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Spark Streaming

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Spark Streaming

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Predict the variety of iris plants in real-time

Inputs:

Training data

▪ Static input file: training.csv

New data

▪ A stream of records about new iris plants

Output

Predicted class label/variety for each new iris plant using only column “sepallength” and

“sepalwidth”

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Training data schema

sepallength: double

sepalwidth: double

petallength: double – not considered

petalwidth: double – not considered

variety: integer

▪ 1 -> Setosa category

▪ 2 -> Versicolor category

▪ 3 -> Virginica category

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New streaming data schema

sepallength: double

sepalwidth: double

petallength: double

petalwidth: double

variety: it is always null for the new data

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Example training data

sepallength,sepalwidth,petallength,petalwidth,variety 5.1,3.5,1.4,0.2,1

Example new streaming data

5.2,3.2,1.4,0.2,

Riferimenti

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