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浏览/检索结果: 共19条，第1-10条 帮助 限定条件 发表日期：2016    内容类型：期刊论文    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 Spatial distribution of forest aboveground biomass in China: Estimation through combination of spaceborne lidar, optical imagery, and forest inventory data 期刊论文 REMOTE SENSING OF ENVIRONMENT, 2016 Su, Yanjun; Guo, Qinghua; Xue, Baolin; Hu, Tianyu; Alvarez, Otto; Tao, Shengli; Fang, Jingyun 收藏  |  浏览/下载：9/0  |  提交时间：2017/12/03 Forest aboveground biomass  GIAS/ICESat  Lidar  Ground inventory  China  SMALL-FOOTPRINT LIDAR  LEAF-AREA INDEX  LANDSAT TM DATA  RADAR BACKSCATTER  CARBON BALANCE  CLIMATE-CHANGE  BRAZILIAN AMAZON  DECIDUOUS FOREST  BOREAL FOREST  GREEN PROGRAM   Mapping Global Forest Aboveground Biomass with Spaceborne LiDAR, Optical Imagery, and Forest Inventory Data 期刊论文 REMOTE SENSING, 2016 Hu, Tianyu; Su, Yanjun; Xue, Baolin; Liu, Jin; Zhao, Xiaoqian; Fang, Jingyun; Guo, Qinghua 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/04 global  forest  aboveground biomass  remote sensing  LiDAR  TROPICAL RAIN-FOREST  SMALL-FOOTPRINT LIDAR  SATELLITE DATA  BOREAL FOREST  CARBON STOCKS  AMAZONIAN FORESTS  RADAR BACKSCATTER  BIOSPHERE MODEL  AIRBORNE LIDAR  CLIMATE-CHANGE   加权Logistic回归模型在火山岩型铜矿预测中的应用:以宁芜盆地中段为例 期刊论文 高校地质学报, 2016 赵增玉; 陈火根; 潘懋; 贾根; 李向前; 徐士银; 郭刚; 张祥云 收藏  |  浏览/下载：3/0  |  提交时间：2017/12/03 加权Logistic回归模型  宁芜盆地  证据权模型  成矿预测  weighted logistic regression model  Ning-Wu Basin  weight of evidence model  mineral prediction   Interwall Friction and Sliding Behavior of Centimeters Long Double-Walled Carbon Nanotubes 期刊论文 NANO LETTERS, 2016 Zhang, Rufan; Ning, Zhiyuan; Xu, Ziwei; Zhang, Yingying; Xie, Huanhuan; Ding, Feng; Chen, Qing; Zhang, Qiang; Qian, Weizhong; Cui, Yi; Wei, Fei 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 Carbon nanotubes  superlubricity  friction  interaction  ultralong  curvature  MECHANICAL-PROPERTIES  SUPERLUBRICITY  ENERGY  SHELLS  MODEL   Implantable and self-powered blood pressure monitoring based on a piezoelectric thinfilm: Simulated, in vitro and in vivo studies 期刊论文 NANO ENERGY, 2016 Cheng, Xiaoliang; Xue, Xiang; Ma, Ye; Han, Mengdi; Zhang, Wei; Xu, Zhiyun; Zhang, Hao; Zhang, Haixia 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 Self-powered  Piezoelectric material  Biomedical monitor  Blood pressure  Implantable device  HARVESTING ENERGY  HYBRID NANOGENERATOR  BIOMECHANICAL ENERGY  MECHANICAL ENERGY  GENERATOR  SYSTEM  PACEMAKER  HEART   Nonlinear anisotropic deformation behavior of a graphene monolayer under uniaxial tension 期刊论文 PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 2016 Zhou, Lixin; Cao, Guoxin 收藏  |  浏览/下载：113/0  |  提交时间：2017/12/03 WALL CARBON NANOTUBES  ELASTIC PROPERTIES  MECHANICAL-PROPERTIES  LAYER GRAPHENE  SINGLE  INDENTATION   A controllable canonical form implementation of time domain impedance boundary conditions for broadband aeroacoustic computation 期刊论文 JOURNAL OF COMPUTATIONAL PHYSICS, 2016 Zhong, Siyang; Zhang, Xin; Huang, Xun 收藏  |  浏览/下载：3/0  |  提交时间：2017/12/03 Acoustic liner  Broadband  Impedance  Time domain  Boundary condition  State space  MEAN FLOWS  SOUND-ATTENUATION  LINED DUCTS  SCHEMES  PROPAGATION  ACOUSTICS  FINITE  NOISE  REFLECTION  SIMULATION   Radiation flux study of spherical hohlraums at the SGIII prototype facility 期刊论文 PHYSICS OF PLASMAS, 2016 Xie, Xufei; Li, Zhichao; Li, Sanwei; Huang, Yunbao; Jing, Longfei; Yang, Dong; Huo, Wenyi; Chen, Yaohua; Lan, Ke; Guo, Liang; Jiang, Xiaohua; Hou, Lifei; Du, Huabing; Liu, Yonggang; Zhang, Huan; Peng, Xiaoshi; Xu, Tao; Li, Chaoguang; Zhan, Xiayu; Wang, Feng; Yang, Jiamin; Liu, Shenye; Jiang, Shaoen; Ding, Yongkun 收藏  |  浏览/下载：17/0  |  提交时间：2017/12/03 INERTIAL CONFINEMENT FUSION  NATIONAL IGNITION FACILITY  TETRAHEDRAL HOHLRAUMS  PHYSICS BASIS  DRIVE  IMPLOSIONS  TARGETS  OMEGA  GAIN   Hemodynamics of left internal mammary artery bypass graft: Effect of anastomotic geometry, coronary artery stenosis, and postoperative time 期刊论文 JOURNAL OF BIOMECHANICS, 2016 Fan, Tingting; Lu, Yuan; Gao, Yan; Meng, Jie; Tan, Wenchang; Huo, Yunlong; Kassab, Ghassan S. 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 Wall shear stress  Oscillatory shear index  Flow pattern  CABG  ASSOCIATION TASK-FORCE  TO-SIDE ANASTOMOSES  WALL SHEAR-STRESS  BLOOD-FLOW  PRACTICE GUIDELINES  COMPETITIVE FLOW  MODEL  SURGERY  DISEASE  PATENCY   Ultrasound intima-media thickness measurement of the carotid artery using ant colony optimization combined with a curvelet-based orientation-selective filter 期刊论文 MEDICAL PHYSICS, 2016 Li, Hao; Zhang, Shijie; Ma, Rui; Chen, Huiren; Xi, Shui; Zhang, Jue; Fang, Jing 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 intima-media thickness  curvelet transform  ant colony optimization  image segmentation  ultrasound imaging  SEGMENTATION TECHNIQUES  BOUNDARY DETECTION  MEASUREMENT SYSTEM  MULTISCALE METHOD  HOUGH TRANSFORM  IMT MEASUREMENT  IMAGES  WALL  ENHANCEMENT  VALIDATION