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科研机构
北京大学 [354]
内容类型
期刊论文 [227]
其他 [122]
会议论文 [5]
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2017 [15]
2016 [30]
2015 [38]
2014 [21]
2013 [29]
2012 [13]
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专题:北京大学
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Warm- and cold-season grazing affect soil respiration differently in alpine grasslands
期刊论文
AGRICULTURE ECOSYSTEMS & ENVIRONMENT, 2017
Wang, Hao
;
Liu, Huiying
;
Wang, Yonghui
;
Xu, Wei
;
Liu, Anrong
;
Ma, Zhiyuan
;
Mi, Zhaorong
;
Zhang, Zhenhua
;
Wang, Shiping
;
He, Jin-Sheng
收藏
  |  
浏览/下载:18/0
  |  
提交时间:2017/12/03
Autotrophic respiration
Heterotrophic respiration
Carbon dioxide
Carbon cycling
Grazing pattern
The Tibetan Plateau
TIBETAN PLATEAU
TEMPERATURE SENSITIVITY
CARBON
NITROGEN
MEADOW
IMPACTS
METAANALYSIS
RESPONSES
ECOSYSTEM
PRAIRIE
Depth extraction of low-texture region using a light field camera
期刊论文
OPTICAL ENGINEERING, 2017
Zhao, Hongying
;
Zheng, Miao
;
Yang, Peng
;
Zhao, Shoujiang
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
light field
depth extraction
low texture
partition ratio of triangle grids area
TRIANGULATION
ALGORITHMS
DISTANCE
Paleoarchean zircons from quartzite of South Bundelkhand Supracrustal Complex: origin and implications for crustal evolution in Bundelkhand Craton, Central India
期刊论文
CURRENT SCIENCE, 2017
Slabunov, Alexander
;
Singh, Vinod K.
;
Joshi, Kumar Batuk
;
Li, Xiaoli
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Bundelkhand Craton
Girar supracrustal belt
quartzites
rare earth elements
zircon geochemistry
RARE-EARTH ELEMENTS
ULTRAHIGH-PRESSURE ECLOGITE
OXYGEN-ISOTOPE RATIOS
MAFIC DYKE SWARMS
CONTINENTAL-CRUST
DETRITAL ZIRCONS
PARTITION-COEFFICIENTS
WESTERN-AUSTRALIA
NORTHERN INDIA
IGNEOUS ZIRCON
S-wave splitting in upper crust near the scientific drilling WFSD-3 at the Wenchuan earthquake fault zone
期刊论文
CHINESE JOURNAL OF GEOPHYSICS-CHINESE EDITION, 2017
Zheng Tuo
;
Ding Zhi-Feng
;
Chang Li-Jun
;
Zheng Chen
;
Zhang Hui
;
Li Da-Hu
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
Longmenshan fault
S-wave splitting
Microearthquake array
Crustal seismic anisotropy
SHEAR-WAVE
SEISMIC ANISOTROPY
TEMPORAL VARIATIONS
TECTONIC IMPLICATIONS
TIBETAN PLATEAU
SICHUAN BASIN
CHINA
STRESS
REGION
LONGMENSHAN
Neoproterozoic post-collisional extension of the central Jiangnan Orogen: Geochemical, geochronological, and Lu-Hf isotopic constraints from the ca. 820-800 Ma magmatic rocks
期刊论文
PRECAMBRIAN RESEARCH, 2017
Xin, Yujia
;
Li, Jianhua
;
Dong, Shuwen
;
Zhang, Yueqiao
;
Wang, Wenbao
;
Sun, Hanshen
收藏
  |  
浏览/下载:10/0
  |  
提交时间:2017/12/03
Neoproterozoic
South China
U-Pb zircon ages
Hf isotopes
S-type granitoids
Post-collisional extension
SHRIMP U-PB
SOUTH CHINA BLOCK
SOUTHEASTERN YANGTZE BLOCK
LA-ICP-MS
ACTIVE CONTINENTAL-MARGIN
MAFIC-ULTRAMAFIC ROCKS
BIMODAL VOLCANIC-ROCKS
LACHLAN FOLD BELT
IN-SITU ANALYSIS
BACK-ARC SYSTEM
GPU加速的改进PAM聚类算法研究与应用
期刊论文
地球信息科学学报, 2017
周恩波
;
毛善君
;
李梅
;
孙振明
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
K-Medoids
GPU
K-Medoids
Simulate Anneal Arithmetic
GPU
Parallel Computing
Spatial Clustering Analysis
模拟退火
并行计算
空间聚类分析
ParaView visualization of Abaqus output on the mechanical deformation of complex microstructures
期刊论文
COMPUTERS & GEOSCIENCES, 2017
Liu, Qingbin
;
Li, Jiang
;
Liu, Jie
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Abaqus (R)
Post-processing
Python script
ParaView
Parallel visualization
MICROTOMOGRAPHY
Virasoro constraints and polynomial recursion for the linear Hodge integrals
其他
2017-01-01
Guo, Shuai
;
Wang, Gehao
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Virasoro constraints
Hodge integral
Polynomial recursion formula
FORMULA
Vertex-imprimitive symmetric graphs with exactly one edge between any two distinct blocks
其他
2017-01-01
Fang, Teng
;
Fang, Xin Gui
;
Xia, Binzhou
;
Zhou, Sanming
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Symmetric graph
arc-Transitive graph
Flag graph
Spread
2-ARC TRANSITIVE QUOTIENTS
PERMUTATION-GROUPS
AVS2视频编码标准技术特色及应用
期刊论文
电信科学, 2017
马思伟
;
罗法蕾
;
黄铁军
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2017/12/03
AVS
AVS
transform
prediction
entropy coding
loop filter
变换
预测
熵编码
环路滤波
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