Buscador de Tesis y publicaciones académicas

Beyond the score: a structured NPS-based analytical framework for explanatory insight and continuous improvement

Jorge Ivan Pérez Rave · Favián González Echavarría · Manuela Serna

Purpose This study aims to develop a structured analytical framework that extends the conventional descriptive use of the Net Promoter Score (NPS) toward diagnostic, confirmatory and institutionalized customer experience improvement. Design/methodology/approach A reproducible analytical-computational framework with fou...

AUTOMATED ANALYSIS OF MULTIMODAL SOCIAL MEDIA DATA BASED ON MODELS FOR UNSTRUCTURED INFORMATION PROCESSING

M. K. Serikov

Social media generates massive volumes of unstructured data every day. These data contain valuable information, but their heterogeneity and complexity make analysis difficult when using standard methods.The aim of the study is to develop and test an approach for automatic analysis of multimodal social media data using...

Another way of teaching microeconomics: impact evaluation of the CORE project

Federico Araya · Pablo Blanchard · Juan Camilo Cárdenas · Elisa Failache · y 1 más

Abstract Taking advantage of the random assignment of students in Uruguay to either a conventional introductory microeconomics course or one based on the Curriculum Open‐access Resources in Economics (CORE) project, we provide causal evidence on the effects of CORE on students' academic performance, learning experience...

Omics Technologies in Molecular Biology

Andrés J. Cortés

Over the past two decades, molecular biology has witnessed unprecedented innovation driven by the emergence of omics technologies [...]

Psychometric revalidation of the SPRINT-E scale for assessing post-traumatic stress in Latin American populations during the COVID-19 pandemic

Christian R. Mejia · Renzo Felipe Carranza Esteban · Oscar Mamani-Benito · Víctor Serna-Alarcón · y 4 más

Introduction Post-traumatic stress disorder (PTSD) has been one of the major psychological consequences observed during and after the COVID-19 pandemic. Therefore, it is essential to have valid and reliable instruments for its assessment. Objective To evaluate the internal structure and reliability of a brief SPRINT-E-...

Advances and Challenges in Protection Coordination of Modern Microgrids

Emanuel Palacio Urrego · Carlos D. Pabón Zapata · Samuel García Bonilla · Jesús M. López-Lezama · y 1 más

The increasing penetration of renewable energy sources, distributed generation, and advanced control technologies has transformed microgrids into complex, dynamic systems that pose significant challenges for protection coordination. This paper presents a comprehensive bibliometric analysis of the scientific literature...

¿Inferencias en máquinas? Alucinaciones inferenciales de los grandes modelos de lenguaje desde una perspectiva de los sentimientos metacognitivos

Sebastián Mejía-Rendón · Mariana Olezza

Los grandes modelos de lenguaje han ganado recientemente cierta popularidad debido a su habilidad para hacer inferencias a partir de la información proporcionada por los usuarios. Estas redes neuronales parecen inferir lógicamente, sobre una base probabilística, emulando reglas lógicas. Tradicionalmente, las inferencia...

Prognostic risk score for end-stage kidney disease in Latin American lupus nephritis: Integrating clinical and histological data

Luis Alonso González · Mauricio Restrepo-Escobar · Alejandra Taborda · Lina Aguirre · y 1 más

Objectives To develop a clinically applicable risk prediction score for end-stage kidney disease (ESKD) in Latin American patients with lupus nephritis (LN), using clinical and histopathological data obtained at the time of kidney biopsy. Methods We conducted a retrospective cohort study of 433 adults (≥18 years) with...

A Longitudinal Exploratory Study of SARS-CoV-2 Antibody Dynamics in Young Adults in Bogotá: Lessons from Natural Infection and Post-Vaccination Memory

María F. Naranjo-Ortíz · Luz Parada-Rubio · José Fuentes-Montoya · Jean Carlos Villamil Poveda · y 9 más

Background: Infections caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) have generated major public health concerns worldwide. Young adults represent a critical group for viral transmission due to their high proportion of asymptomatic infections. Objective: To characterize the dynamics of SARS-CoV...

When Vision-Language Models Look but Don't See: Anatomical Bias in Endoscopic Spatial Reasoning

Diego Bravo · Daniel Wolf · Juan Hurtado-Tobar · Martín Gómez · y 1 más