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马克思主义、列宁主义、毛泽东思想、邓小平理论(5)
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在“
自然资源管理
”中,
命中:
13
条,耗时:小于0.01 秒
1.
Modeling Canada yew (Taxus canadensis Marsh.) distribution
and
abundance in the boreal forest of northeastern Ontario, Canada
作者:
Jeffery P. Dech
;
Shawn Mayhew-Hammond
;
April L. James
;
Bharat Pokharel
关键词:
Canada yew
;
Spatial modeling
;
Regression
tree
;
R
and
om Forests
;
Disturbance
;
Boreal forest
刊名:Ecological Indicators
年:January, 2014
2.
Advancing monthly streamflow prediction accuracy of CART models using ensemble learning paradigms
作者:
Halil Ibrahim Erdala
;
halilerdal@yahoo.com
;
Onur Karakurtb
;
1
;
karakurtonur@yahoo.com
关键词:
Bagging (bootstrap aggregating)
;
Classification
and
regression
trees
;
Ensemble learning
;
Stochastic gradient boosting
;
Streamflow prediction
;
Support vector
regression
刊名:Journal of Hydrology
年:2013
3.
Low Flows Regionalization in North-Western Italy
作者:
Paolo Vezza
;
Claudio Comoglio
;
Maurizio Rosso
and
Alberto Viglione
关键词:
Low flows
;
Regionalization
;
Regional
regression
;
Classification
and
regression
tree
;
CART
刊名:Water Resources Management
年:2010
4.
Impervious surface quantification using a synthesis of artificial immune networks
and
decision/
regression
trees
from multi-sensor data
作者:
Jungho Im
;
imj@esf.edu
;
Zhenyu Lu
;
Jinyoung Rhee
;
Lindi J. Quackenbush
关键词:
Impervious surfaces
;
Artificial immune networks
;
Decision/
regression
trees
;
Lidar
;
WorldView-2
刊名:Remote Sensing of Environment
年:2012
5.
Making use of the World Reference Base diagnostic horizons for the systematic description of the soil continuum ¡ª Application to the tropical mountain soil-l
and
scape of southern Ecuador
作者:
Mareike Lie?
;
Bruno Glaser
;
Bernd Huwe
关键词:
Soil
classification
;
Digital soil map
;
Jackknife
;
Classification
and
regression
trees
刊名:Catena
年:2012
6.
St
and
and
individual tree characteristics associated with Enaphalodes rufulus (Haldeman) (Coleoptera: Cerambycidae) infestations within the Ozark
and
Ouachita National Forests
作者:
L.J. Haavik
;
F.M. Stephen
关键词:
Oak decline
;
Cohort senescence
;
Wood borer
;
Physiological age
;
Classification
tree
刊名:Forest Ecology
and
Management
年:2010
7.
Analysis of environmental factors determining the abundance
and
diversity of macroinvertebrate taxa in natural wetl
and
s of Southwest Ethiopia
作者:
Seid Tiku Meretaa
;
b
;
Pieter Boetsa
;
pieter.boets@ugent.be
;
Argaw Ambelu Bayihb
;
Asgdom Malub
;
Zewdu Ephremb
;
Addisu Sisayb
;
Hailu Endaleb
;
Menberu Yitbarekb
;
Amana Jemalb
;
Luc De Meesterc
;
Peter L.M. Goethalsa
关键词:
Conservation biology
;
Decision
trees
;
Macroinvertebrates
;
Sensitivity analysis
;
Wetl
and
s
刊名:Ecological Informatics
年:2012
8.
Energy use in cropping systems: A regional long-term exploratory analysis of energy allocation
and
efficiency in the Inl
and
Pampa (Argentina)
作者:
Diego Omar Ferraro
关键词:
Energy
;
Agroecosystems
;
CART
;
Sustainability
;
Argentina
刊名:Energy
年:2012
9.
Estimating vegetation height
and
canopy cover from remotely sensed data with machine learning
作者:
Daniela Stojanova
;
Panč
;
e Panov
;
Valentin Gjorgjioski
;
And
rej Kobler
;
Saš
;
o Dž
;
eroski
关键词:
Remote sensing
;
LiDAR
;
L
and
sat
;
Vegetation height
;
Canopy cover machine
;
Learning
刊名:Ecological Informatics
年:2010
10.
Unravelling the effects of soil
and
crop management on maize productivity in smallholder agricultural systems of western Kenya—An application of
classification
and
regression
tree analysis
作者:
P. Tittonell
;
K.D. Shepherd
;
B. Vanlauwe
;
K.E. Giller
关键词:
Near infrared spectroscopy
;
Local soil quality indicators
;
Soil fertility variability
;
Maize yield
;
Sub-Saharan Africa
刊名:Agriculture, Ecosystems & Environment
年:2008
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