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科研机构
北京大学 [22]
内容类型
期刊论文 [18]
其他 [3]
会议论文 [1]
发表日期
2015 [22]
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共22条,第1-10条
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专题:北京大学
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Strain Rate Effect on Mechanical Behavior of Metallic Honeycombs Under Out-of-Plane Dynamic Compression
期刊论文
journal of applied mechanics transactions of the asme, 2015
Tao, Yong
;
Chen, Mingji
;
Pei, Yongmao
;
Fang, Daining
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/13
metallic honeycomb
dynamic compression
strain rate effect
plateau stress
energy absorption
ALUMINUM HONEYCOMBS
ENERGY-ABSORPTION
CELLULAR STRUCTURES
STRENGTH PROPERTIES
SHOCK ENHANCEMENT
CRUSH BEHAVIOR
FINITE-ELEMENT
PART II
IMPACT
FOAMS
Reconstruction of plasmoid and traveling compression region in the near-Earth magnetotail
期刊论文
science china technological sciences, 2015
Lu ShangWen
;
Zong QiuGang
;
Vogiatzis, Ioannis
;
Wang YongFu
;
Tian AnMin
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/10
plasma sheet boundary layer
plasmoid
traveling compression region
Grad-Shafranov method
EXPANSION PHASE ONSET
GEOTAIL OBSERVATIONS
MAGNETOPAUSE STRUCTURES
CLUSTER OBSERVATIONS
IMP-8 OBSERVATIONS
MIDTAIL
MAGNETOSPHERE
LOBE
TAIL
Minimum Rate Prediction and Optimized Histograms Modification for Reversible Data Hiding
期刊论文
ieee transactions on information forensics and security, 2015
Hu, Xiaocheng
;
Zhang, Weiming
;
Li, Xiaolong
;
Yu, Nenghai
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/11
Prediction-error expansion
reversible data hiding
minimum rate prediction
optimized histograms modification
DIFFERENCE EXPANSION
IMAGE
WATERMARKING
SCHEME
COMPRESSION
ALGORITHM
Statistical Model of JPEG Noises and Its Application in Quantization Step Estimation
期刊论文
ieee transactions on image processing, 2015
Li, Bin
;
Ng, Tian-Tsong
;
Li, Xiaolong
;
Tan, Shunquan
;
Huang, Jiwu
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/11
JPEG history
quantization noise
quantization step estimation
rounding noise
statistical inference
COMPRESSION HISTORY
TAMPERING DETECTION
IMAGES
DISTRIBUTIONS
STEGANALYSIS
ARTIFACTS
FORENSICS
Revealing the Trace of High-Quality JPEG Compression Through Quantization Noise Analysis
期刊论文
ieee transactions on information forensics and security, 2015
Li, Bin
;
Ng, Tian-Tsong
;
Li, Xiaolong
;
Tan, Shunquan
;
Huang, Jiwu
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/11
Discrete cosine transform (DCT)
compression identification
forward quantization noise
forgery detection
ANTI-FORENSICS
IMAGES
STEGANALYSIS
HISTORY
BLOCK
An Inter-Image Redundancy Measure for Image Set Compression
其他
2015-01-01
Zhang, Xinfeng
;
Zhang, Yabin
;
Lin, Weisi
;
Ma, Siwei
;
Gao, Wen
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Image set compression
set redundancy
SIFT
cloud storage
PHOTO ALBUM COMPRESSION
FEATURES
Relations Among Some Low-Rank Subspace Recovery Models
期刊论文
NEURAL COMPUTATION, 2015
Zhang, Hongyang
;
Lin, Zhouchen
;
Zhang, Chao
;
Gao, Junbin
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2017/12/03
PRINCIPAL COMPONENT ANALYSIS
ROBUST PCA
MATRIX DECOMPOSITION
FACTORIZATION METHOD
MOTION SEGMENTATION
REPRESENTATION
IDENTIFICATION
RECOGNITION
COMPRESSION
FRAMEWORK
基于指令级并行的倒排索引压缩算法
期刊论文
计算机研究与发展, 2015
闫宏飞
;
张旭东
;
单栋栋
;
毛先领
;
赵鑫
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
单指令多数据流
倒排索引
压缩
整数编码
信息检索
single instruction multiple data(SIMD)
inverted index
compression
integer encoding
information retrieval
Video Compression Artifact Reduction via Spatio-Temporal Multi-Hypothesis Prediction
期刊论文
IEEE TRANSACTIONS ON IMAGE PROCESSING, 2015
Zhang, Xinfeng
;
Xiong, Ruiqin
;
Lin, Weisi
;
Ma, Siwei
;
Liu, Jiaying
;
Gao, Wen
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Compression artifacts
block transform coding
auto-regressive
non-local estimation
multiple hypotheses
DEBLOCKING FILTER
TRANSFORM-DOMAIN
HEVC STANDARD
CODED IMAGES
INTERPOLATION
SIMILARITY
ALGORITHM
SPARSE
DCT
Nonlocal Adaptive In-Loop Filter via Content-Dependent Soft-Thresholding for HEVC
其他
2015-01-01
Zhang, Xinfeng
;
Lin, Weisi
;
Wang, Shiqi
;
Ma, Siwei
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
nonlocal
SVD
soft-thresholding
adaptive loop filter
ARTIFACT REDUCTION
VIDEO
COMPRESSION
STANDARD
DOMAIN
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