diff --git a/P2. Evaluation.ipynb b/P2. Evaluation.ipynb
index e89d78d..116377e 100644
--- a/P2. Evaluation.ipynb	
+++ b/P2. Evaluation.ipynb	
@@ -397,7 +397,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 8,
+   "execution_count": 7,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -453,7 +453,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
+   "execution_count": 8,
    "metadata": {},
    "outputs": [
     {
@@ -500,7 +500,7 @@
        "0           1.0       0.033911  2.836513  0.991139"
       ]
      },
-     "execution_count": 9,
+     "execution_count": 8,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -521,14 +521,14 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 10,
+   "execution_count": 9,
    "metadata": {},
    "outputs": [
     {
      "name": "stderr",
      "output_type": "stream",
      "text": [
-      "943it [00:00, 11012.47it/s]\n"
+      "943it [00:00, 12952.59it/s]\n"
      ]
     },
     {
@@ -565,6 +565,8 @@
        "      <th>MRR</th>\n",
        "      <th>LAUC</th>\n",
        "      <th>HR</th>\n",
+       "      <th>HitRate2</th>\n",
+       "      <th>HitRate3</th>\n",
        "      <th>Reco in test</th>\n",
        "      <th>Test coverage</th>\n",
        "      <th>Shannon</th>\n",
@@ -587,6 +589,8 @@
        "      <td>0.198193</td>\n",
        "      <td>0.515501</td>\n",
        "      <td>0.437964</td>\n",
+       "      <td>0.239661</td>\n",
+       "      <td>0.126193</td>\n",
        "      <td>1.0</td>\n",
        "      <td>0.033911</td>\n",
        "      <td>2.836513</td>\n",
@@ -603,11 +607,14 @@
        "   precision_super  recall_super      NDCG       mAP       MRR      LAUC  \\\n",
        "0         0.079614      0.056463  0.095957  0.043178  0.198193  0.515501   \n",
        "\n",
-       "         HR  Reco in test  Test coverage   Shannon      Gini  \n",
-       "0  0.437964           1.0       0.033911  2.836513  0.991139  "
+       "         HR  HitRate2  HitRate3  Reco in test  Test coverage   Shannon  \\\n",
+       "0  0.437964  0.239661  0.126193           1.0       0.033911  2.836513   \n",
+       "\n",
+       "       Gini  \n",
+       "0  0.991139  "
       ]
      },
-     "execution_count": 10,
+     "execution_count": 9,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -633,18 +640,19 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 11,
+   "execution_count": 10,
    "metadata": {},
    "outputs": [
     {
      "name": "stderr",
      "output_type": "stream",
      "text": [
-      "943it [00:00, 10346.82it/s]\n",
-      "943it [00:00, 11772.32it/s]\n",
-      "943it [00:00, 10636.62it/s]\n",
-      "943it [00:00, 10767.92it/s]\n",
-      "943it [00:00, 12019.93it/s]\n"
+      "943it [00:00, 13130.52it/s]\n",
+      "943it [00:00, 12777.31it/s]\n",
+      "943it [00:00, 13513.65it/s]\n",
+      "943it [00:00, 13323.06it/s]\n",
+      "943it [00:00, 13507.69it/s]\n",
+      "943it [00:00, 13697.48it/s]\n"
      ]
     }
    ],
@@ -659,7 +667,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 12,
+   "execution_count": 11,
    "metadata": {},
    "outputs": [
     {
@@ -722,14 +730,14 @@
        "    <tr>\n",
        "      <th>0</th>\n",
        "      <td>Ready_Random</td>\n",
-       "      <td>1.521845</td>\n",
-       "      <td>1.225949</td>\n",
-       "      <td>0.047190</td>\n",
-       "      <td>0.020753</td>\n",
-       "      <td>0.024810</td>\n",
-       "      <td>0.032269</td>\n",
-       "      <td>0.029506</td>\n",
-       "      <td>0.023707</td>\n",
+       "      <td>1.516512</td>\n",
+       "      <td>1.217214</td>\n",
+       "      <td>0.045599</td>\n",
+       "      <td>0.021001</td>\n",
+       "      <td>0.024136</td>\n",
+       "      <td>0.031226</td>\n",
+       "      <td>0.028541</td>\n",
+       "      <td>0.022057</td>\n",
        "    </tr>\n",
        "    <tr>\n",
        "      <th>0</th>\n",
