python
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from sklearn.linear_model import LogisticRegression
def train_credit_score_model(data_with_noise, labels):
model = LogisticRegression()
model.fit(data_with_noise, labels)
return model
python
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def compute_credit_score(model, new_data_with_noise):
credit_score = model.predict_proba(new_data_with_noise)[:, 1]
return credit_score
python
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import numpy as np
from sklearn.linear_model import LogisticRegression
def anonymize_data(original_data):
return original_data + np.random.laplace(0, 1, original_data.shape)
def train_credit_score_model(data_with_noise, labels):
model = LogisticRegression()
model.fit(data_with_noise, labels)
return model
def compute_credit_score(model, new_data_with_noise):
credit_score = model.predict_proba(new_data_with_noise)[:, 1]
return credit_score
# 示例数据
original_data = np.random.rand(100, 5) # 假设有100个样本,5个特征
labels = np.random.randint(2, size=100) # 随机生成二分类标签
# 匿名化处理
data_with_noise = anonymize_data(original_data)
# 训练信用评分模型
credit_score_model = train_credit_score_model(data_with_noise, labels)
# 新数据匿名化处理
new_data = np.random.rand(1, 5) # 假设有一条新数据
new_data_with_noise = anonymize_data(new_data)
# 计算信用评分
credit_score = compute_credit_score(credit_score_model, new_data_with_noise)
# 输出信用评分
print("Computed Credit Score:", credit_score)