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Recurso libre

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

Experimental data on SOA formation from mixtures of anthropogenic and biogenic organic compounds, Experimental data on SOA formation from mixtures of anthropogenic and biogenic organic compounds
García Vivanco, Marta - Santiago, Manuel; CIEMAT - Sánchez, Miguel; CIEMAT - Clavero, Mª Ángeles; CIEMAT - Borrás, Esther; CEAM - Ródenas, Milagros; CEAM - Alacreu, Francisco; CEAM - Vázquez, M.; CEAM - Clemente, E.; CEAM - Porras, R.; CEAM - Muñoz, A.; CEAM - Stein, Ariel; NOAA

Formato:	,
Enlaces:	Secondary organic aerosols (SOA) constitute a significant fraction of the atmospheric particulate matter. Theses particles are formed as a consequence of the oxidation reaction of certain organic gases that leads to the formation of low-volatility compounds. As for other pollutants,…
Fecha:	2012-12-14
Recurso:	Revistas UNAM

Recurso libre

Total organic carbon removal from a chemical lab’s wastewater using Fenton’s reagent, Remoción de Carbono Orgánico Total en aguas residuales provenientes de laboratorio químico, empleando reactivo Fenton
Martínez Ávila Oscar Mauricio ; Universidad Nacional de Colombia - sede Bogotá - Franco José Herney Ramírez ; Universidad Nacional de Colombia - Toledo Reyes Magda Lorena ; Universidad Nacional de Colombia

Formato:	, , ,
Enlaces:	Treating industrial wastewater represents a serious problem nowadays; it requires a strong understanding of the particular systems and (in most of cases) ad hoc solutions. This work describes the use of Fenton’s reagent (reaction between H2O2 and Fe(II)) for removing…
Fecha:	2013-08-14
Recurso:	Ingeniería e investigación

Recurso libre

Editorial, Editorial
Narváez Rincón Paulo César ; Universidad Nacional de Colombia

Formato:	, , ,
Enlaces:	Este número, el segundo del volumen 33, incluye doce artículos que, como en el número anterior, corresponden a áreas diferentes de la ingeniería. El medio ambiente, los materiales, sismicidad y la ingeniería de software son algunos de los temas que…
Fecha:	2013-08-14
Recurso:	Ingeniería e investigación

Recurso libre

Ceramic bricks made from municipal solid waste incineration-derived clay and ashes: a quality study, Estudio de calidad de ladrillos cerámicos producidos con mezclas de arcilla y cenizas de incineración de residuos sólidos municipales
García Ubaque César Augusto ; Universidad Distrital Francisco José de Caldas - González Hässig Andrés ; Regeneración Ltda. - Vaca Bohórquez Martha Lucía ; Adviser

Formato:	, , ,
Enlaces:	This paper presents analytical data from tests on bricks made from different clay/ash mixtures. The ashes used were obtained from a Hoffmann-type brick-making furnace equipped for coal and municipal solid waste co-firing. The bricks were physically and chemically characterised and…
Fecha:	2013-08-14
Recurso:	Ingeniería e investigación

Recurso libre

LDPE and PP thermal diffusivity in molten state, Difusividad térmica de mezclas de LDPE y PP en estado fundido
Yánez Genhli ; Universidad Nacional de Colombia - Rodríguez Pérez Miguel Ángel ; Universidad de Valladolid - Almanza Ovidio ; Universidad Nacional de Colombia

Formato:	, , ,
Enlaces:	Experimental results are reported for measuring the thermal diffusivity of two polymer species: low density polyethylene (LDPE) and polypropylene (PP). Measurements were taken in unsteady state heat flow conditions around the materials' melting temperature, using a device specially constructed for…
Fecha:	2013-08-14
Recurso:	Ingeniería e investigación

Recurso libre

AlN film deposition as a semiconductor device, Deposición de películas de AlN como dispositivos semiconductores
Caicedo Julio Cesar ; Universidad del Valle - Pérez Taborda Jaime Andrés ; Universidad Tecnológica de Pereira - Chaparro Willian Aperador ; Universidad Militar Nueva Granada

