Background The coronavirus disease 2019 pandemic has prompted the exploration of new
response strategies for such health contingencies in the near future. Over the last 15 years …

The correct distribution of service facilities can help keep fixed and overhead costs low while
increasing accessibility. When an appropriate location is chosen, public-sector facilities …

The COVID-19 epidemic has spread worldwide, infected more than 0.6 billion people, and
led to about 6 million deaths. Conducting large-scale COVID-19 nucleic acid testing is an …

The generalized covering delivery problem (CDP) is a recently introduced variant of
traveling salesman problem, which occurs mainly in the last mile delivery network of online …

To mitigate losses from public health emergencies, promptly choosing an emergency
medical supply distribution center is essential. The success of rescues hinges on the …

The maintenance service network is always designed as a multi-level service network to
provide timely maintenance service for failed machinery, and is rarely studied in agriculture …

Background Fatal opioid-related overdoses (OOD) continue to be a leading cause of
preventable death across the US. Opioid Overdose Education and Naloxone Distribution …

In the early phases of the COVID-19 pandemic, vaccine accessibility was limited, impacting
large metropolitan areas such as Los Angeles County, which has over 10 million residents …

Drug distribution performed through hospital pharmacies facilitates public expenditure
savings but incurs higher social costs for patients and caregivers. The widespread presence …

为解决常用的智能优化算法在求解选址问题时, 在有效性, 效率和稳定性方面表现不佳的问题,
提出了一种新的在隔离期间物资投放点的选择方法. 在确定优化目标和约束条件后 …