Now showing items 1-20 of 38

    • A lightweight deep learning model for mobile eye fundus image quality assessment 

      Perdomo Charry, Oscar Julian; Gonzalez Osorio, Fabio; Perez Perez, Andrés (SPIEEstados Unidos, 2020)
      Image acquisition and automatic quality analysis are fundamental stages and tasks to support an accurate ocular diagnosis. In particular, when eye fundus image quality is not appropriate, it can hinder the diagnosis task ...
    • A time to exhaustion model during prolonged running based on wearable accelerometers 

      Provot, Thomas; Munera, Marcela; Chiementin, Xavier; Bolaers, Fabrice (Taylor and Francis Ltd.Reino Unido, 2019)
      Defining relationships between running mechanisms and fatigue can be a major asset for optimising training. This article proposes a biomechanical model of time to exhaustion according to indicators derived from accelerometry ...
    • Acceptance of Global Positioning System (GPS) Technology Among Dementia Clients and Family Caregivers 

      Cruz, Antonio miguel; Juzwishin, Don; Liu, Lili; Barnard, Shannon; Ruptash, Tracy (RoutledgeColombia, 2017)
      The purpose of this study was to examine the acceptance of Global Positioning System (GPS) used to help people with dementia, who are at risk for wandering in their communities. We used a mixed methods research approach ...
    • Analysis of muscular activity and dynamic response of the lower limb adding vibration to cycling 

      Munera Ramirez, Marcela Cristina; Chiementin, Xavier; Duc, Sebastien; Bertucci, William (RoutledgeEstados Unidos, 2018)
      Vibration in cycling has been proved to have undesirable effects over health, comfort and performance of the rider. In this study, 15 participants performed eight 6-min sub-maximal pedalling exercises at a constant power ...
    • Caregivers as a proxy for responses of dementia clients in a GPS technology acceptance study 

      Cruz, Antonio Miguel; Juzwishin, Don; Liu, Lili (Taylor y Francis Ltd.Colombia, 2018)
      The objective of this study was to examine the extent to which caregivers can be used to provide proxy responses for dementia clients in a study on the acceptance of GPS technology. Methods: Forty-five client–caregiver ...
    • Classification of diabetes-related retinal diseases using a deep learning approach in optical coherence tomography 

      Perdomo Charry, Oscar Julian; Gonzalez Osorio, Fabio; Otalora Montenegro, Juan Sebastian; Rodriguez Alvira, Francisco Jose; Muller, Henning; Meriaudeau, Fabrice; Rios Calixto, Hernan Andrés (ElsevierIreland, 2019)
      Background and objectives: Spectral Domain Optical Coherence Tomography (SD-OCT) is a volumetric imaging technique that allows measuring patterns between layers such as small amounts of fluid. Since 2012, automatic medical ...
    • ClusteringProposal Supportfor theCOVID-19 Making Decision Process in a Data Demanding Scenario 

      Orjuela Canon, Alvaro David; Perdomo Charry, Oscar Julian (Sociedad de Informática IEEEEstados Unidos, 2021)
      The COVID-19 disease surprised the world in the last monthsdue to the number of infections and deaths have been increased in an exponential way.Since the pandemic was established by the World Health Organization, ...
    • Comparison of machine learning models for the prediction of cancer cells using MHC class I complexes 

      Orjuela Canon, Alvaro David; Perdomo Charry, Oscar Julian (SPIEEstados Unidos, 2020)
      Currently, cancer is the leading cause of death worldwide, making millions of deaths annually in developing countries due to a shortage of detection and treatment. Early detection of cancer neoantigens is useful for ...
    • A Conditional Generative Adversarial Network-Based Method for Eye Fundus Image Quality Enhancement 

      Pérez, Andrés D.; Perdomo, Oscar; Rios, Hernán; Rodríguez, Francisco; González, Fabio A. (Springer VerlagAlemania, 2020)
      Eye fundus image quality represents a significant factor involved in ophthalmic screening. Usually, eye fundus image quality is affected by artefacts, brightness, and contrast hindering ophthalmic diagnosis. This paper ...
    • Contribuciones de las Ciencias Electrónicas al Problema de las Caídas en Población Adulta Mayor 

      Rodriguez Cheu, Luis Eduardo; Caicedo Rodirguez, Pablo Eduardo; Rengifo Rodas, Carlos Felipe (Sociedad Mexicana de Ingeniería BiomédicaColombia, 2016)
      En este escrito se presenta un estado del arte sobre las contribuciones de las ciencias de la electrónica al problema de las caídas en población adulta mayor. La bibliografía estudiada se clasificó con base en una taxonomía ...
    • Contribution of Bamboo for Vibratory Comfort in Biomechanics of Cycling 

