[导读]窄带通信系统中,载波频率偏移是影响接收性能的核心瓶颈之一。当信号带宽窄至百赫兹量级时,一颗普通晶振的频率偏差就可能达到数倍甚至数十倍符号速率,传统的锁相环方案往往因捕获范围不足而失效。基于FFT的频域载波同步提供了一条跳出锁相环 ...
A framework for analyzing single-cell genomics data, in which geometrical properties are harnessed to obtain insights on cellular diversity, including precise clustering, clear visualizations, and ...
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