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Mostrando ítems 1-10 de 29
Artículo
Stress and heart rate: significant parameters and their variations
(Cardiology Academic Press, 2014)
The aim of this paper is to identify heart rate parameters with higher significant values when a set of people are performing a task under stress condition. In order to accomplish this, one computer application with ...
Artículo
Predictive system text entry controlled by accelerometer with any body part
(Universitat Politècnica de Catalunya. Càtedra d'Accessibilitat, 2012)
This paper presents an update of DasherUS, a predictive text system controlled by an accelerometer. The DasherUS software can be installed in any computer and it becomes faster with its use. Thanks to the calibration ...
Artículo
Flowmeter random error estimation by an analytical variance estimation method: a simple test bed
(Elsevier, 2004)
This paper uses an experimental method to estimate the variance of flowmeter errors (random errors or Type A errors), focusing on problems of detecting defects existing in sensors even with verysmall magnitudes. An ...
Artículo
Characterizing Computer Access Using a One-Channel EEG Wireless Sensor
(MDPI, 2017)
This work studies the feasibility of using mental attention to access a computer. Brain activity was measured with an electrode placed at the Fp1 position and the reference on the left ear; seven normally developed people ...
Artículo
Insertion calorimetric flowmeter for liquids with multiple temperature sensors to improve measurement by redundancy
(Elsevier, 2015)
In this paper a thermal flowmeter based on the calorimetric principle is reported and analytically modeled. The flow is measured without using any kind of laminar or bypass elements and it has been tested for laminar, ...
Artículo
Comparison Among Ambiguous Virtual Keyboards For People With Severe Motor Disabilities
(IJMER, 2011)
This paper presents an exhaustive study on the different topologies of ambiguous soft keyboards, analyzing the text entry average time per character and the average number of user inputs necessary for its creation. ...
Artículo
A review on visible-light eye-tracking methods based on a low-cost camera
(Springer Science and Business Media Deutschland GmbH, 2024)
This paper is the first of a two-part study aiming at building a low-cost visible-light eye tracker (ET) for people with amyotrophic lateral sclerosis (ALS). The whole study comprises several phases: (1) analysis of the ...
Artículo
Real-Time Processing Library for Open-Source Hardware Biomedical Sensors
(MDPI, 2018)
Applications involving data acquisition from sensors need samples at a preset frequency rate, the filtering out of noise and/or analysis of certain frequency components. We propose a novel software architecture based on ...
Artículo
Evaluación activa y mejora de la calidad de enseñanza: metodologías e indicadores
(2009)
En este trabajo se presentan losresultados de una actividad innovadora que ha consistido en la realización de pruebas o ejercicios semanales, que han sido valorados, corregidos y devueltos al alumnado con las anotaciones ...
Artículo
A Flexible, Open, Multimodal System of Computer Control Based on Infrared Light
(ExcelingTech Publisher, 2011)
This In this paper, a system architecture that can be adapted to an individual’s motor capacity and preferences, to control a computer is presented. The system uses two different transducers based on the emission and the ...