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科研机构
北京大学 [48]
内容类型
其他 [25]
期刊论文 [23]
发表日期
2017 [3]
2016 [7]
2015 [4]
2014 [8]
2013 [1]
2012 [2]
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专题:北京大学
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基于生态系统服务供需的广东省绿地生态网络建设分区
期刊论文
生态学报, 2017
彭建
;
杨旸
;
谢盼
;
刘焱序
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
生态系统服务
绿地生态网络
分区管控
象限图
广东省
ecosystem services
green space ecological networks
zoning management
quadrantal diagram
Guangdong Province
Nonlocal Gradient Sparsity Regularization for Image Restoration
期刊论文
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY, 2017
Liu, Hangfan
;
Xiong, Ruiqin
;
Zhang, Xinfeng
;
Zhang, Yongbing
;
Ma, Siwei
;
Gao, Wen
收藏
  |  
浏览/下载:8/0
  |  
提交时间:2017/12/03
Content-adaptive modeling
gradient sparsity
image restoration
nonlocal (NL) similarity
total variation (TV) regularization
TOTAL VARIATION MINIMIZATION
ADAPTIVE TOTAL VARIATION
ARTIFACT REDUCTION
TRANSFORM-DOMAIN
NOISE REMOVAL
RECONSTRUCTION
ALGORITHM
RECOVERY
SUPERRESOLUTION
DECONVOLUTION
Method of computer-generated hologram compression and transmission using quantum back-propagation neural network
期刊论文
OPTICAL ENGINEERING, 2017
Liu, Mengjia
;
Yang, Guanglin
;
Xie, Haiyan
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
computer-generated hologram
image processing
image reconstruction techniques
quantum optics
quantum information and processing
DIGITAL HOLOGRAMS
A Novel Absolute Orientation Method Using Local Similarities Representation
期刊论文
ISPRS INTERNATIONAL JOURNAL OF GEO-INFORMATION, 2016
Yan, Lei
;
Wan, Jie
;
Sun, Yanbiao
;
Fan, Shiyue
;
Yan, Yizhen
;
Chen, Rui
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
absolute orientation
similarity transformation
large scale
local similarities
TIN
3D
RECONSTRUCTION
MODELS
CITY
Belowground rhizomes in paleosols: The hidden half of an Early Devonian vascular plant
期刊论文
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2016
Xue, Jinzhuang
;
Deng, Zhenzhen
;
Huang, Pu
;
Huang, Kangjun
;
Benton, Michael J.
;
Cui, Ying
;
Wang, Deming
;
Liu, Jianbo
;
Shen, Bing
;
Basinger, James F.
;
Hao, Shougang
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/04
rhizome
paleosol
clonal growth
fluvial landscape
Devonian
OLD RED SANDSTONE
ATMOSPHERIC CO2
XUJIACHONG FORMATION
LAND-PLANT
EVOLUTION
YUNNAN
CHINA
RECONSTRUCTION
LANDSCAPES
VEGETATION
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
Local linear Laplacian eigenmaps: A direct extension of LLE
期刊论文
PATTERN RECOGNITION LETTERS, 2016
Liu, Feng
;
Zhang, Weijie
;
Gu, Suicheng
收藏
  |  
浏览/下载:14/0
  |  
提交时间:2017/12/03
Manifold learning
Direct extension of LLE
Local linear Laplacian eigenmaps (LLLE)
Local linear structures
Nonlinear dimensionality reduction
NONLINEAR DIMENSIONALITY REDUCTION
Compressive Sensing Based Soft Video Broadcast Using Spatial and Temporal Sparsity
期刊论文
Chinacom Conference, 2016
Yin, Wenbin
;
Fan, Xiaopeng
;
Shi, Yunhui
;
Xiong, Ruiqin
;
Zhao, Debin
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Compressive sensing
Video broadcast
SoftCast
Wireless network
TRANSMISSION
FRAMEWORK
IMAGES
MOTION
Compressive Sensing Based Soft Video Broadcast Using Spatial and Temporal Sparsity
其他
2016-01-01
Yin, Wenbin
;
Fan, Xiaopeng
;
Shi, Yunhui
;
Xiong, Ruiqin
;
Zhao, Debin
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
Compressive sensing
Video broadcast
SoftCast
Wireless network
TRANSMISSION
FRAMEWORK
IMAGES
MOTION
基于分区自感簇头的无线传感网数据稳定传输机制
期刊论文
计算机工程, 2016
石云
;
陈钟
;
孟显勇
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
无线传感网
能量阈值
信号强度
轮询机制
数据传输
分簇
Wireless Sensor Network(WSN)
energy threshold
signal strength
polling mechanism
data transmission
cluster
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