Revisiting Counting Solutions for the Global Cardinality Constraint
Author(s) -
Giovanni Lo Bianco,
Xavier Lorca,
Charlotte Truchet,
Gilles Pesant
Publication year - 2019
Publication title -
journal of artificial intelligence research
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.79
H-Index - 123
eISSN - 1943-5037
pISSN - 1076-9757
DOI - 10.1613/jair.1.11325
Subject(s) - cardinality (data modeling) , constraint (computer aided design) , context (archaeology) , counting problem , computation , field (mathematics) , computer science , process (computing) , space (punctuation) , theoretical computer science , mathematics , mathematical optimization , algorithm , data mining , geography , geometry , pure mathematics , operating system , archaeology
Counting solutions for a combinatorial problem has been identified as an important concern within the Artificial Intelligence field. It is indeed very helpful when exploring the structure of the solution space. In this context, this paper revisits the computation process to count solutions for the global cardinality constraint in the context of counting-based search. It first highlights an error and then presents a way to correct the upper bound on the number of solutions for this constraint.
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