2 papers
cs.LG2025
Binary Split Categorical feature with Mean Absolute Error Criteria in CART
Peng Yu, Yike Chen, Chao Xu +2
In the context of the Classification and Regression Trees (CART) algorithm, the efficient splitting of categorical features using standard criteria like GINI and Entropy is well-es…
cs.DS2025
An Optimal Algorithm for the Stacker Crane Problem on Fixed Topologies
Yike Chen, Ke Shi, Chao Xu
The Stacker Crane Problem (SCP) is a variant of the Traveling Salesman Problem. In SCP, pairs of pickup and delivery points are designated on a graph, and a crane must visit these…