
TA MODUL 11 (VERSI 1)
Authored by Ibes Ibes
Computers
University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa yang dimaksud dengan EEG?
Electroencephalogram
Electrocardiogram
Electromyogram
Electrooculogram
Answer explanation
EEG adalah rekaman aktivitas listrik otak.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan kode berikut untuk membaca data EEG:
```
raw = mne.io.read_raw_fif(____, preload=True)
```
Extension file yang tepat untuk raw data EEG adalah:
.eeg
.fif
.dat
.txt
Answer explanation
.fif adalah format file yang umum digunakan untuk raw data EEG dalam MNE-Python.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan kode berikut:
```
ica = mne.____.ICA(n_components=20)
```
Module yang tepat untuk melakukan ICA adalah:
filter
preprocessing
decomposition
transform
Answer explanation
ICA adalah bagian dari modul preprocessing dalam MNE.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa fungsi dari metode ICA dalam pengolahan EEG?
Menghilangkan artifacts
Meningkatkan amplitudo sinyal
Mengubah frekuensi sampling
Mendeteksi spike
Answer explanation
ICA sering digunakan untuk membersihkan sinyal dari artifacts.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bagaimana cara menampilkan power spectral density?
```
raw.plot_____()
```
spectrum
psd
power
frequency
Answer explanation
plot_psd() menampilkan power spectral density.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Perhatikan kode berikut:
```
from scipy.signal import welch
freqs, psd = welch(____, fs)
```
Parameter pertama yang tepat adalah:
raw
data
signal
eeg
Answer explanation
Welch memerlukan data time series sebagai input.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa fungsi dari baseline correction?
Menghilangkan noise
Menormalisasi data
Mengubah frekuensi
Mendeteksi artifact
Answer explanation
Baseline correction menormalisasi data relatif terhadap periode referensi.
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