@@ -755,6 +763,18 @@
        "      <td>0.000644</td>\n",
        "      <td>0.000189</td>\n",
        "    </tr>\n",
+       "    <tr>\n",
+       "      <th>0</th>\n",
+       "      <td>Self_IKNN</td>\n",
+       "      <td>1.018363</td>\n",
+       "      <td>0.808793</td>\n",
+       "      <td>0.000318</td>\n",
+       "      <td>0.000108</td>\n",
+       "      <td>0.000140</td>\n",
+       "      <td>0.000189</td>\n",
+       "      <td>0.000000</td>\n",
+       "      <td>0.000000</td>\n",
+       "    </tr>\n",
        "  </tbody>\n",
        "</table>\n",
        "</div>"
@@ -763,19 +783,21 @@
        "             Model      RMSE       MAE  precision    recall       F_1  \\\n",
        "0      Self_TopPop  2.508258  2.217909   0.188865  0.116919  0.118732   \n",
        "0   Ready_Baseline  0.949459  0.752487   0.091410  0.037652  0.046030   \n",
-       "0     Ready_Random  1.521845  1.225949   0.047190  0.020753  0.024810   \n",
+       "0     Ready_Random  1.516512  1.217214   0.045599  0.021001  0.024136   \n",
        "0    Self_TopRated  1.030712  0.820904   0.000954  0.000188  0.000298   \n",
        "0  Self_BaselineUI  0.967585  0.762740   0.000954  0.000170  0.000278   \n",
+       "0        Self_IKNN  1.018363  0.808793   0.000318  0.000108  0.000140   \n",
        "\n",
        "       F_05  precision_super  recall_super  \n",
        "0  0.141584         0.130472      0.137473  \n",
        "0  0.061286         0.079614      0.056463  \n",
-       "0  0.032269         0.029506      0.023707  \n",
+       "0  0.031226         0.028541      0.022057  \n",
        "0  0.000481         0.000644      0.000223  \n",
-       "0  0.000463         0.000644      0.000189  "
+       "0  0.000463         0.000644      0.000189  \n",
+       "0  0.000189         0.000000      0.000000  "
       ]
      },
-     "execution_count": 12,
+     "execution_count": 11,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -786,7 +808,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 13,
+   "execution_count": 12,
    "metadata": {},
    "outputs": [
     {
@@ -816,6 +838,8 @@
        "      <th>MRR</th>\n",
        "      <th>LAUC</th>\n",
        "      <th>HR</th>\n",
+       "      <th>HitRate2</th>\n",
+       "      <th>HitRate3</th>\n",
        "      <th>Reco in test</th>\n",
        "      <th>Test coverage</th>\n",
        "      <th>Shannon</th>\n",
@@ -831,6 +855,8 @@
        "      <td>0.400939</td>\n",
        "      <td>0.555546</td>\n",
        "      <td>0.765642</td>\n",
+       "      <td>0.492047</td>\n",
+       "      <td>0.290562</td>\n",
        "      <td>1.000000</td>\n",
        "      <td>0.038961</td>\n",
        "      <td>3.159079</td>\n",
@@ -844,6 +870,8 @@
        "      <td>0.198193</td>\n",
        "      <td>0.515501</td>\n",
        "      <td>0.437964</td>\n",
+       "      <td>0.239661</td>\n",
+       "      <td>0.126193</td>\n",
        "      <td>1.000000</td>\n",
        "      <td>0.033911</td>\n",
        "      <td>2.836513</td>\n",
@@ -852,15 +880,17 @@
        "    <tr>\n",
        "      <th>0</th>\n",
        "      <td>Ready_Random</td>\n",
-       "      <td>0.050075</td>\n",
-       "      <td>0.018728</td>\n",
-       "      <td>0.121957</td>\n",
-       "      <td>0.506893</td>\n",
-       "      <td>0.329799</td>\n",
-       "      <td>0.986532</td>\n",
-       "      <td>0.184704</td>\n",
-       "      <td>5.099706</td>\n",
-       "      <td>0.907217</td>\n",
+       "      <td>0.050154</td>\n",
+       "      <td>0.019000</td>\n",
+       "      <td>0.125089</td>\n",
+       "      <td>0.507013</td>\n",
+       "      <td>0.327678</td>\n",
+       "      <td>0.093319</td>\n",
+       "      <td>0.026511</td>\n",
+       "      <td>0.988017</td>\n",
+       "      <td>0.192641</td>\n",
+       "      <td>5.141246</td>\n",
+       "      <td>0.903763</td>\n",
        "    </tr>\n",
