成果/Result
- Nonlinear mixed-effects crown width models for individual trees of Chinese fir (Cunninghamia lanceolata) in south-central China被引量：96收藏
- 作者：Fu, Liyong[1] Sun, Hua[2] Sharma, Ram P.[3] Lei, Yuancai[1] Zhang, Huiru[1]
- 机构：Chinese Acad Forestry;Cent South Univ Forestry & Technol;Norwegian Univ Life Sci
- 来源：FOREST ECOLOGY AND MANAGEMENT 2013
- 关键词：Cunninghamia lanceolata Heteroskedasticity Individual-tree crown width model Two-level nonlinear mixed-effects model
- Comparison of seemingly unrelated regressions with error-in-variable models for developing a system of nonlinear additive biomass equations被引量：48收藏
- 作者：Fu, Liyong[1] Lei, Yuancai[1] Wang, Guangxing[2,3] Bi, Huiquan[4] Tang, Shouzheng[1]
- 机构：Chinese Acad Forestry;Cent South Univ Forestry & Technol;So Illinois Univ;New South Wales Dept Ind & Investment;Xinyang Normal Univ
- 来源：TREES-STRUCTURE AND FUNCTION 2016
- 关键词：Additivity Nonlinear error-in-variable models Nonlinear seemingly unrelated regression Tree biomass Pinus massoniana Lamb
- A Hybrid Approach of Combining Random Forest with Texture Analysis and VDVI for Desert Vegetation Mapping Based on UAV RGB Data被引量：39收藏
- 作者：Zhou, Huoyan[1,2] Fu, Liyong[2] Sharma, Ram P.[3] Lei, Yuancai[2] Guo, Jinping[1]
- 机构：Shanxi Agr Univ;Chinese Acad Forestry;Tribhuwan Univ
- 来源：REMOTE SENSING 2021
- 关键词：RF Maximum likelihood classification desertification
- Tree mortality in response to climate change induced drought across Beijing, China被引量：39收藏
- 作者：Zhang, Xiongqing[1,2] Lei, Yuancai[2] Pang, Yong[2] Liu, Xianzhao[2] Wang, Jinzeng[3]
- 机构：Chinese Acad Forestry;Chinese Acad Forestry;Beijing Forestry Survey & Design Inst
- 来源：CLIMATIC CHANGE 2014
- 关键词：Drought - Ecosystems - Forestry - Population statistics
- Predicting tree recruitment with negative binomial mixture models被引量：37收藏
- 作者：Zhang, Xiongqing[1] Lei, Yuancai[1] Cai, Daoxiong[2] Liu, Fengqiang[3]
- 机构：Chinese Acad Forestry;Chinese Acad Forestry;Swedish Univ Agr Sci
- 来源：FOREST ECOLOGY AND MANAGEMENT 2012
- 关键词：Tree recruitment Negative binomial model Zero-inflated negative binomial model Hurdle negative binomial model Chinese pine
- Evaluation of nonlinear equations for predicting diameter from tree height被引量：35收藏
- 作者：Bi, Huiquan[1,2] Fox, Julian C.[2] Li, Yun[3] Lei, Yuancai[4] Pang, Yong[4]
- 机构：New S Wales Dept Primary Ind;Univ Melbourne;Beijing Forestry Univ;Chinese Acad Forestry
- 来源：CANADIAN JOURNAL OF FOREST RESEARCH 2012
- 关键词：Exponential functions - Forecasting - Forestry - Function evaluation - Laser applications - Petroleum reservoir evaluation - Weibull distribution
- Insect-induced tree mortality of boreal forests in eastern Canada under a changing climate被引量：31收藏
- 作者：Zhang, Xiongqing[1,2] Lei, Yuancai[3] Ma, Zhihai[1] Kneeshaw, Dan[1] Peng, Changhui[1]
- 机构：Univ Quebec;Chinese Acad Forestry;Chinese Acad Forestry
- 来源：ECOLOGY AND EVOLUTION 2014
- 关键词：Carbon dynamics climate change eastern Canada's boreal forest forest insect spruce budworm tree mortality
- Mapping the potential distribution suitability of 16 tree species under climate change in northeastern China using Maxent modelling被引量：27收藏
- 作者：Liu, Dan[1] Lei, Xiangdong[1] Gao, Wenqiang[1] Guo, Hong[1] Xie, Yangsheng[1]
