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浏览/检索结果: 共3条，第1-3条 帮助 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 Content-Based Visual Summarization for Image Collections 期刊论文 IEEE Transactions on Visualization and Computer Graphics, 2019, 期号: 0, 页码: 1-1 作者:  Pan, Xingjia;  Tang, Fan;  Dong, Weiming;  Ma, Chongyang;  Meng, Yiping 收藏  |  浏览/下载：10/0  |  提交时间：2020/12/18 Collage  layout  hidden-topic  tree-based  content-aware  summeration   Subcarrier and power allocation scheme for downlink OFDM-NOMA systems 期刊论文 IET SIGNAL PROCESSING, 2017 Cai, Wenbo; Chen, Chen; Bai, Lin; Jin, Ye; Choi, Jinho 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 OFDM modulation  resource allocation  multi-access systems  greedy algorithms  iterative methods  subcarrier allocation scheme  power allocation scheme  downlink OFDM-NOMA system  resource allocation problem  RA problem  orthogonal frequency division multiplexing  nonorthogonal multiple access system  user grouping based greedy algorithm  specific user rate maximising criterion  iterative water-filling criterion  minimum rate constraint  spectral efficiency performance  iterative WF-SUR  THROUGHPUT  CAPACITY  ACCESS   Subcarrier and power allocation scheme for downlink OFDM-NOMA systems 期刊论文 IET SIGNAL PROCESSING, 2017, 卷号: 11, 页码: 51-58 作者:  Cai, Wenbo;  Chen, Chen;  Bai, Lin;  Jin, Ye;  Choi, Jinho 收藏  |  浏览/下载：27/0  |  提交时间：2019/12/30 OFDM modulation  resource allocation  multi-access systems  greedy algorithms  iterative methods  subcarrier allocation scheme  power allocation scheme  downlink OFDM-NOMA system  resource allocation problem  RA problem  orthogonal frequency division multiplexing  nonorthogonal multiple access system  user grouping based greedy algorithm  specific user rate maximising criterion  iterative water-filling criterion  minimum rate constraint  spectral efficiency performance  iterative WF-SUR