Omicron variant, household transmission, ventilation, infection, symptoms
respiratory infectious diseases, indoor environment, close contact, rural area, risk of infection
Bathroom, Bioaerosol Pollutant, Ventilation, Simulation, Experiment
Air conditioner, Surface accumulation, Dark spots, machine learning, Grayscale conversion
Indoor airborne pathogens, Colony quantities, Species identification, Computer visual algorithms, Machine learning
University dormitory, Settled dust, Pathogenic genera, Occupant behaviors, Ventilation