- 机构：Chinese Acad Forestry;Acad Forest Inventory & Planning Jilin Prov
- 来源：JOURNAL OF FORESTRY RESEARCH 0
- 关键词：Species distribution model National forest inventory data Natural forest Climate change Site suitability mapping Maxent modelling
- Comparing height-age and height-diameter modelling approaches for estimating site productivity of natural uneven-aged forests被引量：23收藏
- 作者：Fu, Liyong[1,2] Lei, Xiangdong[1] Sharma, Ram P.[3] Li, Haikui[1] Zhu, Guangyu[4]
- 机构：Chinese Acad Forestry;Penn State Univ;Czech Univ Life Sci Prague;Cent South Univ Forestry & Technol;Acad Forest Inventory & Planning Jilin Prov
- 来源：FORESTRY 2018
- Generic linear mixed-effects individual-tree biomass models for Pinus massoniana in southern China被引量：22收藏
- 作者：Fu, Liyong[1] Zeng, Weisheng[2] Zhang, Huiru[1] Wang, Guangxing[3,4] Lei, Yuancai[1]
- 机构：Chinese Acad Forestry;State Forestry Adm;Cent South Univ Forestry & Technol;So Illinois Univ
- 来源：SOUTHERN FORESTS-A JOURNAL OF FOREST SCIENCE 2014
- 关键词：biomass large-scale mixed-effects model Pinus massoniana
- Precise Measurement of Stem Diameter by Simulating the Path of Diameter Tape from Terrestrial Laser Scanning Data被引量：21收藏
- 作者：You, Lei[1,2] Tang, Shouzheng[1] Song, Xinyu[3] Lei, Yuancai[1] Zang, Hao[1]
- 机构：Chinese Acad Forestry;Xinyang Normal Univ;Xinyang Normal Univ
- 来源：REMOTE SENSING 2016
- 关键词：stem diameter TLS point cloud curve fitting B-spline
- Modeling stand mortality using Poisson mixture models with mixed-effects被引量：19收藏
- 作者：Zhang, Xiong-Qing[1] Lei, Yuan-Cai[2] Liu, Xian-Zhao[2]
- 机构：Chinese Acad Forestry;Chinese Acad Forestry
- 来源：IFOREST-BIOGEOSCIENCES AND FORESTRY 2015
- 关键词：Hurdle Models Mixed Models Poisson Models Stand Mortality Zero Inflated Model
- A climate sensitive mixed-effects diameter class mortality model for Prince Rupprecht larch (Larix gmelinii var. principis-rupprechtii) in northern China被引量：19收藏
- 作者：Zhou, Xiao[1,2,3] Chen, Qiao[3] Sharma, Ram P.[4] Wang, Yihao[5] He, Peng[6]
- 机构：Cent South Univ Forestry & Technol;Shanxi Agr Univ;Chinese Acad Forestry;Tribhuwan Univ;Chongqing Normal Univ
- 来源：FOREST ECOLOGY AND MANAGEMENT 2021
- 关键词：Stand mortality Basic model Mixed-effects modeling Climate change Forest management
- A Basal Area Increment-Based Approach of Site Productivity Evaluation for Multi-Aged and Mixed Forests被引量：14收藏
- 作者：Fu, Liyong[1,2] Sharma, Ram P.[3] Zhu, Guangyu[4] Li, Haikui[1] Hong, Lingxia[1]
- 机构：Chinese Acad Forestry;Penn State Univ;Czech Univ Life Sci Prague;Cent South Univ Forestry & Technol;Univ Idaho
- 来源：FORESTS 2017
- 关键词：basal area realized productivity basal area potential productivity mixed forests site quality evaluation
- Improving tree survival prediction with forecast combination and disaggregation被引量：14收藏
- 作者：Zhang, Xiongqing[1] Lei, Yuancai[1] Cao, Quang V.[2] Chen, Xinmei[1] Liu, Xianzhao[1]
- 机构：Chinese Acad Forestry;Louisiana State Univ
- 来源：CANADIAN JOURNAL OF FOREST RESEARCH-REVUE CANADIENNE DE RECHERCHE FORESTIERE 2011
- 关键词：Forestry - Plants (botany)
- STEM TAPER EQUATIONS FOR BETULA ALNOIDES IN SOUTH CHINA被引量：13收藏
- 作者：Tang, C.[1,2] Wang, C. S.[1] Pang, S. J.[3] Zhao, Z. G.[1] Guo, J. J.[1]
