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Aproximadamente 480 registro(s) hasta el momento: (datos)

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Recurso libre

Assessing different rule quality measures in a genetic algorithm for discovering association rules
Soto, Wilson - Olaya Benavides, Amparo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The genetic algorithms have seen applied in knowledge discovery and specially for discovering association rules. In this paper, we explore the use of di erent rule quality measures in the tness function in a genetic algorithm for discovering association rules.…
Fecha:	2012-11-06
Recurso:	Unversidad Nacional de La Plata

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

Assessing Data Quality of Integrated Data by Quality Aggregation of its Ancestors, Evaluación de Calidad de Datos Integrados por Agregación de Calidad de sus Ancestros
Angeles, Maria del Pilar - Mhor MacKinnon, Lachlan

Formato:
Enlaces:	DATA QUALITY IS DEGRADED DURING THE PROCESS OF EXTRACTING AND MERGING DATA FROM MULTIPLE HETEROGENEOUS SOURCES. BESIDES, USERS HAVE NO INFORMATION REGARDING THE QUALITY OF THE ACCESSED DATA. THIS DOCUMENT PRESENTS THE METHODS UTILIZED TO ASSESS DATA QUALITY AT MULTIPLE…
Fecha:	2010-04-27
Recurso:	Revistas UNAM

Recurso libre

A methodology for software documentation
Torres Júnior, Roberto Dias - Ahlert, Hubert

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	With the growing complexity of window based software and the use of object-oriented, the development of software is getting more complex than ever. Based on that, this article intends to present a methodology for software documentation and to analyze our…
Fecha:	2012-11-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Investigating plant–pollinator relationships in the Aegean: the approaches of the project POL-AEGIS (The pollinators of the Aegean archipelago: diversity and threats), Investigando relaciones planta - polinizador en el Egeo: los enfoques del proyecto POL-AEGIS (Los polinizadores del archipiélago Egeo: diversidad y amenazas)
Petanidou, Theodora - Ståhls, Gunilla - Vujić, Ante - Olesen, Jens M. - Rojo Velasco, Santos - Thrasyvoulou, Andreas - Sgardelis, Stefanos - Kallimanis, Athanasios S. - Kokkini, Stella - Tscheulin, Thomas

Formato:	info:eu-repo/semantics/article
Enlaces:	Worldwide, there is a well-documented crisis for bees and other pollinators which represent a fundamental biotic capital for wild life conservation, ecosystem function, and crop production. Among all pollinators of the world, bees (Hymenoptera: Apoidea) constitute the major group in…
Fecha:	2013-11-08
Recurso:	RUA Docencia

Recurso libre

Identifying cognitive aspects to improve business process reengineering
Martín, Adriana - Cechich, Alejandra

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Knowledge-intensive processes are widely used to recover from errors, handle exceptional cases and complaints, and to improve or adapt a process itself. In this context, evolved Business-Process Reengineering (BPR) techniques are changing to give some answers to this reality. In…
Fecha:	2012-10-12
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Using fuzzy sets to analyse personal preferences on groupware tools
Aranda, Gabriela N. - Cechich, Alejandra - Vizcaíno, Aurora - Castro-Schez, José J.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	When stakeholders are geographically distributed communication presents new challenges for software engineering community. In order to improve communication between stakeholders, we have previously proposed to apply learning style models to characterise the way people interact. In this work we enhance…
Fecha:	2012-10-12
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

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

10.

A formal model for some behavioural features of analysis patterns
Buccella, Agustina - Cechich, Alejandra

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	It is commonly said that a pattern has four essential parts: a statement of the context where the pattern is useful, the problem that the pattern addresses, the forces that play in forming a solution, and the solution that resolves…
Fecha:	2012-11-02
Recurso:	Unversidad Nacional de La Plata

Recurso libre

11.

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

12.

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

13.

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

14.

IRRI Library: International Rice Research Institute
The International Rice Research Intitute Fiipinas

Formato:	Biblioteca virtual
Enlaces:	Descripción completa.
Fecha:	2012-11-05
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

15.

Taking advantages of ontology and contexts to determine similarity of data
Buccella, Agustina - Cechich, Alejandra - Rodríguez Brisaboa, Nieves

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Data integration is the process of unifying data sharing some common semantics but are originated from unrelated sources. In our work we consider these sources are autonomous, heterogeneous and they are physically distributed. These three characteristics make the integration task…
Fecha:	2012-10-11
Recurso:	Unversidad Nacional de La Plata

Recurso libre

16.