        "    <tr>\n",
        "      <th>0</th>\n",
@@ -870,6 +900,8 @@
        "      <td>0.003348</td>\n",
        "      <td>0.496433</td>\n",
        "      <td>0.009544</td>\n",
+       "      <td>0.000000</td>\n",
+       "      <td>0.000000</td>\n",
        "      <td>0.699046</td>\n",
        "      <td>0.005051</td>\n",
        "      <td>1.945910</td>\n",
@@ -883,11 +915,28 @@
        "      <td>0.001677</td>\n",
        "      <td>0.496424</td>\n",
        "      <td>0.009544</td>\n",
+       "      <td>0.000000</td>\n",
+       "      <td>0.000000</td>\n",
        "      <td>0.600530</td>\n",
        "      <td>0.005051</td>\n",
        "      <td>1.803126</td>\n",
        "      <td>0.996380</td>\n",
        "    </tr>\n",
+       "    <tr>\n",
+       "      <th>0</th>\n",
+       "      <td>Self_IKNN</td>\n",
+       "      <td>0.000214</td>\n",
+       "      <td>0.000037</td>\n",
+       "      <td>0.000368</td>\n",
+       "      <td>0.496391</td>\n",
+       "      <td>0.003181</td>\n",
+       "      <td>0.000000</td>\n",
+       "      <td>0.000000</td>\n",
+       "      <td>0.392153</td>\n",
+       "      <td>0.115440</td>\n",
+       "      <td>4.174741</td>\n",
+       "      <td>0.965327</td>\n",
+       "    </tr>\n",
        "  </tbody>\n",
        "</table>\n",
        "</div>"
@@ -896,19 +945,21 @@
        "             Model      NDCG       mAP       MRR      LAUC        HR  \\\n",
        "0      Self_TopPop  0.214651  0.111707  0.400939  0.555546  0.765642   \n",
        "0   Ready_Baseline  0.095957  0.043178  0.198193  0.515501  0.437964   \n",
-       "0     Ready_Random  0.050075  0.018728  0.121957  0.506893  0.329799   \n",
+       "0     Ready_Random  0.050154  0.019000  0.125089  0.507013  0.327678   \n",
        "0    Self_TopRated  0.001043  0.000335  0.003348  0.496433  0.009544   \n",
        "0  Self_BaselineUI  0.000752  0.000168  0.001677  0.496424  0.009544   \n",
+       "0        Self_IKNN  0.000214  0.000037  0.000368  0.496391  0.003181   \n",
        "\n",
-       "   Reco in test  Test coverage   Shannon      Gini  \n",
-       "0      1.000000       0.038961  3.159079  0.987317  \n",
-       "0      1.000000       0.033911  2.836513  0.991139  \n",
-       "0      0.986532       0.184704  5.099706  0.907217  \n",
-       "0      0.699046       0.005051  1.945910  0.995669  \n",
-       "0      0.600530       0.005051  1.803126  0.996380  "
+       "   HitRate2  HitRate3  Reco in test  Test coverage   Shannon      Gini  \n",
+       "0  0.492047  0.290562      1.000000       0.038961  3.159079  0.987317  \n",
+       "0  0.239661  0.126193      1.000000       0.033911  2.836513  0.991139  \n",
+       "0  0.093319  0.026511      0.988017       0.192641  5.141246  0.903763  \n",
+       "0  0.000000  0.000000      0.699046       0.005051  1.945910  0.995669  \n",
+       "0  0.000000  0.000000      0.600530       0.005051  1.803126  0.996380  \n",
+       "0  0.000000  0.000000      0.392153       0.115440  4.174741  0.965327  "
       ]
      },
-     "execution_count": 13,
+     "execution_count": 12,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -926,14 +977,15 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 14,
+   "execution_count": 13,
    "metadata": {},
    "outputs": [
     {
      "name": "stderr",
      "output_type": "stream",
      "text": [
-      "3it [00:00, 5771.98it/s]\n"
+      "3it [00:00, ?it/s]\n",
+      "3it [00:00, ?it/s]\n"
      ]
     },
     {
@@ -971,6 +1023,8 @@
        "      <th>MRR</th>\n",
        "      <th>LAUC</th>\n",
        "      <th>HR</th>\n",
+       "      <th>HitRate2</th>\n",
+       "      <th>HitRate3</th>\n",
        "      <th>Reco in test</th>\n",
        "      <th>Test coverage</th>\n",
        "      <th>Shannon</th>\n",
@@ -982,7 +1036,7 @@
        "      <th>0</th>\n",
        "      <td>Self_BaselineUI</td>\n",
