Developing an Integrated Data Model based on IFC and SensorML for Post-COVID Facility Management. - Vincent J. L. Gan; Tao Wang; Difeng Hu; Chao Yin (HPCC/DSS/SmartCity/DependSys, 2021)

Probabilistic convergence analysis of the stochastic particle swarm optimization model without the stagnation assumption. - Difeng Hu; Xudong Qiu; Ying Liu; Xiangyang Zhou (Inf. Sci., 2021)