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Aproximadamente 212 registro(s) hasta el momento: (datos)

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Recurso libre

Missing mixed mode: elemental structures, Estructuras básicas de los valores perdidos en encuestas con modos mixtos
Alaminos Chica, Antonio

Formato:	info:eu-repo/semantics/annotation
Enlaces:	One of the main concerns is the nature of the missing values. Let’s consider extremes for simplicity. If missing at random we have not to care about. But if missing shows structures that covariate with substantive variables we have to…
Fecha:	2013-01-16
Recurso:	RUA Docencia

Recurso libre

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

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

Nuevos análogos de la cloroquina como agentes antivirales, New chloroquine analogues as antiviral agents
Dias, Luiza R. S. - Freitas, Antonio C. C. - Nanayakkara, Dhammikka - McChesney, James D. - Walker, Larry

Formato:	Articulo, Articulo
Enlaces:	Rinovirus y Enterovirus (polio, coxsackie, echovirus) son los dos tipos de picornavirus responsables del alto número de infecciones virales en humanos como el resfrío (o la gripe). Datos de Relación Estructura Actividad sobre antivirales indica que los heterociclos nitrogenados están…
Fecha:	2008-11-06
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Evalución "in vitro"de los perfiles de disolución y de las propiedades térmicas de algunas formulaciones comerciales de comprimidos de nevirapina, In vitro evaluation of dissolution profiles and thermal properties of some commercial formulations of nevirapine tablets
Grangeiro Júnior, Severino - Strattman, R. R. - Albuquerque, Mónica C. P. A. - Araújo, A. A. S. - Matos, J. R. - Rolim Neto, Pedró José

Formato:	Articulo, Articulo
Enlaces:	Este informe describe los resultados de un estudio in vitro en el que fueron evaluados comprimidos de nevirapina (200 mg) de diferentes laboratorios brasileros. El producto roiginal fue la refencia, en comparación con cinco productos similares (A, B, C, D…
Fecha:	2008-11-03
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Knowledge gaps in scientific literature on maternal mortality: a systematic review, Lagunas en las publicaciones científicas sobre la mortalidad materna: revisión sistemática, Lacunes de la littérature scientifique sur la mortalité maternelle mises en évidence par une revue systématique de cette littérature
Gil González, Diana - Carrasco Portiño, Mercedes - Ruiz Cantero, María Teresa

Formato:	info:eu-repo/semantics/article
Enlaces:	Issues related to maternal mortality have generated a lot of empirical and theoretical information. However, despite the amount of work published on the topic, maternal mortality continues to occur at high rates and solutions to the problem are still not…
Fecha:	2008-03-13
Recurso:	RUA Docencia

Recurso libre

Antifouling effect of two saturated copper coatings applied on carbon steel structures, Efecto antifouling de dos cubiertas saturadas de cobre aplicadas sobre estructuras de acero al carbono
Guiamet, Patricia - Saravia, Sandra Gómez de

Formato:	Articulo, Articulo
Enlaces:	Biofouling is the colonization of man-made substrata by sessile organisms. The aim of this paper is to evaluate the performance of two antifouling saturated copper coating. Bioassays were can-ied out at a harbor in Argentine (38°02'S-57°32'W). During six months, one…
Fecha:	2013-09-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Fuzzy prolog with default knowledge
Vaucheret, Claudio A.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	In omplete information is a problem in many aspe ts of a tual environments. Further- more, in many s enarios the knowledge is not represented in a risp way. It is ommon to nd fuzzy on epts or problems with…
Fecha:	2012-10-12
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Two new species and distribution records of the genus Acroleucus in Mexico (Hemiptera: Heteroptera: Lygaeidae: Lygaeinae).
Brailovsky, H. - Cervantes, L

Formato:	Artículo
Enlaces:	The genus Acroleucus Stål from México is revised. Two new species A. calvatus and A. tensus are described and illustrated. New distribution records are presented, as well as comments on the host plants for some of the species. A revised…
Fecha:	2013-11-20
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

10.

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

11.

A functional approach for in line analytical processing
Necco, Claudia Mónica - Quintas, Luis - Nuno Olivera, J.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	This paper describes an approach to On Line Analytical Processing (OLAP), expresed in the declarative programming paradigm. We define a collection of functions that capture some of the functionality currently provided by multidimensional database product. This is done by defining…
Fecha:	2012-10-05
Recurso:	Unversidad Nacional de La Plata

Recurso libre

12.

