Gong’s recent research focus on observing and characterizing the built and natural environment in urbanized coastal areas and on developing decision support tools to improve the resilience of coastal cities and to enhance equitable and sustainable use of infrastructure systems. In particular, he has been studying the convergence approaches in infrastructure design and management, sensing, big data, artificial intelligence, system modeling and simulation for rapid disaster response and recovery, damage assessment and modeling methods, vulnerability assessment, risk analysis for critical infrastructure systems, disaster logistics planning, and smart and connected communities.