        "      <td>1.612452</td>\n",
-       "      <td>1.4</td>\n",
+       "      <td>1.400</td>\n",
        "      <td>0.444444</td>\n",
        "      <td>0.888889</td>\n",
        "      <td>0.555556</td>\n",
@@ -994,24 +1048,52 @@
        "      <td>0.611111</td>\n",
        "      <td>0.638889</td>\n",
        "      <td>1.0</td>\n",
+       "      <td>0.333333</td>\n",
+       "      <td>0.0</td>\n",
        "      <td>0.888889</td>\n",
        "      <td>0.8</td>\n",
        "      <td>1.386294</td>\n",
-       "      <td>0.25</td>\n",
+       "      <td>0.250000</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>0</th>\n",
+       "      <td>Self_BaselineIU</td>\n",
+       "      <td>1.648337</td>\n",
+       "      <td>1.575</td>\n",
+       "      <td>0.444444</td>\n",
+       "      <td>0.888889</td>\n",
+       "      <td>0.555556</td>\n",
+       "      <td>0.478632</td>\n",
+       "      <td>0.333333</td>\n",
+       "      <td>0.75</td>\n",
+       "      <td>0.720550</td>\n",
+       "      <td>0.629630</td>\n",
+       "      <td>0.666667</td>\n",
+       "      <td>0.722222</td>\n",
+       "      <td>1.0</td>\n",
+       "      <td>0.333333</td>\n",
+       "      <td>0.0</td>\n",
+       "      <td>0.777778</td>\n",
+       "      <td>0.8</td>\n",
+       "      <td>1.351784</td>\n",
+       "      <td>0.357143</td>\n",
        "    </tr>\n",
        "  </tbody>\n",
        "</table>\n",
        "</div>"
       ],
       "text/plain": [
-       "             Model      RMSE  MAE  precision    recall       F_1      F_05  \\\n",
-       "0  Self_BaselineUI  1.612452  1.4   0.444444  0.888889  0.555556  0.478632   \n",
+       "             Model      RMSE    MAE  precision    recall       F_1      F_05  \\\n",
+       "0  Self_BaselineUI  1.612452  1.400   0.444444  0.888889  0.555556  0.478632   \n",
+       "0  Self_BaselineIU  1.648337  1.575   0.444444  0.888889  0.555556  0.478632   \n",
        "\n",
        "   precision_super  recall_super      NDCG       mAP       MRR      LAUC   HR  \\\n",
        "0         0.333333          0.75  0.676907  0.574074  0.611111  0.638889  1.0   \n",
+       "0         0.333333          0.75  0.720550  0.629630  0.666667  0.722222  1.0   \n",
        "\n",
-       "   Reco in test  Test coverage   Shannon  Gini  \n",
-       "0      0.888889            0.8  1.386294  0.25  "
+       "   HitRate2  HitRate3  Reco in test  Test coverage   Shannon      Gini  \n",
+       "0  0.333333       0.0      0.888889            0.8  1.386294  0.250000  \n",
+       "0  0.333333       0.0      0.777778            0.8  1.351784  0.357143  "
       ]
      },
      "metadata": {},
@@ -1029,7 +1111,7 @@
       "text/plain": [
        "matrix([[3, 4, 0, 0, 5, 0, 0, 4],\n",
        "        [0, 1, 2, 3, 0, 0, 0, 0],\n",
-       "        [0, 0, 0, 5, 0, 3, 4, 0]])"
+       "        [0, 0, 0, 5, 0, 3, 4, 0]], dtype=int64)"
       ]
      },
      "metadata": {},
@@ -1047,7 +1129,7 @@
       "text/plain": [
        "matrix([[0, 0, 0, 0, 0, 0, 3, 0],\n",
        "        [0, 0, 0, 0, 5, 0, 0, 0],\n",
-       "        [5, 0, 4, 0, 0, 0, 0, 2]])"
+       "        [5, 0, 4, 0, 0, 0, 0, 2]], dtype=int64)"
       ]
      },
      "metadata": {},
@@ -1276,7 +1358,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 15,
+   "execution_count": 14,
    "metadata": {},
    "outputs": [
     {
@@ -1315,148 +1397,148 @@
        "  </thead>\n",
        "  <tbody>\n",
        "    <tr>\n",
-       "      <th>57482</th>\n",
-       "      <td>2</td>\n",
+       "      <th>36652</th>\n",
+       "      <td>735</td>\n",
        "      <td>5</td>\n",
-       "      <td>Emma (1996)</td>\n",
-       "      <td>Drama, Romance</td>\n",
+       "      <td>Lone Star (1996)</td>\n",
+       "      <td>Drama, Mystery</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>54506</th>\n",
-       "      <td>2</td>\n",
-       "      <td>5</td>\n",
