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科研机构
北京大学 [42]
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期刊论文 [30]
其他 [12]
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2017 [2]
2016 [4]
2015 [8]
2014 [4]
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专题:北京大学
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Xihuphyllum, a novel sphenopsid plant with large laminate leaves from the Upper Devonian of South China
期刊论文
PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY, 2017
Huang, Pu
;
Liu, Le
;
Deng, Zhenzhen
;
Basinger, James F.
;
Xue, Jinzhuang
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Fossil plant
Leaf evolution
Morphometric analysis
Plant architecture
Wutong formation
ROTAFOLIA-SONGZIENSIS
ZHEJIANG PROVINCE
LAND PLANTS
SP NOV.
EVOLUTION
GROWTH
GEN.
TREE
SPHENOPHYLLALES
RECONSTRUCTION
利用Laplace-Beltrami形状空间的基于样例材料的快速仿真方法
期刊论文
计算机辅助设计与图形学学报, 2017
赵静
;
唐勇
;
李胜
;
汪国平
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Laplace-Beltrami特征分析
基于样例材料
四面体网格
有限元方法
Laplace-Beltrami eigen-analysis
example-based material
tetrahedral mesh
finite element method
Extraction and Reconstruction of Zebra Crossings from High Resolution Aerial Images
期刊论文
ISPRS INTERNATIONAL JOURNAL OF GEO-INFORMATION, 2016
Sun, Yanbiao
;
Zhang, Fan
;
Gao, Yunlong
;
Huang, Xianfeng
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
zebra crossing
GLCM feature
Gabor filter
Joint Boost classifier
parameterized model
geometric repeatability
reconstruction
GABOR FILTER
FEATURES
CLASSIFICATION
INFORMATION
MULTICLASS
JOINTBOOST
SYSTEM
FOREST
COLOR
A size, shape and concentration controlled self-assembling structure with host-guest recognition at the liquid-solid interface studied by STM
期刊论文
NANOSCALE, 2016
Shen, Mengqi
;
Luo, Zhouyang
;
Zhang, Siqi
;
Wang, Shuai
;
Cao, Lili
;
Geng, Yanfang
;
Deng, Ke
;
Zhao, Dahui
;
Duan, Wubiao
;
Zeng, Qingdao
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
CONJUGATED MACROCYCLES
SUPRAMOLECULAR NETWORK
PERSISTENT MACROCYCLES
NANOPOROUS NETWORK
PHTHALOCYANINE
NANOSTRUCTURES
RECONSTRUCTION
INCLUSION
MOLECULES
CHEMISTRY
Single-shot and single-sensor high/super-resolution microwave imaging based on metasurface
期刊论文
SCIENTIFIC REPORTS, 2016
Wang, Libo
;
Li, Lianlin
;
Li, Yunbo
;
Zhang, Hao Chi
;
Cui, Tie Jun
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
METAMATERIAL APERTURES
DIFFRACTION LIMIT
FAR-FIELD
SPARSITY
SHAPE
3D exemplar-based random walks for tooth segmentation from cone-beam computed tomography images
期刊论文
MEDICAL PHYSICS, 2016
Pei, Yuru
;
Ai, Xingsheng
;
Zha, Hongbin
;
Xu, Tianmin
;
Ma, Gengyu
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/04
exemplar-based random walks
tooth segmentation
adaptive soft constraints
iterative refinement
LEVEL-SET
TEETH
CT
RECONSTRUCTION
ALGORITHM
MODELS
FLOW
A quasi-linear structure of the southern margin of Eurasia prior to the India-Asia collision: First paleomagnetic constraints from Upper Cretaceous volcanic rocks near the western syntaxis of Tibet
期刊论文
TECTONICS, 2015
Yi, Zhiyu
;
Huang, Baochun
;
Yang, Liekun
;
Tang, Xiangde
;
Yan, Yonggang
;
Qiao, Qingqing
;
Zhao, Jie
;
Chen, Liwei
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
India-Asia collision
southern Tibet
Late Cretaceous
paleomagnetism
Lhasa Terrane
GEOMAGNETIC SECULAR VARIATION
TECTONIC IMPLICATIONS
LINZHOU BASIN
LHASA TERRANE
FOLD TEST
CONTINENTAL SUBDUCTION
POLAR WANDER
PLATEAU
CHINA
GEOCHRONOLOGY
Use of UAV oblique imaging for the detection of individual trees in residential environments
期刊论文
URBAN FORESTRY & URBAN GREENING, 2015
Lin, Yi
;
Jiang, Miao
;
Yao, Yunjun
;
Zhang, Lifu
;
Lin, Jiayuan
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Aerial oblique imaging
Individual tree detection
Residential environment
Ultra high spatial resolution
Unmanned aerial vehicle
UNMANNED AERIAL VEHICLE
REMOTE-SENSING DATA
VEGETATION FRACTION
IMAGES
EXTRACTION
RECONSTRUCTION
VERIFICATION
CAMERA
Latisemenia longshania, gen. et sp nov., a new Late Devonian seed plant from China
期刊论文
PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES, 2015
Wang, De-Ming
;
Basinger, James F.
;
Huang, Pu
;
Liu, Le
;
Xue, Jin-Zhuang
;
Meng, Mei-Cen
;
Zhang, Ying-Ying
;
Deng, Zhen-Zhen
收藏
  |  
浏览/下载:205/0
  |  
提交时间:2017/12/03
cupule
palaeogeography
Late Devonian
Latisemenia longshania
ovule
seed plant
CO KERRY
OVULE
IRELAND
CUPULATE
BALLYHEIGUE
EVOLUTION
BELGIUM
FLORA
RECONSTRUCTION
PTERIDOSPERM
Reconstruction of Rh nanoparticles in methanol oxidation reaction
期刊论文
CATALYSIS SCIENCE & TECHNOLOGY, 2015
Wu, Zhaoxuan
;
Chen, Wenlong
;
Liu, Hongyang
;
Zhai, Peng
;
Xiao, Chaoxian
;
Su, Dangsheng
;
Liu, Haichao
;
Ma, Ding
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
LOW-TEMPERATURE
CO OXIDATION
SURFACE RECONSTRUCTION
PD NANOCRYSTALS
METHYL FORMATE
CATALYSTS
SHAPE
GOLD
SIZE
RH(111)
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