• A Low-Cost Raspberry Pi-based System for Facial Recognition 

  Miranda Orostegui, Cristian; Navarro Luna, Alejandro; Manjarés García, Alejandro; Fajardo Ariza, Carlos Augusto (Universidad EAFIT, 2021-12-01)

  Deep learning has become increasingly popular and widely applied to computer vision systems. Over the years, researchers have developed various deep learning architectures to solve different kinds of problems. However, ...

• Lie Algebra Representation, Conservation Laws and Some Invariant Solutions for a Generalized Emden-Fowler Equation 

  Loaiza Ossa, Gabriel Ignacio; Acevedo-Agudelo, Yeisson; Londoño-Duque, Oscar; García Hernández, Danilo A. (Universidad EAFIT, 2021-12-01)

  All generators of the optimal algebra associated with a generalization of the Endem-Fowler equation are showed; some of them allow to give invariant solutions. Variational symmetries and the respective conservation laws ...

• Determinants of New Housing Prices in Bogotá for 2019: an Approach Through a Semiparametric Spatial Regression Model 

  Tolaza-Delgado, Jurgen; Melo-Martínez, Oscar; Azcarate-Romero, Juan (Universidad EAFIT, 2021-12-01)

  This document uses the recent advances in the field of spatial econometrics to develop a semi-parametric regression model that allows the inclusion of non-linearities and the modeling of spatial heterogeneity through a ...

• Deep Learning for Forecast Scales to Prescribe Patients at Risk of Gastrointestinal Bleeding 

  Calderón-Vargas, Carlos; Muñoz Castaño, José; Vargas Rincón, María; Rincón Acosta, Víctor Manuel; Mendieta Hernández, Miguel (Universidad EAFIT, 2021-12-01)

  The evolution of medicine in current times has gone hand in hand with technology where more and more solutions are implemented; those supporting certain medical procedures to serve as base in the field of medical  ...

• A Generalized of Sλ-I-Convergence of Complex Uncertain Double Sequences 

  Granados, Carlos (Universidad EAFIT, 2021-12-01)

  In this paper, we introduce the λI2 -statistically  convergence sequence concepts which are namely λI2 -statistically convergence almost surely (Sλ(I2) a.s.), λI2 -statistically convergence in measure, λI2 -statistically ...

• Air Quality in Aburrá Valley: What Can We Expect from the Smart City 

  Cadavid-Giraldo, Nora; Orrego Guarín, Ana Zuelima; Barrera Jiménez, Humberto (Universidad EAFIT, 2021-05-12)

  The global phenomenon of urban growth, together with the rapid penetration of mobile telephony, internet of things, sensors, automation, real-time data exchange, etc., converge on a topic that generates great expectations: ...

• Sizing of Hybrid Photovoltaic-Wind Energy Systems Based on Local Data Acquisition 

  Riaño, Cristhian; Florez, Elkin; Peña, Cesar (Universidad EAFIT, 2021-05-12)

  Although there are different alternatives to provide energy, there are still remote regions with no nearby possibilities of having an electricity supply that meets their basic needs. Colombia, like many countries, does not ...

• Proposal of a Cooling Device with Peltier Cells Powered by an Independent Photovoltaic System: A Case Study 

  Solis Pino, Andres Felipe; Ramirez Palechor, Ginna Andrea; Alape Realpe, Luis Fernando (Universidad EAFIT, 2021-05-12)

  Currently, multiple studies are trying to establish alternatives that will allow for the reduction of the consequences of energy consumption and greenhouse gases. In this sense, photovoltaic solar energy has become a ...

• Experimental Development of Fuzzy Controllers for Thermal and Pneumatic Processes 

  Hernandez-Mesa, Richard S; Moreno-Garcia, Francisco E; Castro-Casadiego, Sergio A; Medina-Delgado, Byron (Universidad EAFIT, 2021-05-12)

  In this project, a Fuzzy control system is proposed in an industrial process training module with two independent systems between them, one thermal and the other pneumatic. The control algorithm is developed in Python ...

• Inference in Multiple Linear Regression Model with Generalized Secant Hyperbolic Distribution Errors 

  Burbano Moreno, Álvaro Alexander; Melo-Martinez, Oscar Orlando; Qamarul Islam, M (Universidad EAFIT, 2021-05-12)

  We study multiple linear regression model under non-normally distributed random error by considering the family of generalized secant hyperbolic distributions. We derive the estimators of model parameters by using modified ...

