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Sign language recognition model combining non-manual markers and handshapes 

Quesada Quirós, Luis; Marín Raventós, Gabriela; Guerrero Blanco, Luis Alberto (2016-11-29)
People with disabilities have fewer opportunities. Technological developments should be used to help these people to have more opportunities. In this paper we present partial results of a research project which aims to ...

Cloud Management Platform Selection: A Case Study in a University Setting 

Cocozza Garro, Francisco José; López Herrera, Gustavo; Marín Raventós, Gabriela; Villalón Fonseca, Ricardo; Arroyo Mora, Rafael Francisco (2015-03-22)
Cloud Computing has gained importance in recent years. There are many implementations' analyses and evaluations of Cloud Management Platforms (CMPs) in the literature. Moreover, the context and characteristics differ ...
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Evaluation of potential Spanish text markers on social posts asfeatures for polarity classification 

Casasola Murillo, Edgar; Leoni de León, Jorge Antonio; Marín Raventós, Gabriela (2017)
This work describes the identification and evaluation process of potential text markers for sen-timent analysis. Evaluation of the markers and its use as part of the feature extraction processfrom plain text that is needed ...
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Diseño de un prototipo de realidad virtual para ser usado en un estudio de mercado de diseño de empaques de un producto 

Brenes Vindas, Ana Ligia (2019)
La investigación de mercado es importante porque cada empresa quiere destacarse de sus competidores. Sin embargo, existen desventajas bien conocidas de los métodos tradicionales de investigación de mercado [1]. Esta ...
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Alzheimer’s Disease Early Detection Using a Low Cost Three-Dimensional Densenet-121 Architecture 

Solano Rojas, Braulio José; Villalón Fonseca, Ricardo; Marín Raventós, Gabriela (2020-06-23)
The objective of this work is to detect Alzheimer’s disease using Magnetic Resonance Imaging. For this, we use a three-dimensional densenet-121 architecture. With the use of only freely available tools, we obtain good ...
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Understanding notional machines through traditional teaching with conceptual contraposition and program memory tracing 

Hidalgo Céspedes, Jeisson; Marín Raventós, Gabriela; Lara Villagrán, Vladimir (2016-08)
A correct understanding about how computers run code is mandatory in order to effectively learn to program. Lectures have historically been used in programming courses to teach how computers execute code, and students are ...

Mobile internet tariff models: technical or political decisions? A Costa Rican case study 

Castro Reyes, Alexander; Marín Raventós, Gabriela (2016)
We focus on the discussion about the proposal of shifting to a post paid mobile Internet tariff model based on usage, and its impact on universal use and service access for the poor sectors of the country. This proposal ...

Human aspects of ubiquitous computing: a study addressing willingness to use it and privacy issues 

López Herrera, Gustavo; Marín Raventós, Gabriela; Calderón Campos, Marta Eunice (2017)
Identifying the human aspects related to ubiquitous systems focused on people’s willingness to use them and privacy concerns was our goal. We selected two ubiquitous systems: a wearable system (Google Glass) and an embedded ...

Learning principles in program visualizations: a systematic literature review 

Hidalgo Céspedes, Jeisson; Marín Raventós, Gabriela; Lara Villagrán, Vladimir (2016-10)
Program visualizations help students understand the runtime behavior of other programs. They are educational tools to complement lectures or replace inefficient static drawings. A recent survey found 46 program ...

Promoting quality e-government solutions by applying a comprehensive information assurance model: use cases for digital signature 

Villalón Fonseca, Ricardo; Mora Castro, Alejandro; Bartels González, Rodrigo; Carballo Chavarría, Miguel; Marín Raventós, Gabriela (2016)
Information and Communication Technologies, and specifically e-Government developments, occupy a relevant position in the national agenda of many countries worldwide. But development of such projects requires a careful ...
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Marín Raventós, Gabriela (17)
López Herrera, Gustavo (6)Villalón Fonseca, Ricardo (3)Calderón Campos, Marta Eunice (2)Casasola Murillo, Edgar (2)Cocozza Garro, Francisco José (2)Guerrero Blanco, Luis (2)Hidalgo Céspedes, Jeisson (2)Lara Villagrán, Vladimir (2)Leoni de León, Jorge Antonio (2)... View MoreTypecontribución de congreso (9)artículo científico (5)tesis de maestría (2)capítulo de libro (1)ProcedenceVicerrectoría de Investigación (16)Vicerrectoría de Docencia (9)... View MoreHas File(s)Yes (17)

  • Repositorios universitarios

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Repositorio Institucional de la Universidad de Costa Rica. Algunos derechos reservados. Este repositorio funciona con DSpace.