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浏览/检索结果: 共6条，第1-6条 帮助 限定条件 专题：北京大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Implications for blood-brain-barrier permeability, in vitro oxidative stress and neurotoxicity potential induced by mesoporous silica nanoparticles: effects of surface modification 期刊论文 RSC ADVANCES, 2016 Zhou, Ming; Xie, Linlin; Fang, Chen-Jie; Yang, Hua; Wang, Yan-Jie; Zhen, Xiao-Yu; Yan, Chun-Hua; Wang, Yuji; Zhao, Ming; Peng, Shiqi 收藏  |  浏览/下载：8/0  |  提交时间：2017/12/03 PROGRAMMED CELL-DEATH  DRUG-DELIVERY  CONTROLLED-RELEASE  ULTRAFINE PARTICLES  VARIABLE ENTITY  GENE DELIVERY  TROJAN-HORSES  PC12 CELLS  DAMAGE  OXYGEN   Perceptual Video Coding Based on SSIM-Inspired Divisive Normalization 期刊论文 ieee transactions on image processing, 2013 Wang, Shiqi; Rehman, Abdul; Wang, Zhou; Ma, Siwei; Gao, Wen 收藏  |  浏览/下载：6/0  |  提交时间：2015/11/10 Divisive normalization  H.264/AVC coding  perceptual video coding  rate distortion optimization  structural similarity (SSIM) index  IMAGE QUALITY ASSESSMENT  STRUCTURAL SIMILARITY INDEX  I-FRAME ENCODER  SCALE MIXTURES  GAIN-CONTROL  MODEL  OPTIMIZATION  REPRESENTATION  QUANTIZATION  STATISTICS   SSIM-Motivated Rate-Distortion Optimization for Video Coding 期刊论文 ieee transactions on circuits and systems for video technology, 2012 Wang, Shiqi; Rehman, Abdul; Wang, Zhou; Ma, Siwei; Gao, Wen 收藏  |  浏览/下载：7/0  |  提交时间：2015/11/10 H.264/AVC coding  Lagrange multiplier  rate-distortion optimization  reduced-reference image quality assessment  structural similarity (SSIM) index  VISUAL SPEED PERCEPTION  STRUCTURAL SIMILARITY  QUALITY ASSESSMENT  LAGRANGE MULTIPLIER  STATISTICAL-MODEL  H.264  DECISION  PROFILE  IMAGES  INDEX   SSIM-INSPIRED DIVISIVE NORMALIZATION FOR PERCEPTUAL VIDEO CODING 其他 2011-01-01 Wang, Shiqi; Rehman, Abdul; Wang, Zhou; Ma, Siwei; Gao, Wen 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/13 SSIM index  rate distortion optimization  residual divisive normalization  H.264/AVC coding  IMAGES   RATE-SSIM OPTIMIZATION FOR VIDEO CODING 其他 2011-01-01 Wang, Shiqi; Rehman, Abdul; Wang, Zhou; Ma, Siwei; Gao, Wen 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/13 SSIM index  rate distortion optimization  reduced-reference image quality assessment  Lagrange multiplier  rate-SSIM optimization  QUALITY ASSESSMENT   A comparison of the efficiencies of a portable BioStage impactor and a Reuter centrifugal sampler (RCS) High Flow for measuring airborne bacteria and fungi concentrations 期刊论文 journal of aerosol science, 2009 Zhen, Shiqi; Li, Kejun; Yin, Lihong; Yao, Maosheng; Zhang, Huili; Chen, Liansheng; Zhou, Minghao; Chen, Xiaodong 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/12 Portable BioStage impactor  Reuter centrifugal sampler (RCS) High Flow  Efficiencies  Bioaerosol  qPCR  REAL-TIME PCR  MICROBIAL SAMPLERS  AIR SAMPLERS  COLLECTION  MICROORGANISMS  QUANTIFICATION  BIOAEROSOLS  ENUMERATION  EXPOSURE  DESIGN