diff --git "a/AirQualityUCI.csv" "b/AirQualityUCI.csv"
new file mode 100644--- /dev/null
+++ "b/AirQualityUCI.csv"
@@ -0,0 +1,9358 @@
+Date,Time,CO(GT),PT08.S1(CO),NMHC(GT),C6H6(GT),PT08.S2(NMHC),NOx(GT),PT08.S3(NOx),NO2(GT),PT08.S4(NO2),PT08.S5(O3),T,RH,AH
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+7/20/2004,8:00:00,NaN,1626,NaN,37.3,1713,395,412,166,2643,2176,27,38.7,1.361
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+7/20/2004,20:00:00,NaN,1255,NaN,15.5,1164,127,638,126,1793,1301,32.6,26.3,1.2754
+7/20/2004,21:00:00,NaN,1163,NaN,11.2,1022,95,695,102,1644,1141,30.9,29,1.275
+7/20/2004,22:00:00,NaN,1234,NaN,14.3,1126,104,644,104,1782,1252,30.1,30.2,1.2711
+7/20/2004,23:00:00,NaN,1240,NaN,14.2,1124,131,645,112,1799,1300,29,33.4,1.3149
+7/21/2004,0:00:00,NaN,1128,NaN,10,978,92,733,89,1683,1193,28.3,36.8,1.3906
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+7/28/2004,14:00:00,NaN,892,NaN,7.8,889,87,909,92,1383,597,33.9,16.2,0.8454
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+7/28/2004,16:00:00,NaN,956,NaN,10.8,1007,106,838,111,1464,730,36.8,13.7,0.8335
+7/28/2004,17:00:00,NaN,1070,NaN,17.3,1218,182,704,166,1697,1108,34.4,16.4,0.8761
+7/28/2004,18:00:00,NaN,1103,NaN,17.7,1232,NaN,679,NaN,1732,1085,35.3,16.8,0.9448
+7/28/2004,19:00:00,NaN,1074,NaN,15.5,1166,144,687,143,1713,1013,32.3,20.7,0.9875
+7/28/2004,20:00:00,NaN,1086,NaN,13.6,1105,144,710,131,1682,1109,29.6,26.1,1.0682
+7/28/2004,21:00:00,NaN,960,NaN,9.6,964,84,780,102,1532,913,28.6,27.2,1.048
+7/28/2004,22:00:00,NaN,974,NaN,9.5,958,74,783,94,1528,908,27.6,27.4,0.9926
+7/28/2004,23:00:00,NaN,939,NaN,8.5,918,80,805,96,1472,923,26.3,29,0.9807
+7/29/2004,0:00:00,NaN,954,NaN,9,940,78,776,88,1518,959,25.4,30.1,0.9602
+7/29/2004,1:00:00,NaN,925,NaN,7.8,890,50,808,72,1480,898,24.7,32.1,0.9878
+7/29/2004,2:00:00,NaN,797,NaN,2.6,624,18,1074,33,1276,546,25.7,30.9,1.0048
+7/29/2004,3:00:00,NaN,787,NaN,2.4,610,NaN,1087,NaN,1259,543,25.1,32.6,1.0203
+7/29/2004,4:00:00,NaN,774,NaN,1.9,577,21,1158,33,1265,488,23.9,34.4,1.0079
+7/29/2004,5:00:00,NaN,838,NaN,3.7,693,62,995,60,1371,704,21.4,40.3,1.0157
+7/29/2004,6:00:00,NaN,918,NaN,7.1,860,74,807,72,1488,943,21.2,41.2,1.0246
+7/29/2004,7:00:00,NaN,1125,NaN,16.6,1199,171,601,97,1850,1304,21.6,40.9,1.0468
+7/29/2004,8:00:00,NaN,1281,NaN,26.6,1469,287,491,136,2179,1669,24,36.6,1.0763
+7/29/2004,9:00:00,NaN,1145,NaN,17.9,1238,230,600,140,1809,1507,26.8,29.5,1.0209
+7/29/2004,10:00:00,NaN,1088,NaN,17.9,1238,261,654,171,1709,1359,31.8,19.4,0.8936
+7/29/2004,11:00:00,NaN,1043,NaN,14,1117,178,742,150,1586,1076,34.4,16.6,0.8892
+7/29/2004,12:00:00,NaN,998,NaN,10.1,981,116,786,117,1480,797,35.3,16.7,0.9402
+7/29/2004,13:00:00,NaN,998,NaN,9.5,958,96,800,106,1484,677,36.4,16.8,1.0033
