Search Results - "Li, Wenkai"

A Positive and Unlabeled Learning Algorithm for One-Class Classification of Remote-Sensing Data by Wenkai Li, Qinghua Guo, Elkan, Charles

“…In remote-sensing classification, there are situations when users are only interested in classifying one specific land-cover type, without considering other…”
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Doctors in China: improving quality through modernisation of residency education by Zhu, Jiming, Li, Wenkai, MD, Chen, Lincoln, MD

“…Summary There is growing recognition that the ultimate success of China's ambitious health reform (enacted in 2009) and higher education reform (1998) depends…”
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Clinical Characteristics, Associated Factors, and Predicting COVID-19 Mortality Risk: A Retrospective Study in Wuhan, China by Yu, Caizheng, Lei, Qing, Li, Wenkai, Wang, Xiong, Liu, Wei, Fan, Xionglin, Li, Wengang

“…COVID-19 has become a serious global pandemic. This study investigates the clinical characteristics and the risk factors for COVID-19 mortality and establishes…”
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A bottom-up approach to segment individual deciduous trees using leaf-off lidar point cloud data by Lu, Xingcheng, Guo, Qinghua, Li, Wenkai, Flanagan, Jacob

“…Light Detection and Ranging (Lidar) can generate three-dimensional (3D) point cloud which can be used to characterize horizontal and vertical forest structure,…”
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Variations in ecosystem service value in response to land use changes in Shenzhen by Tianhong, Li, Wenkai, Li, Zhenghan, Qian

“…Urban sprawl significantly impacts ecosystem services and functions. The exact impacts, however are difficult to quantify and are often neglected in policy…”
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A New Accuracy Assessment Method for One-Class Remote Sensing Classification by Li, Wenkai, Guo, Qinghua

“…In one-class remote sensing classification, users are only interested in classifying one specific land type (positive class), without considering other classes…”
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Evaluation of NPP-VIIRS Nighttime Light Data for Mapping Global Fossil Fuel Combustion CO2 Emissions: A Comparison with DMSP-OLS Nighttime Light Data by Ou, Jinpei, Liu, Xiaoping, Li, Xia, Li, Meifang, Li, Wenkai

“…Recently, the stable light products and radiance calibrated products from Defense Meteorological Satellite Program's (DMSP) Operational Linescan System (OLS)…”
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Influence of Tibetan Plateau snow cover on East Asian atmospheric circulation at medium-range time scales by Li, Wenkai, Guo, Weidong, Qiu, Bo, Xue, Yongkang, Hsu, Pang-Chi, Wei, Jiangfeng

“…The responses of atmospheric variability to Tibetan Plateau (TP) snow cover (TPSC) at seasonal, interannual and decadal time scales have been extensively…”
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How to assess the prediction accuracy of species presence-absence models without absence data? by Li, Wenkai, Guo, Qinghua

“…It is very common that only presence data are available in ecological niche modeling. However, most existing methods for evaluating the accuracy of…”
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Current status of research on composite bipolar plates for proton exchange membrane fuel cells (PEMFCs): nanofillers and structure optimization by Wenkai, Li, Zhiyong, Xie, Haodong, Zeng

“…The proton exchange membrane fuel cell (PEMFC) is an efficient and clean energy source with promising applications. However, drawbacks such as high cost and…”
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VBRT: A novel voxel-based radiative transfer model for heterogeneous three-dimensional forest scenes by Li, Wenkai, Guo, Qinghua, Tao, Shengli, Su, Yanjun

“…Modeling the radiative transfer (RT) in heterogeneous forest scenes is important for understanding biophysical processes, as well as retrieving information…”
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Plotting receiver operating characteristic and precision–recall curves from presence and background data by Li, Wenkai, Guo, Qinghua

“…The receiver operating characteristic (ROC) and precision–recall (PR) plots have been widely used to evaluate the performance of species distribution models…”
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Divergent Transformation of Wet to Cold Bias on the Tibetan Plateau in Climate Models During Snow Season by Miao, Xin, Guo, Weidong, Hu, Xinyun, Wang, Le, Li, Yizhuo, Li, Wenkai

“…Wet and cold biases on the Tibetan Plateau (TP) commonly exist in global and regional climate simulations. Previous studies have explored the possible causes…”
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Instant Response of Tibetan Plateau Surface Albedo to Snow Coverage and Depth in Snow Season by Miao, Xin, Guo, Weidong, Li, Wenkai, Cao, Yipeng, Ge, Jun, Qiu, Bo

“…Tibetan Plateau (TP) snow cover is featured by sub‐seasonal changes, affecting weather and climate in surrounding and downstream areas. Previous studies…”
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Bibliometric Review to Explore Emerging High-Intensity Interval Training in Health Promotion: A New Century Picture by You, Yanwei, Li, Wenkai, Liu, Jianxiu, Li, Xingtian, Fu, Yingyao, Ma, Xindong

“…Background: High-intensity interval training (HIIT) is an emerging exercise strategy and is considered to be a recipe for health promotion. This study aimed to…”
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Segmenting tree crowns from terrestrial and mobile LiDAR data by exploring ecological theories by Tao, Shengli, Wu, Fangfang, Guo, Qinghua, Wang, Yongcai, Li, Wenkai, Xue, Baolin, Hu, Xueyang, Li, Peng, Tian, Di, Li, Chao, Yao, Hui, Li, Yumei, Xu, Guangcai, Fang, Jingyun

“…The rapid development of light detection and ranging (LiDAR) techniques is advancing ecological and forest research. During the last decade, numerous single…”
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Delineating Individual Trees from Lidar Data: A Comparison of Vector- and Raster-based Segmentation Approaches by Jakubowski, Marek, Li, Wenkai, Guo, Qinghua, Kelly, Maggi

“…Light detection and ranging (lidar) data is increasingly being used for ecosystem monitoring across geographic scales. This work concentrates on delineating…”
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Physical Exercise in the Context of Air Pollution: An Emerging Research Topic by You, Yanwei, Wang, Dizhi, Liu, Jianxiu, Chen, Yuquan, Ma, Xindong, Li, Wenkai

“…Physical exercise (PE) brings physiological benefits to human health; paradoxically, exposure to air pollution (AP) is harmful. Hence, the combined effects of…”
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One-Class Remote Sensing Classification From Positive and Unlabeled Background Data by Li, Wenkai, Guo, Qinghua, Elkan, Charles

“…One-class classification is a common situation in remote sensing, where researchers aim to extract a single land type from remotely sensed data. Learning a…”
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Sensitivity of a regional climate model to land surface parameterization schemes for East Asian summer monsoon simulation by Li, Wenkai, Guo, Weidong, Xue, Yongkang, Fu, Congbin, Qiu, Bo

“…Land surface processes play an important role in the East Asian Summer Monsoon (EASM) system. Parameterization schemes of land surface processes may cause…”
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