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北京航空航天大学 [3]
遥感与数字地球研究所 [3]
兰州大学 [2]
武汉大学 [2]
西安交通大学 [1]
地理科学与资源研究所 [1]
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会议论文 [13]
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Comparison of Two Approaches for Land Cover Classification from ICESat/GLAS Waveform Data
会议论文
2017 IEEE INTERNATIONAL CONFERENCE ON IMAGING SYSTEMS AND TECHNIQUES (IST), 2017-01-01
作者:
Zhao, Qunchong
;
Li, Xiaolu
;
Xu, Lijun
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2019/12/30
ICESat/GLAS
Land cover classification
Supervised maximum likelihood classification
Gaussian procces
Decision tree
Set Cover, Set Packing and Hitting Set for Tree Convex and Tree-Like Set Systems
会议论文
11th Annual Conference on Theory and Applications of Models of Computation (TAMC), Chennai, INDIA, 2014-04-11
作者:
Lu, Min
;
Liu, Tian
;
Tong, Weitian
;
Lin, Guohui
;
Xu, Ke
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2020/01/06
Tree convex set systems
tree-like set systems
set cover
set packing
hitting set
polynomial time
NP-complete
Set Cover, Set Packing and Hitting Set for Tree Convex and Tree-Like Set Systems
会议论文
THEORY AND APPLICATIONS OF MODELS OF COMPUTATION (TAMC 2014), 2014-01-01
作者:
Lu, Min
;
Liu, Tian
;
Tong, Weitian
;
Lin, Guohui
;
Xu, Ke
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2020/01/06
Tree convex set systems
tree-like set systems
set cover
set packing
hitting set
polynomial time
NP-complete
Retrieval of snow depth in Northeast China using FY-3B/MWRI passive microwave remote sensing data (EI CONFERENCE)
会议论文
Satellite Data Compression, Communications, and Processing VIII, August 12, 2012 - August 13, 2012, San Diego, CA, United states
Ren R.
;
Gu L.
;
Chen H.
;
Cao J.
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  |  
浏览/下载:129/0
  |  
提交时间:2013/03/25
Comparing with optical remote sensing techniques
passive remote sensing data have been proved to be effective for observing snowpack parameters such as snow depth and snow water equivalent
which can penetrate snowpack without clouds interferences. The Microwave Radiation Imager (MWRI) loaded on the Chinese FengYun-3B (FY-3B) satellite is gradually used in the global environment research through November
2011. In this paper
we proposed a snow depth retrieval algorithm to estimate snow depth in Northeast China using MWRI passive microwave remote sensing data. A decision tree method of snow identification was firstly designed to distinguish different snow cover conditions in order to eliminate other interference signals. After using the proposed decision tree method
the processing results were further used to retrieve the snow depth in Northeast China. Finally
the practical snow depth data and the MODIS data were collected for the accuracy assessment of the proposed snow depth retrieval method. The experimental results demonstrated that the RMSE of snow depth used the proposed method was approximately 3 cm in Northeast China. 2012 SPIE.
Minimizing Data Collection Latency in Wireless Sensor Network with Multiple Mobile Elements
会议论文
作者:
Kim, Donghyun
;
Abay, Baraki H.
;
Uma, R. N.
;
Wu, Weili
;
Wang, Wei
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2019/12/10
graph theory
wireless sensor network
traveling salesperson problem with neighborhood
k-rooted tree cover problem
Approximation algorithm
mobile elements
CLOUD DETECTION BASED ON DECISION TREE OVER TIBETAN PLATEAU WITH MODIS DATA
会议论文
作者:
Xu, Lina
;
Fang, Shenghui
;
Niu, Ruiqing
;
Li, Jiong
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  |  
浏览/下载:3/0
  |  
提交时间:2019/12/05
cloud detection
MODIS
Tibetan Plateau
snow cover
decision tree
New approximations for minimum-weighted dominating sets and minimum-weighted connected dominating sets on unit disk graphs
会议论文
3rd International Conference on Combinatorial Optimization and Applications (COCOA 2009), Huangshan, PEOPLES R CHINA, JUN 10-12, 2009
作者:
Zou, F
;
Wang, YX
;
Xu, XH
;
Li, XY
;
Du, HW
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/01/20
Minimum-weighted dominating set
Minimum-weighted connected dominating set
Minimum-weighted chromatic disk cover
Node-weighted Steiner tree
Polynomial-time approximation scheme
Approximation algorithm
Remotely Sensed Monitoring of Snow Cover Based on AMSR-E Passive Microwave Brightness Temperature
会议论文
作者:
Yin, Shoujing
;
Liu, Hai
;
Chen, Xiaoling
;
Song, Zhen
;
Cai, Xiaobing
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2019/12/05
AMSR-E
brightness temperature
snow cover
passive microwave
decision-tree
Study on Decision Tree Land Cover Classification Based on MODIS Data
会议论文
2008 International Workshop on Earth Observation and Remote Sensing Applications, New York
Wang Changyao
;
Du Zitao
;
Liu Zhengjun
;
Liu Yonghong
收藏
  |  
浏览/下载:13/0
  |  
提交时间:2014/12/07
decision tree
CART calculation
C4.5 calculation
boosting and bagging
technology
land cover
MODIS 250m
SUPERVISED CLASSIFICATION
CLASSIFIERS
VEGETATION
Comparison of land cover classification methods based on single-temporal MODIS data
会议论文
Geoinformatics 2008 and Joint Conference on GIS and Built Environment: Classification of Remote Sensing Images, Guangzhou, China, June 28, 2008 - June 29, 2008
作者:
Han, Tao
;
Xu, Xiaotao
;
Li, Yaohui
;
Xie, Yaowen
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/01/18
Data mining
Backpropagation algorithms
Block codes
Classifiers
Decision trees
Geographic information systems
Image classification
Image reconstruction
Information management
Landforms
Learning systems
Maximum likelihood
Neural networks
Remote sensing
Spectrometers
BP neural network classifier
Decision tree classifier
Land cover classification
Maximum likelihood classifier
MODIS
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TVA'
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