-       "      <td>Sense and Sensibility (1995)</td>\n",
-       "      <td>Drama, Romance</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>40581</th>\n",
-       "      <td>2</td>\n",
-       "      <td>5</td>\n",
-       "      <td>Titanic (1997)</td>\n",
-       "      <td>Action, Drama, Romance</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>2949</th>\n",
-       "      <td>2</td>\n",
+       "      <th>3143</th>\n",
+       "      <td>735</td>\n",
        "      <td>5</td>\n",
        "      <td>Star Wars (1977)</td>\n",
        "      <td>Action, Adventure, Romance, Sci-Fi, War</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>69653</th>\n",
-       "      <td>2</td>\n",
-       "      <td>5</td>\n",
-       "      <td>Wings of the Dove, The (1997)</td>\n",
-       "      <td>Drama, Romance, Thriller</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>7906</th>\n",
-       "      <td>2</td>\n",
-       "      <td>5</td>\n",
-       "      <td>As Good As It Gets (1997)</td>\n",
-       "      <td>Comedy, Drama</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>69400</th>\n",
-       "      <td>2</td>\n",
-       "      <td>5</td>\n",
-       "      <td>Shall We Dance? (1996)</td>\n",
-       "      <td>Comedy</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>14469</th>\n",
-       "      <td>2</td>\n",
-       "      <td>5</td>\n",
-       "      <td>Fargo (1996)</td>\n",
-       "      <td>Crime, Drama, Thriller</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>46151</th>\n",
-       "      <td>2</td>\n",
-       "      <td>5</td>\n",
-       "      <td>L.A. Confidential (1997)</td>\n",
-       "      <td>Crime, Film-Noir, Mystery, Thriller</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>67293</th>\n",
-       "      <td>2</td>\n",
-       "      <td>5</td>\n",
-       "      <td>Good Will Hunting (1997)</td>\n",
-       "      <td>Drama</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>20923</th>\n",
-       "      <td>2</td>\n",
-       "      <td>5</td>\n",
-       "      <td>Secrets &amp; Lies (1996)</td>\n",
-       "      <td>Drama</td>\n",
-       "    </tr>\n",
-       "    <tr>\n",
-       "      <th>52921</th>\n",
-       "      <td>2</td>\n",
+       "      <th>52919</th>\n",
+       "      <td>735</td>\n",
        "      <td>5</td>\n",
        "      <td>Kolya (1996)</td>\n",
        "      <td>Comedy</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>50103</th>\n",
-       "      <td>2</td>\n",
+       "      <th>275</th>\n",
+       "      <td>735</td>\n",
        "      <td>4</td>\n",
-       "      <td>Mrs. Brown (Her Majesty, Mrs. Brown) (1997)</td>\n",
-       "      <td>Drama, Romance</td>\n",
+       "      <td>Toy Story (1995)</td>\n",
+       "      <td>Animation, Children's, Comedy</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>51972</th>\n",
-       "      <td>2</td>\n",
+       "      <th>41134</th>\n",
+       "      <td>735</td>\n",
+       "      <td>4</td>\n",
+       "      <td>Trainspotting (1996)</td>\n",
+       "      <td>Drama</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>28094</th>\n",
+       "      <td>735</td>\n",
+       "      <td>4</td>\n",
+       "      <td>Face/Off (1997)</td>\n",
+       "      <td>Action, Sci-Fi, Thriller</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>26548</th>\n",
+       "      <td>735</td>\n",
+       "      <td>4</td>\n",
+       "      <td>Everyone Says I Love You (1996)</td>\n",
+       "      <td>Comedy, Musical, Romance</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>26186</th>\n",
+       "      <td>735</td>\n",
+       "      <td>4</td>\n",
+       "      <td>Air Force One (1997)</td>\n",
+       "      <td>Action, Thriller</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>25791</th>\n",
+       "      <td>735</td>\n",
+       "      <td>4</td>\n",
