Image Multithreshold Segmentation Method Based on Improved Harris Hawk Optimization

af Weizhen Dong, Yan Chen, Xiaochun Hu
Udgivet 2022-01-01

Regional differences and determinants of self-rated health in a lower middle income rural Society of China

af Lidan Wang, Weizhen Dong, Yunqing Ou, Shuting Chen, Jingjing Chen, Qicheng Jiang
Udgivet 2018-11-01