Modeling Soft Global Constraints as Linear Programs in Weighted Constraint Satisfaction. - J. H. M. Lee; Yu Wai Shum (ICTAI, 2011)

Propagating Polynomially (Integral) Linear Projection-Safe Global Cost Functions in WCSPs. - Jimmy Ho-Man Lee; Ka Lun Leung; Yu Wai Shum (ICTAI, 2012)

Solving a Judge Assignment Problem Using Conjunctions of Global Cost Functions. - Simon de Givry; Jimmy Ho-Man Lee; Ka Lun Leung; Yu Wai Shum (CP, 2014)

Consistency techniques for polytime linear global cost functions in weighted constraint satisfaction. - Jimmy Ho-Man Lee; Ka Lun Leung; Yu Wai Shum (Constraints An Int. J., 2014)