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Just KNIME it-2_​Challenge-06_​v1

https://www.knime.com/just-knime-it

6th challenge

I'll update it if time allows
No optimization yet.
Made this just for baseline

Context
…TF, IDF, 2 gram for features

…Negative Down Sampling -> Not needed in this challenge since imbalace is not so much

…Feature selection by GA (not confirmed if this is the best). I used it just for fun

…only 3000 samples are used

train/val/test= 80/10/10Dist for output-> A lot negativesmissing rowtake only 3000to speed up0:train1:testTable Reader Statistics Value Counter Feature_Generation Prepare ReferenceRow Filter Partitioning Random ForestLearner Random ForestPredictor Scorer Feature Selection train/val/test= 80/10/10Dist for output-> A lot negativesmissing rowtake only 3000to speed up0:train1:testTable Reader Statistics Value Counter Feature_Generation Prepare ReferenceRow Filter Partitioning Random ForestLearner Random ForestPredictor Scorer Feature Selection

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