Power network design variants of Steiner Tree are W[1]-hard parameterized by terminals, with XP algorithms for planar low-voltage cases and FPT results under a modified cost model.
22 Mohammad Taghi Hajiaghayi, Guy Kortsarz, and Mohammad R
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Parameterized Complexity of Power Network Design: Coordinating Cable Placement is Hard
Power network design variants of Steiner Tree are W[1]-hard parameterized by terminals, with XP algorithms for planar low-voltage cases and FPT results under a modified cost model.