research

Papers

5. Total Conformal Rigidity in Graphs
Henrique Assumpção, Gabriel Coutinho, Chris Godsil.
Submitted, 2026.
arXiv

4. CodeEvolve: An open source evolutionary coding agent for algorithm discovery and optimization
Henrique Assumpção, Diego Ferreira, Leandro Campos, Fabricio Murai.
Submitted, 2026.
arXiv

3. Semidefinite programming bounds on fractional cut-cover and maximum 2-SAT for highly regular graphs
Henrique Assumpção and Gabriel Coutinho.
Accepted to Mathematics of Operations Research, 2026.
arXiv

2. DELATOR: Money Laundering Detection via Multi-Task Learning on Large Transaction Graphs
Henrique S. Assumpção, Fabrício Souza, Leandro Lacerda Campos, Vinícius T. de Castro Pires, Paulo M. Laurentys de Almeida, Fabricio Murai.
2022 IEEE International Conference on Big Data (Big Data), Pages 709-714, 2022.
arXiv | DOI

1. Predicting user emotional tone in mental disorder online communities
Bárbara Silveira, Henrique S. Silva, Fabricio Murai, Ana Paula C. da Silva.
Future Generation Computer Systems, Volume 125, Pages 641-651, 2021.
arXiv | DOI

Conferences

• CodeEvolve: automated algorithmic discovery with LLMs.
  Invited talk. AIDDA 2026. Remote.

• Semidefinite programming bounds on fractional cut-cover and MAX 2-SAT for highly regular graphs.
  Contributed talk. ILAS 2026. Blacksburg, USA.

• Evolutionary Coding Agents
  Invited talk. Automated Discovery at Scale 2026. San Francisco, USA.

• MAXCUT, Association Schemes and Semidefinite Programs
  Invited talk. CNMAC 2025. Rio de Janeiro, Brasil.

• Primal-dual inequalities for the approximate maximum-cut value of Graphs in Homogeneous Coherent Configurations
  Poster presentation. CNMAC 2024. Porto de Galinhas, Brasil.

• DELATOR: Money Laundering Detection via Multi-Task Learning on Large Transaction Graphs
  Paper presentation. IEEE BigData 2022. Osaka, Japan.

Seminars

• Total Conformal Rigidity in Graphs
  Algebraic Graph Theory Seminar, UFMG, 2026.

• Distance-regular graphs and Association schemes
  Algebraic Graph Theory Seminar, UFMG, 2024.

• Gauge Duality and MAXCUT
  Semidefinite Optimization Seminar, UFMG, 2024.

• Functional Analysis and Universal Approximation
  Mathematical aspects of Deep Learning Seminar, UFMG, 2023.

• Quantum Random Number Generation
  Quantum Computing Seminar, UFMG, 2023.

Theses

• Semidefinite Optimization on Laplacians of Highly Regular Graphs
  Masters Thesis. Federal University of Minas Gerais, 2026.
  Advisor: Prof. Gabriel Coutinho.

• Álgebras, grupos e grafos
  Undergraduate Thesis. Federal University of Minas Gerais, 2024.
  Advisor: Prof. Gabriel Coutinho.