Ana Isabel Oviedo Carrascal

Transfer and Reinforcement Learning as Support Paradigms for Human Activity Recognition in Indoor Environments: A Comprehensive Analysis of Trends, Impact and Future Directions

Paola Patricia Ariza-Colpas, Marlon-Alberto Piñeres-Melo, Ana Isabel Oviedo Carrascal, David Díaz-Jiménez

Human activity recognition-HAR-plays a crucial role in the lives of patients battling neurodegenerative diseases. These debilitating conditions, such as Alzheimer's or Parkinson's, affect individuals' ability to perform daily tasks autonomously and safely. HAR technology offers an invaluable solution by enabling real-time monitoring …

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325P Epidemiological profile of biliary tract cancer (BTC) in Argentina: A real-world study by Latin American intergroup of gastrointestinal oncology (ILOGI)

Ana Carolina Ituarte, Gerardo Francisco Arroyo, Sandra Rojo, HA Caceres et autres

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254eP Immunotherapy in dMMR/MSI locally advanced rectal cancer: A real-world retrospective study from an Argentine center

Julian Maquieira, A. Vargas Acosta, Ana Isabel Oviedo Carrascal, N. Colombo Berra et autres

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Association Between Exposome, Deoxyribonucleic Acid (DNA) Damage and Asthma in Colombian Children Aged 2 to 4 Years

Diana Marín, O. I. Morales, M. López Cuellar, Augusto Corredor et autres

Abstract RATIONALE: Asthma is a disease that affects millions of people worldwide and is the most prevalent childhood illness. Its pathophysiology is still not fully understood, and environmental exposures along with gene-environment interactions have been identified as major contributing factors to various …

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The influence of early-life exposome on children’s respiratory health in a Latin American country: a request for interregional exposome studies

Diana Marcela Marin Pineda, Diana M. Narváez, Ferney Orlando Amaya-Fernández, Xavier Basagaña et autres

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Modeling and Optimization of Concrete Mixtures Using Machine Learning Estimators and Genetic Algorithms

Ana Isabel Oviedo Carrascal, Jorge Londoño, John F. Vargas, Carolina Zuluaga et autres

This study presents a methodology to optimize concrete mixtures by integrating machine learning (ML) and genetic algorithms. ML models are used to predict compressive strength, while genetic algorithms optimize the mixture cost under quality constraints. Using a dataset of over 19,000 samples …

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Machine-Learning-Based Predictive Models for Compressive Strength, Flexural Strength, and Slump of Concrete

John F. Vargas, Ana Isabel Oviedo Carrascal, Nathalia Ortega, E. Orozco et autres

The process of concrete production involves mixing cement, water, and other materials. The quantity of each of these materials results in a performance that is particularly estimated in terms of compressive or flexural strength. It has been observed that the final performance …

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Early-life external exposome in children 2–5 years old in Colombia

Diana Marín, Xavier Basagaña, Ferney Orlando Amaya-Fernández, Luis Miguel Aristizábal et autres

Exposome studies are advancing in high-income countries to understand how multiple environmental exposures impact health. However, there is a significant research gap in low- and middle-income and tropical countries. We aimed to describe the spatiotemporal variation of the external exposome, its correlation …

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Characterization of the external exposome and its contribution to the clinical respiratory and early biological effects in children: The PROMESA cohort study protocol

Diana Marín, Luz Yaneth Orozco-Jiménez, Diana M. Narváez, Isabel Cristina Ortiz-Trujillo et autres

BACKGROUND: Air pollution contains a mixture of different pollutants from multiple sources. However, the interaction of these pollutants with other environmental exposures, as well as their harmful effects on children under five in tropical countries, is not well known. OBJECTIVE: This study …

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Human Activity Recognition Data Analysis: History, Evolutions, and New Trends

Paola Ariza-Colpas, Enrico Vicario, Ana Isabel Oviedo Carrascal, Shariq Aziz Butt et autres

The Assisted Living Environments Research Area-AAL (Ambient Assisted Living), focuses on generating innovative technology, products, and services to assist, medical care and rehabilitation to older adults, to increase the time in which these people can live. independently, whether they suffer from neurodegenerative …

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Diseño de un sistema acuapónico monitoreado mediante internet de las cosas e inteligencia artificial

Juan C. Oviedo-Lopera, Ana Isabel Oviedo Carrascal, Claudia S. CARMONA-RODRIGUEZ, Gloria L. VELEZ-SALDARRIAGA et autres

Este trabajo presenta el diseño de un sistema acuapónico, monitoreado por medio de una arquitectura de internet de las cosas e inteligencia artificial. Para la metodología se parte de un diseño acuapónico y se propone arquitectura basada en 4 capas: senado, comunicaciones, …

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Analítica de datos: incidencia de la contaminación ambiental en la salud pública en Medellín (Colombia)

Juan Sebastián Parra-Sánchez, Ana Isabel Oviedo Carrascal, Ferney Orlando Amaya-Fernández

OBJECTIVE: To analyze the impact of air pollution by PM2,5 particulate matter and its relationship with the number of attendances to health entities for respiratory diseases through data analytics. METHODS: Data from the Metropolitan Area of Medellín, Colombia, a city located in …

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