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Aproximadamente 2502 registro(s) hasta el momento: (journal)

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Recurso libre

Shorter table ATA evaluation of elementary functions in single precision
Bria, Oscar N.

Formato:	Articulo, Articulo
Enlaces:	In this paper a slightly modification is proposed to the original Wong and Gotos ATA method for the computation of elementary functions in IEEE 754 single precision. The identification of a trade-off leads to the proposition of a different chunk…
Fecha:	2004-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Improving radar visualization system
Acosta, Nelson - Tosini, Marcelo Alejandro - Mezzanotte, Martín F. - Tommasi, M. Carolina

Formato:	Articulo, Articulo
Enlaces:	This work develops a system to visualize the information for radar systems interfaces. It is a flexible, portable software system that allows to be used for radars that have different technologies and that is able to be adapted to the…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

An inference mechanism for question answering
Roger, Sandra - Ferrández, Sergio - López Moreno, Pilar - Peral, Jesús

Formato:	Articulo, Articulo
Enlaces:	This work describes an inference mechanism applied to AliQAn Question Answering System for Spanish in open domain. AliQAn is based fundamentally on the use of syntactic patterns to identify the possible answers. An inference mechanism is applied to the questions…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

Toward integration of knowledge based systems and knowledge discovery systems
Rancan, Claudio - Pesado, Patricia - García-Martínez, Ramón

Formato:	Articulo, Articulo
Enlaces:	This paper presents a proposal for an architecture that integrates knowledge discovery systems (automatic acquisition) and knowledge based systems (experts systems). This work formulates considerations over the viability of the implementation of this architecture according to the advance of the…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

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

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

Recurso libre

Application of the fuzzy logic in content-based image retrieval
Xiaoling, Wang - Kanglin, Xie

Formato:	Articulo, Articulo
Enlaces:	This paper imports the fuzzy logic into image retrieval to deal with the vagueness and ambiguity of human judgment of image similarity. Our retrieval system has the following properties: firstly adopting the fuzzy language variables to describe the similarity degree…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

An image retrieval system based on the feature of color differences among the edges of objects
Chan, Yung-Kuan - Chen, Chih-Ya

Formato:	Articulo, Articulo
Enlaces:	This paper focuses on color differences among the edges of objects in an image. The variations of colors among the objects in the image can depict the directions and simple geometric shapes of most objects in the image regardless of…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

High resolution images from low resolution video sequences
Cristina, Federico - Dapoto, Sebastián H. - Russo, Claudia Cecilia - Bria, Oscar N.

Formato:	Articulo, Articulo
Enlaces:	In some cases, low resolution of those images composing a video film hinders the proper visual interpretation of its data. A typical example of this is video obtained from security cameras. There thus exists the need to count with some…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

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

10.

A lightweight method for computing ball spin in real time
Cristina, Federico - Dapoto, Sebastián H. - Russo, Claudia Cecilia

Formato:	Articulo, Articulo
Enlaces:	The present paper poses a new method for computing the rotation of a ball in sport training situations, when the ball is approaching the goal line. The proposed method significantly reduces the hardware requirements associated to the capture, as well…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

11.

A model for the automatic mapping of tasks to processors in heterogeneous multi-cluster architectures
De Giusti, Laura Cristina - Chichizola, Franco - Naiouf, Marcelo - Ripoll, Ana - De Giusti, Armando Eduardo

Formato:	Articulo, Articulo
Enlaces:	This paper discusses automatic mapping methods for concurrent tasks to processors applying graph analysis for the relation among tasks, in which processing and communicating times are incorporated. Starting by an analysis in which processors are homogeneous and data transmission times…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

12.

An ACO model for a non-stationary formulation of the single elevator problem
Molina, Silvia - Leguizamón, Mario Guillermo - Alba, Enrique

Formato:	Articulo, Articulo
Enlaces:	The Ant Colony Optimization (ACO) metaheuristic is a bio-inspired approach for hard combinatorial optimization problems for stationary and non-stationary environments. In the ACO metaheuristic, a colony of artificial ants cooperate for finding high quality solutions in a reasonable time. An…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

13.

