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    "# 4.4 探究式问题"
   ]
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   "source": [
    "（1）神经网络隐层的作用是什么？\n",
    "\n",
    "（2）输入空间中线性不可分的两类是否能线性可分？\n",
    "\n",
    "（3）非线性变换函数的作用是什么？\n",
    "\n",
    "（4）支持向量机中核函数的作用是什么？输入空间中线性不可分的两类是否能线性可分？\n",
    "\n",
    "（5）核函数的参数如何选择？"
   ]
  }
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