下图展示了一个有趣的现象：在法国斗牛犬的图像上添加一小块对抗性补丁后，VGG分类器竟然以极高的置信度将其判定为足球。Grad-CAM可视化清楚地显示，模型的注意力完全从狗身上转移到了那块补丁——一个精心构造的小扰动就足以劫持整个决策过程。

Abstract: Python and one of plotting module matplotlib was explained briefly. Existing softwares may be enough to solve and display the results of scientific problems. But matplotlib also stepping ...

import jieba #用于分词 import re #正则匹配 import matplotlib.pyplot as plt #绘图 from pyecharts.charts import Geo from pyecharts import options as opts from pyecharts.globals import GeoType #jieba添加自定义字典 def ...

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