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北京大学 [337]

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期刊论文 [181]

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限定条件	专题：北京大学第一署名单位第一作者单位通讯作者单位

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	An Improved Estimation of Regional Fractional Woody/Herbaceous Cover Using Combined Satellite Data and High-Quality Training Samples 期刊论文 REMOTE SENSING, 2017 Liu, Xu; Liu, Hongyan; Qiu, Shuang; Wu, Xiuchen; Tian, Yuhong; Hao, Qian 收藏 \| 浏览/下载：8/0 \| 提交时间：2017/12/03 vegetation fractional cover semi-arid area MODIS satellite data integration spatial sampling design image classification Random Forest regression model performance evaluation LAND-COVER INNER-MONGOLIA MODIS DATA VEGETATION SURFACE STEPPE FOREST COEXISTENCE TOPOGRAPHY TRANSITION
	On the controls of abundance for soil-dwelling organisms on the Tibetan Plateau 期刊论文 ECOSPHERE, 2017 Zhao, Ke; Jing, Xin; Sanders, Nathan J.; Chen, Litong; Shi, Yu; Flynn, Dan F. B.; Wang, Yonghui; Chu, Haiyan; Liang, Wenju; He, Jin-Sheng 收藏 \| 浏览/下载：5/0 \| 提交时间：2017/12/03 alpine grasslands arthropod belowground community climate change environmental gradients nematode Tibetan Plateau 2 SPATIAL PROCESSES CLIMATE-CHANGE RANDOM FORESTS TERRESTRIAL ECOSYSTEMS LITTER DECOMPOSITION BIOTIC INTERACTIONS ELEVATED CO2 DIVERSITY BIODIVERSITY RESPONSES
	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
	Hierarchical semantic cognition for urban functional zones with VHR satellite images and POI data 期刊论文 ISPRS JOURNAL OF PHOTOGRAMMETRY AND REMOTE SENSING, 2017 Zhang, Xiuyuan; Du, Shihong; Wang, Qiao 收藏 \| 浏览/下载：8/0 \| 提交时间：2017/12/03 Urban functional zone Image classification Hierarchical semantic cognition Point of interest LATENT DIRICHLET ALLOCATION SPATIAL-PATTERN-ANALYSIS SCENE CLASSIFICATION OBJECT DETECTION RANDOM FORESTS INFORMATION SEGMENTATION LANDSCAPE MULTIRESOLUTION FEATURES
	基于条件随机场的中文地名识别方法期刊论文武汉大学学报（信息科学版）, 2017 邬伦; 刘磊; 李浩然; 高勇收藏 \| 浏览/下载：4/0 \| 提交时间：2017/12/03 地名识别条件随机场自然语言处理中文地名 toponym recognition conditional random field natural language processing Chinese toponym
	Improving Super-Resolution Mapping by Combining Multiple Realizations Obtained Using the Indicator-Geostatistics Based Method 期刊论文 REMOTE SENSING, 2017 Shi, Zhongkui; Li, Peijun; Jin, Huiran; Tian, Yugang; Chen, Yan; Zhang, Xianfeng 收藏 \| 浏览/下载：7/0 \| 提交时间：2017/12/03 super-resolution mapping indicator geostatistics class proportion constraint pixel swapping land cover classification REMOTELY-SENSED IMAGERY PIXEL-SWAPPING ALGORITHM PARTICLE SWARM OPTIMIZATION MARKOV-RANDOM-FIELD SENSING IMAGERY ACCURACY ASSESSMENT RESOLUTION IMAGES SUBPIXEL SCALE NEURAL-NETWORK CLASSIFICATION
	Three-Dimensional Cumulant-Based Coherent Integration Method to Enhance First-Break Seismic Signals 期刊论文 IEEE TRANSACTIONS ON GEOSCIENCE AND REMOTE SENSING, 2017 An, Shengpei; Hu, Tianyue; Peng, Gengxin 收藏 \| 浏览/下载：3/0 \| 提交时间：2017/12/03 Diffraction higher order statistics refraction seismic signal processing signal reconstruction SUPERVIRTUAL REFRACTION INTERFEROMETRY RANDOM-NOISE ATTENUATION TRACE TFPF PICKING KURTOSIS
	基于随机森林的PM2.5实时预报系统期刊论文测绘科学, 2017 侯俊雄; 李琦; 朱亚杰; 冯逍; 毛曦收藏 \| 浏览/下载：2/0 \| 提交时间：2017/12/03 PM2.5实时预报分布武计算随机森林空气质量 Spark Real-time PM2.5 Forecasting Distributed Computing Random Forest Air Quality
	A stochastic Galerkin method for first-order quasilinear hyperbolic systems with uncertainty 其他 2017-01-01 Wu, Kailiang; Tang, Huazhong; Xiu, Dongbin 收藏 \| 浏览/下载：7/0 \| 提交时间：2017/12/03 Uncertainty quantification Quasilinear hyperbolic system Stochastic Galerkin methods Generalized polynomial chaos Symmetrically hyperbolic Operator splitting PARTIAL-DIFFERENTIAL-EQUATIONS FINITE-VOLUME SCHEMES RANDOM INPUT DATA EULER EQUATIONS GAS-DYNAMICS COLLOCATION METHOD POLYNOMIAL CHAOS QUANTIFICATION SIMULATIONS PROPAGATION
	Contact process on regular tree with random vertex weights 其他 2017-01-01 Pan, Yu; Chen, Dayue; Xue, Xiaofeng 收藏 \| 浏览/下载：5/0 \| 提交时间：2017/12/03 Contact process random vertex weights critical value asymptotic behavior RANDOM ENVIRONMENT SURVIVAL

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