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Naive Bayes (DataSet) OutlookTempHumidityWindyClass sunnyhothighfalseDon't Play sunnyhothightrueDon't Play overcasthothighfalsePlay rainymildhighfalsePlay.

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Presentation on theme: "Naive Bayes (DataSet) OutlookTempHumidityWindyClass sunnyhothighfalseDon't Play sunnyhothightrueDon't Play overcasthothighfalsePlay rainymildhighfalsePlay."— Presentation transcript:

1 Naive Bayes (DataSet) OutlookTempHumidityWindyClass sunnyhothighfalseDon't Play sunnyhothightrueDon't Play overcasthothighfalsePlay rainymildhighfalsePlay rainycoolnormalfalsePlay rainycoolnormaltrueDon’t Play overcastcoolnormaltruePlay sunnymildhighfalseDon’t Play sunnycoolnormalfalsePlay rainymildnormalfalsePlay sunnymildnormaltruePlay overcastmildhightruePlay overcasthotnormalfalsePlay rainymildhightrueDon’t Play

2 Naive Bayes (Disc-Naive-Bayes) Outlooktemperaturehumiditywindyplay yesnoyesnoyesnoyesnoyesno sunny23hot22High34False6295 overcast40mild42normal61true33 rainy32cool31 sunny2/93/5hot2/92/5high3/94/5false6/92/59/145/14 overcast4/90/5mild4/92/5normal6/95/5true3/93/5 rainy3/92/5cool3/91/5

3 Naive Bayes (Test) OutlookTempHumidityWindyClass sunnycoolhightrue? yes P(Class = yes | Outlook = sunny  Temp = cool  Humidity = high  Windy = true) no P(Class = no | Outlook = sunny  Temp = cool  Humidity = high  Windy = true) Teorema de Bayes

4 Naive Bayes (Test)

5 (Test)

6 (Test)

7 (Test)

8 (DataSet) OutlookTemp(ºF)HumidityWindyClass sunny85 falseDon't Play sunny8090trueDon't Play overcast8386falsePlay rainy7096falsePlay rainy6880falsePlay rainy6570trueDon’t Play overcast6465truePlay sunny7295falseDon’t Play sunny6970falsePlay rainy7580falsePlay sunny7570truePlay overcast7290truePlay overcast8175falsePlay rainy7191trueDon’t Play

9 Naive Bayes (Naive-Bayes) Outlooktemperaturehumiditywindyplay yesnoyesnoyesnoyesnoyesno sunny2383858685false6295 overcast4070809690true33 rainy3268658070 64726595 69717091 7580 7570 7290 8175

10 Outlooktemperaturehumiditywindyplay yesnoyesnoyesnoyesnoyesno sunny2/93/5  7374,6  79,186,2false6/92/59/145/14 overcast4/90/5  6,27,9  10,29,7true3/93/5 rainy3/92/5 Naive Bayes (Naive-Bayes)

11 (Test) OutlookTempHumidityWindyClass sunny6690true? yes P(Class = yes | Outlook = sunny  Temp = 66  Humidity = 90  Windy = true) no P(Class = no | Outlook = sunny  Temp = 66  Humidity = 90  Windy = true) Distribución Normal

12 Naive Bayes (Test)

13 (Test)

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