Study on 3D Path Planning of UAVs Based on Hybrid Grey Wolf Optimization
Q Zhang, Zhao Yang, Xiangfeng Li, Yaowei Ji
cn (code pays fourni par la source)
Informations fournies par OpenAlex. Research Africa ne déduit ni nationalité, ni poste, ni coordonnées personnelles.
Q Zhang, Zhao Yang, Xiangfeng Li, Yaowei Ji
cn (code pays fourni par la source)
Yiran Li, Yao Xie, Fanyu Liu, Y. Wu et autres
Background: Leukemia is the most common childhood cancer. While tyrosine kinase inhibitors (TKIs) improve survival, they impose substantial economic burdens. This study evaluates the impact of China’s National Volume-Based Procurement (NVBP) policy on the affordability and usage of TKIs in children’s hospitals. …
cn, us (code pays fourni par la source)
Kaitai Li, Zhao Yang, Heyuan Wang, Xuesong Ye et autres
Passive exoskeletons offer several advantages, including lightweight design, simple structure, and inherent energy efficiency. Most existing passive exoskeletons rely on clutch mechanisms to control spring-based energy storage and release, typically focusing only on recovering biomechanical energy during the stance phase of gait. …
cn (code pays fourni par la source)
Zhao Yang, Ni Lin, Wei Zhao, Yuxi Li et autres
OBJECTIVES: This study aimed to analyze the impact of China's centralized volume-based procurement policy on the procurement and utilization of coronary stents in Tianjin from 2019 to 2021. METHODS: An interrupted time-series design was used to assess monthly procurement data of coronary …
cn, us (code pays fourni par la source)
cn (code pays fourni par la source)
Quan Li, Boyu Chen, Zhenxuan Tian, Yujie Chen et autres
Background There is a lack of data to predict futile recanalization (FR) after endovascular treatment (EVT) in acute anterior circulation large vessel occlusion (ACLVO) with large core infarction. Methods This analysis included patients from a national multicenter stroke registry (November 2021 to …
cn (code pays fourni par la source)
Zhao Yang, Wei Zhao, Ni Lin, Linlin Da et autres
cn, us (code pays fourni par la source)
Xiaoyu Tao, Xueji Wu, Jia Fu, Ying Xiao et autres
mo, cn (code pays fourni par la source)
Zhao Yang, Qiyun Zhu, Weiqi Chen, Qingyuan Xue et autres
OBJECTIVES: This study aimed to understand disposal practices of unwanted medications in Chinese households and examine associations between influencing factors and these disposal practices. DESIGN: A nationwide cross-sectional study conducted between 11 October and 26 October 2018. SETTING: Municipalities directly under the …
cn, us (code pays fourni par la source)
Zhao Yang, Yiran Li, Siyu Liu, Han Xiao et autres
BACKGROUND: Tyrosine kinase inhibitors (TKIs) have been shown to improve survival rate in chronic myeloid leukemia (CML) patients, but their high costs impose a significant economic burden. This study aimed to evaluate the impact of China's National Volume-Based Procurement (NVBP) policy on …
cn (code pays fourni par la source)
Zhao Yang, Hao Li, Peiyong Zhang
cn (code pays fourni par la source)
Liang Li, Pengfei Zhang, Zhao Yang
ABSTRACT In this study, we design an all‐metal tunable broadband frequency selective surface (FSS) that eliminates the need for lossy dielectric substrates and active devices requiring complex bias DC voltage‐based control circuits. The FSS is constructed from three cascaded all‐metallic plates, each …
cn (code pays fourni par la source)
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