The Extreme Vertices Model in the 4D space and its Applications in the Visualization and Analysis of Multidimensional Data Under the Context of a Geographical Information System
Pérez Águila, Ricardo

Formato:	Electronic Thesis or Dissertation, Tesis
Enlaces:	En este trabajo se comentan algunos aspectos geométricos y topológicos relacionados a los Politopos n-Dimensionales y tres metodologías para su visualización: a través de sus unravelings, a través de sus intersecciones con el espacio 3D y a través de…
Fecha:	2003-05-16
Recurso:	CIRIA

Recurso libre

13.

Book review: A beginner's guide to doing your education research project, by Mike Lambert (2012)
Ploettner, Joan; Universitat Autònoma de Barcelona & Universitat Internacional de Catalunya

Formato:	, , Book review, ,
Enlaces:	Evidence-based practice has become a cornerstone to the development of many professions over the last twenty years, ranging from health and social sciences to education. Research based on reflective practice provides the impulse...En els últims vint anys, pràctiques basades en…
Fecha:	2012-12-16
Recurso:	Bellaterra: Journal of teaching and Learning Language and Literature

Recurso libre

14.

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

15.

Classification rules obtained from dynamic self-organizing maps
Hasperué, Waldo - Lanzarini, Laura Cristina

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	La obtención de conocimiento a partir de la información existente es un proceso no trivial que consiste en identificar patrones válidos, novedosos, potencialmente útiles y comprensibles a partir de los datos disponibles. La Minería de Datos es el área de…
Fecha:	2012-10-19
Recurso:	Unversidad Nacional de La Plata

Recurso libre

16.

Into the Engine Room: An Inter-University Literature-Teaching Project Focussing on Narrative
Owen, David; Department of English and German Studies, Area of English Literature, Faculty of Philosophy & Arts - Font, Carme; Universitat Autònoma de Barcelona - Gimeno Pahissa, Laura; Universitat Autònoma de Barcelona - Pividori, Cristina; Universitat Autònoma de Barcelona

Formato:	Articles convidats, Commissioned, Surveys, Qualitative & Quantitative Analysis, Artículos invitados,
Enlaces:	Abstract This article sets out the objectives, approaches and organisational development of a still on-going inter-university literature-teaching project entitled ‘Between the Lines: Comprehensive Reading of Literary Texts in a Foreign Language’, which was awarded a two-year grant by the Catalan…
Fecha:	2012-12-16
Recurso:	Bellaterra: Journal of teaching and Learning Language and Literature

Recurso libre

17.

Teach-to-Test Instruction of Dynamic Assessment:A Critical Overview
Nazari, Behzad; Behzad Nazari MA of TEFL, Islamic Azad University, South Tehran Branch, Tehran, Iran

Formato:	Avaluacions anònimes, Peer-Reviewed Article, State-of-the-question, Evaluaciones anónimas,
Enlaces:	Abstract The present article aims to meticulously focus on the integration of the assessment and instruction which leads to a new approach, Dynamic Assessment, based on the principles of Socio-cultural Theory of Mind (SCT) developed by L. S. Vygotsky and…
Fecha:	2012-12-16
Recurso:	Bellaterra: Journal of teaching and Learning Language and Literature

Recurso libre

18.

Optimising Classroom Interaction: An Interview with Steve Walsh
Fernández del Viso Román, Vanesa; Universitat Autònoma de Barcelona

Formato:	, , , Interview,
Enlaces:	Abstract Professor Steve Walsh is Professor of Applied Linguistics at the School of ECLS of the University of Newcastle in the United Kingdom. He is the module leader for ‘Teacher Development for TESOL’, ‘Learning and teaching in Higher Education’, ‘Discourse…
Fecha:	2012-12-16
Recurso:	Bellaterra: Journal of teaching and Learning Language and Literature

Recurso libre

19.

Editor's Notes
Dooly, Melinda; Universitat Autònoma de Barcelona

Formato:	, , Editor's Note, Editorial,
Enlaces:	Oferim a lectores i lectors una àmplia gamma de temes en el darrer volum de l'any 2012. El primer article, escrit pels membres d'un grup de recerca al Departament de Filologia Anglesa i Alemanya de la Universitat Autònoma de Barcelona…
Fecha:	2012-12-16
Recurso:	Bellaterra: Journal of teaching and Learning Language and Literature

Recurso libre

20.

Paraphrase extraction from validated question answering corpora in Spanish
Herrera de la Cruz, Jesús - Peñas Padilla, Anselmo - Verdejo Maillo, María Felisa

Formato:	info:eu-repo/semantics/article
Enlaces:	Partiendo del debate sobre la definición de paráfrasis, este trabajo intenta clarificar lo que las personas consideran como paráfrasis. El experimento realizado parte de una de las distintas campañas que generan cada año grandes cantidades de datos validados, susceptibles de…
Fecha:	2007-11-12
Recurso:	RUA Docencia

Recurso libre

21.

