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Aproximadamente 4446 registro(s) hasta el momento: (journal)

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Recurso libre

Requirements and analysis: where is the boundary if any?
Oliveros, Alejandro

Formato:	Articulo, Articulo
Enlaces:	Descripción completa.
Fecha:	2008-10-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Requirement and analysis: where is the boundary if any?
Pastor, Oscar

Formato:	Articulo, Articulo
Enlaces:	Descripción completa.
Fecha:	2008-10-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Requirements engineering-challenges from the agent-oriented approach
Cysneiros, Luiz Marcio

Formato:	Articulo, Articulo
Enlaces:	Descripción completa.
Fecha:	2008-10-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Watch IT: The risks and promises of new information technologies. Nicholas C. Burbules, Thomas A. Callister (h) Ediciones Granica S. A., 2001
Gorga, Gladys - Madoz, María Cristina

Formato:	Articulo, Revision
Enlaces:	Descripción completa.
Fecha:	2008-10-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Understanding the word "analysis" in the context of requirements engineering
Sampaio do Prado Leite, Julio César

Formato:	Articulo, Articulo
Enlaces:	Descripción completa.
Fecha:	2008-10-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

The role of requirements engineering in the development of multi-agent systems
Sampaio do Prado Leite, Julio César

Formato:	Articulo, Articulo
Enlaces:	Descripción completa.
Fecha:	2008-10-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Practical software measurement. Objective information for decision makers J. McGary, D. Card, C. Jones, B. Layman, W. Clark, J. Dean, F. Hall Addison-Wesley 2002, 2002
Ramón, Hugo Dionisio

Formato:	Articulo, Revision
Enlaces:	The authors present the Measurement Information Model and the Measurement Process Model, as well as guidelines based on their experience in order to apply these models to specific projects.
Fecha:	2008-10-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

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

Image compression for medical diagnosis using neural networks
Lanzarini, Laura Cristina - Vargas Camacho, María Teresa - Flores Badrán, Amado - De Giusti, Armando Eduardo

Formato:	Articulo, Articulo
Enlaces:	Images compression is a widely studied topic. Conventional situations offer variable compression ratios depending on the image in question and, in general, do not yield good results for images that are rich in tones. This work is an application of…
Fecha:	2004-05-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

10.

Modern database management VI Edition. Jeffrey A. Hoffer, Mary B. Prescott, Fred R. McFadden Prentice Hall, Upper Saddle River, NJ, 2002
Bertone, Rodolfo Alfredo

Formato:	Articulo, Revision
Enlaces:	This book provides an excellent foundation for the principles of database and data management. It explains some of the more difficult concepts fairly well. The book is meant for an introductory course in database management which is usually required as…
Fecha:	2008-10-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

11.

Digital signal processing. A computer based approach. 2 nd Edition Sanjit K. Mitra Mc.Graw Hill, 2001
Jaquenod, Guillermo A.

Formato:	Articulo, Revision
Enlaces:	Designed for a one-year course on DSP, the book Digital Signal Processing, A Computer Based Approach aims to give seniors or first-year graduate students strong foundations of the analysis and design of discrete-time systems for digital signal processing. Anyway, is…
Fecha:	2008-10-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

12.

Software engineering: Theory and practice, 2nd Edition. Shari Lawrence Pfleeger. Prentice Hall, 2001
Bertone, Rodolfo Alfredo

Formato:	Articulo, Revision
Enlaces:	A book that describes and applies Software Engineering methods according to the state of the art of the subject matter; it is integrated with a proper exemplification and evolves as each topic is introduced. The material is designed for undergraduates…
Fecha:	2008-10-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

13.

Robustness analysis for the method of assignment MATEHa
De Giusti, Laura Cristina - Chichizola, Franco - Naiouf, Marcelo - De Giusti, Armando Eduardo

Formato:	Articulo, Articulo
Enlaces:	The TTIGHa model has been developed to model and predict the performance of parallel applications run over heterogeneous architectures. In addition, the task assignment algorithm was implemented to MATEHa processors based on the TTIGHa model. This paper analyzes the assignment…
Fecha:	2008-09-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

14.

Tests for unbalanced error component models under local misspecication
Sosa Escudero, Walter - Bera, Anil K.

