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科研机构
北京大学 [62]
内容类型
期刊论文 [44]
其他 [18]
发表日期
2017 [3]
2016 [7]
2015 [5]
2014 [5]
2013 [10]
2012 [6]
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专题:北京大学
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Reducing Image Compression Artifacts by Structural Sparse Representation and Quantization Constraint Prior
期刊论文
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY, 2017
Zhao, Chen
;
Zhang, Jian
;
Ma, Siwei
;
Fan, Xiaopeng
;
Zhang, Yongbing
;
Gao, Wen
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
Blocking artifact reduction
image deblocking
optimization
quantization constraint (QC)
sparse representation
TRANSFORM-DOMAIN
BLOCKING ARTIFACTS
JPEG DECOMPRESSION
CODING ARTIFACTS
DEBLOCKING
REDUCTION
RESTORATION
SIMILARITY
STANDARD
DCT
Q-factors of CVD monolayer graphene and graphite inductors
期刊论文
JOURNAL OF PHYSICS D-APPLIED PHYSICS, 2017
Wang, Zidong
;
Zhang, Qingping
;
Peng, Pei
;
Tian, Zhongzheng
;
Ren, Liming
;
Zhang, Xing
;
Huang, Ru
;
Wen, Jincai
;
Fu, Yunyi
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
graphene
graphite
inductor
Q-factor
EPITAXIAL GRAPHENE
SPIRAL INDUCTORS
TRANSISTORS
FREQUENCY
FABRICATION
CONTACT
CIRCUIT
DCT Regularized Extreme Visual Recovery
期刊论文
IEEE TRANSACTIONS ON IMAGE PROCESSING, 2017
Wang, Yunhe
;
Xu, Chang
;
You, Shan
;
Xu, Chao
;
Tao, Dacheng
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Discrete cosine transform
visual recovery
DCT regularizer
Low-rank minimization
DISCRETE COSINE TRANSFORM
MATRIX COMPLETION
LOW-RANK
CONSTRAINED OPTIMIZATION
IMAGE
MINIMIZATION
NORM
RESTORATION
ALGORITHMS
DOMAIN
The influence of ionic strength on carbonate-based spectroscopic barometry for aqueous fluids: an in-situ Raman study on Na2CO3-NaCl solutions
期刊论文
SCIENTIFIC REPORTS, 2016
Wu, Jia
;
Wang, Shixia
;
Zheng, Haifei
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
HIGH-PRESSURE
ELEVATED-TEMPERATURES
MAGNESIUM-SULFATE
QUARTZ SOLUBILITY
ROOM-TEMPERATURE
UPPER-MANTLE
INCLUSIONS
WATER
BICARBONATE
SCATTERING
Tunable rubidium excited state Voigt atomic optical filter
期刊论文
OPTICS EXPRESS, 2016
Yin, Longfei
;
Luo, Bin
;
Xiong, Junyu
;
Guo, Hong
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
FARADAY FILTER
532 NM
SYSTEM
Frequency importance function of the speech intelligibility index for Mandarin Chinese
期刊论文
SPEECH COMMUNICATION, 2016
Chen, Jing
;
Huang, Qiang
;
Wu, Xihong
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Speech intelligibility index
Frequency importance function
Mandarin Chinese
Speaker gender
ARTICULATION INDEX
CONTINUOUS DISCOURSE
HEARING-AIDS
RECOGNITION
SENTENCES
CONTEXT
WORDS
A flexible large-area triboelectric generator by low-cost roll-to-roll process for location-based monitoring
期刊论文
SENSORS AND ACTUATORS A-PHYSICAL, 2016
Cheng, Xiaoliang
;
Song, Yu
;
Han, Mengdi
;
Meng, Bo
;
Su, Zongming
;
Miao, Liming
;
Zhang, Haixia
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Triboelectric generator
Large-area energy harvester
Power floor
Location-based monitoring
FLUOROCARBON PLASMA TREATMENT
ENERGY HARVESTER
PRESSURE SENSORS
NANOGENERATOR
ARRAY
MODE
MICROPILLARS
Adaptive Resource Allocation for Scalable Video Transmission over OFDMA Systems
期刊论文
WIRELESS PERSONAL COMMUNICATIONS, 2016
Yang, Zan
;
Zhao, Yuping
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2017/12/03
Scalable video
H.264
OFDMA
Adaptive modulation and coding
Subcarrier allocation
REAL-TIME VIDEO
NETWORKS
GPU Based Sample Adaptive Offset Parameter Decision and Perceptual Optimization for HEVC
其他
2016-01-01
Luo, Falei
;
Wang, Shanshe
;
Zhang, Nan
;
Ma, Siwei
;
Gao, Wen
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
HEVC
SAO
GPU
Lagrange multiplier
perceptual optimization
IMAGE QUALITY ASSESSMENT
VIDEO CODING HEVC
STRUCTURAL SIMILARITY
NORMALIZATION
STANDARD
Evaluation of a Wobbling Method Applied to Correcting Defective Pixels of CZT Detectors in SPECT Imaging
期刊论文
SENSORS, 2016
Xie, Zhaoheng
;
Li, Suying
;
Yang, Kun
;
Xu, Baixuan
;
Ren, Qiushi
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
semiconductor detector
CZT
defective points
calibration
wobbling method
NUCLEAR-MEDICINE
CDTE
PROGRESS
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