The two-volume set CCIS 2701 and 2702 constitutes the refereed conference
proceedings of the 12th Workshop on Engineering Applications on Applied Computer Sciences in Engineering, WEA 2025, held in Cali, Colombia, during October 29 31, 2025.

The 60 revised full papers presented in these proceedings were carefully reviewed and selected from 198 submissions. The papers are organized in the following topical sections:

Volume I: Artificial Intelligence

Volume II: Optimization; Simulation; and Applications.

Inhalt

.- Optimization.

.- An Optimization Framework for Waste Container Placement and Vehicle Routing Problem in Urban Areas: A Case Study in Bogot´a, Colombia.

.- Methodology for scheduling orders in highly variable job-shop environments in service-oriented MSMEs.

.- Optimal distribution transformer management considering geospatial data and multi-criteria prioritization.

.- An Index for Assessing the Fidelity of Synthetic Tabular Data in Classification Tasks: TabDSFidelity.

.- Coordinated solution of feeder reconfiguration and penetration of DGs to reduce energy technical losses in DC monopolar distribution networks.

.- Expansion Planning of Low-Voltage AC and DC Distribution Systems Considering the Optimal Integration of Renewable Energy Sources and Battery Energy Storage Systems.

.- Application of a Degenerate RLS Algorithm for Epileptic Seizure Detection.

.- Short-term Energy Planning Strategies Using a Hybrid Distributed Generation System.

.- Simulation.

.- Design of a Heterogeneous Network Applied to 5G Mobile Networks in the City of Bogot´.

.- A Simulation Framework for Assessing Voltage Sag Compatibility of Single-Phase Induction Motors.

.- Virtual Reality Simulations to Elicit Emotion: Impact on Cognitive Task Execution.

.- A Computer Vision-Based System for Medications Recognition in Inventory Management.

.- DSR Framework: A Hybrid Approach (Digital Synthetic Real) for Accelerated Training of AI Models in Mobile Robotics.

.- Applications.

.- Evaluation of Ethical Bias in Responses Generated by Spanish LLMs.

.- Pipeline leak detection using an Unknown Input Interval Observer-UIIO.

.- Temporal and spectral analysis of high-resolution ECG alterations in Chagas disease.

.- Environmental Monitoring System Based on LoRa Communication.

.- Design prototype of a cloud architecture to mitigate credit card fraud using Fast Data techniques.

.- VACS: A Modular Software System for Vehicular Access Control.

.- Intelligent real-time power quality monitoring system.

.- Comprehensive Security Analysis and Threat Mitigation in a Wind Energy Prediction System Integrating IoT, Cloud, and Machine Learning in Cajic´a-Colombia.

.- Research Topic Detection and Search at the Universidad Nacional de Colombia.

.- Heuristic-Boosted Ejection Fraction Estimation from 2D U-Net Segmentation.

.- Kinematic Data Analysis of the iTUG: Quantitative Assessment of Moto Tiles Effectiveness in Older Adults.

.- Multi-satellite Imagery Feature Combination for Enhanced Landscape Characterization.

.- Playback-Based Localization of Songbirds Using Multiple Recorders.

.- Application of IoT and prediction algorithms in the analysis of agronomic variables in coffee crops.

.- SAPSAI System for Acquisition, Preprocessing, and Storage of Agricultural Images.

.- A New Institutional Dataset Proposal for Timely Graduation in Chilean Higher Education.