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Advanced Search Results For "Paula M. Castro"

1 - 10 of 1,852 results for
 "Paula M. Castro"
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Moving to e-Service Learning in Higher Education

Publication Type:Academic Journal

Source(s):Applied Sciences, Vol 12, Iss 5462, p 5462 (2022)

Abstract:Service Learning is a methodology in which students achieve academic and transversal competences related to the curriculum of a subject while performing a service for the benefit of the community. With the COVID-19 pandemic, it was necessary to reorgan...

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Eye State Identification Based on Discrete Wavelet Transforms

Publication Type:Academic Journal

Source(s):Applied Sciences, Vol 11, Iss 5051, p 5051 (2021)

Abstract:We present a prototype to identify eye states from electroencephalography signals captured from one or two channels. The hardware is based on the integration of low-cost components, while the signal processing algorithms combine discrete wavelet transf...

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Proposals and Comparisons from One-Sensor EEG and EOG Human-Machine Interfaces

Publication Type:Academic Journal

Source(s):Sensors, Vol 21, Iss 2220, p 2220 (2021)

Abstract:Human-Machine Interfaces (HMI) allow users to interact with different devices such as computers or home elements. A key part in HMI is the design of simple non-invasive interfaces to capture the signals associated with the user’s intentions. In this wo...

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Utilization of a Mobile Application for Motor Skill Evaluation in Children

Publication Type:Academic Journal

Source(s):Applied Sciences, Vol 11, Iss 663, p 663 (2021)

Abstract:The detection of needs in educational reinforcement must be done in the early stages of childhood during primary education to improve the acquisition of motor skills. An adequate early intervention can solve some detected difficulties, thus contributin...

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Service-Learning Projects in University Degrees Based on Sustainable Development Goals: Proposals and Results

Publication Type:Academic Journal

Source(s):Sustainability, Vol 12, Iss 7940, p 7940 (2020)

Abstract:We present several Service-Learning projects developed considering Sustainable Development Goals to provide the students skills for the support of a sustainable society. This project begins with collecting initial impressions from surveys and reflectio...

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Study of Machine Learning Techniques for EEG Eye State Detection

Publication Type:Academic Journal

Source(s):Proceedings, Vol 54, Iss 53, p 53 (2020)

Abstract:A comparison of different machine learning techniques for eye state identification through Electroencephalography (EEG) signals is presented in this paper. (1) Background: We extend our previous work by studying several techniques for the extraction of...

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Mobile Application for Analysing the Development of Motor Skills in Children

Publication Type:Academic Journal

Source(s):Proceedings, Vol 54, Iss 46, p 46 (2020)

Abstract:This work presents a mobile application to complement and reinforce the specific physical activities in children through training prior to such activities and monitoring their progress after it. This experiment has been developed on a healthy populatio...

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FDD Channel Estimation Via Covariance Estimation in Wideband Massive MIMO Systems

Publication Type:Academic Journal

Source(s):Sensors, Vol 20, Iss 3, p 930 (2020)

Abstract:A method for channel estimation in wideband massive Multiple-Input Multiple-Output systems using hybrid digital analog architectures is developed. The proposed method is useful for Frequency-Division Duplex at either sub-6 GHz or millimeter wave freque...

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Vehicle Classification Using the Discrete Fourier Transform with Traffic Inductive Sensors

Publication Type:Academic Journal

Source(s):Sensors, Vol 15, Iss 10, Pp 27201-27214 (2015)

Abstract:Inductive Loop Detectors (ILDs) are the most commonly used sensors in traffic management systems. This paper shows that some spectral features extracted from the Fourier Transform (FT) of inductive signatures do not depend on the vehicle speed. Such a ...

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A Comparative Study of Low Cost Open Source EEG Devices

Publication Type:Academic Journal

Source(s):Proceedings, Vol 21, Iss 1, p 40 (2019)

Abstract:A comparison of two open source electroencephalography devices designed to acquire signals associated to the brain activity is presented in this work. The experiments are developed considering the task of determining the user eye state i.e., open eyes ...

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