Function-Based vs. Meaning-Based Beliefs in Teaching Vocabulary
Ghaffarzadeh Hassankiade, Mozhgan Alsadat; Islamic Azad University (Tonekabon Branch)

Formato:	Avaluacions anònimes, Peer-Reviewed Article, , Evaluaciones anónimas,
Enlaces:	AbstractTeachers are highly influenced by their beliefs, which are related to their ideas, to their views of the world and to their values and conceptions of their environment. Departing from the premise that teachers' beliefs are one of the most…
Fecha:	2012-12-16
Recurso:	Bellaterra: Journal of teaching and Learning Language and Literature

Recurso libre

22.

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

23.

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

24.

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

25.

Quality of pharmaceutical advertising and gender bias in medical journals (1998-2008): a review of the scientific literature, Calidad de la publicidad de fármacos y sesgos de género en las revistas de medicina (1998-2008): revisión de la literatura científica
Cambronero Saiz, Belén - Ruiz Cantero, María Teresa - Papí Gálvez, Natalia

Formato:	info:eu-repo/semantics/article
Enlaces:	Objective: To review the scientific literature on pharmaceutical advertising aimed at health professionals in order to determine whether gender bias has decreased and the quality of information in pharmaceutical advertising has improved over time. Methods: We performed a content analysis…
Fecha:	2012-09-05
Recurso:	RUA Docencia

Recurso libre

26.

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

27.

The software architecture role in agile methodologies
Anacleto, Valerio Adrián

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The software architecture role in agile methodologies is not sufficiently documented or formalized by means of a process consistent with the philosophy. The current work’s contributions are: 1) Defining guidelines to implement architecture practices in an agile way and so…
Fecha:	2012-10-11
Recurso:	Unversidad Nacional de La Plata

Recurso libre

28.

Nineteen sixties history of data base management
Olle, T. William

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Data base management evolved during the sixties and seventies. The evolution period was protracted. Many driving forces impacted the evolution and it is the aim of this paper to analyze these driving forces (some technical and some political) and to…
Fecha:	2012-11-12
Recurso:	Unversidad Nacional de La Plata

Recurso libre

29.

Data modeling dealing with uncertainty in fuzzy logic
Urrutia Sepúlveda, Angélica - Galindo, José - Jiménez, Leoncio - Piattini Velthuis, Mario

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	This paper shows models of data description that incorporate uncertainty like models of data extension EER, IFO among others. These database modeling tools are compared with the pattern FuzzyEER proposed by us, which is an extension of the EER model…
Fecha:	2012-11-20
Recurso:	Unversidad Nacional de La Plata

Recurso libre

30.

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

31.

Web Development 2
Luján Mora, Sergio - Aragonés Ferrero, Jaume

Formato:	info:eu-repo/semantics/lecture
Enlaces:	Curso "Web Development 2" sobre programación web con PHP para el "Máster doble competencia en ciencias informáticas y ciencias sociales" ("Master double competence in computer science and social science")., Proyecto TEMPUS JEP – 26235-2005.
Fecha:	2008-11-06
Recurso:	RUA Docencia

Recurso libre

32.

A business-oriented approach to data warehouse development, Enfoque orientado al negocio para el desarrollo del almacén de datos
Cravero Leal, Ania - Mazón López, José Norberto - Trujillo Mondéjar, Juan Carlos

Formato:	info:eu-repo/semantics/article
Enlaces:	Several surveys have indicated that many data warehouses fail to meet business objectives or are outright failures. One reason for this is that requirement engineering is typically overlooked in real projects. This paper addresses data warehouse design from a business…
Fecha:	2013-10-22
Recurso:	RUA Docencia

Recurso libre

33.

Web 2.0 i difusió de la recerca: ressenya del seminari, Web 2.0 and diffusion of research: seminar review, Web 2.0 y difusión de la investigación: reseña del seminario
Peña-López, Ismael - Córcoles, César Pablo

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, , ,
Enlaces:	Ressenya del seminari organitzat l'abril del 2006, en el marc de la càtedra UNESCO d'E-learning de la UOC, sobre les anomenades aplicacions Web 2.0 i les noves maneres de treballar en el camp de la recerca, l'educació i la difusió…
Fecha:	2006-10-01
Recurso:	IDP: Revista de internet, derecho y política

Recurso libre

34.

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, , ,
Enlaces:	Ressenya del seminari organitzat l'abril del 2006, en el marc de la càtedra UNESCO d'E-learning de la UOC, sobre les anomenades aplicacions Web 2.0 i les noves maneres de treballar en el camp de la recerca, l'educació i la difusió…
Fecha:	2006-10-01
Recurso:	IDP: Revista de internet, derecho y política

Recurso libre

35.

