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Aproximadamente 44 registro(s) hasta el momento: (base de datos)

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Recurso libre

An extension to EMTPL
Cobo, María Laura - Falappa, Marcelo Alejandro

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The development of languages allowing a proper handling of time is important in many areas of computer science because the capability to deal with the notions of change and time are essential to solve their problems. In the development of…
Fecha:	2012-10-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Applying aspect oriented technology to relational data bases: The replication case, Tecnología aplicada a aspectos en base de datos relacionales: El caso de replicación
Fernando Asteasuain; Universidad de Buenos Aires - Adeel Javed; University of Central Punjab

Formato:	,
Enlaces:	AbstractDue to aspect-oriented mechanisms explosion, their concepts arrive to distributed systems tackling concepts as security, persistence, or synchronization, especially in middleware approaches. Regarding distributed databases, the research has been focused mainly on object-oriented databases. Based on the great impact of…
Fecha:	2011-06-20
Recurso:	Ingeniería y desarrollo

Recurso libre

A hybrid data structure for searching in metric spaces
Herrera, Norma Edith - Reyes, Nora Susana - Chávez, Edgar

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The concept of “approximate” searching has applications in a vast number of fields. Some examples are non-traditional databases (e. g. storing images, fingerprints or audio clips, where the concept of exact search is of no use and we search instead…
Fecha:	2012-09-20
Recurso:	Unversidad Nacional de La Plata

Recurso libre

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

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	This document describes a research and development project - Semantic Web and Cooperative Problem Solving for Online Communities of Practice. The aim of the project is to build a system supporting Cooperative Problem Solving within the framework of online Communities…
Fecha:	2012-09-11
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Multilingual access to online help systems and databases, Acceso multilingüe a sistemas de ayuda y bases de datos en línea
Revuelta Martínez, Alejandro - Rodríguez Ruiz, Luis - García Varea, Ismael

Formato:	info:eu-repo/semantics/article
Enlaces:	En este artículo presentamos el sistema AMSABEL, un sistema de acceso a información basado en lenguaje natural. AMSABEL proporciona acceso al contenido de una base de datos relacional, a partir de consultas realizadas en lenguaje natural, tanto en castellano como…
Fecha:	2010-05-03
Recurso:	RUA Docencia

Recurso libre

Ontologies for the semantic web
Vallés, María Clara - Fillottrani, Pablo Rubén

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The Semantic Web attempts to reach a state in the future where everything on the Web will no longer be only machine-readable, but also machine-understandable. An ontology is an explicit specification of a conceptualization. A conceptualization is an abstract, simplified…
Fecha:	2012-09-07
Recurso:	Unversidad Nacional de La Plata

Recurso libre

An ontology approach to data integration
Buccella, Agustina - Cechich, Alejandra - Rodríguez Brisaboa, Nieves

Formato:	Articulo, Articulo
Enlaces:	The term Federated Databases refers to the data integration of distributed, autonomous and heterogeneous databases. However, a federation can also include information systems, not only databases. At integrating data, several issues must be addressed. Here, we focus on the problem…
Fecha:	2004-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

A Methodology for Vertically Partitioning in a Multi-Relation Database Environment
Gorla, Narasimhaiah

Formato:	Articulo, Articulo
Enlaces:	Vertical partitioning, in which attributes of a relation are assigned to partitions, is aimed at improving database performance. We extend previous research that is based on a single relation to multi-relation database environment, by including referential integrity constraints, access time
Fecha:	2008-05-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Income distribution, institutions and conflicts: an exploratory analysis for Latin America and the Caribbean
Gasparini, Leonardo - Molina, Ezequiel

Formato:	Articulo, Documento de trabajo
Enlaces:	Este documento explora la relación entre la distribución del ingreso, las instituciones y los conflictos en América Latina y el Caribe mediante el uso de una nueva base de datos de estadísticas de la distribución del ingreso calculado a partir…
Fecha:	2010-06-09
Recurso:	Unversidad Nacional de La Plata

Recurso libre

10.

Tool support for verifying applications using object-oriented patterns
Aranda, Gabriela N. - Flores, Andrés P. - Buccella, Agustina - Reynoso, Luis A.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Applying design patterns is considered a helpful technique for designing software systems. Patterns description, however, results not sufficiently precise providing a weak understanding and making it difficult to be certain when a pattern is being used correctly. We have formally…
Fecha:	2012-10-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

11.

