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Unversidad Nacional de La Plata (31)

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Aproximadamente 31 registro(s) hasta el momento: (datos)

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Recurso libre

Proposal of an ontology based web search engine
Deco, Claudia - Bender, Cristina - Ponce, Adrián

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	When users search for information in a web site, sometimes they do not get what they want. Assuming that the scope where the search take place works fine, there are some problems caused by the way the user interact with…
Fecha:	2012-10-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Integration of web-based forms with ontologies in the semantic web
Gómez, Sergio Alejandro - Chesñevar, Carlos Iván - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	La noción de formularios como una manera de organizar y presentar datos ha sido usada desde el comienzo de la World Wide Web. Los formularios web han evolucionado junto con el desarrollo de nuevos lenguajes de marcado, en los cuales…
Fecha:	2012-09-28
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Analysis of two indexing structures for textual databases
Marín, Mauricio - Bonacic, Carolina - Casas, Sandra

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	This article describes strategies devised to improve the efficiency of two classical index data structures for parallel textual databases. The design and cost evaluation is effected on top of the bulk-synchronous model of parallel computing. This allows us to compare…
Fecha:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

A Semi-Automatic Method for Ontology Mapping
Perez, Laura Haide - Cechich, Alejandra - Buccella, Agustina

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Ontology mapping involves the task of finding similarities among overlapping sources by using ontologies. In a Federated System in which distributed, autonomous and heterogeneous information sources must be integrated, ontologies have emerged as tools to solve semantic heterogeneity problems. In…
Fecha:	2012-09-28
Recurso:	Unversidad Nacional de La Plata

Recurso libre

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

Classifying software requirement prioritization approaches
Martínez Carod, Nadina - Cechich, Alejandra

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Defining software requirements is a complex and difficult process, which often leads to costly project failures. Requirements emerge from a collaborative and interactive negotiation process that involves heterogeneous stakeholders (people involved in an elicitation process such as users, analysts, developers,…
Fecha:	2012-10-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Software process improvement behavior of small and medium organizations in Argentina
Colla, Pedro E. - Montagna, Jorge Marcelo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Este artículo reporta el trabajo de investigación realizado en base a datos extraídos de la Encuesta Anual realizada por la CESSI durante el año 2007 entre organizaciones dedicadas al desarrollo de Software en Argentina. Si bien la temática de mejora…
Fecha:	2012-10-02
Recurso:	Unversidad Nacional de La Plata

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

A low cost advance encryption standard (AES) co-processor implementation
Hernandez, Orlando J. - Sodon, Thomas - Adel, Michael - Kupp, Nathan

Formato:	Articulo, Articulo
Enlaces:	The need for privacy has become a major priority for both governments and civilians desiring protection from signal interception. Widespread use of personal communications devices has only increased demand for a level of security on previously insecure communications. This paper…
Fecha:	2008-09-24
Recurso:	Unversidad Nacional de La Plata

Recurso libre

10.

Analyzing and Improving Data Quality
Buccella, Agustina - Cechich, Alejandra - Domingo, Gonzalo

Formato:	Articulo, Articulo
Enlaces:	Data quality is a research area strongly investigated during the 90’s. However, few companies in Argentina apply data quality methodologies or tools during the analysis, design or implementation phases of software development process. Developers generally use techniques to design systems…
Fecha:	2008-10-07
Recurso:	Unversidad Nacional de La Plata

Recurso libre

11.

Optimizing the spatial approximation tree from the root
Gómez, Alejandro - Ludueña, Verónica - Reyes, Nora Susana

Formato:	Articulo, Articulo
Enlaces:	Many computational applications need to look for information in a database. Nowadays, the predominance of nonconventional databases makes the similarity search (i.e., searching elements of the database that are "similar" to a given query) becomes a preponderant concept. The Spatial…
Fecha:	2008-10-08
Recurso:	Unversidad Nacional de La Plata

Recurso libre

12.

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

13.

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

14.

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

15.

Data bases and discrete event simulation
Boubetra, Abdelhak - Belouadah, Hocine - Mouhoub, Nassreddine

Formato:	Articulo, Articulo
Enlaces:	This paper is an attempt to define how a specific data structure might be used to store, in a persistent manner, temporal information during a computer simulation. In particular, it considers the sort of temporal information generated during a discrete…
Fecha:	2008-05-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

16.

