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Updated the data cleaning.

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Batuhan Berk Başoğlu 2025-09-17 17:51:33 -04:00
parent 7734802cd1
commit 8a01e1bef6
Signed by: batuhan-basoglu
SSH key fingerprint: SHA256:kEsnuHX+qbwhxSAXPUQ4ox535wFHu/hIRaa53FzxRpo
4 changed files with 44 additions and 0 deletions
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9
linear-regression-parkinsons.py
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@ -129,6 +129,15 @@ if __name__ == "__main__":
df.dropna(inplace=True) # remove null values
print(f"Rows remaining after drop of the null values: {len(df)}")
# sanity checks for data validity
df = df[(df['age'] >= 18) & (df['age'] <= 95)]
df = df[(df['motor_UPDRS'] >= 0) & (df['motor_UPDRS'] <= 100)]
df = df[(df['total_UPDRS'] >= 0) & (df['total_UPDRS'] <= 100)]
df = df[(df['Jitter(%)'] >= 0) & (df['Jitter(%)'] <= 10)]
df = df[(df['Shimmer(dB)'] >= 0) & (df['Shimmer(dB)'] <= 10)]
print(f"Rows after sanity checks: {len(df)}")
# check if there are still null values
assert df.isna().sum().sum() == 0, "There are still some null values."

13
logistic-regression-wdbc.py
View file

@ -43,6 +43,19 @@ if __name__ == "__main__":
for col in num_cols:
df = df[df[col] >= 0]
df['Diagnosis'] = df['Diagnosis'].map({'M': 1, 'B': 0}) # making diagnosis numeric
df['Diagnosis'] = df['Diagnosis'].astype('category')
# sanity checks for data validity
df = df[(df['radius_mean'] > 0) & (df['radius_mean'] <= 30)]
df = df[(df['radius_worst'] > 0) & (df['radius_worst'] <= 30)]
df = df[(df['texture_mean'] >= 0) & (df['texture_mean'] <= 100)]
df = df[(df['texture_worst'] >= 0) & (df['texture_worst'] <= 100)]
df = df[(df['perimeter_mean'] > 0) & (df['perimeter_mean'] <= 200)]
df = df[(df['perimeter_worst'] > 0) & (df['perimeter_worst'] <= 200)]
df = df[(df['area_mean'] > 0) & (df['area_mean'] <= 600)]
df = df[(df['area_worst'] > 0) & (df['area_worst'] <= 600)]
# check if there are still null values
assert df.isna().sum().sum() == 0, "There are still some null values."

9
mini-batch-sgd-linear-regression-parkinsons.py
View file

@ -135,6 +135,15 @@ if __name__ == "__main__":
df.dropna(inplace=True) # remove null values
print(f"Rows remaining after drop of the null values: {len(df)}")
# sanity checks for data validity
df = df[(df['age'] >= 18) & (df['age'] <= 95)]
df = df[(df['motor_UPDRS'] >= 0) & (df['motor_UPDRS'] <= 100)]
df = df[(df['total_UPDRS'] >= 0) & (df['total_UPDRS'] <= 100)]
df = df[(df['Jitter(%)'] >= 0) & (df['Jitter(%)'] <= 10)]
df = df[(df['Shimmer(dB)'] >= 0) & (df['Shimmer(dB)'] <= 10)]
print(f"Rows after sanity checks: {len(df)}")
# check if there are still null values
assert df.isna().sum().sum() == 0, "There are still some null values."

13
mini-batch-sgd-logistic-regression-wdbc.py
View file

@ -43,6 +43,19 @@ if __name__ == "__main__":
for col in num_cols:
df = df[df[col] >= 0]
df['Diagnosis'] = df['Diagnosis'].map({'M': 1, 'B': 0}) # making diagnosis numeric
df['Diagnosis'] = df['Diagnosis'].astype('category')
# sanity checks for data validity
df = df[(df['radius_mean'] > 0) & (df['radius_mean'] <= 30)]
df = df[(df['radius_worst'] > 0) & (df['radius_worst'] <= 30)]
df = df[(df['texture_mean'] >= 0) & (df['texture_mean'] <= 100)]
df = df[(df['texture_worst'] >= 0) & (df['texture_worst'] <= 100)]
df = df[(df['perimeter_mean'] > 0) & (df['perimeter_mean'] <= 200)]
df = df[(df['perimeter_worst'] > 0) & (df['perimeter_worst'] <= 200)]
df = df[(df['area_mean'] > 0) & (df['area_mean'] <= 600)]
df = df[(df['area_worst'] > 0) & (df['area_worst'] <= 600)]
# check if there are still null values
assert df.isna().sum().sum() == 0, "There are still some null values."