Methods for measurement-based COTS assessments and selection
Cechich, Alejandra - Piattini Velthuis, Mario

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	During recent years, new software engineering paradigms like component-based software engineering and COTS-based development have emerged. Both paradigms are concerned with reuse and customisation of existing components. The use of COTS software has become more and more important in state-of-the-art…
Fecha:	2012-10-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

12.

A framework for defining and checking constraints in requirement gathering and definition
Gómez, Rodolfo - Fillottrani, Pablo Rubén

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Requirements capture user needs about a system [KG99]. They stand for those functional and nonfunctional attributes the system must posses to be considered correct. Requirements also dictate how the system should respond to user interaction. Therefore, they play a very…
Fecha:	2012-10-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

13.

Moodelling of processes and formal methods
Riesco, Daniel Eduardo - Montejano, Germán Antonio - Uzal, Roberto

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	We proposed her a technique, which can be employed within the methodology know as process reengineering. This technique was applied in a government environment, which included an Information System and Geographical Information System, developed with financial support from The World…
Fecha:	2012-10-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

14.

A data mining approach to computational taxonomy
Perichinsky, Gregorio - García Martínez, Ramón

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	This study investigates an approach of knowledge discovery and data mining in insufficient databases. An application of Computational Taxonomy analysis demonstrates that the approach is effective in such a data mining process. The approach is characterized by the use ot…
Fecha:	2012-10-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

15.

Using web-site QEM to measure the quality of sites
Olsina Santos, Luis Antonio - Lafuente, Guillermo Javier - Lafuente, Gustavo - Rossi, Gustavo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	In this position paper, the main steps to measure and evaluate quantitatively the quality of sites are shown. Besides, some specific models, criteria and procedures to apply in these activities are discussed by quoting case studies already performed (e.g., in…
Fecha:	2012-10-10
Recurso:	Unversidad Nacional de La Plata

Recurso libre

16.

Towards the verification of RAISE specifications through Model Checking
Perna, Juan Ignacio - George, Chris W.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Ensuring the correctness of a given software component has become a crucial aspect in Software Engineering and the Model Checking technique provides a fully automated way to achieve this goal. In particular, the usage of Model Checking in formal languages…
Fecha:	2012-09-11
Recurso:	Unversidad Nacional de La Plata

Recurso libre

17.

Messaging infrastructure for Electronic Government: background, rationale, objectives
Estevez, Elsa Clara - Janowski, Thomas - Fillottrani, Pablo Rubén

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Electronic Government applications aim to deliver efficient, seamless, customer-focused services to the public using various distribution channels. One of challenges in building such applications is the requirement to rely upon preexisting, often heterogeneous government applications. In order to enable communication…
Fecha:	2012-09-11
Recurso:	Unversidad Nacional de La Plata

Recurso libre

18.

Development of a relational database management system
Ruiz, Anabel Natalia - Maldonado, Calixto - Martínez Spessot, Cesar Ignacio

Formato:	Articulo, Articulo
Enlaces:	The studies of Relational Data Base Management Systems and Databases constitute nowadays a main tren of investigation in large businesses and universities of the entire world. The creation of a data base engine keeps being a challenge since there are…
Fecha:	2004-05-19
Recurso:	Unversidad Nacional de La Plata

Recurso libre

19.

Integrating federated information sources through the use of ontologies
Buccella, Agustina - Cechich, Alejandra - Penabad, Miguel R. - Rodriguez, Francisco J. - Brisaboa, Nieves R.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Ontologies serve as a mean to establish a conceptually concise basis for communicating knowledge for many purposes. Within the information integration area, ontologies are useful to solve heterogeneity problems. They provide a set of knowledge terms, including the vocabulary, the…
Fecha:	2012-09-20
Recurso:	Unversidad Nacional de La Plata

Recurso libre

20.

Formal specifications in component-based development
Estevez, Elsa Clara - Fillottrani, Pablo Rubén

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Software engineering has entered a new era, the Internet and its associated technologies require a different conceptual framework for building and understanding software solutions. Users ask to develop applications more rapidly, and software engineers need to ensamble systems from preexisting…
Fecha:	2012-10-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

21.