+       "      <td>Dead Man Walking (1995)</td>\n",
+       "      <td>Drama</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>51948</th>\n",
+       "      <td>735</td>\n",
        "      <td>4</td>\n",
        "      <td>Mighty Aphrodite (1995)</td>\n",
        "      <td>Comedy</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>515</th>\n",
-       "      <td>2</td>\n",
+       "      <th>52778</th>\n",
+       "      <td>735</td>\n",
        "      <td>4</td>\n",
-       "      <td>Heat (1995)</td>\n",
-       "      <td>Action, Crime, Thriller</td>\n",
+       "      <td>Fly Away Home (1996)</td>\n",
+       "      <td>Adventure, Children's</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>20966</th>\n",
+       "      <td>735</td>\n",
+       "      <td>4</td>\n",
+       "      <td>Secrets &amp; Lies (1996)</td>\n",
+       "      <td>Drama</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>19301</th>\n",
+       "      <td>735</td>\n",
+       "      <td>4</td>\n",
+       "      <td>Scream (1996)</td>\n",
+       "      <td>Horror, Thriller</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>54450</th>\n",
+       "      <td>735</td>\n",
+       "      <td>4</td>\n",
+       "      <td>Sense and Sensibility (1995)</td>\n",
+       "      <td>Drama, Romance</td>\n",
+       "    </tr>\n",
+       "    <tr>\n",
+       "      <th>17177</th>\n",
+       "      <td>735</td>\n",
+       "      <td>4</td>\n",
+       "      <td>Leaving Las Vegas (1995)</td>\n",
+       "      <td>Drama, Romance</td>\n",
        "    </tr>\n",
        "  </tbody>\n",
        "</table>\n",
        "</div>"
       ],
       "text/plain": [
-       "       user  rating                                        title  \\\n",
-       "57482     2       5                                  Emma (1996)   \n",
-       "54506     2       5                 Sense and Sensibility (1995)   \n",
-       "40581     2       5                               Titanic (1997)   \n",
-       "2949      2       5                             Star Wars (1977)   \n",
-       "69653     2       5                Wings of the Dove, The (1997)   \n",
-       "7906      2       5                    As Good As It Gets (1997)   \n",
-       "69400     2       5                       Shall We Dance? (1996)   \n",
-       "14469     2       5                                 Fargo (1996)   \n",
-       "46151     2       5                     L.A. Confidential (1997)   \n",
-       "67293     2       5                     Good Will Hunting (1997)   \n",
-       "20923     2       5                        Secrets & Lies (1996)   \n",
-       "52921     2       5                                 Kolya (1996)   \n",
-       "50103     2       4  Mrs. Brown (Her Majesty, Mrs. Brown) (1997)   \n",
-       "51972     2       4                      Mighty Aphrodite (1995)   \n",
-       "515       2       4                                  Heat (1995)   \n",
+       "       user  rating                            title  \\\n",
+       "36652   735       5                 Lone Star (1996)   \n",
+       "3143    735       5                 Star Wars (1977)   \n",
+       "52919   735       5                     Kolya (1996)   \n",
+       "275     735       4                 Toy Story (1995)   \n",
+       "41134   735       4             Trainspotting (1996)   \n",
+       "28094   735       4                  Face/Off (1997)   \n",
+       "26548   735       4  Everyone Says I Love You (1996)   \n",
+       "26186   735       4             Air Force One (1997)   \n",
+       "25791   735       4          Dead Man Walking (1995)   \n",
+       "51948   735       4          Mighty Aphrodite (1995)   \n",
+       "52778   735       4             Fly Away Home (1996)   \n",
+       "20966   735       4            Secrets & Lies (1996)   \n",
+       "19301   735       4                    Scream (1996)   \n",
