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浏览/检索结果: 共28条，第1-10条 帮助 限定条件 发表日期：2016    专题：北京大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Assessing landscape eco-risk associated with hilly construction land exploitation in the southwest of China: Trade-off and adaptation 期刊论文 ECOLOGICAL INDICATORS, 2016 Liu, Yanxu; Peng, Jian; Zhang, Tian; Zhao, Mingyue 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 Basic farmland adjustment  Eco-risk adaptation  Hilly construction land exploitation  New-type urbanization  DECISION-SUPPORT-SYSTEM  ECOLOGICAL RISK  URBAN-DEVELOPMENT  INDICATOR SYSTEM  CLIMATE-CHANGE  GIS  CONSERVATION  NDVI  POLICY  MODEL   Latent spatio-temporal activity structures: a new approach to inferring intra-urban functional regions via social media check-in data 期刊论文 地球空间信息科学学报（英文版）, 2016 Ye Zhi; Haifeng Li; Dashan Wang; Min Deng; Shaowen Wang; Jing Gao; Zhengyu Duan; Yu Liu 收藏  |  浏览/下载：7/0  |  提交时间：2017/12/03 Human activity pattern functional region low rank approximation (LRA) social media check-in data Shanghai   GCGene: a gene resource for gastric cancer with literature evidence 期刊论文 ONCOTARGET, 2016 Zhao, Min; Chen, Luming; Liu, Yining; Qu, Hong 收藏  |  浏览/下载：3/0  |  提交时间：2017/12/03 gastric cancer  database  cancer genomics  functional analysis  METABOLIC PATHWAYS  DISEASE-ONTOLOGY  WEB RESOURCE  DATABASE  GENOME  IDENTIFY  KNOWLEDGEBASE  ASSOCIATIONS  RNAS  KEGG   Background Modeling for Dynamic Scenes using Tensor Decomposition 其他 2016-01-01 Zhou, Bingyin; Zhang, Fan; Peng, Lizhong 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 background modeling  dynamic scenes  tensor decomposition  KERNEL DENSITY-ESTIMATION  SUBTRACTION  SEGMENTATION   A modified large-scale structure-preserving doubling algorithm for a large-scale Riccati equation from transport theory 其他 2016-01-01 Guo, Pei-Chang 收藏  |  浏览/下载：3/0  |  提交时间：2017/12/03 Large-scale nonsymmetric algebraic Riccati equation  Large-scale structure-preserving doubling algorithm  Balancing strategy  Appropriate initial matrices  Transport theory  ITERATIVE SCHEMES  MATRICES   Improving residue-residue contact prediction via low-rank and sparse decomposition of residue correlation matrix 其他 2016-01-01 Zhang, Haicang; Gao, Yujuan; Deng, Minghua; Wang, Chao; Zhu, Jianwei; Li, Shuai Cheng; Zheng, Wei-Mou; Bu, Dongbo 收藏  |  浏览/下载：7/0  |  提交时间：2017/12/03 Protein contacts prediction  Correlation analysis  Background correlation removal  Low-rank and sparse matrix decomposition  MULTIPLE SEQUENCE ALIGNMENTS  COEVOLUTION  MUTATIONS  PROTEINS  EVOLUTIONARY  INFORMATION  COVARIANCE  SEARCH   Spatial Distribution, Sources Apportionment and Health Risk of Metals in Topsoil in Beijing, China 期刊论文 INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH AND PUBLIC HEALTH, 2016 Sun, Chunyuan; Zhao, Wenji; Zhang, Qianzhong; Yu, Xue; Zheng, Xiaoxia; Zhao, Jiayin; Lv, Ming 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/04 urban topsoil  metals  spatial analysis  source analysis  health risk  URBAN SOILS  HEAVY-METALS  MULTIVARIATE-STATISTICS  TRACE-METALS  STREET DUST  CONTAMINATION  AREA  GIS  ACCUMULATION  POLLUTION   Convex Sparse Spectral Clustering: Single-View to Multi-View 期刊论文 IEEE TRANSACTIONS ON IMAGE PROCESSING, 2016 Lu, Canyi; Yan, Shuicheng; Lin, Zhouchen 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 Sparse spectral clustering  multi-view clustering  convex optimization  FACE RECOGNITION  SUBSPACE  SEGMENTATION  GRAPH   Integrated Low-Rank-Based Discriminative Feature Learning for Recognition 期刊论文 IEEE TRANSACTIONS ON NEURAL NETWORKS AND LEARNING SYSTEMS, 2016 Zhou, Pan; Lin, Zhouchen; Zhang, Chao 收藏  |  浏览/下载：6/0  |  提交时间：2017/12/03 Feature learning  low-rank representation (LRR)  recognition  robust principal component analysis (PCA)  ROBUST FACE RECOGNITION  SPARSE REPRESENTATION  IMAGE CLASSIFICATION  K-SVD  ILLUMINATION  CATEGORIES  RECOVERY  SCENE  POSE   Guided Image Contrast Enhancement Based on Retrieved Images in Cloud 期刊论文 IEEE TRANSACTIONS ON MULTIMEDIA, 2016 Wang, Shiqi; Gu, Ke; Ma, Siwei; Lin, Weisi; Liu, Xianming; Gao, Wen 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 Contrast enhancement  image quality assessment  retrieved images  unsharp masking  sigmoid transfer mapping  free-energy  surface quality  FREE-ENERGY PRINCIPLE  HISTOGRAM EQUALIZATION  QUALITY ASSESSMENT  VISUAL-ATTENTION  MEDIAN FILTERS  VIDEO  PRESERVATION  COMPRESSION  FEATURES