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

Formato:	Articulo, Articulo
Enlaces:	The paper presents a formal model for a knowledge repository shared by members of a Virtual Community of Practice (VCPs), describes how the repository can be used to underpin collaborative problem solving, and how to build computer support for such…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

14.

Interaction on graphs using non-conventional devices
Escarza, Sebastián - Castro, Silvia Mabel - Martig, Sergio R.

Formato:	Articulo, Articulo
Enlaces:	Interactions become essential in Visualization because they enable users to adapt the visual representation to their own needs allowing them to explore the underlying information space. By using non-conventional devices, they face a wider fan of interaction possibilities to explore…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

15.

Directional continuous wavelet transform applied to handwritten numerals recognition using neural networks
Romero, Diego - Seijas, Leticia - Ruedín, Ana M. C.

Formato:	Articulo, Articulo
Enlaces:	The recognition of handwritten numerals has many important applications, such as automatic lecture of zip codes in post offices, and automatic lecture of numbers in checknotes. In this paper we present a preprocessing method for handwritten numerals recognition, based on…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

16.

CISNE-P: a global scheduling oriented to now environments
Torchinsky, Matías - Hanzich, Mauricio - Hernández Budé, Porfidio - Luque Fadón, Emilio - Giné de Solà, Francesc - Solsona Theás, Francesc - Lérida, Josep L.

Formato:	Articulo, Articulo
Enlaces:	In this work, we present an integral scheduling system for non-dedicated clusters, termed CISNE-P, which ensures the performance required by the local applications, while simultaneously allocating cluster resources to parallel jobs. Our approach solves the problem efficiently by using a…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

17.

The successful application of natural language processing for information retrieval
Ferrández, Antonio - Rojas, Yenory - Peral, Jesús

Formato:	Articulo, Articulo
Enlaces:	In this paper, a novel model for monolingual Information Retrieval in English and Spanish language is proposed. This model uses Natural Language Processing techniques (a POStagger, a Partial Parser, and an Anaphora Resolver) in order to improve the precision of…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

18.

Framework for web application agile development
Delía, Lisandro - Cáseres, Germán - Ramón, Hugo Dionisio - Thomas, Pablo Javier - Bertone, Rodolfo Alfredo

Formato:	Articulo, Articulo
Enlaces:	Any system interacting with a data base requires modules capable of operating data stored in it. Its development times generally vary between 50 to 60 % of the time used for the application life cycle. The present paper describes the…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

19.

Manuscript Character Recognition
De Giusti, Marisa Raquel - Vila, María Marta - Villarreal, Gonzalo

Formato:	Articulo, Articulo
Enlaces:	The image recognizing process requires the identification of every logical object that compose every image, which first implies to recognize it as an object (segmentation) and then identify which object is, or at least which is the most likely one…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

20.

Evacuation simulations using cellular automata
Tissera, Pablo - Printista, Alicia Marcela - Errecalde, Marcelo Luis

Formato:	Articulo, Articulo
Enlaces:	Computer simulations using Cellular Automata (CA) have been applied with considerable success in diferent scientific areas, such as chemistry, biochemistry, economy, physics, etc. In this work we use CA in order to specify and implement a simulation model that allows…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

21.

Process tracking for dynamic tuning applications on the grid
Costa, Genaro - Morajko, Anna - Margalef, Tomás - Luque Fadón, Emilio

Formato:	Articulo, Articulo
Enlaces:	The computational resources need by the scientific community to solve problems is beyond the current available infrastructure. Performance requirements are needed due constant research progress, new problems studies or detail increase of the current ones. Users create new wide distributed…
Fecha:	2008-05-21
Recurso:	Unversidad Nacional de La Plata

Recurso libre

22.