Formato:	Articulo, Documento de trabajo
Enlaces:	This paper derives unbalanced versions of the tests statistics for first order serial correlation and random individual e®ects summarized in Sosa Escudero and Bera (2001), and updates their xttest1 routine. The derived tests statistics should be useful for applied researchers…
Fecha:	2010-06-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

15.

The ant colony metaphor for multiple knapsack problem
Cena, Marcelo Guillermo - Crespo, María Liz - Kavka, Carlos - Leguizamón, Mario Guillermo

Formato:	Articulo, Articulo
Enlaces:	This paper presents an Ant Colony Optimisation (ACO) model for the Multiple Knapsack Problem (MKP). The ACO algorithms, as well as other evolutionary metaphors, are being applied successfully to diverse heavily constrained problems: Travelling Salesman Problem, Quadratic Assignment Problem and…
Fecha:	2004-05-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

16.

Application of symmetric orthogonal multiwavelets and prefilter technique for image compression
Chen, Jiazhong - Zhou, Jingli - Yu, Shengsheng - Xiao, Qian - Xu, Jun

Formato:	Articulo, Articulo
Enlaces:	Multiwavelets are new addition to the body of wavelet theory. There are many types of symmetric multiwavelets such as Geronimo-Hardin-Massopust (GHM) and Chui-Lian (CL) multiwavelets. However, the matrix filter generating the GHM system multiwavelets does not satisfy the symmetric property.…
Fecha:	2004-08-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

17.

Index structures for distributed text databases
Marin Cahiuan, Juan Mauricio

Formato:	Articulo, Articulo
Enlaces:	The Web has became an obiquitous resource for distributed computing making it relevant to investigate new ways of providing efficient access to services available at dedicated sites. Efficiency is an ever-increasing demand which can be only satisfied with the development…
Fecha:	2004-08-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

18.

High performance VLSI signal processing: Innovative architectures and algorithms. Volume 2 - Systems design and applications. Edited by K. J. Ray Liu and Kung Yao. IEEE Press, 1998
Villagarcía Wanza, Horacio A.

Formato:	Articulo, Revision
Enlaces:	One of the major breakthroughs in VLSI technology has been its ability to implement signal processing algorithms and architectures onto cost-effective ASIC and DSP chips. Works in this area are highly interdisciplinary; they involve interaction among areas such as VLSI…
Fecha:	2008-10-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

19.

Redes neuronales artificiales. Un enfoque práctico P. Isasi Viñuela, I. M. Galván. Pearson Educación, 2004
Lanzarini, Laura Cristina

Formato:	Articulo, Revision
Enlaces:	Artificial Neural Networks belong to the sub-symbolic branch of Artificial Intelligence since they allow to find the solution of a problem without the need of knowing the algorithm necessary to solve it. This turns them into a tool based on…
Fecha:	2008-10-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

20.

Logical foundations and implementation of an extension of temporal logic
Cobo, María Laura - Augusto, Juan Carlos

Formato:	Articulo, Articulo
Enlaces:	The need of counting with the appropiate management of situations involving time an the motion of change, has been reconized as an important aspect in many Computer Science areas. This fact has made evident the need of tools to handle…
Fecha:	2004-05-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

21.

Agents as animated creature: an useful metaphor
Rueda, Sonia Vivian

Formato:	Articulo, Articulo
Enlaces:	Agents repesent a new paradigm for developing software applications. In spite of the interest of this particular way of looking at problems, there is considerable discrepancy on exactly what is an agent and which are the attributes and properties that…
Fecha:	2004-05-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

22.

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

23.

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

24.

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

25.

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

26.

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

27.

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

28.

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

29.

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

30.

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

31.

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

32.

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

33.

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

34.

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

35.

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

36.

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

Recurso libre

37.

A formal structure of separation of duty and trust in modelling delegation policy
Ogundele, Oloruntoba Samuel - Adewale, O. S. - Alese, B. K. - Falaki, S. O.

Formato:	Articulo, Articulo
Enlaces:	There are considerable number of approaches to policy specification both for security management and policy driven network management purposes as reported in [20]. This specification sort security policies into two basic types: authorization and obligation policies. Most of the researches…
Fecha:	2011-10-27
Recurso:	Unversidad Nacional de La Plata

Recurso libre

38.

