목표 딥러닝 신경망으로 iris 다중분류 문제를 해결해보자 import numpy as np import pandas as pd import matplotlib.pyplot as plt from sklearn.datasets import load_iris iris = load_iris() iris.keys() dict_keys(['data', 'target', 'frame', 'target_names', 'DESCR', 'feature_names', 'filename', 'data_module']) iris.feature_names iris.feature_names ['sepal length (cm)', 'sepal width (cm)', 'petal length (cm)', 'petal width (c..