Given the root of a binary tree, return the sum of every tree node's tilt. The tilt of a tree node is the absolute difference between the sum of all left subtree node values and all right subtree node ...

Mushava, J. and Murray, M. (2024) Flexible Loss Functions for Binary Classification in Gradient-Boosted Decision Trees An Application to Credit Scoring. Expert Systems with Applications, 238, Article ...

The tilt of a tree node is the absolute difference between the sum of all left subtree node values and all right subtree node values. If a node does not have a left child, then the sum of the left ...