- 机构：Chinese Acad Forestry;Shihezi Univ;Chinese Acad Forestry;Chinese Acad Forestry
- 来源：JOURNAL OF TROPICAL FOREST SCIENCE 2017
- 关键词：Non-linear regression analysis taper functions variable-form model
- Climate-sensitive diameter distribution models of larch plantations in north and northeast China被引量：12收藏
- 作者：Guo, Hong[1] Lei, Xiangdong[1] You, Lei[2] Zeng, Weisheng[3] Lang, Pumei[1]
- 机构：Chinese Acad Forestry;Xinyang Normal Univ;Natl Forestry & Grassland Adm
- 来源：FOREST ECOLOGY AND MANAGEMENT 2022
- 关键词：Weibull distribution model Percentile-based parameter recovery method Seemingly unrelated regression Climate change
- Uncertainty assessment in aboveground biomass estimation at the regional scale using a new method considering both sampling error and model error被引量：11收藏
- 作者：Fu, Yu[1,2] Lei, Yuancai[2] Zeng, Weisheng[3] Hao, Ruijun[1] Zhang, Guilian[1]
- 机构：Shanghai Acad Landscape Architecture Sci & Planni;Chinese Acad Forestry;State Forestry Adm
- 来源：CANADIAN JOURNAL OF FOREST RESEARCH 2017
- 关键词：aboveground biomass estimation uncertainty assessment Monte Carlo simulation model error sample size for model fitting
- Generalized or general mixed-effect modelling of tree morality of Larix gmelinii subsp. principis-rupprechtii in Northern China被引量：10收藏
- 作者：Zhou, Xiao[1] Fu, Liyong[2,3] Sharma, Ram P.[4] He, Peng[5] Lei, Yuancai[2,3]
- 机构：Shanxi Agr Univ;Chinese Acad Forestry;Natl Forestry & Grassland Adm;Tribhuwan Univ;Natl Forestry & Grassland Adm
- 来源：JOURNAL OF FORESTRY RESEARCH 2021
- 关键词：Base models Regional mortality models Mixed-effects modeling Model validation Forest management
- Modelling the relationship of tree-level product value with tree characteristics in black spruce被引量：10收藏
- 作者：Zhang, S.Y.[1] Lei, Y.C.[2] Jiang, Z.H.[3]
- 机构：Forintek Canada Corp;Chinese Acad Forestry;Chinese Acad Forestry
- 来源：FORESTRY CHRONICLE 2006
- 关键词：black spruce regression models elasticity analysis product value tree characteristics
- Forest carbon storage and sink estimates under different management scenarios in China from 2020 to 2100被引量：8收藏
- 作者：Qin, Jianghuan[1,2] Liu, Pengju[1,2] Martin, Adam R.[1,3] Wang, Weifeng[2,4] Lei, Yuancai[1,2]
- 机构：Chinese Acad Forestry;State Forestry & Grassland Adm;Univ Toronto Scarborough;Nanjing Forestry Univ
- 来源：SCIENCE OF THE TOTAL ENVIRONMENT 2024
- 关键词：Chinese forests Carbon sequestration Carbon stocks Forest management Afforestation
- Developing machine learning models with multiple environmental data to predict stand biomass in natural coniferous-broad leaved mixed forests in Jilin Province of China被引量：7收藏
- 作者：He, Xiao[1] Lei, Xiangdong[1] Liu, Di[1] Lei, Yuancai[1]
- 机构：Chinese Acad Forestry
- 来源：COMPUTERS AND ELECTRONICS IN AGRICULTURE 2023
- 关键词：Stand biomass Machine learning Climate and soil variables Variable importance
- Adverse influences of drought and temperature extremes on survival of potential tree species for commercial environmental forestry in the dryland areas on the western slopes of New South Wales, Australia被引量：6收藏
- 作者：Bi, Huiquan[1,2] Parekh, Jagrutee[1] Li, Yun[3] Murphy, Simon[2] Lei, Yuancai[4]
- 机构：New South Wales Dept Primary Ind;Univ Melbourne;Beijing Forestry Univ;Chinese Acad Forestry
