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Robust domain adaptation with noisy and shifted label distribution
《Frontiers of Computer Science》2025年第3期25-36,共12页Shao-Yuan LI Shi-Ji ZHAO Zheng-Tao CAO Sheng-Jun HUANG Songcan CHEN 
supported by the National Key R&D Program of China(2022ZD0114801);the National Natural Science Foundation of China(Grant No.61906089);the Jiangsu Province Basic Research Program(BK20190408).
Unsupervised Domain Adaptation(UDA)intends to achieve excellent results by transferring knowledge from labeled source domains to unlabeled target domains in which the data or label distribution changes.Previous UDA me...
关键词：unsupervised domain adaptation label noise label distribution shift SELF-TRAINING class rebalancing 
Matching the light and nitrogen distributions in the maize canopy to achieve high yield and high radiation use efficiency
《Journal of Integrative Agriculture》2025年第4期1424-1435,共12页Xiaoxia Guo Wanmao Liu Yunshan Yang Guangzhou Liu Bo Ming Ruizhi Xie Keru Wang Shaokun Li Peng Hou 
supported by the National Natural Science Foundation of China(32172118);the National Key Research and Development Program of China(2016YFD0300110 and 2016YFD0300101);the Basic Scientific Research Fund of Chinese Academy of Agricultural Sciences,China(S2022ZD05);the Agricultural Science and Technology Innovation Program,China(CAAS-ZDRW202004)。
The distributions of light and nitrogen within a plant's canopy reflect the growth adaptation of crops to the environment and are conducive to improving the carbon assimilation ability.So can the yield in crop product...
关键词：MAIZE canopy N distribution canopy light distribution radiation use efficiency 
Distribution and ecological risks of microplastics in a tropical tourism island area in Hainan,China
《Journal of Oceanology and Limnology》2025年第2期433-445,共13页Weijie BIAN Rui SUN Yurui LI Shuguo LÜ Dongwei YANG Hongbo LI Yingxu ZENG Min LIU 
the Hainan Provincial Natural Science Foundation of China(No.422MS082);the Hainan Provincial Joint Project of Sanya Yazhou Bay Science and Technology City(No.2021CXLH0009);the Funding Scheme for High-level Overseas Chinese Students’Return of Ministry of Human Resources and Social Security of China and Science;Open Project Program of Yazhou Bay Innovation Institute of Hainan Tropical Ocean University(No.2022RHDKFKT08);Technology Project of Yazhou Bay Innovation Institute of Hainan Tropical Ocean University(No.2022CXYZD002)。
Microplastics are a widely distributed pollutant that threatens the growth and health of marine organisms.Compared to the mainland,island ecosystems with unique characteristics are fragile and sensitive to natural and...
关键词：microplastic occurrence characteristic ecological risk tropical tourism island 
Distribution,species richness,and relative importance of different plant life forms across drylands in China
《Plant Diversity》2025年第2期273-281,共9页Shuran Yao Weigang Hu Mingfei Ji Abraham Allan Degen Qiajun Du Muhammad Adnan Akram Yuan Sun Ying Sun Yan Deng Longwei Dong Haiyang Gong Qingqing Hou Shubin Xie Xiaoting Wang Jinzhi Ran Bernhard Schmid Qinfeng Guo Karl J.Niklas Jianming Deng 
supported by the National Key Research and Development Program of China(2023YFF0805602);National Natural Science Foundation of China(32225032,32001192,32271597);the Innovation Base Project of Gansu Province(2021YFF0703904);the Science and Technology Program of Gansu Province(24JRRA515,22JR5RA525,23JRRA1157).
Studies on plant diversity are usually based on the total number of species in a community.However,few studies have examined species richness(SR)of different plant life forms in a community along largescale environmen...
关键词：DRYLANDS Environmental gradients Plant life forms Relative importance Species richness THRESHOLD 
Magnitude,distribution and temporal trend of nitrous oxide emissions from China's natural soils over 1980–2022
《Science China Earth Sciences》2025年第4期1074-1085,共12页Songbai HONG Zimeng LI Mingsong TANG Fa LI Yitong YAO Yanzi YAN Mingzhu HE Xuhui WANG Hui ZENG Shilong PIAO 
supported by the National Natural Science Foundation of China(Grant Nos.42471116 and 41988101)。
Soils represent the largest contributor to global nitrous oxide(N_(2)O)emissions.However,current research efforts predominantly focus on N_(2)O emissions from agricultural soils,while studies on N_(2)O emissions from ...
