Buscador de Tesis y publicaciones académicas

Detection of Anomalies in Electricity Consumption Patterns Using Density-Based Clustering: A Hybrid PCA-HDBSCAN Approach Applied to Advanced Metering Data

Camilo Medina González · Juan Galvis · Javier Rosero-Garcia

This study implements a hybrid unsupervised machine learning approach for detecting anomalies in electricity consumption patterns from Advanced Metering Infrastructure (AMI) systems. The proposed methodology integrates dimensionality reduction techniques using Principal Component Analysis (PCA) with the Hierarchical De...

Valorization of rice husk-derived cellulose microfibers as sustainable reinforcement in fiber-cement composites through mechanical and microstructural analysis

DANIEL FERNANDO HINCAPIE ROJAS · Stefania Hurtado Paez

Abstract Fiber-cement composites are used in lightweight construction due to their favorable balance of mechanical and physical properties. This study investigates the influence of rice husk-derived cellulose microfibers on the performance of fiber-cement boards. Specimens were prepared with varying fiber concentration...

Urban spaces that speak: Discursive construction of ideology and aesthetics in the political field

Eduardo Andrés Perafán Del Campo

This article proposes an aesthetic-political approach to public space as a central site for the ideological configuration within the political field. Through a theoretical review, it explores how professional elites translate their values into interventions that shape regimes of visibility, exclusion, and appearance. I...

Inflammation at the Maternal–Fetal Interface: Mechanisms Linking Maternal–Fetal Immunity to Preeclampsia and Fetal Growth Restriction

Jezid Miranda · Natalia Maestre · Mariana Devia · Roberto Zapata · y 2 más

Inflammation is a physiological and tightly regulated component of normal pregnancy, contributing to implantation, placental development, and the initiation of parturition. The placenta functions as an active immunological hub, coordinating innate and adaptive immune responses to maintain tolerance while protecting aga...

Co‐Development and Usability Testing of S‐IMCICA: A User‐Centered Web‐Based E‐Learning Curriculum in Early Childhood Cancer Detection for Primary Care Providers in Colombia

Oscar Ramirez · Elvia Karina Grillo · Santiago Bolivar · Patricia Montenegro · y 3 más

ABSTRACT Early detection is critical to improving childhood cancer survival. In 2013, the Pan American Health Organization published the Integrated Management of Childhood Illnesses‐Cancer manual. We found that only 13% ( n = 21/161) of primary care providers (PCPs) in southwestern Colombia were familiar with this manu...

Innovation and Dynamic Capabilities in Microalgae Biotechnology: A Systematic Review and Bibliometric Analysis of Global Research Trends for a Sustainable Bioeconomy

German L. López-Barrera · Janet B. García-Martínez · René Yepes-Callejas

This study integrates a Systematic Literature Review (PRISMA 2020) with a bibliometric analysis to examine how global research on microalgae biotechnology has incorporated innovation management, technology transfer, and dynamic capabilities. A total of 418 records were retrieved from Scopus and Web of Science for the p...

Correction: Retrieving interpretability to support vector machine regression models in dynamic system identification

Johan Pena-Campos · Diego Patino · Carlos Ocampo-Martinez · Julio C. Ramos-Fernández · y 2 más

CRISIS ADRENAL E HIPERPIGMENTACIÓN CUTÁNEA: LA MANIFESTACIÓN DERMATOLÓGICA QUE GUIÓ AL DIAGNÓSTICO DE INSUFICIENCIA SUPRARRENAL PRIMARIA AUTOINMUNE

Bejarano Zuleta, Alejandro · Charo Muñoz, José Miguel · Cardona Martínez, Dalia · Ospina Bernal, Camila · y 1 más

Tipo de artículo: Caso clínico La crisis adrenal es una emergencia endocrinológica potencialmente mortal que requiere identificación precoz y tratamiento inmediato para evitar desenlaces fatales. Su presentación clínica suele ser inespecífica y frecuentemente simula cuadros sépticos o gastrointestinales, lo que retrasa...

CALIDAD DE LA ATENCIÓN EN PACIENTES CON DIABETES MELLITUS TIPO 2 NO ADHERENTES A PROGRAMAS DE CRÓNICOS EN CONTEXTOS RURALES: UNA APROXIMACIÓN DESCRIPTIVA DESDE LA ATENCIÓN PRIMARIA.

Miranda May, Zaida Mercedes

Tipo de artículo: Carta al editor Esta carta al editor aborda la calidad de la atención en pacientes con diabetes mellitus tipo 2 que no se encuentran integrados en programas de manejo de enfermedades crónicas en contextos rurales. A partir de una aproximación descriptiva desde la atención primaria, se analizan diversa...

TFP and Firms Growth

Gomez Sanchez, Andres Mauricio · Ordoñez-Claros, Jose Manuel

Firm-level panel data from the Colombian Annual Manufacturing Survey (EAM), over eleven waves (2013-2023).