- 来源：AGRICULTURAL AND FOREST METEOROLOGY 2014
- 关键词：Establishment risks Aridity Drought severity GEE
- Method of Estimating Degraded Forest Area: Cases from Dominant Tree Species from Guangdong and Tibet in China被引量：6收藏
- 作者：Wu, Biyun[1,2] Meng, Xiang[1,2] Ye, Qiaolin[3] Sharma, Ram P.[4] Duan, Guangshuang[1,2]
- 机构：Chinese Acad Forestry;Natl Forestry & Grassland Adm;Nanjing Forestry Univ;Tribhuwan Univ
- 来源：FORESTS 2020
- 关键词：multi-criteria decision analysis analytic hierarchy process forest degradation index sustainable forest management
- Parameter estimation of two-level nonlinear mixed effects models using first order conditional linearization and the EM algorithm被引量：4收藏
- 作者：Fu, Liyong[1] Wang, Mingliang[2] Lei, Yuancai[1] Tang, Shouzheng[1]
- 机构：Chinese Acad Forestry;Univ Georgia
- 来源：COMPUTATIONAL STATISTICS & DATA ANALYSIS 2014
- 关键词：Cunninghamia lanceolata Expectation-maximization algorithm First order conditional expansion Lindstrom and Bates algorithm Simulated data Two-level nonlinear mixed effects models
- Parameter estimation of nonlinear mixed-effects models using first-order conditional linearization and the EM algorithm被引量：2收藏
- 作者：Fu, Liyong[1] Lei, Yuancai[1] Sharma, Ram P.[2] Tang, Shouzheng[1]
- 机构：Chinese Acad Forestry;Norwegian Univ Life Sci
- 来源：JOURNAL OF APPLIED STATISTICS 2013
- 关键词：Cunninghamia lanceolata expectation-maximization algorithm first-order conditional expansion Lindstrom and Bates algorithm nonlinear mixed-effects models orange tree data simulated data
- A spatial model for rare binary events被引量：1收藏
- 作者：Morris, Samuel A.[1] Reich, Brian J.[2] Pacifici, Krishna[2] Lei, Yuancai[3]
- 机构：Google Inc;North Carolina State Univ;Chinese Acad Forestry
- 来源：ENVIRONMENTAL AND ECOLOGICAL STATISTICS 2017
- 关键词：Ecology Extreme value analysis Generalized linear model Max-stable process Occupancy
- Understanding the contribution of structural diversity to stand biomass for carbon management of mixed forests using machine learning algorithms被引量：0收藏
- 作者：He, Xiao[1] Lei, Xiangdong[1] Liu, Di[1] Lei, Yuancai[1] Gao, Wenqiang[1]
- 机构：Chinese Acad Forestry;Hubei Minzu Univ
- 来源：EUROPEAN JOURNAL OF FOREST RESEARCH 2024
- 关键词：Stand biomass Stand structural diversity Machine learning Carbon management
- Forest site classification and grading using mixed-variables clustering and nonlinear mixed-effects modeling based on forest inventory data被引量：0收藏
- 作者：Wu, Biyun[1,2] Lei, Xiangdong[1] Xu, Qigang[3] Qin, Yangping[1,4] Duan, Guangshuang[5]
- 机构：Chinese Acad Forestry;Univ Gottingen;Natl Forestry & Grassland Adm;Natl Forestry & Grassland Adm;Xinyang Normal Univ
- 来源：FORESTRY 2025
- 关键词：site classification mixed-variables clustering site form nonlinear mixed-effects model site grading
- Two-stage sequential sampling for two rare species in western Inner Mongolia of China被引量：0收藏
- 作者：Shi JingJing[1,2] Zhao TianZhong[1] Lei YuanCai[2]
- 机构：Beijing Forestry Univ;Chinese Acad Forestry
- 来源：CHINESE SCIENCE BULLETIN 2013
- 关键词：two-stage sequential sampling two-stage sampling simple random sampling rare and clustered population Tamarix chinensis Elaeagnus angustifolia
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