EMTPL and its relation to first order logic
Cobo, María Laura - Falappa, Marcelo Alejandro

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Time and change are notions that seems unavoidable in some areas of work and investigation, languages that can deal with these notions are necessary. At the same time, methods for a proper time handling are quite complex, mainly because problem’s…
Fecha:	2012-10-12
Recurso:	Unversidad Nacional de La Plata

Recurso libre

17.

An extension of ArgoUML for the incorporation of profiles
Pryor, Jane - Marcos, Claudia A. - Belloni, Edgardo A.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The Unified Modeling Language (UML) is a language for visualizing, specifying, constructing, and documenting the artifacts of a software-intensive system. UML supports the most typical software modeling problems; however, due to the diversity of software development domains, there may be…
Fecha:	2012-10-12
Recurso:	Unversidad Nacional de La Plata

Recurso libre

18.

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

19.

Characterizing semantic web services
Moyano, Marcelo - Buccella, Agustina - Cechich, Alejandra - Estevez, Elsa Clara

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Semantic Web is an extension of the current web in which data contained in the web documents are machine-understandable. On the other hand, Web Services provide a new model of the web in which sites exchange dynamic information on demand.
Fecha:	2012-10-12
Recurso:	Unversidad Nacional de La Plata

Recurso libre

20.

Building dynamic WAP applications using UWE
Soto, Ricardo - Rodríguez, Nibaldo - Palma, Wenceslao

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The great advance of the communications and the importance gained by the mobile systems have increased the development of WAP (Wireless Application Protocol) applications, nevertheless at the present time do not exist methodologies specifically designed for the WAP applications development…
Fecha:	2012-10-12
Recurso:	Unversidad Nacional de La Plata

Recurso libre

21.

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

22.

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

23.

A very early estimation of software development time and effort using neural networks
Luna, Carlos Daniel - Segovia, Javier - Salvetto, Pedro F. - Martínez, Milton F.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	In spite of years of research and development, formal structured estimation of time and effort required to develop a Management Information System (MIS) is still an open problem. Usual estimation techniques applied by now are supported by the not so…
Fecha:	2012-10-12
Recurso:	Unversidad Nacional de La Plata

Recurso libre

24.

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

25.

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

26.

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

27.

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

28.

Dynamic selection of suitable pivots for similarity search in metric spaces
Deco, Claudia - Salvetti, Mariano - Reyes, Nora Susana - Bender, Cristina

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	This paper presents a data structure based on Sparse Spatial Selection (SSS) for similarity searching. An algorithm that tries periodically to adjust pivots to the use of database index is presented. This index is dynamic. In this way, it is…
Fecha:	2012-09-19
Recurso:	Unversidad Nacional de La Plata

Recurso libre

29.

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

30.

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

31.

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

32.

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

33.

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

34.

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

35.

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

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.

Evaluation of 3D image-treatment algorithms applied to optical-sectioning microscopy
Vicente, Nathalie B. - Diaz Zamboni, Javier E. - Adur, Javier F. - Casco, Víctor

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	La información extraída de especimenes biológicos es inherentemente tridimensional. Los datos tridimensionales (3D) permiten un mejor entendimiento de las estructuras y los eventos biológicos, comparados con sus proyecciones bidimensionales (2D), aunque a veces son más difíciles de manejar. Esto explica…
Fecha:	2012-10-15
Recurso:	Unversidad Nacional de La Plata

Recurso libre

38.

Skeletonization of sparse shapes using dynamic competitive neural networks
Hasperué, Waldo - Corbalán, Leonardo - Lanzarini, Laura Cristina - Bria, Oscar N.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	La detección de regiones y objetos en imágenes digitales es un tema de suma importancia en la resolución de numerosos problemas correspondientes al área de reconocimiento de patrones. En esta dirección los algoritmos de esqueletización son una herramienta muy utilizada…
Fecha:	2012-10-19
Recurso:	Unversidad Nacional de La Plata

Recurso libre

39.

MBLWHOI(Marine Biological Laboratory/Woods Hole Oceanographic Institution)Library
The Marine Biological Laboratory (MBL) and the Woods Hole Oceanographic Institution (WHOI)

Formato:	Biblioteca virtual
Enlaces:	Descripción completa.
Fecha:	2012-11-05
Recurso:	Facultad de Ciencias - UNAM

Recurso libre

40.

