Results 1 to 10 of about 29,683,568 (291)

Global Gross Primary Production Data Fusion by Triple Collocation Analysis From 1992 to 2018

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
Gross primary productivity (GPP) is the total amount of CO2 uptake by vegetation of terrestrial ecosystems, which plays a vital role in the carbon cycle.
Yanzhuo Zeng, Huixin Xu, Xiangzhen Qi, Chuanzhuang Liang, Chunyi Wu, Peng Xue, Huiyu Liu   +6 more
doaj   +1 more source

Accuracy assessment of open DTM and DSM products in urban environments

Geo-spatial Information Science
The digital terrain model (DTM) and digital surface model (DSM) are fundamental data used in many geospatial applications. There are several global open DTM and DSM products.
Jing Liu, Xia Wang, Dalei Han, Qin Ma, Long Li, Peiqi Yang   +5 more
doaj   +1 more source

Enterprise Risk Management in an Academic Health System: The National University Health System Case Study

Asia Pacific Journal of Health Management
Background: Academic Health Systems (AHSs) operate in complex environments where clinical, academic, and research functions intersect, creating interdependent risks that conventional governance models cannot fully address.
Soo Min Wong, Daniel Kuan Wei Tan, Lawrence Sai Him Cheng, Jie Yi Soo   +3 more
doaj   +1 more source

China’s Well-Facilitated Farmland distribution dataset

Scientific Data
China has less than 10% of the world’s arable land but must feed more than 20% of the global population. Both climate change and farmland degradation pose significant challenges to China’s food security. In 2009, Chinese government launched a nationwide,
Abdusalam Turup, Jun Zhang, Wenchao Ma, Bingxin Ma, Yue Zhang, Zaeem Hassan Akhter, Longhui Li   +6 more
doaj   +1 more source

Global Variability and Future Projections of Marine Heatwave Onset and Decline Rates

Remote Sensing
Marine heatwaves (MHWs) can significantly impact marine ecosystems and socio-economic systems, and their severity may increase with global warming. Nevertheless, research on the onset and decline rates of MHWs remains limited, and their historical and ...
Yongyan Pan, Wenjin Sun, Senliang Bao, Mingshen Xie, Lei Jiang, Jinlin Ji, Yang Yu, Changming Dong   +7 more
doaj   +1 more source

Evaluation of Urban Street Historical Appearance Integrity Based on Street View Images and Transfer Learning

ISPRS International Journal of Geo-Information
The challenges of globalization and urbanization increasingly impact the Historic Urban Landscape (HUL), yet fine-grained and quantitative methods for evaluating HUL remain limited.
Jiarui Xu, Yunxuan Dai, Jiatong Cai, Haoliang Qian, Zimu Peng, Teng Zhong   +5 more
doaj   +1 more source

A high-precision catalogue of landslide events in China based on news text mining with large language model

Scientific Data
Landslides are a major geological hazard causing significant casualties and economic losses. Reliable risk assessment requires high-quality spatiotemporal event data, yet no publicly available landslide catalogue with fine-grained precision exists for ...
Binru Zhao, Lulu Zhang, Zhenxia Liu, Wenchao Ma, Jian Wang, Qiang Sun, Wen Luo, Zhaoyuan Yu, Linwang Yuan   +8 more
doaj   +1 more source

Multispectral-NeRF: A Multispectral Modeling Approach Based on Neural Radiance Fields

Applied Sciences
3D reconstruction technology generates three-dimensional representations of real-world objects, scenes, or environments using sensor data such as 2D images, with extensive applications in robotics, autonomous vehicles, and virtual reality systems ...
Hong Zhang, Fei Guo, Zihan Xie, Dizhao Yao   +3 more
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Fine-Scale Structure Analysis and Mechanism Investigation of East Asian Summer Monsoon Intensification Events during the MIS4/3 Transition Period

Redai dili
High-resolution records and fine structure comparisons between different climate proxies are invaluable for elucidating the detailed variations and mechanisms of the East Asian Summer Monsoon (EASM) intensity.
Huang Haoxiang, Chen Shitao, Chen Gongzhe, Yang Shu, Wang Xianfeng, Wang Yongjin   +5 more
doaj   +1 more source

ActiveScout Agent: Toward Isolated Small-Scale Building Extraction in Extremely Sparse Remote Sensing Scenes

IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
In extremely sparse remote sensing scenes, buildings often appear as isolated small-scale targets embedded in large areas of farmland, bare land, and natural vegetation.
Chuangchuang Chen, Junjie Shi, Di Zhang, Ling Yao, Tang Liu, Canling Deng, Xiaolin Tian, Haixiang Ge, Guangjie Luo, Yujun Liu   +9 more
doaj   +1 more source