A systematic approach to generate test cases based on combinations of information
Sánchez, Marisa - Felder, Miguel

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Software based systems incrementally provide critical services to users. Mobile telephone systems, for example, are used in circumstances in which the malfunctioning may have disastrous consequences. During the last years, software has been incorporated in devices used in daily life,…
Fecha:	2012-10-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

22.

Labor informality in Latin America and the Caribbean: patterns and trends from household survey microdata
Gasparini, Leonardo - Tornarolli, Leopoldo

Formato:	Articulo, Documento de trabajo
Enlaces:	Este artículo documenta los principales patrones y tendencias de las definiciones alternativas de la informalidad laboral en América Latina y el Caribe, mediante la utilización de una gran base de datos de más de 100 encuestas de hogares para el…
Fecha:	2010-06-09
Recurso:	Unversidad Nacional de La Plata

Recurso libre

23.

Spatial selection of sparse pivots for similarity search in metric spaces
Rodríguez Brisaboa, Nieves - Fariña, Antonio - Pedreira, Óscar - Reyes, Nora Susana

Formato:	Articulo, Articulo
Enlaces:	Similarity search is a fundamental operation for applications that deal with unstructured data sources. In this paper we propose a new pivot-based method for similarity search, called Sparse Spatial Selection (SSS). The main characteristic of this method is that it…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

24.

Project line: formally specifying the domain of balanced scorecard
Montejano, Germán Antonio - Uzal, Roberto - Riesco, Daniel Eduardo - Dasso, Aristides - Funes, Ana

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	In today’s world, in both the public or private organizations, there exists the problem that the organizations have to create value, are changing, but the tools to measure them are not. On the other hand, in the current economy, the…
Fecha:	2012-10-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

25.

Spectra in taxonomic evidence in databases III
Plastino, Ángel Luis - Orellana, Rosa Beatriz - Perichinsky, Gregorio

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Numerical Taxonomy aims to group in clusters, using so-called structure analysis of operational taxonomic units (OTUs or taxons or taxa) through numerical methods. These clusters constitute families. Structural analysis, based on their phenotypic characteristics, exhibits the relationships, in terms of…
Fecha:	2012-10-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

26.

Integrated environment of systems automated engineering
Servetto, Arturo Carlos - García Martínez, Ramón - Perichinsky, Gregorio

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The Standardization of a development process for systems of medium complexity, entirely supported by an integrated development environment, could mean a double contribution to the industry of systems development. On the one hand it would contribute to the reduction of…
Fecha:	2012-10-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

27.

Economic polarisation in Latin America and the Caribbean: what do household surveys tell us?
Gasparini, Leonardo - Horenstein, Matías - Olivieri, Sergio

Formato:	Articulo, Documento de trabajo
Enlaces:	Este documento presenta y discute un conjunto de estadísticas enfocadas a caracterizar el grado de polarización económica en los países de América Latina y el Caribe (LAC). El estudio se basa en una base de datos de encuestas de hogares…
Fecha:	2010-06-09
Recurso:	Unversidad Nacional de La Plata

Recurso libre

28.

Applying an ontology on data integration
Buccella, Agustina - Cechich, Alejandra - Brisaboa, Nieves R.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The term “Federated Databases” refers to the data integration of distributed, autonomous and heterogeneous databases. However, a federation can also include information systems, not only databases. When integrating data, several issues must be addressed. Here, we focus on the problem…
Fecha:	2012-09-25
Recurso:	Unversidad Nacional de La Plata

Recurso libre

29.

Evolution of product line architectures
Amaolo, Marcelo Paulo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Product-line architectures, i.e. a software architecture and component set shared by a family of products, represents a promising approach to achieving reuse of software. Several companies are initiating or have recently adopted a product-line architecture. However, little experience is available…
Fecha:	2012-09-25
Recurso:	Unversidad Nacional de La Plata

Recurso libre

30.