Journal of Open Research Software

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2014-10-17
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

23.

International Journal of Nuclear Energy

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2014-05-26
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

24.

Bioengineering (Basel)

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2014-07-03
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

25.

Revista UniVap

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2014-06-28
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

26.

Nonlinear Processes in Geophysics Discussions

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2014-06-09
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

27.

DEMETRA: Alimentação, Nutrição & Saúde

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2014-05-27
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

28.

Business: Theory and Practice

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2014-12-16
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

29.

Bone Research

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2014-11-21
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

30.

Equivalence salting and temporal dominance of sensations analysis for different sodium chloride substitutes in cream cheese
Silva, Thais L. T. da - Souza, Vanessa R. de - Pinheiro, Ana C. M. - Nunes, Cleiton A. - Freire, Tassyana V. M.

Formato:	Artigo
Enlaces:	Descripción completa.
Fecha:	2014-09-24
Recurso:	Universidade Federal de Lavras - UFLA

Recurso libre

31.

Analysis of various sweeteners in petit suisse cheese: determination of the ideal and equivalent sweetness
Souza, Vanessa Rios de - Pinheiro, Ana Carla Marques - Carneiro, João de Deus Souza - Pinto, Sandra Maria - Abreu, Luíz Ronaldo - Menezes, Camila Carvalho

Formato:	Artigo
Enlaces:	Descripción completa.
Fecha:	2014-10-23
Recurso:	Universidade Federal de Lavras - UFLA

Recurso libre

32.

Evaluation of stress tolerance and fermentative behavior of indigenous Saccharomyces cerevisiae
Ramos, C. L. - Duarte, W. F. - Freire, A. L. - Dias, D. R. - Eleutherio, E. C. A. - Schwan, R. F.

Formato:	Artigo
Enlaces:	Descripción completa.
Fecha:	2014-11-27
Recurso:	Universidade Federal de Lavras - UFLA

Recurso libre

33.

Why Workers Want Unions: The Role of Relative Wages and Job Characteristics
Saks, Daniel - Farber, Henry S.

Formato:	Working Paper
Enlaces:	Descripción completa.
Fecha:	2011-10-26
Recurso:	Universidad de Princenton

Recurso libre

34.

Government Wage Differentials
Smith, Sharon P.

Formato:	Working Paper
Enlaces:	Descripción completa.
Fecha:	2011-10-26
Recurso:	Universidad de Princenton

Recurso libre

35.

Entomologia

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2014-06-03
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

36.

Revista Cubana de Ciencias Biológicas

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2014-06-04
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

37.

Kamchatka: Revista de Análisis Cultural

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2014-09-03
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

38.

Telemática

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2014-05-28
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

39.

npj Primary Care Respiratory Medicine

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2014-07-02
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

40.

Estudios sobre Patrimonio, Cultura y Ciencias Medievales

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2014-09-11
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

41.

Sociedade em Debate

Formato:	journal
Enlaces:	Descripción completa.
Fecha:	2014-05-16
Recurso:	Directory of Open Access Journals - DOAJ

Recurso libre

42.

Non-Parametric Estimates of the Labor Supply Effects of Negative Income Tax Programs
Ashenfelter, Orley

Formato:	Working Paper
Enlaces:	This paper reports nonparametric estimates of the effect of labor supply behavior on the payments to families enrolled in the Seattle/Denver Income Maintenance Experiment. The randomized assignment of families to the treatment groups in this experiment was designed to permit…
Fecha:	2011-10-26
Recurso:	Universidad de Princenton

Recurso libre

43.

Split Sample Instrumental Variables
Krueger, Alan B. - Angrist, Joshua

Formato:	Working Paper
Enlaces:	Instrumental Variables (IV) estimates tend to be biased in the same direction as Ordinary Least Squares (OLS) in ﬁnite samples if the instruments are weak. To address this problem we propose a new IV estimator which we call Split Sample…
Fecha:	2011-10-26
Recurso:	Universidad de Princenton

Recurso libre

44.

