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This is more of a technical question rather than a practical one.
I've exported a decision tree made with python/scikit learn and would like to know what the "value" field of each leaf corresponds to.
Decision tree nodes are split bases on the number of data samples, these numbers indicate the number of data samples they are fit to.
In your case samples = 256. It is further split into two nodes of 154 and 102.
Required, but never shown