Dataset of Articles in Comparative Politics (DACP)
Schedler, Andreas - Mudde, Cas

Formato:	Base de datos (inglés), frecuencias (inglés), libro de códigos(inglés) y metodología (inglés)
Enlaces:	The datased contains three groups of data: (1) some basic information on a sample of both quantitative and qualitative comparative politics articles that appeared in six prominent English-languaje journals between 1989 and 2007: their country coverage, their regional coverage, and…
Fecha:	2010-06-17
Recurso:	Centro de Investigación y Docencia Económicas - México

Recurso libre

31.

Adaptive Ttwo-phase spatial association rules mining method
Lee, Chin-Feng - Chen, Mei-Hsiu

Formato:	Articulo, Articulo
Enlaces:	Since huge amounts of spatial data can be easily collected from various applications, ranging from remote sensing technology to geographical information system, the extraction and comprehension of spatial knowledge is a more and more important task. Many excellent studies on…
Fecha:	2008-05-20
Recurso:	Unversidad Nacional de La Plata

Recurso libre

32.

Digital processing of in situ hybridization images: Identification and spatial allocation of specific labels
González, Mariela A. - Rapacioli, Melina - Ballarín, Virginia Laura - Fiszer de Plazas, Sara - Flores, Vladimir

Formato:	Articulo, Articulo
Enlaces:	In situ hybridization (ISH) method allows to reveal specific genes expression, identify specific cell types and detect areas or tissues, displaying differential gene expression. This work describes a standardized procedure of digital image processing that allows detailed analyses of ISH…
Fecha:	2008-05-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

33.

Optimized cost effective approach for selection of materialized views in data warehousing
Ashadevi, B. - Balasubramanian, R

Formato:	Articulo, Articulo
Enlaces:	A data warehouse efficiently processes a given set of queries by utilizing the multiple materialized views. Owing to the constraint on space and maintenance cost, the materialization of all views is unfeasible. One of the critical decisions involved in the…
Fecha:	2009-05-18
Recurso:	Unversidad Nacional de La Plata

Recurso libre

34.

Enhancing UniArab with FunGramKB, Cómo mejorar UniArab con FunGramKB
Periñán Pascual, Carlos - Mairal Usón, Ricardo

Formato:	info:eu-repo/semantics/article
Enlaces:	En el marco de la traducción automática árabe-inglés, el enfoque pseudointerlingüístico de UniArab ha logrado, incluso con oraciones simples, mejores resultados que los traductores automáticos basados en modelos estadísticos. El éxito de UniArab se cimienta en el modelo funcional de…
Fecha:	2010-05-03
Recurso:	RUA Docencia

Recurso libre

35.

Simple_PLUS: a network of lexical semantic relations, Simple_PLUS: una red de relaciones léxico-semánticas
Ruimy, Nilda

Formato:	info:eu-repo/semantics/article
Enlaces:	Este artículo trata de la base de datos léxico-semántica del italiano, Simple_PLUS, y particularmente de su núcleo central: la red de relaciones léxico-semánticas. Este recurso lexical tiene como base Parole-Simple-Clips, un léxico electrónico con cuatro niveles de descripción, elaborado según…
Fecha:	2010-05-03
Recurso:	RUA Docencia

Recurso libre

36.

Design criteria for the development of an institutional learning object repository
Godoy, Roberto - Minni, Hugo - Zarza, Gonzalo - Loyarte, Horacio

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The production of educational contents in academic environments has been traditionally developed without an integral plan which allows their adequate distribution and access. In addition, it produces effort duplication and misuse of resources. As a possible solution, this work proposes…
Fecha:	2012-10-16
Recurso:	Unversidad Nacional de La Plata

Recurso libre

37.

Analysis of the factors affecting the severity of two-vehicle crashes, Analysis of the factors affecting the severity of two-vehicle crashes
Alejandro Angel; University of Arizona. - Mark Hickman; University of Arizona.

Formato:	,
Enlaces:	AbstractThis study performs a comprehensive analysis of the effect of different environmental, demographic and vehicle variables on the severity of two-vehicle crashes. The limitations associated with previous studies have been addressed by using a large crash database, properly defining the…
Fecha:	2011-06-30
Recurso:	Ingeniería y desarrollo

Recurso libre

38.

Analyzing the influence of national political and economical factors on the success of public-private partnerships in transport, Análisis de la influencia de la política nacional y factores económicos en el éxito de la asociación entre los sectores públi
Patricia Galilea A.; University College London - Francesca Medda; University College London.

