To estimate the channel correlation matrix (CCM) in areas where channel information cannot be collected in advance, this paper proposes a way to spatially extrapolate CCM based on the calibration of ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

In the era of data information, Internet data overload makes it difficult for users to quickly obtain the information they need. Intelligent recommendation algorithms are widely used. The traditional ...