+       "54450   735       4     Sense and Sensibility (1995)   \n",
+       "17177   735       4         Leaving Las Vegas (1995)   \n",
        "\n",
        "                                        genres  \n",
-       "57482                           Drama, Romance  \n",
-       "54506                           Drama, Romance  \n",
-       "40581                   Action, Drama, Romance  \n",
-       "2949   Action, Adventure, Romance, Sci-Fi, War  \n",
-       "69653                 Drama, Romance, Thriller  \n",
-       "7906                             Comedy, Drama  \n",
-       "69400                                   Comedy  \n",
-       "14469                   Crime, Drama, Thriller  \n",
-       "46151      Crime, Film-Noir, Mystery, Thriller  \n",
-       "67293                                    Drama  \n",
-       "20923                                    Drama  \n",
-       "52921                                   Comedy  \n",
-       "50103                           Drama, Romance  \n",
-       "51972                                   Comedy  \n",
-       "515                    Action, Crime, Thriller  "
+       "36652                           Drama, Mystery  \n",
+       "3143   Action, Adventure, Romance, Sci-Fi, War  \n",
+       "52919                                   Comedy  \n",
+       "275              Animation, Children's, Comedy  \n",
+       "41134                                    Drama  \n",
+       "28094                 Action, Sci-Fi, Thriller  \n",
+       "26548                 Comedy, Musical, Romance  \n",
+       "26186                         Action, Thriller  \n",
+       "25791                                    Drama  \n",
+       "51948                                   Comedy  \n",
+       "52778                    Adventure, Children's  \n",
+       "20966                                    Drama  \n",
+       "19301                         Horror, Thriller  \n",
+       "54450                           Drama, Romance  \n",
+       "17177                           Drama, Romance  "
       ]
      },
      "metadata": {},
@@ -1498,71 +1580,71 @@
        "  </thead>\n",
        "  <tbody>\n",
        "    <tr>\n",
-       "      <th>1</th>\n",
-       "      <td>2.0</td>\n",
+       "      <th>733</th>\n",
+       "      <td>735.0</td>\n",
        "      <td>1</td>\n",
        "      <td>Great Day in Harlem, A (1994)</td>\n",
        "      <td>Documentary</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>943</th>\n",
-       "      <td>2.0</td>\n",
+       "      <th>1675</th>\n",
+       "      <td>735.0</td>\n",
        "      <td>2</td>\n",
        "      <td>Tough and Deadly (1995)</td>\n",
        "      <td>Action, Drama, Thriller</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>1885</th>\n",
-       "      <td>2.0</td>\n",
+       "      <th>2617</th>\n",
+       "      <td>735.0</td>\n",
        "      <td>3</td>\n",
        "      <td>Aiqing wansui (1994)</td>\n",
        "      <td>Drama</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>2827</th>\n",
-       "      <td>2.0</td>\n",
+       "      <th>3559</th>\n",
+       "      <td>735.0</td>\n",
        "      <td>4</td>\n",
        "      <td>Delta of Venus (1994)</td>\n",
        "      <td>Drama</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>3769</th>\n",
-       "      <td>2.0</td>\n",
+       "      <th>4501</th>\n",
+       "      <td>735.0</td>\n",
        "      <td>5</td>\n",
        "      <td>Someone Else's America (1995)</td>\n",
        "      <td>Drama</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>4711</th>\n",
-       "      <td>2.0</td>\n",
+       "      <th>5443</th>\n",
+       "      <td>735.0</td>\n",
        "      <td>6</td>\n",
        "      <td>Saint of Fort Washington, The (1993)</td>\n",
        "      <td>Drama</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>5653</th>\n",
