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科研机构
北京大学 [223]
内容类型
期刊论文 [116]
其他 [105]
会议论文 [2]
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2017 [14]
2016 [21]
2015 [24]
2014 [21]
2013 [19]
2012 [16]
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专题:北京大学
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农业生态环境质量的综合评价模型构建与实证分析——以绍兴上虞区为例
期刊论文
中国农业资源与区划, 2017
李妍
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
农业生态环境质量
层次分析法
生态经济
实证分析
影响因素
agricultural ecological environment quality level
analytic hierarchy process
ecological economy
empirical analysis
impact factors
A Spatially Explicit Optimization Model for Agricultural Straw-Based Power Plant Site Selection: A Case Study in Hubei Province, China
期刊论文
SUSTAINABILITY, 2017
Zhao, Xiang
;
Ma, Xiaoya
;
Wang, Kun
;
Long, Yuqing
;
Zhang, Dongjie
;
Xiao, Zhanchun
收藏
  |  
浏览/下载:107/0
  |  
提交时间:2017/12/03
straw-based power plants
spatially explicit optimization model
location
SUPPLY CHAIN OPTIMIZATION
GEOGRAPHICAL INFORMATION-SYSTEM
ARTIFICIAL IMMUNE-SYSTEMS
BIOENERGY FACILITIES
GEOSPATIAL ANALYSIS
GUANGDONG PROVINCE
GENETIC ALGORITHM
DECISION-SUPPORT
JIANGSU PROVINCE
BIOGAS PLANTS
基于照度调整的矿井非均匀照度视频图像增强算法
期刊论文
煤炭学报, 2017
智宁
;
毛善君
;
李梅
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2017/12/03
非均匀照度
多尺度引导滤波
亮度调整
细节增强参数
照度增强系数
non-uniform illumination
multiscale guided filter
illumination adjustment
detail enhancement coefficient
the illumination enhancement coefficient
Classifying natural-language spatial relation terms with random forest algorithm
期刊论文
INTERNATIONAL JOURNAL OF GEOGRAPHICAL INFORMATION SCIENCE, 2017
Du, Shihong
;
Wang, Xiaonan
;
Feng, Chen-Chieh
;
Zhang, Xiuyuan
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Natural-language spatial relations
topological terms
metric variables
random forest
social media data
geographical information retrieval
METRIC DETAILS
SOCIAL MEDIA
OBJECTS
INFORMATION
GNSS-R土壤水分遥感的适宜性分析
期刊论文
遥感学报, 2017
彭学峰
;
万玮
;
李飞
;
陈秀万
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
GNSS-R
GNSS-R
soil moisture
specular reflection point
resolution
sensing depth
土壤水分
镜面反射点
分辨率
探测深度
Mapping of Urban Surface Water Bodies from Sentinel-2 MSI Imagery at 10 m Resolution via NDWI-Based Image Sharpening
期刊论文
REMOTE SENSING, 2017
Yang, Xiucheng
;
Zhao, Shanshan
;
Qin, Xuebin
;
Zhao, Na
;
Liang, Ligang
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2017/12/03
water extraction
water indices
Sentinel-2
multi-spectral remote sensing mapping
LANDSAT 8 OLI
SPECTRAL INDEXES
EXTRACTION
CLASSIFICATION
CLASSIFIERS
ALGORITHM
FEATURES
RIVERS
BAND
Multi-scaling allometric analysis for urban and regional development
期刊论文
PHYSICA A-STATISTICAL MECHANICS AND ITS APPLICATIONS, 2017
Chen, Yanguang
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  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Allometric growth
Allometric scaling
Fractal dimension
Complex spatial system
Spatio-temporal evolution
Urbanization
ZIPFS LAW
CITIES
GROWTH
SIZE
EVOLUTION
GEOMETRY
SHAPE
LIFE
Robustness-Optimality Tradeoff for Watershed Load Reduction Decision Making under Deep Uncertainty
期刊论文
WATER RESOURCES MANAGEMENT, 2017
Su, Han
;
Dong, Feifei
;
Liu, Yong
;
Zou, Rui
;
Guo, Huaicheng
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Robustness index
Deep uncertainty
Tradeoff
Optimality
Load reduction
SCENARIO ANALYSIS
COMPLEX-SYSTEMS
OPTIMIZATION
MANAGEMENT
RESOURCES
FUTURE
CHINA
A Multi-Objective Chance-Constrained Programming Approach for Uncertainty-Based Optimal Nutrients Load Reduction at the Watershed Scale
期刊论文
WATER, 2017
Liu, Xujun
;
Zhang, Mengjiao
;
Su, Han
;
Dong, Feifei
;
Ji, Yao
;
Liu, Yong
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2017/12/03
multi-objective chance-constrained programming
genetic algorithm
robustness evaluation
watershed load reduction
Lake Qilu
QUALITY MANAGEMENT
DETERMINISTIC EQUIVALENTS
EUTROPHIC LAKE
OPTIMIZATION
MODEL
SYSTEMS
NITROGEN
TAIHU
CHINA
RIVER
Thermodynamic analysis of a novel pumped thermal energy storage system utilizing ambient thermal energy and LNG cold energy
期刊论文
ENERGY CONVERSION AND MANAGEMENT, 2017
Wang, Guan-Bang
;
Zhang, Xin-Rong
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Pumped thermal energy storage (PTES)
Natural working fluid
Heat pump cycle
Rankine cycle
Thermodynamic analysis
TRANSCRITICAL CO2 CYCLES
DIOXIDE HEAT-PUMP
ELECTRICITY STORAGE
CARBON-DIOXIDE
CONCEPTUAL DESIGN
HYDRO STORAGE
CAES SYSTEM
OPTIMIZATION
PERFORMANCE
INTEGRATION
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