Defeng Liu Student (Ph.D.), GERAD share Polytechnique Montréal defeng.liu@polymtl.ca Education since Sep 2017 Ph.D. On big data and machine learning Polytechnique Montréal – Department of Mathematics and Industrial Engineering, Andrea Lodi, co-director Publications Sep 2021 Learning chordal extensions Defeng Liu, Andrea Lodi, and Mathieu Tanneau Journal of Global Optimization , 81, 3–22, 2021 BibTeX reference Oct 2019 G-2019-78 Learning chordal extensions Defeng Liu, Andrea Lodi, and Mathieu Tanneau A highly influential ingredient of many techniques designed to exploit sparsity in numerical optimization is the so-called chordal extension of a graph repre... BibTeX reference
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