Task 2 -- Mandatory Tasks: Difference between revisions

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Created page with "Errors are an option… === 2 === Basic:<div class="figure"> File:31 0.png </div>Scaled by divison max() for every individual frequency band: File:31 1.png<div class="figure"> </div> == 3 == without preparing the data via /= std:<div class="figure"> File:31 2.png </div>with equalizing the power via /= std (obviously not the best idea in this case):<div class="figure"> File:31 3.png </div> == 4 == Phase Coherence<div class="figure"> File:31 4.png <..."
(No difference)

Revision as of 13:17, 23 October 2025

Errors are an option…

2

Basic:

Scaled by divison max() for every individual frequency band:

3

without preparing the data via /= std:

with equalizing the power via /= std (obviously not the best idea in this case):

4

Phase Coherence

Spectral Coherence

5

Phase Coherence

Spectral Coherence

image8.png

image9.png

6

{: .topic-optional} Don’t normalize the time series!

i.e. don’t do something like this:

data -= data.mean(axis=1, keepdims=True)
data /= data.std(axis=1, keepdims=True)

Otherwise you will not classify anything.

image12.png

Scaled by divison max() for every individual frequency band (Bad times happen):

image13.png

7

{: .topic-optional} Don’t normalize the time series!

i.e. don’t do something like this:

data -= data.mean(axis=1, keepdims=True)
data /= data.std(axis=1, keepdims=True)

Otherwise you will not classify anything.

image14.png