Formato:	, , ,
Enlaces:	AlN films were deposited by pulsed laser deposition (PLD) using an Nd: YAG laser (λ = 1064 nm). The films were deposited in a nitrogen atmosphere as working gas; the cathode was an aluminium high purity (99.99%) target. The films…
Fecha:	2013-08-14
Recurso:	Ingeniería e investigación

Recurso libre

Characterising μ-AlTiN coating and assessing its performance during Ti-6Al-4V milling, Caracterización y desempeño del recubrimiento μ-AlTiN durante el fresado del Ti-6Al-4V
Moreno Téllez Carlos Mauricio ; Universidad Pedagógica y Tecnológica de Colombia - UPTC - Sánchez José Manuel ; Centro de Estudios e Investigaciones Técnicas de Guipúzcoa and Universidad de Navarra - Higuera Cobos Oscar Fabián ; Universidad Pedagógica y Tecnológica de Colombia - UPTC

Formato:	, , ,
Enlaces:	This study investigated the mechanical properties and performance of μ-AlTiN coating deposited by PVD cathodic arc technique for a specific Al0, 67Ti0, 33N composition deposited on a WC-Co and AISI D2 steel substrate. The structure of the coating was analysed…
Fecha:	2013-08-14
Recurso:	Ingeniería e investigación

Recurso libre

A review of conceptual transparency in US and Colombian seismic design building codes, Revisión de la Transparencia Conceptual en los Reglamentos de Diseño Sísmico de Edificios en EU y Colombia
Carrillo Julian ; Universidad Militar Nueva Granada - Blandón Valencia John ; Universidad Nacional de Colombia - sede Medellín - Rubiano Astrid ; Universidad Militar Nueva Granada

Formato:	, , ,
Enlaces:	The goal of re-examinination of seismic design codes is aimed at making their provisions as transparent as possible for users so that the design would be clear and enriching for structural engineers. This paper presents a transparency evaluation of the…
Fecha:	2013-08-14
Recurso:	Ingeniería e investigación

Recurso libre

10.

Urban air pollution in school-related microenvironments in Bogota, Colombia, Caracterización de la Calidad del Aire en Microambientes de Colegios Distritales en Bogotá
Franco Juan Felipe ; Universidad EAN - Rojas Néstor Yesid ; Universidad Nacional de Colombia - Sarmiento Olga Lucía ; Universidad de los Andes - Behrentz Eduardo ; Universidad de los Andes

Formato:	, , ,
Enlaces:	Particle-related pollution (PM10, PM2.5 and soot) was measured in both indoor and outdoor microenvironments at four public elementary schools in Bogota, Colombia. Three of these schools were located alongside major urban roads in which different types of public transit systems…
Fecha:	2013-08-14
Recurso:	Ingeniería e investigación

Recurso libre

11.

Developing high-performance concrete incorporating highly-reactive rice husk ash, Producción de Concretos de Alto Desempeño Mediante la Incorporación de Ceniza de Cascarilla de Arroz de Alta Reactividad
Salas Andrés ; Universidad Nacional de Colombia - Delvasto Silvio ; Universidad del Valle - Mejía de Gutiérrez Ruby ; Universidad del Valle

Formato:	, , ,
Enlaces:	The aim of this study is to present results of an investigation about the developing of a highperformance concrete (HPC) using a highly reactive pozzolan made from chemically treated rice husk ash (ChRHA) prepared by a chemical-thermal attack to the…
Fecha:	2013-08-14
Recurso:	Ingeniería e investigación

Recurso libre

12.

An optimal algorithm for estimating angular speed using incremental encoders, Un algoritmo óptimo para la aproximación de la velocidad angular utilizando encoders
Rairán Antolines José Danilo ; Universidad Distrital Francisco Jose de Caldas

Formato:	, , ,
Enlaces:	This paper proposes a new algorithm using signals from an incremental encoder for estimating a rotating shaft's speed. This algorithm eliminated the oscillations appearing in classical fixed-time and fixed-space algorithms, even when speed was constant. A fixed-time algorithm measures angular…
Fecha:	2013-08-14
Recurso:	Ingeniería e investigación

Recurso libre

13.

