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A channel for communication between transmitter and receiver. Sometimes a channel is multi-input/multi-output, allowing for multiple transmitters and multiple receivers.
2
votes
Accepted
What does $\mathcal{ E}(|h|^2)$, where $|h|^2$ is power of the channel gain $h$ represent?
As Marcus says, it's the expectation:
$$ \mathcal{E}(|h|^2) = \int |h|^2 p_{|h|^2}(|h|^2) d|h|^2$$
where $p_{|h|^2}(|h|^2)$ is the probability density function of $|h|^2$.
This assumes that there's so …
1
vote
Averaging two channels with Python
Just doing
np.mean(y,axis=0)
seems to work for me.
But to really check I'd need to know how you loaded the file. My code below.
Code only
import librosa
import numpy as np
import soundfile
y, sr = …