Symposium Programme

Presentations are allocated a 20-minute time slot (15 minutes for the contents and 5 minutes for questions). 

All articles are available at the W2GIS 2025 Proceedings.

Download the programme in PDF format here.

Monday 8 September 2025

08:30 Registration & Coffee

09:00 - 09:30
Opening and Welcome
Miguel Félix Mata Rivera, UPIITA-IPN, México
Roberto Eswart Zagal Flores, ESCOM-IPN, México
Willington Siabato, Universidad Nacional de Colombia
 

09:30 - 10:30 Keynote one
A 10-Year Review on Developing and Maintaining Sustainability Indicators for Cities in Chile - A GIS Perspective
Stefan Steiniger, Ph.D., Pontificia Universidad Católica de Valparaíso & CEDEUS (UC)

Session 1 – Advances in Geospatial Artificial Intelligence: From Pixel-level Vision to Large-Language Models

Moderator: Willington Siabato

• 10:30 - 10:50
  Enhancing Urban Image Segmentation with Color Range Mask Layer: A Deep Learning Approach Using Airborne Data
  Ali Ahmadi, Mir Abolfazl Mostafavi, Ernesto Morales, Nouri Sabo
  
  

• 10:50 - 11:10
  AIGC Image Features for GIS: A Preliminary Test of Elements, Colors, and Spatial Structure in Recommendation Tasks
  Qiang Wang, Zhihang Yu, Shu Wang, Yunqiang Zhu
  
  

11:10 - 11:30 Coffee Break

11:30 - 12:30 Keynote two
Spatio-Temporal Data-Driven Approaches for Unraveling Urban Dynamics
Meihan Jin, Ph.D., Shenzhen Technology University, China

• 12:30 - 12:50
  Quality Assessment of Tourist Generated Content: A Large Language Model Approach
  Jialiang Gao, Peng Peng, Christophe Claramunt, Feng Lu
  
  

• 12:50 - 13:10
  Integrating ChatGPT and Geospatial Resources: A Virtual Assistant for Enhanced Decision-Making in Disaster Response
  Juan Francisco Bustamante-Ávila, Luis M. Vilches-Blázquez, Sandra Dinora Orantes-Jiménez
  
  

Session 2 – Data-driven Urban Health & Safety: Environmental Exposure, Crime, and Disease Dynamics

Moderator: Roberto Zagal

• 13:10 - 13:30
  Diabetes Disparities in Mexico: A Spatio-Temporal and Marginalization Index Analysis
  Carlos Hernández-Nava, James Williams, Sergio Flores-Hernández, Félix Mata
  
  

• 13:30 - 13:50
  An Urban Data Analytics Approach to Explore the Relations Between Trends of Air Pollution and Crime in Mexico City
  Daniel González-Ordoñez, Edgar A. Catalán-Salgado, Benjamín Luna-Benoso, René B. Jiménez-Ruíz, Daniel Jiménez-Alcántar, Mario Aldape-Pérez, Abigail García-Valerio, Jasibe Benítez-Valerio
  
  

13:50 - 15:20 Lunch Break

• 15:20 - 15:40
  Discovering Urban Insights of Air Pollution in Mexico City Using Social Networks
  Samantha Hernández-Clemente, Susana Medina-Flores, Leonel Olivares-Conchillos, Roberto Zagal-Flores, Amadeo J. Argüelles-Cruz, Daniel Jiménez-Alcántar, Eidan Plata-Salinas, Mario Aldape-Pérez, Evelyn Velasco-Zagal
  
  

• 15:40 - 16:00
  Predictive Model for Identifying High-Risk Areas in the Public Transport Network of Mexico City
  Braulio M. Ojeda-Contreras, Juan P. Suárez-Pérez, José A. Vázquez-Portuguez, Violeta-Shaid Benítez-Valerio, René B. Jiménez-Ruíz, Marco Moreno-Ibarra, Marcela V. Santana-Juárez
  
  

Panel  - Disruptions in GIS Research

16:00 - 17:00
Moderator: Prof. Christophe Claramunt
Panelists: Willington Siabato, Catherine Trudelle, Stefan Steiniger, Meihan Jin

18:30 Social Dinner

Programme continues with the 6th GIS LATAM Conference, please check the programme at:
https://www.gislatam.org/