Jiechen Zhang

Second-year Ph.D. candidate · Advisor: Andrés Cristi
École Polytechnique Fédérale de Lausanne

Contact

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Publications

  1. Extremal Spanning Trees in Product Grid Graphs
    Preprint: arXiv
  2. The Balancing Theorem for Spanning Trees of Rectangular Grid Graphs
    Preprint: arXiv
  3. On the Informativeness of Moments in Optimal Stopping
    (with José Correa, Andrés Cristi, Vasilis Livanos, and Víctor Verdugo)
    STOC '26 · DOI
    Presented at the Marketplace Innovation Workshop 2026 (MIW 2026) and Highlights of Algorithms 2026 (HALG 2026)
  4. Explicit Universal Bounds for Cumulants via Moments
    Preprint: arXiv
    Invited talk at the IMS Annual Meeting 2026

Notes

  1. Threshold Rules for Prophet Inequalities