      Chiementin, Xavier; Crequy, Samuel; Feron, Robin; Munera, Marcela; Abdi, Ellie; Provot, Thomas; Taiar, Redha (Bentham Science Publishers B.V.Suiza, 2017)
      Vibrations in cycling produced by road irregularities could cause health problems and affect the cyclist’s comfort and performance. Therefore researchers and manufacturers focus their efforts to reduce the vibrations.
    • Development and evaluation of a novel robotic platform for gait rehabilitation in patients with Cerebral Palsy: CPWalker 

      Bayón, C.; Ramírez, O.; Serrano, J.I.; Del Castillo, M.D.; Pérez Somarriba, A.; Belda Lois, J.M.; Martínez Caballero, I.; Lerma Lara, S.; Cifuentes, C.; Frizera, A.; Rocon, E. (ElsevierEspaña, 2017)
      The term Cerebral Palsy (CP) is a set of neurological disorders that appear in infancy or early childhood and permanently affect body movement and muscle coordination. The prevalence of CP is two–three per 1000 births. ...
    • Diseño y simulación de un filtro de células de tipo linfocitos T en un sistema de microfluidos 

      Quiroga Torres, Daniel Alejandro.; Montenegro Mendez, Cristian Martin.; Leguizamón Forero, Ana María. (Universidad del RosarioColombia, 2016)
      Este trabajo consistió en diseñar y validar, mediante simulación experimental por computadora, un sistema de filtraje de linfocitos T en un sistema basado en microfluidos para detección del virus del vih. Materiales y ...
    • Estrategias robóticas de desinfección para manejo de la pandemia por COVID - 19 

      Loaiza Sánchez, Manuela (Bogotá, Colombia, 2021-12-15)
      Al buscar una posible solución o mejora para la calidad de vida de las personas durante esta emergencia global, se le ha abierto la oportunidad a la robótica e inteligencia artificial de surgir exponencialmente; siendo ...
    • Evaluation of biomechanical gait parameters of patients with Cerebral Palsy at three different levels of gait assistance using the CPWalker 

      Aycardi, Luis Felipe; Cifuentes, Carlos Andrés; Bayón, Cristina; Ramírez, Oscar; Lerma, Sergio; Frizera, Anselmo; Rocon, Eduardo (BioMed Central LtdEstados Unidos, 2019)
      Cerebral Palsy (CP) is the most common cause of permanent serious physical disability in childhood. Although many platforms have been developed, so far there are still not precise guidelines for the rehabilitation of the ...
    • FE Model and Operational Modal Analysis of Lower Limbs 

      Munera Ramirez, Marcela Cristina; Pionteck, Aymeric; Chiementin, Xavier; Murer, Sébastien; Chadefaux, Delphine; Rao, Guillaume (MDPI Multidisciplinary Digital Publishing InstituteSwitzerland, 2017)
      Human lower limbs are exposed to vibrations on a daily basis, during work, transport or sports. However, most of the FE (Finite Elements) and OMA (Operational Modal Analysis) studies focus either on the whole body or on ...
    • Footwear influences soft-tissue vibrations in rearfoot strike runners 

      Munera Ramirez, Marcela Cristina; Giandolini, Marlene; Chiementin, Xavier; Horvais, Nicolas; Bartold, Simón (Taylor and Francis Ltd.Colombia, 2017)
      Muscle activity is tuned in response to ground reaction force to dampen soft-tissue vibrations (Wakeling, Von Tscharner, Nigg, & Stergiou, 2001) during whole-body vibrations (Wakeling, Nigg, & Rozitis, 2002) and ...
    • How can technology assist occupational voice users? 

      Rodríguez Dueñas, William Rodrigo.; Espitia Rojas, Gleidy Vanessa; Sarmiento Rojas, Jefferson Steven (Taylor y Francis Ltd.Reino Unido, 2020)
      The voice is an important tool for people who use it daily in their occupations. However, what technological options are available to such individuals to allow them to monitor or take care of their voices?
    • How do our students learn clinical engineering? A pilot study 

      Cruz, Antonio Miguel; Quiroga Torres, Daniel Alejandro; Presiga, Ana Maria; Flórez Luna, Nestor (Springer Verlag, 2017)
      This paper aims to measure what are the students’ perceived learning outcome achievements after finishing their clinical engineering major courses. This is a pre- post-test with no control group study design. Forty ...
    • A human gait temporal parameters calculation algorithm 

      Rodriguez Cheu, Luis Eduardo; Caicedo Rodriguez, Pablo Eduardo; Rengifo Rodas, Carlos Felipe (Springer VerlagAlemania, 2017)
      This paper presents a new algorithm to calculate three temporal parameters of human gait: cadence, swing time and stride time. These values are computed from: heel-strike time, toe-off time and mid-swing point time which ...