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Wenqi Lyu, Wei Ke, Hao Sheng, Xiao Ma and Huayun Zhang
In response to the challenge of handling large-scale 3D point cloud data, downsampling is a common approach, yet it often leads to the problem of feature loss. We present a dynamic downsampling algorithm for 3D point cloud maps based on an improved voxel...
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Huayu Lu, Ke Ma, Xiangyang Chen, Shiwei Zhou, Yiwei Li, Zecheng Zhang, Chu Wang, Fu Chen and Xinya Wen
The incorporation of organic fertilizer is an important practice to improve the sustainability and productivity of crop production and decrease environmental pollution from crop-livestock systems in global agriculture. However, establishing an evaluation...
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Ke Ma, Xiatong Zhao, Boyu Lu, Yiru Wang, Zhongxiao Yue, Liguang Zhang, Xianmin Diao and Xiangyang Yuan
Foxtail millet (Setaria italica [L.] P. Beauv.) is a climate-change-ready crop, and it is crucial for predicting the impact of ecological factors on grain quality. In this study, multivariate statistical analysis was used to explore the relationship betw...
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Yang Yi, Ke Sun, Yongqian Liu, Gang Ma, Chuankai Zhao, Fukang Zhang and Jianhua Zhang
The wave-energy excitation of point absorbers is highly associated with their resonant movement, and harmonic characteristics are of increasing concern in affecting resonance. However, the commonly used linearized power take-off (PTO) systems underestima...
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A. Y. Shikhovtsev, P. G. Kovadlo, A. A. Lezhenin, V. S. Gradov, P. O. Zaiko, M. A. Khitrykau, K. E. Kirichenko, M. B. Driga, A. V. Kiselev, I. V. Russkikh, V. A. Obolkin and M. Yu. Shikhovtsev
The present study is aimed at the development of a novel empirical base for application to ground-based astronomical telescopes. A Weather Research and Forecasting (WRF) model is used for description of atmospheric flow structure with a high spatial reso...
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Ke Li, Yuangan Li, Liang Ma, Meng Liu and Jun Wang
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Ke Ma, Libiao Bai, Yichen Sun, Tong Pan, Victor Shi and Yipei Zhang
Multiple internal conflicts and external emergencies can occur when an enterprise implements a project portfolio (PP), making the PP inevitably deviate from the enterprise?s strategic objectives. As a means of project portfolio change (PPC) that aims to ...
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Weichao Ma, Bing Xiong, Changzheng Sun, Xu Ke, Jian Wang, Zhibiao Hao, Lai Wang, Yanjun Han, Hongtao Li, Jiadong Yu and Yi Luo
A simple and effective approach to semiconductor laser linewidth narrowing via mutual injection locking is proposed and demonstrated in both short and long delay regimes. A theoretical analysis is presented to investigate the linewidth behavior of semico...
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Shaoyi Wang, Zhongjie Sheng, Yuliang Xi, Xiangyuan Ma, Huihui Zhang, Mengjun Kang, Fu Ren, Qingyun Du, Ke Hu and Zhenbiao Han
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Yanchun Yi, Sisi Ma, Weijun Guan and Ke Li
Although several studies have explained the effect of urbanization on China?s carbon emissions, most have focused on population urbanization, while ignoring the urban spatial form. This study investigates the impact of urban spatial form, measured by res...
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