Computer scienceData scienceMachine learningEnsemble learning

Gradient boosting: the illustrated regression

Leaf indexes

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We stated that the terminal regions have the following notation: $R_{j, t}$ . What is the meaning behind $j$ and $t$ ?

Select one or more options from the list

j

is the tree index in the boosting rounds

j

is the node index

t

is the tree index in the boosting rounds

t

is the node index

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