Fortran refactorings for legacy systems
Méndez, Mariano

Formato:	Articulo, Revision
Enlaces:	This thesis is based on a certain type of legacy software that came from scientific research. Scientists have become one of the most important legacy code producers for many reasons. One of these is long-lived field (about 50 years old)…
Fecha:	2011-10-27
Recurso:	Unversidad Nacional de La Plata

Recurso libre

39.

Methodology for efficient execution of SPMD applications on multicore clusters
Muresano, Ronal

Formato:	Articulo, Revision
Enlaces:	Nowadays, the scientific applications are developed with more complexity and accuracy and these precisions need high computational resources to be executed. Also, the current trend in high performance computing (HPC) is to find clusters composed of Multicore nodes, and these…
Fecha:	2011-10-27
Recurso:	Unversidad Nacional de La Plata

Recurso libre

40.

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

41.

Multipath fault-tolerant routing policies to deal with dynamic link failures in high speed interconnection networks
Zarza, Gonzalo

Formato:	Articulo, Revision
Enlaces:	In this thesis, we present fault-tolerant routing policies based on concepts of adaptability and deadlock freedom, capable of serving interconnection networks affected by a large number of dynamic link failures. The strongest point of this thesis is that it provides…
Fecha:	2011-10-28
Recurso:	Unversidad Nacional de La Plata

Recurso libre

42.

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

43.

Design, evaluation and optimization of the wavelet transform for medical video coding in single processor architectures
Bernabé García, Gregorio

Formato:	Articulo, Revision
Enlaces:	Descripción completa.
Fecha:	2011-09-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

44.

Championing school nursing: an interview with Woody Caan
Caan, Woody

Formato:	Article
Enlaces:	Woody Caan, a strong supporter of school nursing, explains why he believes school nurses have a vital role to play in the health and wellbeing of children and young people.
Fecha:	2011-09-22
Recurso:	Anglia Ruskin University

Recurso libre

45.

Ubiquigeneous networking: a distributed networking application over mobile embedded devices
Kohn, Rodolfo - Marrone, Luis Armando

Formato:	Articulo, Revision
Enlaces:	Resumen de la tesis del autor para obtener el grado de Magister en Redes de Datos de la Facultad de Informática de la UNLP, dirigida por Luis Armando Marrone.
Fecha:	2011-09-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

46.

Defeasible logic programming: language definition, operational semantics, and parallelism
García, Alejandro Javier

Formato:	Articulo, Revision
Enlaces:	This thesis defines Defeasible Logic Programming and provides a concrete specification of this new language through its operational semantics. Defeasible Logic Programming, or DeLP for short, has been defined based on the Logic Programming paradigm and considering features of recent…
Fecha:	2011-09-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

47.

Distributed environment applied to HR formation/training: a cooperative/collaborative learning model
Lage, Fernando Javier

Formato:	Articulo, Revision
Enlaces:	The subject matter of this work is focused in the development of an application for team work over a distributed system belonging to an organization. This choice is based in the organizations need of their members’ continuing formation/training, and of…
Fecha:	2011-09-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

48.

Error analysis in lossy compressed image transmission algorithms
Ramón, Hugo Dionisio

Formato:	Articulo, Revision
Enlaces:	There is a need of counting on precise measurements of subjective losses that can be used for predicting the quality of an image. The objective of the present work is to determine these distortion measurements and test the use of…
Fecha:	2011-09-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

49.

Heterogeneous parallel-distributed processing applied to process engineering
Vázquez, Gustavo Esteban

Formato:	Articulo, Revision
Enlaces:	The main goal of this thesis was to design new parallel processing strategies specially conceived for distributed environments in order to solve numerical and structural problems from the field of process systems engineering more efficiently. More specifically, the numerical sample…
Fecha:	2011-09-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

50.

A high-level perception architecture: real-time visual navigation for autonomous robots in structured environments
López de Teruel Alcolea, Pedro E.

Formato:	Articulo, Revision
Enlaces:	This thesis describes the design and implementation of a mobile robot which is able to perform a structural interpretation of indoor environments, using only visual and proprioceptive sensory information. The desired behaviour is real-time navigation based on this interpretation, instead…
Fecha:	2011-09-02
Recurso:	Unversidad Nacional de La Plata