+7/29/2004,14:00:00,NaN,960,NaN,7.1,860,83,887,95,1417,559,34.8,19.5,1.0667
+7/29/2004,15:00:00,NaN,1062,NaN,12.3,1060,120,725,137,1601,830,38.6,16.1,1.0853
+7/29/2004,16:00:00,NaN,1050,NaN,11.7,1039,108,756,129,1558,734,38.5,16.5,1.1037
+7/29/2004,17:00:00,NaN,1096,NaN,12.8,1078,115,713,135,1600,801,37.4,18.1,1.1467
+7/29/2004,18:00:00,NaN,1081,NaN,14,1117,102,689,127,1668,828,35.7,19.8,1.1399
+7/29/2004,19:00:00,NaN,1096,NaN,13.9,1112,118,687,122,1694,865,32,24.9,1.1663
+7/29/2004,20:00:00,NaN,1051,NaN,11.7,1039,107,720,118,1641,916,29.7,28.1,1.1544
+7/29/2004,21:00:00,NaN,1106,NaN,13.8,1109,129,658,135,1752,1106,28.5,32.1,1.2296
+7/29/2004,22:00:00,NaN,1177,NaN,14.8,1142,133,601,134,1868,1226,27.6,40.5,1.4715
+7/29/2004,23:00:00,NaN,1111,NaN,11.9,1046,98,651,105,1754,1106,26.3,45.6,1.5349
+7/30/2004,0:00:00,NaN,1083,NaN,11.1,1019,110,677,104,1720,1087,25.7,46.1,1.5025
+7/30/2004,1:00:00,NaN,1005,NaN,8,900,62,747,81,1620,1000,25.1,46.3,1.4486
+7/30/2004,2:00:00,NaN,942,NaN,5.6,791,55,841,69,1551,859,23.5,51.3,1.467
+7/30/2004,3:00:00,NaN,907,NaN,7.1,863,NaN,782,NaN,1669,919,23.1,52.1,1.4518
+7/30/2004,4:00:00,NaN,867,NaN,3.5,680,35,932,51,1477,777,23.7,51.2,1.4795
+7/30/2004,5:00:00,NaN,882,NaN,4.1,716,52,894,52,1494,790,23,52.2,1.4516
+7/30/2004,6:00:00,NaN,894,NaN,4.9,761,36,862,48,1504,768,23,49.9,1.3849
+7/30/2004,7:00:00,NaN,1263,NaN,19.4,1279,182,559,105,2132,1388,23,50.9,1.4105
+7/30/2004,8:00:00,NaN,1380,NaN,26.3,1463,297,470,150,2322,1691,24.4,49.3,1.4814
+7/30/2004,9:00:00,NaN,1333,NaN,22,1350,237,511,160,2186,1655,26.8,46.6,1.6157
+7/30/2004,10:00:00,NaN,1264,NaN,18.1,1244,235,584,167,1972,1496,32.2,32.6,1.5412
+7/30/2004,11:00:00,NaN,1115,NaN,12.1,1053,158,686,141,1722,1086,34.8,26,1.4241
+7/30/2004,12:00:00,NaN,1078,NaN,9.4,956,89,742,104,1628,763,36.1,24.8,1.4628
+7/30/2004,13:00:00,NaN,1055,NaN,10.1,980,80,742,101,1610,688,37.7,21.8,1.3977
+7/30/2004,14:00:00,NaN,1031,NaN,10.5,995,93,752,118,1580,694,36.9,21.8,1.3384
+7/30/2004,15:00:00,NaN,1033,NaN,10.8,1006,96,749,121,1564,725,39.1,18.7,1.2884
+7/30/2004,16:00:00,NaN,1043,NaN,9.6,962,98,777,124,1554,686,39.3,18.9,1.318
+7/30/2004,17:00:00,NaN,1118,NaN,13,1084,104,684,127,1723,838,38.2,21.8,1.4312
+7/30/2004,18:00:00,NaN,1137,NaN,15.5,1165,121,649,137,1840,974,36.6,23.3,1.4042
+7/30/2004,19:00:00,NaN,1153,NaN,16.5,1194,116,628,137,1874,1038,33.3,28.7,1.4454
+7/30/2004,20:00:00,NaN,1145,NaN,14.5,1134,121,647,135,1828,1108,30.9,34.2,1.5064
+7/30/2004,21:00:00,NaN,1149,NaN,13.2,1092,114,667,118,1808,1135,29.1,38.9,1.5384
+7/30/2004,22:00:00,NaN,1149,NaN,14.8,1143,112,620,111,1827,1143,28.1,40.3,1.5086
+7/30/2004,23:00:00,NaN,1052,NaN,10.7,1002,81,716,85,1667,908,27,41.6,1.4596
+7/31/2004,0:00:00,NaN,NaN,NaN,NaN,NaN,220,NaN,158,NaN,NaN,NaN,NaN,NaN
