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时空数据的索引结构中，HR-tree可以高效处理时间片查询，但对时间段查询效率低下，同时存在存储冗余。3D-tree索引的效率较低，双树结构使索引维护较为困难，且磁盘访问开销大。该文提出一种新的基于R
Towards Multi-Paradigm Software Development
Since the principle of multi-carrier code division multiple access (MC-CDMA) was simultaneously proposed by Khaled Fazel...
This book is about multipoint cooperative communication, a key technology to overcome the long-standing problem of limit...
Wireless communication is witnessing tremendous growth with great proliferation of different standards covering wi...
The explosion in demand for wireless services experienced over the past 20 years has put significant pressure on system ...