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Hiroshi Hirai

Identifiers

  • name variant Hiroshi Hirai 0.60 · backfill

Papers (22)

  1. A Nonpositive Curvature Property of Modular Semilattices math.MG · 2019 · author #1
  2. Counting Integral Points in Polytopes via Numerical Analysis of Contour Integration cs.DM · 2018 · author #1
  3. Uniform semimodular lattices and valuated matroids math.CO · 2018 · author #1
  4. A tractable class of binary VCSPs via M-convex intersection cs.DM · 2018 · author #1
  5. Polyhedral Clinching Auctions for Two-sided Markets cs.GT · 2017 · author #1
  6. Discrete Convex Functions on Graphs and Their Algorithmic Applications math.OC · 2017 · author #1
  7. On integer network synthesis problem with tree-metric cost math.OC · 2017 · author #1
  8. A Compact Representation for Modular Semilattices and its Applications math.CO · 2017 · author #1
  9. Maximum vanishing subspace problem, CAT(0)-space relaxation, and block-triangularization of partitioned matrix math.OC · 2017 · author #2
  10. L-convexity on graph structures math.OC · 2016 · author #1
  11. A compact representation for minimizers of $k$-submodular functions math.OC · 2016 · author #1
  12. Computing DM-decomposition of a partitioned matrix with rank-1 blocks math.CO · 2016 · author #1
  13. Shortest (A+B)-path packing via hafnian math.CO · 2016 · author #1
  14. On uncrossing games for skew-supermodular functions math.CO · 2015 · author #1
  15. A dual descent algorithm for node-capacitated multiflow problems and its applications cs.DS · 2015 · author #1
  16. A representation of antimatroids by Horn rules and its application to educational systems math.CO · 2015 · author #2
  17. On k-Submodular Relaxation math.OC · 2015 · author #1
  18. L-extendable functions and a proximity scaling algorithm for minimum cost multiflow problem math.OC · 2014 · author #1
  19. Discrete Convexity and Polynomial Solvability in Minimum 0-Extension Problems math.MG · 2014 · author #1
  20. A Combinatorial Formula for Principal Minors of a Matrix with Tree-metric Exponents and Its Applications math.CO · 2013 · author #1
  21. On duality and fractionality of multicommodity flows in directed networks math.CO · 2010 · author #1
  22. On tight spans and tropical polytopes for directed distances math.MG · 2010 · author #1

Mentions

  • 1006.5520 #1 · backfill · confidence 0.70 Hiroshi Hirai
  • 1004.0415 #1 · backfill · confidence 0.70 Hiroshi Hirai

Frequent Coauthors