no code implementations • 12 Dec 2023 • Antonio J. G. Busson, Rafael Rocha, Rennan Gaio, Rafael Miceli, Ivan Pereira, Daniel de S. Moraes, Sérgio Colcher, Alvaro Veiga, Bruno Rizzi, Francisco Evangelista, Leandro Santos, Fellipe Marques, Marcos Rabaioli, Diego Feldberg, Debora Mattos, João Pasqua, Diogo Dias
This work proposes the Two-headed DragoNet, a Transformer-based model for hierarchical multi-label classification of financial transactions.
3 code implementations • 11 Oct 2018 • Mario Souto, Joaquim D. Garcia, Alvaro Veiga
The main contribution of this work is to achieve a substantial speedup by effectively adjusting the proposed algorithm in order to exploit the low-rank property inherent to several semidefinite programming problems.
Optimization and Control
no code implementations • 10 Aug 2018 • Yuri Fonseca, Marcelo Medeiros, Gabriel Vasconcelos, Alvaro Veiga
In this paper, we introduce a new machine learning (ML) model for nonlinear regression called the Boosted Smooth Transition Regression Trees (BooST), which is a combination of boosting algorithms with smooth transition regression trees.