-       "      <td>2.0</td>\n",
+       "      <th>6385</th>\n",
+       "      <td>735.0</td>\n",
        "      <td>7</td>\n",
        "      <td>Celestial Clockwork (1994)</td>\n",
        "      <td>Comedy</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>6595</th>\n",
-       "      <td>2.0</td>\n",
+       "      <th>7326</th>\n",
+       "      <td>735.0</td>\n",
        "      <td>8</td>\n",
        "      <td>Some Mother's Son (1996)</td>\n",
        "      <td>Drama</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>8489</th>\n",
-       "      <td>2.0</td>\n",
+       "      <th>9222</th>\n",
+       "      <td>735.0</td>\n",
        "      <td>9</td>\n",
        "      <td>Maya Lin: A Strong Clear Vision (1994)</td>\n",
        "      <td>Documentary</td>\n",
        "    </tr>\n",
        "    <tr>\n",
-       "      <th>7536</th>\n",
-       "      <td>2.0</td>\n",
+       "      <th>8268</th>\n",
+       "      <td>735.0</td>\n",
        "      <td>10</td>\n",
        "      <td>Prefontaine (1997)</td>\n",
        "      <td>Drama</td>\n",
@@ -1572,32 +1654,32 @@
        "</div>"
       ],
       "text/plain": [
-       "      user  rec_nb                                   title  \\\n",
-       "1      2.0       1           Great Day in Harlem, A (1994)   \n",
-       "943    2.0       2                 Tough and Deadly (1995)   \n",
-       "1885   2.0       3                    Aiqing wansui (1994)   \n",
-       "2827   2.0       4                   Delta of Venus (1994)   \n",
-       "3769   2.0       5           Someone Else's America (1995)   \n",
-       "4711   2.0       6    Saint of Fort Washington, The (1993)   \n",
-       "5653   2.0       7              Celestial Clockwork (1994)   \n",
-       "6595   2.0       8                Some Mother's Son (1996)   \n",
-       "8489   2.0       9  Maya Lin: A Strong Clear Vision (1994)   \n",
-       "7536   2.0      10                      Prefontaine (1997)   \n",
+       "       user  rec_nb                                   title  \\\n",
+       "733   735.0       1           Great Day in Harlem, A (1994)   \n",
+       "1675  735.0       2                 Tough and Deadly (1995)   \n",
+       "2617  735.0       3                    Aiqing wansui (1994)   \n",
+       "3559  735.0       4                   Delta of Venus (1994)   \n",
+       "4501  735.0       5           Someone Else's America (1995)   \n",
+       "5443  735.0       6    Saint of Fort Washington, The (1993)   \n",
+       "6385  735.0       7              Celestial Clockwork (1994)   \n",
+       "7326  735.0       8                Some Mother's Son (1996)   \n",
+       "9222  735.0       9  Maya Lin: A Strong Clear Vision (1994)   \n",
+       "8268  735.0      10                      Prefontaine (1997)   \n",
        "\n",
        "                       genres  \n",
-       "1                 Documentary  \n",
-       "943   Action, Drama, Thriller  \n",
-       "1885                    Drama  \n",
-       "2827                    Drama  \n",
-       "3769                    Drama  \n",
-       "4711                    Drama  \n",
-       "5653                   Comedy  \n",
-       "6595                    Drama  \n",
-       "8489              Documentary  \n",
-       "7536                    Drama  "
+       "733               Documentary  \n",
+       "1675  Action, Drama, Thriller  \n",
+       "2617                    Drama  \n",
+       "3559                    Drama  \n",
+       "4501                    Drama  \n",
+       "5443                    Drama  \n",
+       "6385                   Comedy  \n",
+       "7326                    Drama  \n",
+       "9222              Documentary  \n",
+       "8268                    Drama  "
       ]
      },
-     "execution_count": 15,
+     "execution_count": 14,
      "metadata": {},
      "output_type": "execute_result"
     }