News & Updates

A new article led by Ph.D. student Hao Tian titled “ From seismic signals to urban sensing: Leveraging ambient seismic noise to sense human activity disruptions in extreme weather events ,” was recently published in Computers, Environment and Urban Systems (CEUS) . Congratulations! This study explores whether existing seismic networks, originally designed for Earth monitoring, can be repurposed as a continuous, passive, and resilient urban sensing system. Using the Dallas-For

We are delighted to share that Palash Chandra Das , a Ph.D. student in the CAI Lab, has successfully passed his preliminary examination  on April 4, 2026 . His dissertation research, titled "DYNAMIC-RESILIENCE: Spatiotemporal Human Mobility Dynamics for Urban Disaster Resilience Assessment,"  develops a dynamic analytical framework that leverages large-scale human mobility data to uncover patterns of urban disruption and recovery, model evolving population distributions, and

We are pleased to share that Hao Tian , a Ph.D. student in the CAI Lab, received two recognitions at the 2026 Annual Meeting of the American Association of Geographers (AAG). Hao was awarded Second Place  in the Remote Sensing Specialty Group Student Paper Competition  for his presentation titled “Leveraging Deep Learning and Distributed Acoustic Sensing for Real-Time Traffic Monitoring”. In addition, he received the International Geographic Information Fund ( IGIF ) Student

The CAI Lab  demonstrated a strong presence at the 2026 Annual Meeting of the American Association of Geographers (AAG) in San Francisco, contributing through session organization, research presentations, and academic engagement. Lab members played key roles in organizing multiple sessions: GISER Symposium: Sensing Urban Human Dynamics Through Multi-Source Insights (Part I & II)  ( Organizers:  Hao Tian, Dr. Heng Cai, Siqi Zhou) GISER Symposium: Human-Environment Interactions

We are pleased to share that Dr. Heng Cai and Hao Tian have been elected as Director and Student Director , respectively, of the AAG Cyberinfrastructure Specialty Group (CISG) for 2026. CISG focuses on advancing cyberinfrastructure in geography, including data-intensive geospatial analytics, computational methods, and interdisciplinary collaboration. We congratulate Dr. Cai and Hao on this achievement and are proud to see CAI Lab members contributing to the CISG community

Ph.D. student Hao Tian recently presented his research at the Texas A&M Institute of Data Science (TAMIDS) Ambassador Seminar  titled “From Signals to Society: Data Science for Understanding the Earth and Human Dynamics.” In his talk, “Can Seismic Signals Decode Human Behavior? Toward a Data-Driven Understanding of Human Dynamics,”  Hao introduced a novel approach that leverages seismic sensing to capture collective human activity. By interpreting ambient seismic noise recor

The Cartography and Geographic Information Society (CaGIS) has announced the results of its recent board election. We are pleased to share that Heng Cai , director of the GIResilience Lab, has been elected to the CaGIS Board of Directors for a four-year term (Spring 2026–Spring 2030) . Board members are responsible for guiding the Society’s strategic direction and supporting activities related to cartographic scholarship, education, professional practice, conferences, and pub

Hao Tian , Ph.D. student in the GIResilience Lab, has been selected as a 2026 International Geographic Information Fund (IGIF) Student Paper Award recipient  by the American Association of Geographers (AAG) . This Award recognizes outstanding student papers in geographic information science and spatial analysis presented at national or international conferences. Awardees will be honored at the upcoming AAG Annual Meeting in San Francisco (March 16-21, 2026). Congratulations t

We are pleased to share that Siqi Zhou , a Ph.D. student in the GIResilience Lab, has been awarded the Lechner Graduate Scholarship  from the College of Arts & Sciences of Texas A&M University for the 2025–2026 academic year . The scholarship, in the amount of $1,000 , is funded through the Graduate and Professional School Lechner Graduate Grant Program, endowed by the Walter W. Lechner Estate. The award is intended to support new incoming graduate students at Texas A&M Unive

Hao Tian, a Ph.D. student in the GIResilience Lab, presented his research at the Fall 2025 Colloquium hosted by the Department of Geography on November 14. His talk, “Integrating Social and Seismic Sensing: Multi-Source Insights into Urban Human Dynamics”, introduced his recent work combining mobile phone location data and ambient seismic signals to analyze human activity patterns and urban resilience. The talk drew approximately 40 faculty and graduate students, marking one

We are delighted to announce that Dr. Heng Cai has been selected as one of the 2025-2026 Montague-CTE Scholars by the university’s Center for Teaching Excellence (CTE). Established in honor of Kenneth Montague ’37, this prestigious award recognizes early-career faculty who demonstrate exceptional promise and dedication to excellence in undergraduate teaching. This recognition highlights Dr. Cai’s dedication to innovative, student-centered teaching that bridges geospatial sci

Dr. Heng Cai  recently participated in the International Climate Resilience Conference (iCARE 2025)  held at Ludwig-Maximilians-Universität München (LMU) from October 26–29, 2025. The conference brings together leading scholars, practitioners, policymakers and community stakeholders to shift the narrative from risk‐focused to resilience‐oriented thinking. With 17 thematic sessions and over 200 presentations, iCARE offers a major platform for sharing research and fostering col

Dr. Heng Cai  was invited to give a talk at the University of Alabama in Huntsville  on October 22, 2025 , as part of the NSSTC Atmospheric and Earth Science Seminar Series , where she presented her research on geospatial approaches to understanding human dynamics during extreme weather events. Her presentation, titled “Mapping Human Dynamics in Response to Extreme Weather Events Using Geospatial Big Data”,  explored how communities respond and adapt to natural hazards throug

We are delighted to share that Hao Tian , a Ph.D. student in the GIResilience Lab, has successfully passed his preliminary examination  on October 17, 2025 . His dissertation research, titled “Integrating Social and Seismic Sensing: Multi-Source Insights into Urban Human Dynamics,”  presents a novel framework that bridges social sensing data with seismic sensing to reveal hidden patterns of urban dynamics, behavioral rhythms, and resilience under environmental stressors. Pres

We are delighted to announce that Nazmoon Nahar Sumiya , a Ph.D. student in the GIResilience Lab, has successfully passed her preliminary examination  on October 8, 2025 . Her dissertation research, titled “Integrating Large-Scale Geospatial and Community-Based Data to Assess the Health Impacts of Environmental Hazards,”  highlighted her innovative integration of geospatial analytics and community-based data to better understand and quantify environmental health impacts. Pres

Siqi Zhou joined the GIResilience Lab starting Fall 2025 as a Ph.D. student. Siqi earned her Bachelor’s degree from Nanjing University of...

Congratulation to our Ph.D. student Hao Tian  on receiving two prestigious awards  at the International Cartographic Conference (ICC)...

Lab members in the GeoAI & Resilience Workshop, ICC 2025 Lab members in the GeoAnalytics for Sustainable and Livable Cities Symposium,...