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科研机构
北京大学 [20]
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期刊论文 [12]
其他 [8]
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2017 [1]
2016 [6]
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2003 [1]
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专题:北京大学
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Influence of plantation on microbial community in porous concrete treating polluted surface water
期刊论文
INTERNATIONAL BIODETERIORATION & BIODEGRADATION, 2017
Long, Yan
;
Bing, Yongxin
;
Zhang, Zhengke
;
Cui, Kai
;
Pan, Xiaokang
;
Yan, Xiongfeng
;
Li, Bingxin
;
Xie, Shuguang
;
Guo, Qingwei
收藏
  |  
浏览/下载:109/0
  |  
提交时间:2017/12/03
Archaea
Bacteria
Bioreactor
Porous concrete
Surface water
Vegetation
FLOW CONSTRUCTED WETLAND
DRINKING-WATER
RIVER WATER
BACTERIAL COMMUNITIES
ARCHAEAL COMMUNITIES
PURIFICATION
BIOMASS
FILTERS
Asynchronous responses of soil carbon dioxide, nitrous oxide emissions and net nitrogen mineralization to enhanced fine root input
期刊论文
SOIL BIOLOGY & BIOCHEMISTRY, 2016
Hu, Xiaokang
;
Liu, Lingli
;
Zhu, Biao
;
Du, Enzai
;
Hu, Xueyang
;
Li, Peng
;
Zhou, Zhang
;
Ji, Chengjun
;
Zhu, Jiangling
;
Shen, Haihua
;
Fang, Jingyun
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Fine root decomposition
Soil respiration
Soil carbon mineralization
Soil nitrogen mineralization
Soil incubation
LEAF-LITTER
GLOBAL PATTERNS
MICROBIAL BIOMASS
TERM DECOMPOSITION
EXTRACTION METHOD
TROPICAL FOREST
DYNAMICS
CLIMATE
MANIPULATION
MECHANISMS
Substrate influences on archaeal and bacterial assemblages in constructed wetland microcosms
期刊论文
ECOLOGICAL ENGINEERING, 2016
Long, Yan
;
Zhang, Zhengke
;
Pan, Xiaokang
;
Li, Bingxin
;
Xie, Shuguang
;
Guo, Qingwei
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/04
Archaea
Bacteria
Constructed wetland
Microbial community
River water
Substrate
MICROBIAL COMMUNITY STRUCTURE
POLLUTED RIVER WATER
BED BIOFILM REACTOR
WASTE-WATER
SPATIOTEMPORAL DISTRIBUTION
DIVERSITY
REMOVAL
SEQUENCES
SEDIMENT
SYSTEMS
Saliency-Guided Quality Assessment of Screen Content Images
期刊论文
IEEE TRANSACTIONS ON MULTIMEDIA, 2016
Gu, Ke
;
Wang, Shiqi
;
Yang, Huan
;
Lin, Weisi
;
Zhai, Guangtao
;
Yang, Xiaokang
;
Zhang, Wenjun
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Image quality assessment (IQA)
screen content images (SCI)
visual saliency
VISUAL-ATTENTION
STRUCTURAL SIMILARITY
NEURAL MECHANISMS
MODEL
INFORMATION
Blind Quality Assessment of Tone-Mapped Images Via Analysis of Information, Naturalness, and Structure
期刊论文
IEEE TRANSACTIONS ON MULTIMEDIA, 2016
Gu, Ke
;
Wang, Shiqi
;
Zhai, Guangtao
;
Ma, Siwei
;
Yang, Xiaokang
;
Lin, Weisi
;
Zhang, Wenjun
;
Gao, Wen
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
High dynamic range
image quality assessment (IQA)
information entropy
no-reference (NR)
statistical naturalness
structural preservation
tone mapping
DYNAMIC-RANGE IMAGES
CONTRAST
SCENES
PRESERVATION
SIMILARITY
STATISTICS
VISIBILITY
DOMAIN
MODEL
Content-weighted mean-squared error for quality assessment of compressed images
期刊论文
SIGNAL IMAGE AND VIDEO PROCESSING, 2016
Gu, Ke
;
Wang, Shiqi
;
Zhai, Guangtao
;
Ma, Siwei
;
Yang, Xiaokang
;
Zhang, Wenjun
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/04
Image quality assessment (IQA)
Mean-squared error (MSE)
Image compression
Image content
STRUCTURAL SIMILARITY
SSIM
Analysis of Distortion Distribution for Pooling in Image Quality Prediction
期刊论文
IEEE TRANSACTIONS ON BROADCASTING, 2016
Gu, Ke
;
Wang, Shiqi
;
Zhai, Guangtao
;
Lin, Weisi
;
Yang, Xiaokang
;
Zhang, Wenjun
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/04
Image quality assessment (IQA)
pooling
distortion distribution
multi-scale (MS)
ranking-based weighting (RW)
frequency variation-induced adjuster (FVA)
entropy gain multiplier (EGM)
STRUCTURAL SIMILARITY
VISUAL-ATTENTION
MODEL
INDEX
2,1,3-Benzothiadiazole-5,6-dicarboxylic imide based low-bandgap polymers for solution processed photodiode application
期刊论文
ORGANIC ELECTRONICS, 2015
Yao, Bin
;
Zhou, Xiaokang
;
Ye, Xichong
;
Zhang, Jie
;
Yang, Dezhi
;
Ma, Dongge
;
Wan, Xinhua
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Low-bandgap polymers
Panchromatic photodetectors
2,1,3-Benzothiadiazole-5,6-dicarboxylic imide
Gaussian calculations
DONOR-ACCEPTOR POLYMERS
NEAR-INFRARED POLYMER
ORGANIC SOLAR-CELLS
CONJUGATED POLYMERS
HIGH-DETECTIVITY
SEMICONDUCTING POLYMER
HIGH-SENSITIVITY
GAP POLYMER
PHOTODETECTORS
NM
以蒽醌酰亚胺为电子受体的共轭聚合物的设计与合成及其在光探测器上的应用
期刊论文
高分子学报, 2014
罗敏
;
周小康
;
张洁
;
马东阁
;
宛新华
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/10/24
双溴代蒽醌酰亚胺
给受体型聚合物
光探测器
电子受体
Anthraquinone imide
Donor-Acceptor polymer
Photodetector
Electron-acceptor
一种用于剂量效应模拟的新型分子动力学统计噪声改进算法
期刊论文
北京大学学报 自然科学版, 2004
施小康
;
石浩
;
于民
;
黄如
;
张兴
收藏
  |  
浏览/下载:1/0
  |  
提交时间:2015/11/11
统计噪声
剂量效应
离子注入
分子动力学模拟
READE
statistical noise
dose effect
ion implantation
READE
MD simulation
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