Label of this point.
Feature indices of this point or null
if the data is dense.
Feature values of this point.
Weight of this point.
Group of this point (used for ranking) or -1.
Initial prediction on this point or Float.NaN
Initial prediction on this point or Float.NaN
Group of this point (used for ranking) or -1.
Feature indices of this point or null
if the data is dense.
Label of this point.
Feature values of this point.
Weight of this point.
Labeled training data point.
Label of this point.
Feature indices of this point or
null
if the data is dense.Feature values of this point.
Weight of this point.
Group of this point (used for ranking) or -1.
Initial prediction on this point or
Float.NaN