Usage Models is an effective method to be used by programmers and testers during web sites development, to guarantee the software reliability. The JUMBL software works on this models; it supports model construction with the…
Fecha:	2011-10-27
Recurso:	Unversidad Nacional de La Plata

Recurso libre

35.

Distributed systems: principles and paradigms (2nd edition)
Tinetti, Fernando Gustavo

Formato:	Articulo, Revision
Enlaces:	This book presents the authors' updated view on the most relevant topics of distributed systems. This second edition shares most of the contents with the previous one in terms of contents/chapters, but many of the chapters have been updated and…
Fecha:	2011-10-28
Recurso:	Unversidad Nacional de La Plata

Recurso libre

36.

Poverty among the elderly in Latin America and the Caribbean
Gasparini, Leonardo - Alejo, Javier - Haimovich, Francisco - Olivieri, Sergio - Tornarolli, Leopoldo

Formato:	Articulo, Documento de trabajo
Enlaces:	This paper provides evidence on the incidence of poverty among the elderly in Latin America and the Caribbean, based on household survey microdata from 20 countries. The situation of older people is characterized in terms of income, employment, education, health…
Fecha:	2010-06-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

37.

Computer Architecture: A Quantitative Approach J. L. Hennessy, D. A. Patterson Morgan Kaufman, 4th Edition, 2007
Tinetti, Fernando Gustavo

Formato:	Articulo, Revision
Enlaces:	An updated edition of the classic book on computer architecture by J. L. Hennessy and D. A. Patterson. Authors show their high level standards for technological ideas, writing style, and teaching methodologies, all in one book. In fact, they maintain…
Fecha:	2010-10-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

38.

Constraint-Handling in Evolutionary Optimization Efrén Mezura-Montes (Editor) Springer, Studies in Computational Intelligence Series Vol. 198, 1st Edition, 2009
Mezura-Montes, Efrén

Formato:	Articulo, Revision
Enlaces:	The use of evolutionary and swarm intelligence algorithms, has become a very popular option to solve complex real-world optimization problems. However, in their original versions, these algorithms lack a mechanism to handle the constraints of the problem i.e. they were…
Fecha:	2010-10-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

39.

Definition of a goal elicitation process
Thomas, Pablo Javier

Formato:	Articulo, Revision
Enlaces:	Descripción completa.
Fecha:	2011-09-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

40.

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

41.

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

42.

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

43.

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

44.

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

45.

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

46.

Using thematic contexts and previous solutions for maintaining and accessing institutional repositories
Delgado, Pablo H. - Maguitman, Ana Gabriela - Ferracutti, Victor M. - Herrera, Luis A.

Formato:	Articulo, Articulo
Enlaces:	Institutional Repositories are collections of digital resources organized to facilitate their long term access. Two fundamental issues that need to be addressed at the moment of implementing these repositories are their maintenance and search instruments. This article describes an intelligent…
Fecha:	2011-10-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

47.

Image steganography: hiding short audio messages withidin digital images
Khalil, M.I.

Formato:	Articulo, Articulo
Enlaces:	It is sometimes not enough to keep the contents of a message secret, it may also be necessary to keep the existence of the message secret. The technique used to implement this, is called steganography and it is the process…
Fecha:	2011-10-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

48.

Forward-link throughput optimization for wireless cellular packet data networks
Ekpenyong, Moses E.

Formato:	Articulo, Articulo
Enlaces:	An attempt has been made in this paper to access the control layer of the General Packet Radio Service (GPRS) network base station (BS), using throughput optimization. We focus on the effect of packet transmissions on the throughput of forwardlink…
Fecha:	2011-10-27
Recurso:	Unversidad Nacional de La Plata

Recurso libre

49.

Fuzzy classification to classify the income category based on entropy
Srinivasan, Vaiyapuri - Govind, Rajenderan - Jagannathan, Vandar Kuzhali - Murugesan, Aruna

Formato:	Articulo, Articulo
Enlaces:	The classification problem is one of the main issues in data mining because it aims to extract a classifier which can be used to predict the classes of objects whose class table are unknown. This paper deals with classifying the…
Fecha:	2011-10-27
Recurso:	Unversidad Nacional de La Plata

Recurso libre

50.

Formal analysis of a novel mutual authentication and key agreement protocol
Saraireh, Ja'afer M. al - Saraireh, Saleh S. - Saraireh , Mohammad S. - Nabhan, Mohammad M. al

Formato:	Articulo, Articulo
Enlaces:	This research work analyzes the universal mobile telecommunication system (UMTS) authentication and key agreement (AKA) protocol, which suffers from the traffic bottleneck at home location register and authentication center (HLR/AuC). In addition, serving network has no capability to authenticate mobile…
Fecha:	2011-10-27
Recurso:	Unversidad Nacional de La Plata