TypeError:无法克隆对象“ <>”类型<class”>:由于它未实现“ get_params”方法,因此它似乎不是scikit-learn估计器

问题描述

我想对3种不同的模型使用votingClassifier或EnsembleVoteClassifier投票方法,但出现此错误 我需要您的帮助来解决此问题!

enter image description here

import numpy as np
import matplotlib.pyplot as plt
from mlxtend.classifier import EnsembleVoteClassifier
from mlxtend.plotting import plot_decision_regions

# Initializing Classifiers
clf1 = modelvgg16
clf2 = AlexNetModel
clf3 = InceptionV3Model
for model in [clf1,clf2,clf3]:
    model._estimator_type = "classifier"
    #print(model._estimator_type)
eclf = EnsembleVoteClassifier(clfs=[clf1,clf3],weights=[2,1,1],voting='soft')

X,Y = training_set.next()    
Y=np.zeros(X.shape[0]) # number of calsses is 38 
print("X.shape =",X.shape) # X.shape = (128,224,3)
print("Y.shape =",Y.shape) # Y.shape = (38,)

######################### Split train+test #######################################
from sklearn.model_selection import train_test_split
x_train,x_test,y_train,y_test = train_test_split(X,Y,test_size = 0.20,random_state=2)
# Whole Wine Classifier
ensemble_model.fit(x_train,y_train)
y_pred = ensemble_model.predict(x_test)
from sklearn.metrics import accuracy_score
print("accueacy : ",accuracy_score(y_test,y_pred))

有关更多信息,请参见此链接上的我的项目: my project

运行此代码时出现相同的错误:

enter image description here

解决方法

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