+7/31/2004,1:00:00,NaN,935,NaN,6.4,832,81,809,77,1566,778,25.7,46.8,1.523
+7/31/2004,2:00:00,NaN,935,NaN,5.5,787,43,864,56,1588,728,25.1,51.1,1.6044
+7/31/2004,3:00:00,NaN,930,NaN,5.2,772,NaN,854,NaN,1613,728,23.7,56.5,1.6341
+7/31/2004,4:00:00,NaN,880,NaN,3.9,704,26,913,37,1529,676,23.8,55.3,1.6068
+7/31/2004,5:00:00,0.8,916,NaN,4.7,748,40,878,49,1559,742,23.7,54.6,1.5823
+7/31/2004,6:00:00,1.2,975,NaN,7.3,871,72,771,71,1666,942,22.6,58.8,1.5903
+7/31/2004,7:00:00,1,948,NaN,6.4,829,68,801,71,1600,926,24,53.4,1.5748
+7/31/2004,8:00:00,1.5,1069,NaN,9.2,947,89,728,86,1763,1039,25.2,51,1.6131
+7/31/2004,9:00:00,2.8,1210,NaN,12.5,1067,151,642,125,1879,1158,27.3,47.1,1.6807
+7/31/2004,10:00:00,3.4,1272,NaN,15.7,1170,215,620,160,1957,1347,32.8,33.4,1.633
+7/31/2004,11:00:00,3.3,1240,NaN,15.9,1175,196,614,174,1895,1262,36,28,1.6304
+7/31/2004,12:00:00,2.9,1171,NaN,14.6,1135,161,654,146,1797,1073,38.5,23.8,1.5944
+7/31/2004,13:00:00,2.2,1072,NaN,11.7,1039,120,745,127,1611,817,39.8,20.5,1.4687
+7/31/2004,14:00:00,1.6,970,NaN,7.4,873,88,859,114,1423,606,38.1,22,1.4402
+7/31/2004,15:00:00,0.9,938,NaN,6.1,816,38,917,65,1418,506,40,20,1.4517
+7/31/2004,16:00:00,1.1,976,NaN,6.9,852,47,866,77,1467,559,40.4,19.8,1.4724
+7/31/2004,17:00:00,1,958,NaN,6.2,820,40,886,68,1452,530,39.1,20.7,1.427
+7/31/2004,18:00:00,1.3,1014,NaN,8.1,903,58,816,92,1554,612,37.3,24.3,1.5222
+7/31/2004,19:00:00,1.6,1091,NaN,10.2,987,71,737,104,1711,774,34,30.9,1.6158
+7/31/2004,20:00:00,1.8,1080,NaN,10.7,1004,90,724,114,1704,899,31.8,34.5,1.5911
+7/31/2004,21:00:00,2.2,1128,NaN,13,1082,95,675,105,1817,1066,30.1,37.7,1.5799
+7/31/2004,22:00:00,1.8,1105,NaN,11.4,1027,85,684,85,1758,1040,28.6,42.3,1.6251
+7/31/2004,23:00:00,2.3,1141,NaN,13.3,1095,119,642,92,1816,1139,27.7,44.6,1.6304
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+8/1/2004,2:00:00,0.9,971,NaN,6.2,821,28,820,40,1637,811,25.1,53.9,1.689
+8/1/2004,3:00:00,0.5,891,NaN,3.6,691,NaN,941,NaN,1553,629,24.8,58.7,1.8089
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+8/1/2004,5:00:00,0.4,845,NaN,2.6,625,17,993,21,1513,646,24.3,59.4,1.7838
+8/1/2004,6:00:00,0.4,872,NaN,2.6,627,24,997,30,1530,670,23.3,62,1.7547
+8/1/2004,7:00:00,0.4,903,NaN,2.9,648,19,975,21,1559,603,24.1,63.1,1.8619
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+8/1/2004,22:00:00,1.7,1142,NaN,9.1,945,73,682,83,1736,793,27.8,52.6,1.9398
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+8/2/2004,0:00:00,1.9,1142,NaN,9.1,945,65,672,68,1775,799,27.3,57.1,2.0426
+8/2/2004,1:00:00,1.2,986,NaN,5,762,74,821,97,1573,553,26.7,60.1,2.067
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+8/3/2004,7:00:00,NaN,1362,NaN,19.3,1277,282,529,140,2188,1392,25.9,51.5,1.7
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