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

36.

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

37.

Collaborative problem solving in virtual communities of practice
Casalini, María Clara - Estevez, Elsa Clara - Janowski, Thomas

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The paper presents a case study illustrating a collaborative problem solving process in Virtual Communities of Practice. The process relies on the existence of an underlying shared knowledge base – a repository of resources, and is carried out collaboratively by…
Fecha:	2012-10-09
Recurso:	Unversidad Nacional de La Plata

Recurso libre

38.

Defining the proxy design pattern using UML profile
Garis, Ana Gabriela - Riesco, Daniel Eduardo - Montejano, Germán Antonio

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Today software solutions are often modeled using UML. Design patterns are frequently instantiated within these particular solutions. However, in several situations, UML is not expressive enough to describe them properly. UML profiles extend UML syntax and semantic in order to…
Fecha:	2012-10-09
Recurso:	Unversidad Nacional de La Plata

Recurso libre

39.

Model checking RAISE applicative specifications
Perna, Juan I. - 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:	2012-10-09
Recurso:	Unversidad Nacional de La Plata

Recurso libre

40.

Use of asynchronous JavaScript and XML for comparative market analysis
Cáseres, Germán - Delía, Lisandro - Thomas, Pablo Javier - Ramón, Hugo Dionisio - Bertone, Rodolfo Alfredo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Generally, the interactivity provided by web applications is carried out through surfing, as a result of a server’s response at the request of a workstation. This is an essential characteristic of this type of software, although in some circumstances it…
Fecha:	2012-10-15
Recurso:	Unversidad Nacional de La Plata

Recurso libre

41.

Combine vector quantization and support vector machine for imbalanced datasets
Yu, Ting - Debenham, John - Jan, Tony - Simoff, Simeon

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	In cases of extremely imbalanced dataset with high dimensions, standard machine learning techniques tend to be overwhelmed by the large classes. This paper rebalances skewed datasets by compressing the majority class. This approach combines Vector Quantization and Support Vector Machine…
Fecha:	2012-11-08
Recurso:	Unversidad Nacional de La Plata

Recurso libre

42.

Applying a culture dependent emotion triggers database for text valence and emotion classification, Definición de disparador de emoción asociado a la cultura y aplicación a la clasificación de la valencia y la emoción en textos
Balahur Dobrescu, Alexandra - Montoyo Guijarro, Andrés

Formato:	info:eu-repo/semantics/article
Enlaces:	Este artículo presenta un método de identificación y clasificación de la valencia y las emociones presentes en un texto. Para ello, se introduce un nuevo concepto denominado disparador de emoción. Inicialmente, se construye de forma incremental una base de datos
Fecha:	2008-04-17
Recurso:	RUA Docencia

Recurso libre

43.

The identity of «the Muftī of Oran», Abū l-‘Abbās Aḥmad b. Abī Jum‘ah al-Maghrāwī al-Wahrānī (d. 917/1511),
Devin Stewart; Emory University

Formato:	Peer reviewed article, Artículo revisado por pares
Enlaces:	Esta investigación intenta identificar al “muftí de Orán,” bosquejando su vida y carrera a través de un análisis de los datos disponibles en las fuentes norteafricanas. Quisiera plantear que, ya en las fuentes biográficas del siglo XVI, se han confundido…
Fecha:	2006-12-01
Recurso:	Al-Qantara: Revista de estudios Árabes

Recurso libre

44.

A language processing tool for program comprehension
Berón, Mario - Henriques, Pedro Rangel - Varanda Pereira, Maria João - Uzal, Roberto - Montejano, Germán Antonio

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Program Comprehension is a Software Engineering discipline which aims to understand computer code written in a high-level programming language. Program Comprehension is useful for reuse, inspection, maintenance, reverse engineering and many other activities in the context of Software Engineering. In…
Fecha:	2012-10-05
Recurso:	Unversidad Nacional de La Plata

Recurso libre

45.

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

46.

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

47.

Selección de membranas pervaporativas mediante criterios termodinámicos, A thermodynamic approach to choosing pervaporatives membranes
Amrani Mahacine

Formato:	, , ,
Enlaces:	Este trabajo describe la separación de una mezcla de varios componentes obtenidos como productos del proceso de termo-degradación del polimetacrilato de metilo (PMMA). Se purificó el monómero de metacrilato de metilo, obtenido por degradación térmica 95% en masa, mediante el…
Fecha:	2006-12-01
Recurso:	Ingeniería e investigación

Recurso libre

48.

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

49.

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

50.

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