Using radio frequency and ultrasonic antennas for inspecting pin-type insulators on medium-voltage overhead distribution lines, Aplicación de antenas de radiofrecuencia y ultrasónica para la inspección de los aisladores de tipo pin en líneas aéreas de distribución de media tensión
Lefort Borges Cícero ; High Voltage Laboratory of the Federal University of Itajubá (LAT-EFEI) - Barreira Martinez Manuel Luís ; High Voltage Laboratory of the Federal University of Itajubá (LAT-EFEI)

Formato:	, , ,
Enlaces:	This paper summarises the activities undertaken when using antennas (ultrasound and radiofrequency) for identifying insulators in pre-failure state by detecting the noise emitted by the distribution line and correlating this with these insulators (porcelain pin type) dielectric breakdown. This has…
Fecha:	2013-08-14
Recurso:	Ingeniería e investigación

Recurso libre

14.

Towards a framework for deriving platform-independent model-driven software product lines, Hacia un Marco de Trabajo para Derivar Líneas de Producto de Software Dirigidas por Modelos Independientes de la Plataforma
Paz Andrés ; Universidad ICESI - Arboleda Hugo ; Universidad ICESI

Formato:	, , ,
Enlaces:	Model-driven software product lines (MD-SPLs) are created from domain models which are transformed, merged and composed with reusable core assets, until software products are produced. Model transformation chains (MTCs) must be specified to generate such MD-SPLs. This paper presents a…
Fecha:	2013-08-14
Recurso:	Ingeniería e investigación

Recurso libre

15.

An academic value-added mathematical model for higher education in Colombia, Un modelo matemático para el valor académico agregado: Caso de la educación superior en Colombia
Bogoya José Daniel ; Universidad Jorge Tadeo Lozano - Bogoya Ramírez Johan Manuel ; Universidad Javeriana

Formato:	, , ,
Enlaces:	The concept of academic added-value can be associated with a variation in the cognitive development of students who complete an educational cycle at a given institution belonging to a reference universe, related to the tendency shown by all students in…
Fecha:	2013-08-14
Recurso:	Ingeniería e investigación

Recurso libre

16.

Study of near surface boundary layer characteristics during pre-monsoon seasons using micrometeorological tower observations, Study of near surface boundary layer characteristics during pre-monsoon seasons using micrometeorological tower observations
Chaudhuri, Sutapa; Department of Atmospheric Sciences, University of Calcutta, India - Middey, Anirban; Department of Atmospheric Sciences, University of Calcutta, India

Formato:	,
Enlaces:	Studying the boundary layer is imperative because severe weather in this portion of the atmosphere impacts on environment and various facets of national activities and affects the socioeconomic scenario of a region. Near surface boundary layer characteristics are investigated through…
Fecha:	2012-12-14
Recurso:	Revistas UNAM

Recurso libre

17.

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

18.

Determinants in university desertion and graduation: an application using duration models
Giovagnoli, Paula Inés

Formato:	Articulo, Articulo
Enlaces:	Este trabajo investiga el problema de la deserción y graduación de los estudiantes universitarios. Se utilizan modelos de riesgo proporcional no paramétricos para estimar los efectos cualitativos y cuantitativos de factores personales y características socioeconómicas de los alumnos sobre las…
Fecha:	2009-06-11
Recurso:	Unversidad Nacional de La Plata

Recurso libre

19.

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

Formato:	Objeto de conferencia, Objeto de conferencia
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:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

20.

Labor participation and earnings for young women in Argentina
Marchionni, Mariana

Formato:	Articulo, Documento de trabajo
Enlaces:	Este trabajo se concentra en explorar los efectos potenciales de la educación media y el ambiente familiar sobre los resultados laborales de las jóvenes en Argentina. En particular, interesa la condición laboral, la calidad del empleo y los salarios. El…
Fecha:	2010-06-08
Recurso:	Unversidad Nacional de La Plata

Recurso libre

21.

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

22.

Improving use case definition using enterprise communication networks
Luzuriaga, Juan Manuel

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Although researchers noted the importance of effective communication among stakeholders, it continues to be a challenge for requirements engineering. Communication can be considered as a management tool since communication allows organisation’s personnel to produce a cohesive enterprise view. In this…
Fecha:	2012-10-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

23.