The multi-agent system architecture in SEWASIE
Fillottrani, Pablo Rubén

Formato:	Articulo, Articulo
Enlaces:	We describe the design, implementation and deployment of the multi-level agent-based system architecture developed for the SEWASIE project. The aim of the system is to help the user in querying heterogeneous data sources which are integrated by means of ontologies.…
Fecha:	2008-05-23
Recurso:	Unversidad Nacional de La Plata

Recurso libre

17.

Semantic Interoperability Middleware – enabling collaborative networks in public sector
Sanchez, Alejandro - Estevez, Elsa Clara - Janowski, Thomas - Ojo, Adegboyega

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Electronic Government initiatives, such as seamless public services delivered at one-stop government portals, require establishing collaborative networks among public- and private-sector organizations. However, semantic interoperability problems emerge as these organizations may differ in the terms and meanings they use to…
Fecha:	2012-10-03
Recurso:	Unversidad Nacional de La Plata

Recurso libre

18.

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

19.

Temporal validation of extended workflow processes by means Petri Nets with Clocks
Riesco, Daniel Eduardo - Vilallonga, Gabriel Domingo - Montejano, Germán Antonio - Uzal, Roberto - Welch, Daniel - Gallina, Sergio Hilario

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	At present the business processes have temporary requirements within their specifications. Logistics, e-commerce, are examples of these, among others. The time involved in business processes is important regarding the interaction of the actors. The sound of the technology involved in…
Fecha:	2012-10-03
Recurso:	Unversidad Nacional de La Plata

Recurso libre

20.

An integrated improvement framework for sharing assessment lessons learned
Rubio, Diego Martín - Andriano, Natalia Valeria - Ruiz de Mendarozqueta, Alvaro - Bartó, Carlos

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Nowadays, an increasing number of companies are using process improvement models as a mean to improve the quality of their processes and therefore the quality of their products and services. Although various improvement frameworks exist that provide organizations with aids…
Fecha:	2012-10-03
Recurso:	Unversidad Nacional de La Plata

Recurso libre

21.

Buckets inverted lists for a search engine with BSP
Gil Costa, Graciela Verónica - Printista, Alicia Marcela - Marin Cahiuan, Juan Mauricio

Formato:	Articulo, Articulo
Enlaces:	Most information in science, engineering and business has been recorded in form of text. This information can be found online in the World-Wide-Web. One of the major tools to support information access are the search engines which usually use information…
Fecha:	2008-05-20
Recurso:	Unversidad Nacional de La Plata

Recurso libre

22.

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

23.

Center selection techniques for metric indexes
Mendoza Alric, Cristian - Herrera, Norma Edith

Formato:	Articulo, Articulo
Enlaces:	The metric spaces model formalizes the similarity search concept in nontraditional databases. The goal is to build an index designed to save distance computations when answering similarity queries later. A large class of algorithms to build the index are based…
Fecha:	2008-05-22
Recurso:	Unversidad Nacional de La Plata

Recurso libre

24.

Design of a service-oriented architecture for federated systems
Calegari, Daniel - Viera, Marcos - Motz, Regina

Formato:	Articulo, Articulo
Enlaces:	A Federated System is a collection of independent, cooperative, possibly heterogeneous and autonomous computer systems (usually database systems) which allows sharing all or some of its data. A Service-Oriented Architecture is an application architecture whose functionalities are defined as independent…
Fecha:	2008-05-23
Recurso:	Unversidad Nacional de La Plata

Recurso libre

25.

Driving to a fast IMS feature vector computing
Fernández, Jacqueline - Guerrero, Roberto A. - Miranda, Natalia - Piccoli, Fabiana

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	La creciente cantidad de imágenes transmitidas a través de Internet ha llevado al desarrollo de Sistemas de Minería de Imágenes de propósito general. La performance de un SMI depende en gran medida de una rápida y buena especificación del vector…
Fecha:	2012-10-01
Recurso:	Unversidad Nacional de La Plata

Recurso libre

26.

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

27.

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

28.

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

29.

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

30.

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

31.

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