2 papers
cs.DS2025
1.64-Approximation for Chromatic Correlation Clustering via Chromatic Cluster LP
Dahoon Lee, Chenglin Fan, Euiwoong Lee
Chromatic Correlation Clustering (CCC) generalizes Correlation Clustering by assigning multiple categorical relationships (colors) to edges and imposing chromatic constraints on th…
cs.DS2025
Improved Approximation Algorithms for Chromatic and Pseudometric-Weighted Correlation Clustering
Chenglin Fan, Dahoon Lee, Euiwoong Lee
Correlation Clustering (CC) is a foundational problem in unsupervised learning that models binary similarity relations using labeled graphs. While classical CC has been widely stud…