Integrating the development of data mining and data warehouses via model-driven engineering
Zubcoff Vallejo, José Jacobo - Pardillo Vela, Jesús - Mazón López, José Norberto - Trujillo Mondéjar, Juan Carlos

Formato:	info:eu-repo/semantics/article
Enlaces:	Data mining is one of the most important analysis techniques to automatically extract knowledge from large amount of data. Nowadays, data mining is based on low-level specifications of the employed techniques typically bounded to a specific analysis platform. Therefore, data…
Fecha:	2012-03-08
Recurso:	RUA Docencia

Recurso libre

24.

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

25.

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

26.

CCMini: a prototype of certifying compiler based on annotated abstract syntax trees
Bavera, Francisco - Nordio, Martín - Medel, Ricardo - Aguirre, Jorge - Baum, Gabriel Alfredo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Certifying compilers use static information of a program to verify that it complies with certain security properties and to generate certified code. To do so, those compilers translate the source program into an annotated program written in some intermediate language.…
Fecha:	2012-10-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

27.

Semantic document indexing in ontology-driven organizational memories
Ale, María Alejandra - Galli, María Rosa - Chiotti, Omar Juan Alfredo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Effective document retrieval using domain knowledge and semantics is one of the major challenges in Information Retrieval. Over the last years, there has been a growing interest in ontologies as an artifact for human knowledge representation and a critical component…
Fecha:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

28.

A UML profile to model classifier refinements
Correa, Natalia - Giandini, Roxana Silvia - Pons, Claudia

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The refinement technique allows us to capture the relationship between specification and implementation in software developments. The precise documentation of the refinement relations hip makes it possible the traceability of the requirements through the refinement steps. Unfortunately, the standard modelling…
Fecha:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

29.

Tower generic data processing
Necco, Claudia Mónica - Nuno Olivera, J.

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Many aspects of data processing are functional in nature and can take advantage of recent developments in the area of functional programming and calculi. The work described in this paper is an attempt to contribute to this line of thought,…
Fecha:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

30.

Extending message-oriented middleware
Estevez, Elsa Clara - Janowski, Thomas

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Different types of middleware exist to facilitate the integration of software running on heterogeneous computing platforms. Message Oriented Middleware (MOM), for instance, enables the interaction between heterogeneous applications by exchanging packets of structured data (messages) through communication channels. The core…
Fecha:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

31.

Management model for measurement infrastructure
Battisti, Gerson - Tarouco, Liane M. R. - Granville, Lisandro

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	The evaluation of metric of performance is useful in the evaluation of protocols, in the improvement of applications, in the content choice, among others. The obtaining of these metrics, it continues being a complex task because most of the time…
Fecha:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

32.

Trade and labor outcomes in Latin America's rural areas: a cross-household surveys approach
Gasparini, Leonardo - Gutiérrez, Federico H. - Porto, Guido

Formato:	Articulo, Documento de trabajo
Enlaces:	Este trabajo explora la conexión entre el comercio y los resultados laborales en áreas rurales de América Latina al estimar modelos de regresión a nivel de hogar utilizando una combinación de microdatos de 60 encuestas de hogares y datos agregados.…
Fecha:	2010-06-08
Recurso:	Unversidad Nacional de La Plata

Recurso libre

33.

Requirements elicitation applied to electronic voting system
Thomas, Pablo Javier - Oliveros, Alejandro

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Nowadays, technology has become the key element to carry out the management, organization and fulfillment of the electoral process. The electoral process should be understood as the actions that entail the making of the electoral roll, citizen identification, the act…
Fecha:	2012-10-26
Recurso:	Unversidad Nacional de La Plata

Recurso libre

34.

Precompilation: an alternative approach to provide native generic programming support in C++
Gutson, Daniel F. - Alarcón, Román

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	In C++, Generative Programming (GP) techniques are being used to generate highly customized and optimized products automatically manufactured at compile-time; to provide these functionalities increasing compiling power is required. This work presents an improved compilation model for C++ by adding…
Fecha:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

35.

