兰州大学机构库

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Covariability between tree-ring-based precipitation reconstructions in Northwest China and the sea-surface temperature of the Indian and Pacific Oceans 期刊论文
CLIMATE RESEARCH, 2011, 卷号: 49, 期号: 1, 页码: 17-27
Authors:  Fang, KY;  Gou, XH(勾晓华);  Chen, FH(陈发虎);  Li, JB;  Zhou, FF;  Li, YJ;  Fang, KY (reprint author), Lanzhou Univ, Minist Educ, Key Lab Western Chinas Environm Syst, 222 S Tianshui Rd, Lanzhou 73000, Peoples R China.
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NW China  Precipitation reconstruction  Singular value decomposition  Asian monsoon  
Tree-ring researches over the northwest China: a review 期刊论文
Frontiers of Earth Science, 2010, 卷号: 4, 期号: 2, 页码: 181-194
Authors:  Yang, T;  Gou, XH(勾晓华);  Li, YJ;  Fang, KY;  Liu, PX;  Gou, XH (reprint author), Lanzhou Univ, CAEP, Lanzhou 730000, Peoples R China.
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dendrochronology  dendroclimatology  dendroecology  dendrohydrology  tree-ring  northwest China  
Seasonal dynamics of vegetation over the past 100 years inferred from tree rings and climate in Hulunbei'er steppe, northern China 期刊论文
JOURNAL OF ARID ENVIRONMENTS, 2012, 卷号: 83, 页码: 86-93
Authors:  Chen, ZJ;  Li, JB;  Fang, KY;  Davi, NK;  He, XY;  Cui, MX;  Zhang, XL;  Peng, JJ;  He, XY (reprint author), Chinese Acad Sci, State Key Lab Forest & Soil Ecol, Inst Appl Ecol, 72 Wenhua Rd, Shenyang 110164, Peoples R China.
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NDVI  Moisture variability  Mongolian pine  Reconstruction  Semi-arid grassland  Tree-ring width  
Response of regional tree-line forests to climate change: evidence from the northeastern Tibetan Plateau 期刊论文
TREES-STRUCTURE AND FUNCTION, 2009, 卷号: 23, 期号: 6, 页码: 1321-1329
Authors:  Fang, KY;  Gou, XH(勾晓华);  Chen, FH(陈发虎);  Peng, JF;  D'Arrigo, R;  Wright, W;  Li, MH;  Gou, XH (reprint author), Lanzhou Univ, Ctr Arid Environm & Paleoclimate Res CAEP, Key Lab Western Chinas Environm Syst MOE, Lanzhou 730000, Peoples R China.
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Tree ring  Age structure  Tree-line ecotone  Climate-growth relationship  Global warming  Tree-line dynamics  
Individual and time-varying tree-ring growth to climate sensitivity of Pinus tabuliformis Carr. and Sabina przewalskii Kom. in the eastern Qilian Mountains, China 期刊论文
TREES-STRUCTURE AND FUNCTION, 2013, 卷号: 27, 期号: 2, 页码: 359-370
Authors:  Zhang, F;  Gou, XH(勾晓华);  Liu, WH;  Levia, DF;  Li, YJ;  Gou, XH (reprint author), Lanzhou Univ, Res Sch Arid Environm & Climate Change, Key Lab Western Chinas Environm Syst MOE, Lanzhou 730000, Peoples R China.
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Tree-ring  Dendroclimatology  Pinus tabuliformis  Sabina przewalskii  Individual tree growth response  Moving correlation analysis  
Approximations for node-weighted Steiner tree in unit disk graphs 期刊论文
Optimization Letters, 2010, 卷号: 4, 期号: 3, 页码: 405-416
Authors:  Xu, X;  Wang, Y;  Du, H;  Wan, PJ;  Zou, F;  Li, X;  Wu, W;  Wan, PJ (reprint author), IIT, Dept Comp Sci, Chicago, IL 60616 USA.
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Node-weighted Steiner tree  Unit-disk graph  Approximation algorithm  
Common tree growth anomalies over the northeastern Tibetan Plateau during the last six centuries: implications for regional moisture change 期刊论文
GLOBAL CHANGE BIOLOGY, 2008, 卷号: 14, 期号: 9, 页码: 2096-2107
Authors:  Li, JB;  Cook, ER;  D'Arrigo, R;  Chen, FH(陈发虎);  Gou, XH(勾晓华);  Peng, JF;  Huang, JG;  Li, JB (reprint author), Lamont Doherty Earth Observ, Tree Ring Lab, 61 Route 9W, Palisades, NY 10964 USA.
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Asian monsoon  climate change  dendrochronology  moisture change  Tibetan Plateau  tree growth anomalies  
Patterns and dynamics of tree-line response to climate change in the eastern Qilian Mountains, northwestern China 期刊论文
DENDROCHRONOLOGIA, 2012, 卷号: 30, 期号: 2, 页码: 121-126
Authors:  Gou, XH(勾晓华);  Zhang, F;  Deng, Y;  Ettl, GJ;  Yang, MX;  Gao, LL;  Fang, KY;  Gou, XH (reprint author), Lanzhou Univ, Minist Educ, Key Lab W Chinas Environm Syst, Res Sch Arid Environm & Climate Change, Lanzhou 730000, Peoples R China.
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Dendrochronology  Tree-line  Age Structure  Tree Density  Climate Change  Juniperus Przewalskii  
MODIS Fractional Snow Cover Mapping Using Machine Learning Technology in a Mountainous Area 期刊论文
REMOTE SENSING, 2020, 卷号: 12, 期号: 6
Authors:  Liu, Changyu;  Huang, Xiaodong;  Li, Xubing;  Liang, Tiangang
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MODIS  fractinal snow cover  UAV  Tibetan Plateau  Antennas  Backpropagation  Complex networks  Decision trees  Landforms  Mapping  Mean square error  Neural networks  Radiometers  Random forests  Snow  Support vector machines  Unmanned aerial vehicles (UAV)Back propagation artificial neural network (BPANN)  Machine learning models  Machine learning technology  Moderate resolution imaging spectroradiometer  RMSE (root mean square error)  Snow covers