要使用t-SNE进行降维,首先需要导入相应的库: import pandas as pd from sklearn.manifold import TSNE import matplotlib.pyplot as plt 复制代码 接下来,加载数据并实例化t-SNE对象: data = pd.read_csv('data.csv') # 读取数据 X = data.drop('label', axis=1) # 提取特征列 y = data['label'] #...