兰州大学机构库

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Lagged precipitation effect on plant productivity is influenced collectively by climate and edaphic factors in drylands 期刊论文
Science of the Total Environment, 2021, 卷号: 755
Authors:  He, Lei;  Li, Zhao-Liang;  Wang, Xunming;  Xie, Yaowen;  Ye, JS(叶建圣)
Favorite  |  View/Download:5/0  |  Submit date:2020/12/16
Ecosystems  Multivariant analysis  Nitrogen  Pixels  Soils  TexturesAboveground net primary productivity  Multivariate analysis of variances  Northern Hemispheres  Plant productivity  Precipitation effects  Soil organic carbon  Tibetan Plateau  Water availability  
Cultivar discrimination of single alfalfa (Medicago sativa l.) seed via multispectral imaging combined with multivariate analysis 期刊论文
Sensors (Switzerland), 2020, 卷号: 20, 期号: 22, 页码: 1-14
Authors:  Yang, Lingjie;  Zhang, Zuxin;  Hu, XW(胡小文)
Favorite  |  View/Download:3/0  |  Submit date:2020/12/16
Classification (of information)  Plants (botany)  Support vector machinesClassification accuracy  Linear discrimination analysis  Morphological features  Multi variate analysis  Multispectral imaging  Multivariate analysis methods  Multivariate image analysis  Nondestructive methods  
Spatiotemporal variations and driving factors of dust storm events in northern China based on high-temporal-resolution analysis of meteorological data (1960–2007) 期刊论文
Environmental Pollution, 2020, 卷号: 260
Authors:  Xu, Chuanqi;  Guan, Qingyu;  Lin, Jinkuo;  Luo, Haiping;  Yang, Liqin;  Tan, Zhe;  Wang, Qingzheng;  Wang, Ning;  Tian, Jing
Favorite  |  View/Download:2/0  |  Submit date:2020/12/16
Arid regions  Dust  Evaporation  Factor analysis  Multivariant analysis  Solar radiation  WindClassification and regression tree  Dust storm  High resolution analysis  Meteorological factors  Multiple factor analysis  Spatio-temporal variation  Spatiotemporal difference  Wind speed  
Composition, Spatial Distribution Characteristics and Source Analysis of Chromophoric Dissolved Organic Matter in the Lanzhou Reach of the Yellow River 期刊论文
Huanjing Kexue/Environmental Science, 2018, 卷号: 39, 期号: 9, 页码: 4105-4113
Authors:  Zhao, Xia-Ting;  Li, Shan;  Wang, Zhao-Wei;  Xie, XY(谢晓芸)
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事件:文学研究的关键词 学位论文
硕士, 兰州: 兰州大学, 2017
Authors:  高琼
Favorite  |  View/Download:9/0  |  Submit date:2019/01/18
事件  时间    回溯  堕落  
Large margin distribution machine for hyperspectral image classification 期刊论文
JOURNAL OF ELECTRONIC IMAGING, 2016, 卷号: 25, 期号: 6
Authors:  Zhan, K(绽琨);  Wang, Haibo;  Huang, He;  Xie, Yuange
Favorite  |  View/Download:69/0  |  Submit date:2018/01/19
hyperspectral image classification  large margin distribution machine  margin distribution  spatial structure information  factor analysis  
Phosphorus in the catchment of high sediment load river: A case of the Yellow River, China 期刊论文
SCIENCE OF THE TOTAL ENVIRONMENT, 2016, 卷号: 572, 页码: 660-670
Authors:  Guan, QY(管清玉);  Wang, Lei;  Wang, Feifei;  Pan, BT(潘保田);  Song, Na;  Li, Fuchun;  Lu, Min
Favorite  |  View/Download:29/0  |  Submit date:2017/05/09
Yellow river  Phosphorus  Surface sediment  Multivariate regression tree analysis  
Quantitative analysis of the land use impact on eco-environment based on GIS in Minqin oasis 期刊论文
Energy Education Science and Technology Part A: Energy Science and Research, 2014, 卷号: 32, 期号: 6, 页码: 5753-5758
Authors:  Jiao, Jizong;  Zhang, Jianming;  Zhao, Hong;  Xie, Yaowen
Favorite  |  View/Download:23/0  |  Submit date:2017/01/16
Principal component analysis  Arid regions  Chemical analysis  Ecology  Economic analysis  Economic and social effects  Economics  Factor analysis  Forestry  Geographic information systems  Land use  Multivariant analysis  Regression analysis  Remote sensing  Vegetation  Eco-environments  Ecological environments  Grassland degradation  Minqin oasis  Multivariate regression models  Remote sensing and GIS  Technological advances  Temporal distribution