@InProceedings{parjadis_et_al:LIPIcs.CP.2024.22, author = {Parjadis, Augustin and Cappart, Quentin and Dilkina, Bistra and Ferber, Aaron and Rousseau, Louis-Martin}, title = {{Learning Lagrangian Multipliers for the Travelling Salesman Problem}}, booktitle = {30th International Conference on Principles and Practice of Constraint Programming (CP 2024)}, pages = {22:1--22:18}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-336-2}, ISSN = {1868-8969}, year = {2024}, volume = {307}, editor = {Shaw, Paul}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.CP.2024.22}, URN = {urn:nbn:de:0030-drops-207076}, doi = {10.4230/LIPIcs.CP.2024.22}, annote = {Keywords: Lagrangian relaxation, unsupervised learning, graph neural network} }