Alfonso Cevallos

Publication Activity (10 Years)

Years Active: 2012-2024
Publications (10 Years): 19

Top Topics

Totally Unimodular

Convex Programming

Complexity Bounds

Design Considerations

Top Venues

IACR Cryptol. ePrint Arch.

Publications

Niclas Boehmer, Markus Brill, Alfonso Cevallos, Jonas Gehrlein, Luis Sánchez Fernández, Ulrike Schmidt-Kraepelin
Approval-Based Committee Voting in Practice: A Case Study of (over-)Representation in the Polkadot Blockchain. AAAI (2024)
Jeff Burdges, Alfonso Cevallos, Handan Kilinç Alper, Chen-Da Liu-Zhang, Fatemeh Shirazi, Alistair Stewart, Rob Habermeier, Robert Klotzner, Andronik Ordian
Efficient Execution Auditing for Blockchains under Byzantine Assumptions. IACR Cryptol. ePrint Arch. 2024 (2024)
Niclas Boehmer, Markus Brill, Alfonso Cevallos, Jonas Gehrlein, Luis Sánchez Fernández, Ulrike Schmidt-Kraepelin
Approval-Based Committee Voting in Practice: A Case Study of (Over-)Representation in the Polkadot Blockchain. CoRR (2023)
Alfonso Cevallos, Alistair Stewart
A verifiably secure and proportional committee election rule. AFT (2021)
Jeff Burdges, Alfonso Cevallos, Peter Czaban, Rob Habermeier, Syed Hosseini, Fabio Lama, Handan Kilinç Alper, Ximin Luo, Fatemeh Shirazi, Alistair Stewart, Gavin Wood
Overview of Polkadot and its Design Considerations. IACR Cryptol. ePrint Arch. 2020 (2020)
Alfonso Cevallos, Alistair Stewart
Validator election in nominated proof-of-stake. CoRR (2020)
Jeff Burdges, Alfonso Cevallos, Peter Czaban, Rob Habermeier, Syed Hosseini, Fabio Lama, Handan Kilinç Alper, Ximin Luo, Fatemeh Shirazi, Alistair Stewart, Gavin Wood
Overview of Polkadot and its Design Considerations. CoRR (2020)
Alfonso Cevallos, Friedrich Eisenbrand, Rico Zenklusen
An Improved Analysis of Local Search for Max-Sum Diversification. Math. Oper. Res. 44 (4) (2019)
Manuel Aprile, Alfonso Cevallos, Yuri Faenza
On 2-Level Polytopes Arising in Combinatorial Settings. SIAM J. Discret. Math. 32 (3) (2018)
Alfonso Cevallos, Stefan Weltge, Rico Zenklusen
Lifting Linear Extension Complexity Bounds to the Mixed-Integer Setting. SODA (2018)
Alfonso Cevallos, Friedrich Eisenbrand, Sarah Morell
Diversity Maximization in Doubling Metrics. ISAAC (2018)
Alfonso Cevallos, Friedrich Eisenbrand, Sarah Morell
Diversity maximization in doubling metrics. CoRR (2018)
Alfonso Cevallos, Friedrich Eisenbrand, Rico Zenklusen
Local Search for Max-Sum Diversification. SODA (2017)
Manuel Aprile, Alfonso Cevallos, Yuri Faenza
On vertices and facets of combinatorial 2-level polytopes. CoRR (2017)
Alfonso Cevallos, Stefan Weltge, Rico Zenklusen
Lifting Linear Extension Complexity Bounds to the Mixed-Integer Setting. CoRR (2017)
Alfonso Cevallos, Friedrich Eisenbrand, Rico Zenklusen
Max-Sum Diversity Via Convex Programming. SoCG (2016)
Alfonso Cevallos, Friedrich Eisenbrand, Rico Zenklusen
Local Search for Max-Sum Diversification. CoRR (2016)
Manuel Aprile, Alfonso Cevallos, Yuri Faenza
On Vertices and Facets of Combinatorial 2-Level Polytopes. ISCO (2016)
Alfonso Cevallos, Friedrich Eisenbrand, Rico Zenklusen
Max-sum diversity via convex programming. CoRR (2015)
Alfonso Cevallos, Serge Fehr, Rafail Ostrovsky, Yuval Rabani
Unconditionally-Secure Robust Secret Sharing with Compact Shares. EUROCRYPT (2012)