关键词：Nitrous oxide Spatiotemporal dynamics Nitrogen deposition FORESTS Grasslands Data-driven estimates 
Optimizing Data Distributions Based on Jensen-Shannon Divergence for Federated Learning
《Tsinghua Science and Technology》2025年第2期670-681,共12页Zhiyao Hu Dongsheng Li Ke Yang Ying Xu Baoyun Peng 
supported in part by the National Key R&D Program of China(No.2018YFB2101100);National Natural Science Foundation of China(Nos.62402519,61932001,and 61872376).
In current federated learning frameworks,a central server randomly selects a small number of clients to train local models at the beginning of each global iteration.Since clients’local data are non-dependent and iden...
关键词：federated learning Jensen-Shannon divergence distribution discrepancy gradient descent 
Experimental Study on Distribution and Deposition Characteristics of Phi-X174 and MS2 Bacteriophages in an Air Chamber
《Biomedical and Environmental Sciences》2025年第4期516-518,I0001,共4页Baoying Zhang Cuicui Ma Yanyan Wang Jin Shen 
supported by Capital health development research project(Grant No.2022-2G-4232)。
Viruses, notably airborne viruses, are difficult to collect and detect because of the low concentrations of environmental microorganisms. Bacteriophages are frequently used in air experiments as suitable surrogates fo...
关键词：human animal viruses collect detect deposition phi x airborne viruses environmental microorganisms air experiments DISTRIBUTION 
Latitudinal distribution and propagation of lightning-generated whistler:A statistical study by Van Allen Probes observation and ray-tracing simulation
《Science China Earth Sciences》2025年第4期1291-1297,共7页Zhaoguo HE Jiang YU Xiangling DING Zuzheng CHEN Nigang LIU Yuguang YE Jun CUI Qiugang ZONG 
supported by the National Natural Science Foundation of China(Grant Nos.42422406,42174185,42474209);the Science and Technology Development Fund,Macao SAR(Grant Nos.0042/2024/RIA1,0176/2023/RIA3,0008/2024/AKP and 002/2024/SKL);the Guangdong Basic and Applied Basic Research Foundation(Grant No.2024A1515012093)。
Lightning-generated whistler(LGW)is an important electromagnetic wave in the magnetosphere,causing energetic electron losses.Here we analyze the LGW distribution and propagation using Van Allen Probes data and ray-tra...
关键词：Lightning-generated whistler Ray-tracing model Magnetosphere Wave distribution Wave propagation 
Statistical Inference for Kumaraswamy Distribution under Generalized Progressive Hybrid Censoring Scheme with Application
《Computer Modeling in Engineering & Sciences》2025年第4期185-223,共39页Magdy Nagy 
funded by Researchers Supporting Project number(RSPD2025R969),King Saud University,Riyadh,Saudi Arabia.
In this present work,we propose the expected Bayesian and hierarchical Bayesian approaches to estimate the shape parameter and hazard rate under a generalized progressive hybrid censoring scheme for the Kumaraswamy di...
关键词：Bayesian estimation E-Bayesian estimation H-Bayesian estimation generalized progressive hybrid Kumaraswamy distribution censoring sample maximum likelihood estimation 
Temporal-spatial distribution of YSOs nearby Taurus region
《Science China(Physics,Mechanics & Astronomy)》2025年第4期253-262,共10页Jiaming Liu Min Fang Chao Liu Xiaolong Wang Wenyuan Cui Licai Deng 
supported by the National Key R&D Program of China(Grant No.2023YFA1608000);the National Natural Science Foundation of China(NSFC)(Grant Nos.12003045,and 12173013);the Science Foundation of Hebei Normal University(Grant No.L2022B07);the project of Hebei Provincial Department of Science and Technology(Grant No.226Z7604G);the Hebei Natural Science Foundation(NSF)(Grant Nos.A2021205006,and A2023205036)。
The Taurus region is one of the most extensively studied star-forming regions(SFRs).Surveys indicate that the young stars in this region are comprised of young stellar objects(YSOs)that cluster in groups associated wi...
关键词：young stellar objects stellar associations star formation star forming regions 
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