Data warehouse design with UML
Luján Mora, Sergio

Formato:	info:eu-repo/semantics/doctoralThesis
Enlaces:	Descripción completa.
Fecha:	2009-07-07
Recurso:	RUA Docencia

Recurso libre

41.

Gestão integrada da água e perfis de usuários: proposta metodológica a partir da sociologia quantitativa, Gestión integral del agua y perfiles de usuarios: propuesta metodológica desde la sociología cuantitativa, A sociological methodology for an integrated water management and user profiles: a quantitative proposal
Aledo Tur, Antonio - Ortiz Noguera, Guadalupe - Domínguez Gómez, José Andrés

Formato:	info:eu-repo/semantics/article
Enlaces:	Este artículo propone que para una eficaz gestión de los recursos hídricos es también necesario incluir variables sociológicas que ayuden a comprender y explicar la concepción y comportamiento social en torno al agua. Con esta intención se presenta una metodología…
Fecha:	2010-01-11
Recurso:	RUA Docencia

Recurso libre

42.

An argumentation framework with uncertainty management designed for dynamic environments
Capobianco, Marcela - Simari, Guillermo Ricardo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Nowadays, data intensive applications are in constant demand and there is need of computing environments with better intelligent capabilities than those present in today's Database Management Systems (DBMS). To build such systems we need formalisms that can perform complicate inferences,…
Fecha:	2012-09-12
Recurso:	Unversidad Nacional de La Plata

Recurso libre

43.

Mineral compositions visualization implementing the spinel prism
Ganuza, María Luján - Castro, Silvia Mabel - Martig, Sergio R. - Bjerg, Ernesto - Ferracutti, Gabriela

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	An important problem in Mineralogy, is to accomplish an adequate representation of a great amount of data coming from different geological environments, in order to characterize a particular geologic region in terms of its tectonic setting. With such Databases of…
Fecha:	2012-09-13
Recurso:	Unversidad Nacional de La Plata

Recurso libre

44.

Prototipos para transmisión de datos sobre fibra óptica plástica en cortas distancias implementados en FPGA
Cárdenas, D. - Nespola, A.

Formato:	Article
Enlaces:	This work describes two media converter prototypes for transmitting 10Mb/s & 100Mb/s Ethernet data over large core (1mm) Step-Index Polymer Optical Fiber (SI-POF). In terms of reach, both prototypes greatly outperform previously published results and current commercial media converters based…
Fecha:	2009-10-12
Recurso:	Escuela Politécnica Nacional

Recurso libre

45.

Sistema automático de adquisición de datos para un medidor de deformación
Espinosa Ramón, Alfonso - Flores Cifuentes, Fernando

Formato:	Article
Enlaces:	El presente artículo describe un sistema de adquisición de datos para un medidor de deformación. Se presenta el análisis del diseño de la circuitería y la programación, los resultados obtenidos y finalmente algunas conclusiones.
Fecha:	2007-05-23
Recurso:	Escuela Politécnica Nacional

Recurso libre

46.

Nomenclatural changes in Apteranthes Mikan (Asclepiadoideae, Apocynaceae)
Crespo Villalba, Manuel Benito

Formato:	info:eu-repo/semantics/article
Enlaces:	El género Apteranthes Mikan se considera constituido por unos ocho táxones, en su mayoría distribuidos por el norte de África. Sin embargo, algunos de sus componentes han sido infravalorados en las revisiones más recientes del género, pese a estar bien…
Fecha:	2012-05-11
Recurso:	RUA Docencia

Recurso libre

47.

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

48.

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

49.

Artificial nutritional support registries: systematic review, Los registros de soporte nutricional artificial: revisión sistemática
Castelló Botía, Isabel - Wanden-Berghe, Carmina - Sanz Valero, Javier

Formato:	info:eu-repo/semantics/article
Enlaces:	Introduction: The nutritional registries are data bases through which we obtain the information to understand the nutrition of populations. Several main nutrition societies of the world have these types of registries, outstanding the NADYA (Home artificial and Ambulatory nutrition) group…
Fecha:	2012-10-04
Recurso:	RUA Docencia

Recurso libre

50.

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