Add notebooks for chapters 5 to 14

classification.ipynb

@@ -4,7 +4,23 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "**Classification**"
+    "**Chapter 3 – Classification**\n",
+    "\n",
+    "_This notebook contains all the sample code and solutions to the exercices in chapter 3._"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# Setup"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "First, let's make sure this notebook works well in both python 2 and 3, import a few common modules, ensure MatplotLib plots figures inline and prepare a function to save the figures:"
    ]
   },
   {
@@ -15,14 +31,18 @@
    },
    "outputs": [],
    "source": [
+    "# To support both python 2 and python 3\n",
     "from __future__ import division, print_function, unicode_literals\n",
     "\n",
+    "# Common imports\n",
     "import numpy as np\n",
     "import numpy.random as rnd\n",
-    "rnd.seed(42) # to make this notebook's output stable across runs\n",
-    "\n",
     "import os\n",
     "\n",
+    "# to make this notebook's output stable across runs\n",
+    "rnd.seed(42)\n",
+    "\n",
+    "# To plot pretty figures\n",
     "%matplotlib inline\n",
     "import matplotlib\n",
     "import matplotlib.pyplot as plt\n",
@@ -30,6 +50,7 @@
     "plt.rcParams['xtick.labelsize'] = 12\n",
     "plt.rcParams['ytick.labelsize'] = 12\n",
     "\n",
+    "# Where to save the figures\n",
     "PROJECT_ROOT_DIR = \".\"\n",
     "CHAPTER_ID = \"classification\"\n",
     "\n",
@@ -122,7 +143,7 @@
     "some_digit_index = 36000\n",
     "some_digit = X[some_digit_index]\n",
     "plot_digit(some_digit)\n",
-    "save_fig(\"some_digit\")\n",
+    "save_fig(\"some_digit_plot\")\n",
     "plt.show()"
    ]
   },
@@ -153,7 +174,7 @@
     "plt.figure(figsize=(9,9))\n",
     "example_images = np.r_[X[:12000:600], X[13000:30600:600], X[30600:60000:590]]\n",
     "plot_digits(example_images, images_per_row=10)\n",
-    "save_fig(\"more_digits\")\n",
+    "save_fig(\"more_digits_plot\")\n",
     "plt.show()"
    ]
   },
@@ -980,7 +1001,7 @@
     "some_index = 5500\n",
     "plt.subplot(121); plot_digit(X_test_mod[some_index])\n",
     "plt.subplot(122); plot_digit(y_test_mod[some_index])\n",
-    "save_fig(\"noisy_digit_example\")\n",
+    "save_fig(\"noisy_digit_example_plot\")\n",
     "plt.show()"
    ]
   },
@@ -1005,7 +1026,7 @@
    "source": [
     "clean_digit = knn_clf.predict([X_test_mod[some_index]])\n",
     "plot_digit(clean_digit)\n",
-    "save_fig(\"cleaned_digit_example\")\n",
+    "save_fig(\"cleaned_digit_example_plot\")\n",
     "plt.show()"
    ]
   },
@@ -1183,6 +1204,31 @@
    "source": [
     "plot_digit(ambiguous_digit)"
    ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {
+    "collapsed": true
+   },
+   "source": [
+    "# Exercise solutions"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "**Coming soon**"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {
@@ -1203,10 +1249,14 @@
    "pygments_lexer": "ipython3",
    "version": "3.5.1"
   },
+  "nav_menu": {},
   "toc": {
+   "navigate_menu": true,
+   "number_sections": true,
+   "sideBar": true,
+   "threshold": 6,
    "toc_cell": false,
-   "toc_number_sections": true,
-   "toc_threshold": 6,
+   "toc_section_display": "block",
    "toc_window_display": false
   }
  },