A software product line experience
Andriano, Natalia Valeria - Kirch, Jorge - Zibecchi, Mariano

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	Previous work in software product lines showed an increment of up to 10 times in productivity and product quality [SEI Prod_Line]; because of this, the software product line approach is critical for the success of a development project including a…
Fecha:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

36.

A managerial framework for an electronic government procurement project: complex software projects management fundamentals
Uzal, Roberto - Montejano, Germán Antonio - Riesco, Daniel Eduardo - Uzal, Javier

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	An Electronic Government Procurement (e-GP) project, as most of complex software systems development and implantation, requires sophisticated and strong managerial concepts and skills. So, an effective and consistent managerial framework is needed. Traditional project management models, that propose a series…
Fecha:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

37.

A wrapper&mediator prototype for web data warehouses
Giaudrone, Verónica - Guerra, Marcelo - Vaccaro, Marcelo - Motz, Regina - Marotta, Adriana

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	There is a lot of information published on the Web that can be useful for decision-making. The work reported in this paper focuses on how to extract and integrate this information in order to construct a Data Warehouse that makes…
Fecha:	2012-10-29
Recurso:	Unversidad Nacional de La Plata

Recurso libre

38.

Stakeholder selection for business processes support systems in interorganizational environments
Ballejos, Luciana C. - Montagna, Jorge Marcelo

Formato:	Objeto de conferencia, Objeto de conferencia
Enlaces:	This work presents a methodology with basic steps to follow before developing Interorganizational Information Systems (IOSs), which constitute the support for the execution of business processes (BPs) in new structural forms made up of various organizations, called Interorganizational Networks (IONs).…
Fecha:	2012-10-29
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.

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

41.

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

42.

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

43.

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

44.

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

45.

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

46.

A two-level structure for compressing aligned bitexts
Adiego Rodríguez, Joaquín - Rodríguez Brisaboa, Nieves - Martínez Prieto, Miguel Ángel - Sánchez Martínez, Felipe

Formato:	info:eu-repo/semantics/bookPart
Enlaces:	A bitext, or bilingual parallel corpus, consists of two texts, each one in a different language, that are mutual translations. Bitexts are very useful in linguistic engineering because they are used as source of knowledge for different purposes. In this…
Fecha:	2010-05-10
Recurso:	RUA Docencia

Recurso libre

47.

Four new additions to the araneofauna of Guanajuato state, Mexico
ARENAS-MONROY,José Carlos - GARCÍA-BALDERAS,Christian Martin - LUCIO-PALACIO,Cesar Raziel

Formato:	journal article
Enlaces:	Se presentan los datos de recolecta de cuatro nuevos registros de arañas para el estado de Guanajuato: Argiope argentata (Fabricius 1775), Castianeira dorsata (Banks 1898), C. plorans (O.P.Cambridge 1898) y Selenops gracilis Muma 1953. Adicionalmente, se proporcionan algunos datos de…
Fecha:	2012-08-01
Recurso:	SCIELO

Recurso libre

48.

Educación en valores a partir del evangelio de Mateo. Propuesta de formación para los niños y niñas de sexto y séptimo de educación general básica en la Escuela "Agustín María León" de la parroquia Canelos, Provincia de Pastaza.
Vargas Vargas, Oscar Arnulfo

Formato:	Thesis
Enlaces:	El presente trabajo de grado, fruto de la investigación con el tema “Educación en Valores a partir del Evangelio de Mateo. Propuesta de formación para los niños y niñas de sexto y séptimo de Educación General Básica”, realizada en la…
Fecha:	2013-03-06
Recurso:	Universidad Politécnica Salesiana

Recurso libre

49.

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

50.

Weather Radar Estimations Feeding an Artificial Neural Network Model, Weather Radar Estimations Feeding an Artificial Neural Network Model
Cerda Villafaña, Gustavo - Ledesma, Sergio - Han, Dawei

Formato:	Artículo revisado por pares, Investigación, Research
Enlaces:	The application of ANNs (Artifi cial Neural Networks) has been studied by many researchers in modelling rainfall runoff processes. However, the work so far has been focused on the rainfall data from traditional raingauges. Weather radar is a modern technology…
Fecha:	2012-02-08
Recurso:	Acta Universitaria