Formato:	,
Enlaces:	AbstractSince the emergence of public-private partnerships (PPPs) in the 1980s, there has been a structural change in the way countries now finance and provide public infrastructure. Although national governments apparently encourage PPPs, and many have succeeded, some others have failed.…
Fecha:	2011-06-20
Recurso:	Ingeniería y desarrollo

Recurso libre

39.

Validez de constructos funcionales y morfológicos en tareas de lecto-escritura: un estudio con niños de educación básica, Validity of' functional and morphological constructs in reading and writing tasks: a study of elementary school children
Corral Verdugo, Víctor - Bazán Ramírez, Aldo - Sánchez Hernández, Beatriz A.

Formato:	,
Enlaces:	280 niños del primer grado de primaria desarrollaron una serie de tareas de lectura y escritura (las morfologías de las tareas) de diferente grado de complejidad (sus niveles funcionales). Los niveles de complejidad de las tareas se pre-establecieron como funciones…
Fecha:	2010-06-16
Recurso:	Acta Comportamentalia: Revista Latina de Análisis del Comportamiento

Recurso libre

40.

Taxonomic evidence applying algorithms of intelligent data mining
Perichinsky, Gregorio - Servente, Magdalena - Servetto, Arturo Carlos - García Martínez, Ramón - Orellana, Rosa Beatriz - Plastino, Ángel Luis

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Numerical Taxonomy aims to group in clusters, using so-called structure analysis of operational taxonomic units (OTUs or taxons or taxa) through numerical methods. Clusters that consitute families was the purpose of this series of last projects. Structural analysis, based on…
Fecha:	2012-09-25
Recurso:	Unversidad Nacional de La Plata

Recurso libre

41.

Simulación numérica del comportamiento elástico del concreto reforzado con fibras cortas de acero en condición plana de esfuerzos, Numerical modelling of elastic behaviour of concrete reinforced with steel short fibres in plane stress conditions
Lamus Fabian ; Universidad Nacional de Colombia - Caicedo Manuel ; Universidad Nacional de Colombia - Linero Dorian ; Universidad Nacional de Colombia

Formato:	, , ,
Enlaces:	Este trabajo describe un modelo numérico implementado en el método de los elementos finitos (Hughes, 2000), el cual permite simular el comportamiento elástico del concreto reforzado con fibras cortas de dirección aleatoria. En estructuras hechas de dicho material cada punto…
Fecha:	2011-05-01
Recurso:	Ingeniería e investigación

Recurso libre

42.

Formato:	,
Enlaces:	280 niños del primer grado de primaria desarrollaron una serie de tareas de lectura y escritura (las morfologías de las tareas) de diferente grado de complejidad (sus niveles funcionales). Los niveles de complejidad de las tareas se pre-establecieron como funciones…
Fecha:	2010-06-16
Recurso:	Revistas UNAM

Recurso libre

43.

The profitability of companies offering services to seniors: Comparative study of nursing homes and services at home, The profitability of companies offering services to seniors: Comparative study of nursing homes and services at home, La rentabilidad de las empresas que ofrecen servicios a la tercera edad: Estudio comparativo de los establecimientos residenciales y de los servicios en el hogar
Monllau Jaques, Teresa M.; Universitat Pompeu Fabra - Ávila, Nuria Rodríguez; Universitat de Barcelona

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Purpose: We considered two objectives; on one hand, to analyze the effectiveness and efficiency of enterprises, the purpose of which is to provide services to the elderly. On the other hand, examine whether the enactment of law 39/2006, has meant…
Fecha:	2013-09-06
Recurso:	Intangible capital

Recurso libre

44.

Abortion in Democratic Spain: The Parliamentary Political Agenda 1979–2004
Cambronero Saiz, Belén - Ruiz Cantero, María Teresa - Vives Cases, Carmen - Carrasco Portiño, Mercedes

Formato:	info:eu-repo/semantics/article
Enlaces:	Desde la transición de España a la democracia, el aborto ha sido asunto de políticas públicas dentro y fuera del parlamento. En este artículo se describe la historia de la reforma de la ley de aborto en España desde 1979…
Fecha:	2007-11-30
Recurso:	RUA Docencia