• Landslide Susceptibility Assessment Using the Scoops3D Model in a Tropical Mountainous Terrain 

  J Marín, Roberto; Jaramillo-González, Ricardo (Universidad EAFIT, 2021-05-12)

  Many physically-based distributed models study the landslide occurrence using an infinite slope stability analysis, simulating a planar failure, which is not usually applicable to rotational failures and deep landslides. ...

• e— Calculus 

  Jaramillo-Quiceno, Julio César (Universidad EAFIT, 2021-05-12)

  In this work formulate the e— calculus based on the nature of the electric charges, using Newton third law and the Coulomb law, the e— algebra and the q — e deformed algebra associating the variables ei; ej as elementary ...

• Optimal Algebra and Invariant Solutions for Chazy’s Equation 

  Loaiza, G; Acevedo-Agudelo, Yeisson; Londoño-Duque, Oscar (Universidad EAFIT, 2021-05-12)

  We characterized the invariant solutions for Chazy’s equation using the generators of the optimal algebra, which was obtained using Lie group symmetries for the equation.

• Towards Smart-City Implementation for Crisis Management in Fast-Growing and Unplanned Cities: the Colombian Scenario 

  Puentes, Michael; Arroyo Delgado, Irene; Carrillo, Oscar; Barrios H, Carlos J; Le Mouel, Frédèric (Universidad EAFIT, 2020-11-11)

  Natural or human-made disasters could do huge damage in urban areas and eventually could take lives. It is fundamental to get knowledge of the event’s characteristics to dispose of hasty information to help affected people ...

• A Predictive Model for the Anisotropy Index of Semi-Coke Derived from the Properties of Colombia's Eastern Cordillera Coals 

  Romero-Salcedo, Eliana; Manosalva-Sánchez, Sandra; Naranjo-Merchán, Wilson; García-Cabrejo, Oscar; A Bermúdez, Mauricio; Gómez-Neita, Juan (Universidad EAFIT, 2020-11-11)

  This study developed a theoretical model for the determination of the Coke Anisotropy Quotient (CAQ) of semi-coke from the properties of its precursor coal. This is an useful parameter to define the resistance and reactivity ...

• A Computational Architecture for Inference of a Quantized-CNN for Detecting Atrial Fibrillation 

  Jaramillo-Rueda, Andrés F; Vargas-Pacheco, Laura Y; Fajardo, Carlos A. (Universidad EAFIT, 2020-11-11)

  Atrial Fibrillation is a common cardiac arrhythmia, which is characterized by an abnormal heartbeat rhythm that can be life-threatening. Recently, researchers have proposed several Convolutional Neural Networks (CNNs) to ...

• Cybersecurity for Centralized and Distributed Power Generation at ISAGEN 

  Zuluaga, Diego (Universidad EAFIT, 2020-11-11)

  This paper presents the answer to the cybersecurity challenges faced by the centralization of the electric power generation control in the second company of this type in Colombia. Likewise, it describes the main cybersecurity ...

• Mathematical Modeling of the Spread of Alcoholism Among Colombian College Students 

  Pérez, Edgardo (Universidad EAFIT, 2020-11-11)

  In this paper, we present a nonlinear mathematical model, describing the spread of high-risk alcohol consumption behavior among college students in Colombia. We proved the existence and stability of the alcohol-free and ...

• Effect of the Solvents Content on the Mechanical Response and Compactability of Asphalt Mixtures Fabricated Using Castilla’s Paving-Heavy Crude Oils 

  Alvarez-Lugo, Allex E; Ovalles, Evelyn; Reyes-Ortiz, Oscar (Universidad EAFIT, 2020-11-11)

  The paving-heavy crude oils (PHCO) are natural cut-back asphalts composed by a high content of asphalt cement and a portion of solvents. These materials have been used in Colombia since the 90’s to improve low volume traffic ...

• Automatic Design of Large-Scale Trusses: A Comparison Between Derivative-Free Algorithms 

  Niño-Alvarez, Luis; Guevara-Corzo, Jeffrey; Begambre-Carrillo, Oscar (Universidad EAFIT, 2020-11-11)

  The design of steel trusses is a frequent problem in civil engineering, which requires the experience of the design engineer to achieve a structural solution with good performance and that can satisfy the established needs. ...

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