Listar Ingeniería eléctrica por título
Mostrando ítems 71-90 de 149
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Factores determinantes en la escogencia de la carrera de Ingeniería Química en la Universidad de Costa Rica
(2021-08)El lento crecimiento en la matrícula de mujeres en las carreras de ingeniería ha motivado desde Mujer en la Ingeniería a preguntarse ¿por qué pasa esto?, sin embargo, una de las carreras que típicamente tiene paridad de ... -
Fiscalización de los proyectos en infraestructura y de sistemas de automatización UTAF- AIJS - Informe Final
(2022-10-04)Este documento presenta el informe final de la fiscalización de los proyectos en infraestructura y de sistemas de automatización, así como del nuevo sistema de luces de aproximación, la nueva terminal de bomberos del ... -
Fractional order model identification: Computational optimization
(2015-10-26)This paper deals with the identification of fractional models with one fractional parameter. This kind of models are capable to represent an extensive range of dynamics, including overdamped and oscillatory behaviors. The ... -
From the Air to the Ground: An Experimental Approach to Assess LiPo Batteries for a Second Life
(2022-05)Many are the applications that use energy stored in lithium-ion (Li-ion) batteries to power themselves. Without a doubt this type of energy storage device has changed the way of living. However, a major concern regarding ... -
Generación de supercontinuo con fibra óptica microestructurada de dispersión decreciente y su aplicación en imagen biomédica
(2024-01-22)Cuando un pulso láser suficientemente intenso se propaga por un material transparente, la naturaleza no lineal del material se pone de manifiesto y es posible la generación de un conjunto de fenómenos no lineales que ... -
Hidden Markov Models for artificial voice production and accent modification
(2016)In this paper, we consider the problem of accent modification between Castilian Spanish and Mexican Spanish. This is an interesting application area for tasks such as the automatic dubbing of pictures and videos with ... -
HMM-Based Speech Synthesis Enhancement with Hybrid Postfilters
(2018)In this chapter, we introduce hybrid postfilters into speech synthesis, with the objective of enhancing the quality of the synthesized speech. Our approach combines a Wiener filter with deep neural networks. Several ... -
Hybrid speech enhancement with wiener filters and deep LSTM denoising autoencoders
(2018)Over the past several decades, numerous speech enhancement techniques have been proposed to improve the performance of modern communication devices in noisy environments. Among them, there is a large range of classical ... -
I-PD controller as an structural alternative to servo/regulation tradeoff tuning
(2018)One of the recurrent topics in the PI/PID literature of recent years is the incorporation of the tradeoff between the two possible modes of closed-loop operation: servo and regulation. Tuning rules are usually provided as ... -
Identification of Costa Rican speaker’s age group based on acoustic vowel analysis
(2022-04-22)The identification of the speaker’s age is a fundamental task in human-computer interaction. In particular, the recognition of children has drawn attention from the research community due to the vulnerability of se persons ... -
Impacto fiscal de la descarbonización del transporte en Costa Rica y opciones de política para manejarlo
(2021-07)El Plan de Descarbonización de Costa Rica promueve el transporte público como principal opción de movilidad y fomenta la electrificación de la flota vehicular, lo cual habilitará múltiples beneficios socioeconómicos. Sin ... -
Implementación de un controlador DMC para una columna de destilación binaria
(2021-08-31)Las columnas de destilación son ampliamente utilizadas mundialmente; y la industria costarricense no es la excepción. En el país, se destila alcohol a partir de caña de azúcar, lo que resultó vital ante la situación de ... -
Improvement of the Control System Performance based on Fractional-Order PID Controllers and Models with Robustness Considerations
(2018)In this paper we assess the performance improvement achievable by using onedegree-of-freedom fractional-order proportional-integral-derivative controllers (FOPI/FOPID) instead of their integer-order counterparts (PI/PID). ... -
Improving automatic speech recognition containing additive noise using deep denoising autoencoders of lstm networks
(2016)Automatic speech recognition systems (ASR) suffer from performance degradation under noisy conditions. Recent work, using deep neural networks to denoise spectral input features for robust ASR, have proved to be successful. ... -
Improving post-filtering of artificial speech using pre-trained LSTM neural networks
(2019)Several researchers have contemplated deep learning-based post-filters to increase the quality of statistical parametric speech synthesis, which perform a mapping of the synthetic speech to the natural speech, considering ... -
Integración de actividades de investigación y acción social en la docencia de Ingeniería Eléctrica
(2021-07-23)El objetivo del presente artículo es mostrar los resultados de una experiencia docente desarrollada en la Escuela de Ingeniería Eléctrica de la Universidad de Costa Rica, diseñada para integrar la investigación y la acción ... -
Integrating a photovoltaic storage system in one device: A critical review
(2019-12-19)Due to the variable nature of the photovoltaic generation, energy storage is imperative, and the combination of both in one device is appealing for more efficient and easy-to-use devices. Among the myriads of proposed ... -
Integration of Open Source Tools for Studying Large-Scale Distribution Networks
(2017)The penetration of Low Carbon Technologies (LCTs) is expected to increase in the near future given the attractive incentives from governments, the cost-effectiveness of the technologies and the appearance of Smart Grid ... -
Inteligencia Artificial en la Creación Musical
(2013)Se presenta el desarrollo de las técnicas de inteligencia artificial en procesos de creación musical, tanto para el apoyo de creación de obras a los compositores, como en proyectos que pretenden automatizar todo el proceso. ...