André Vignatti

André Vignatti

Associate Professor

DINF - UFPR

André Vignatti is an associate professor at DINF-UFPR since 2011. His research seeks to discover the role of randomization in computational problems and the design of algorithms. For more details, you can read a short bibliography

Interests
  • Design and Analysis of Algorithms
  • Randomized Computation
  • Complex Networks
  • Theoretical Computer Science
Education
  • Visiting Scholar, 2019

    Università di Salerno

  • PhD in Computer Science, 2010

    University of Campinas (UNICAMP)

  • MSc in Computer Science, 2006

    University of Campinas (UNICAMP)

  • BSc in Computer Science, 2004

    Federal University of Paraná (UFPR)

Publications

(2023). Combinatorial Dual Bounds on the Least Cost Influence Problem. In Pesquisa Operacional 2023, Volume 43.

DOI

(2023). Citation Disparity in Sub-Areas of Brazilian Computer Science. In WPCCG 2023 - V Workshop de Pesquisa em Computação dos Campos Gerais.

(2023). A Range Space with Constant VC Dimension for All-pairs Shortest Paths in Graphs. In Journal of Graph Algorithms and Applications.

PDF DOI

(2022). Estimating the Clustering Coefficient Using Sample Complexity Analysis. In LATIN 2022 - 15th Latin American Theoretical Informatics Symposium.

PDF DOI

(2021). A Deductive-Formal Derivation for the Preferential Attachment Metric for Link Prediction. In WPCCG 2021 - IV Workshop de Pesquisa em Computação dos Campos Gerais.

PDF

(2021). Percolation Centrality via Rademacher Complexity. In Discrete Applied Mathematics.

DOI

(2021). Problema APSP via Dimensão-VC e Médias de Rademacher. In ETC'21 - VI Encontro de Teoria da Computação.

PDF DOI

(2021). The Generalized Influence Blocking Maximization Problem. In Social Network Analysis and Mining.

DOI

(2020). Blocking the Spread of Misinformation in a Network under Distinct Cost Models. In ASONAM'20 - IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining.

PDF

Contact

  • vignatti@inf.ufpr.br
  • +55 41 3361 3569
  • Rua Cel. Francisco Heráclito dos Santos, 100, Curitiba, PR 81531-980
  • Enter DINF building, take the stairs, search for a room with my name
  • Telegram Me