add n-grams simple example

Author: florian-huber

images/fig_ngrams_example.png

@@ -38,6 +38,12 @@
     "With 3-grams we could also get the pieces \"movie is good\", \"movie is bad\", \"actor was bad\", and \"actor was good\".\n",
     "Bigrams (or 2-grams) would not catch those differences. But they can also be very helpful in cases such as \"don't like\" vs \"do like\".\n",
     "\n",
+    "```{figure} ../images/fig_ngrams_example.png\n",
+    ":name: fig_ngrams_example\n",
+    "\n",
+    "Two example sentences can be compared based on the words they contain (left table). But in many cases, meaningful distinctions get more pronounced when including n-grams (here: 2-grams added ot the right table).\n",
+    "```\n",
+    "\n",
     "Now we will see how we can make use of such n-grams."
    ]
   },
@@ -2679,7 +2685,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.9.18"
+   "version": "3.12.9"
   }
  },
  "nbformat": 4,