The Extent of Measurement Error in Longitudinal Earnings Data
Krueger, Alan B. - Bound, John

Formato:	Working Paper
Enlaces:	This paper examines the properties and prevalence of measurement error in longitudinal earnings data. The analysis compares Current Population Survey data to administrative Social Security payroll tax records for a sample of heads of households over two years. In contrast
Fecha:	2011-10-26
Recurso:	Universidad de Princenton

Recurso libre

45.

Immigrant Inflows, Native Outflows, and the Local Labor Market Impacts of Higher Immigration
Card, David

Formato:	Working Paper
Enlaces:	More than one million new immigrants currently enter the United States every year. In this paper I use 1990 Census data to study the effects of immigrant inﬂows on the local labor market opportunities of natives and older immigrants. I…
Fecha:	2011-10-26
Recurso:	Universidad de Princenton

Recurso libre

46.

Inheritance of nitrogen use efficiency in inbred progenies of tropical maize based on multivariate diallel analysis.
GUEDES, F. L. - DINIZ, R. P. - BALESTRE, M. - RIBEIRO, C. B. - CAMARGOS, R. B. - SOUZA, J. C.

Formato:	Artigo em periódico indexado (ALICE)
Enlaces:	Abstract: The objective of our study was to characterize and determine the patterns of genetic control in relation to tolerance and efficiency of nitrogen use by means of a complete diallel cross involving contrasting inbred progenies of tropical maize based…
Fecha:	2015-01-28
Recurso:	Repositório Acesso Livre à Informação Científica da Embrapa (ALICE)

Recurso libre

47.

NFR Catalogues for RFID Middleware
TORRES, R. C. - MARTINS, L. E. G.

Formato:	Artigo em periódico indexado (ALICE)
Enlaces:	Non-functional requirements (NFR) are related to the user satisfaction about the quality attributes of the information system. In some cases these requirements are ignored or implemented by the end of the project in a chaotic way. It happens because, in…
Fecha:	2014-12-20
Recurso:	Repositório Acesso Livre à Informação Científica da Embrapa (ALICE)

Recurso libre

48.

Estado nutricional e teores de metais pesados em plantas de alface adubadas com compostos orgânicos.
OLIVEIRA, L. B. de - ACCIOLY, A. M. de A. - NASCIMENTO, C. W. A. do - SANTOS, C. L. R. - FLORES, R. A. - BARBOSA, F. S.

Formato:	Artigo em periódico indexado (ALICE)
Enlaces:	A utilização de compostos orgânicos tem sido uma boa opção para reduzir os gastos com fertilizantes minerais e obter aumento de produtividade da de no cultivo de alface. Entretanto, dada à grande diversidade de matérias primas utilizada na preparação de…
Fecha:	2014-07-31
Recurso:	Repositório Acesso Livre à Informação Científica da Embrapa (ALICE)

Recurso libre

49.

Antimicrobial activity of essential oils against pathogens isolated from bovine mastitis
Perini, S. - Piccoli, R. H. - Nunes, C. A. - Bruhn, F. R. P. - Custódio, D. A. C. - Costa, G. M.

Formato:	Artigo
Enlaces:	Descripción completa.
Fecha:	2014-12-02
Recurso:	Universidade Federal de Lavras - UFLA

Recurso libre

50.

Throughput analysis for code division multiple accessing of the spread spectrum channel

Formato:
Enlaces:	Joseph Y.N. Hui., Bibliography: p. [5], "September 1984." Reprinted from IEEE Journal on Selected Areas in Communications, vol. SAC-2, no.4, July 1984., "... supported by the National Science Foundation under Grant NSF/ECS 78-19880..." "... Advanced Project Agency under Grant ONR-N00014-75-C1183."
Fecha:	2002-06-21
Recurso:	MIT