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June 28, 2017 06:57
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from sklearn.neural_network import MLPClassifier | |
X = [] | |
y = [] | |
with open('letter-recognition.data') as f: | |
lines = f.readlines() | |
for line in lines: | |
line = line.replace("\n", "") | |
parseLine = line.split(",") | |
y.append(parseLine[0]) | |
parseLine.pop(0) | |
parseLine = list(map(int, parseLine)) | |
X.append(parseLine) | |
clf = MLPClassifier(solver='lbfgs', hidden_layer_sizes=(500, ), random_state=1, activation='identity', max_iter=5000, learning_rate='adaptive') | |
print(clf.fit(X[:15999], y[:15999])) | |
test_data_x = clf.predict(X[16000:19999]) | |
test_data_y = y[16000:19999] | |
accuracy = 0 | |
for index,test_x in enumerate(test_data_x): | |
if test_x == test_data_y[index]: | |
accuracy = accuracy + 1 | |
print(accuracy/len(test_data_y)) | |
print(clf.predict([[4,4,4,6,2,7,7,14,2,5,6,8,6,8,0,8]])) |
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