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浏览/检索结果: 共3条，第1-3条 帮助 限定条件 专题：兰州大学    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 Shift-invariant texture retrieval using P- contourlet 会议论文 2012 International Conference on Advances in Computing, Communications and Informatics, ICACCI 2012, Chennai, India, August 3, 2012 - August 5, 2012 作者:  Zhang, Jiuwen;  Mi, Jincai;  Zhang, Tongfeng 收藏  |  浏览/下载：5/0  |  提交时间：2017/01/18 Low pass filters  Frequency bands  Image retrieval  Information science  Redundancy  Aliasing  Analytic signals  Computation efficiency  Contourlet transform  Contourlets  Direction selectivity  Frequency spectra  Half-band  In-phase  Low-pass  Multi-resolutions  Negative frequency  Orthogonal filters  Process maps  Real signals  Shift invariant  Shift-invariance  Simple structures  Single-axis  Subbands  Texture image retrieval  Texture retrieval  Two-dimension   A real-time EEG-based BCI system for attention recognition in ubiquitous environment 会议论文 2011 ACM Workshop on Ubiquitous Affective Awareness and Intelligent Interaction, UAAII'11, Co-located with UbiComp 2011, Beijing, China, September 18, 2011 - September 18, 2011 作者:  Li, Yongchang;  Li, Xiaowei;  Ratcliffe, Martyn;  Liu, Li;  Qi, Yanbing 收藏  |  浏览/下载：2/0  |  提交时间：2017/01/18 Electroencephalography  Brain computer interface  Distance education  Interfaces (computer)  Accuracy rate  attention  Attention level  bci  Biological signals  Electro-oculogram  Electrodermal activity  Electromyogram  Human subjects  k-NN classifier  Mental tasks  Pervasive systems  Self-assessment  Skin temperatures  Time latency  Time performance  Ubiquitous environments   A real-time electroencephalogram (EEG) based individual identification interface for mobile security in ubiquitous environment 会议论文 2011 IEEE Asia-Pacific Services Computing Conference, APSCC 2011, Jeju Island, Korea, Republic of, December 12, 2011 - December 15, 2011 作者:  Hu, Bin;  Liu, Quanying;  Zhao, Qinglin;  Qi, Yanbing;  Peng, Hong 收藏  |  浏览/下载：2/0  |  提交时间：2017/01/18 Cellular telephone systems  Biometrics  Conference calls  Diseases  Electroencephalography  Experiments  Mobile telecommunication systems  Ubiquitous computing  Accuracy test  EEG signals  Individual identification  Mental illness  Mobile communications  Mobile Security  Password check  Predictive tools  Real time  Single channels  Smart phones  Time dimension  Ubiquitous  Ubiquitous application  Ubiquitous environments