Extreme Learning Machines on Cayley-Dickson Algebra Applied for Color Image Auto-Encoding. - Guilherme Vieira; Marcos Eduardo Valle (IJCNN, 2020)

A General Framework for Hypercomplex-valued Extreme Learning Machines. - Guilherme Vieira; Marcos Eduardo Valle (CoRR, 2021)

Extending the Universal Approximation Theorem for a Broad Class of Hypercomplex-Valued Neural Networks. - Wington L. Vital; Guilherme Vieira; Marcos Eduardo Valle (BRACIS (2), 2022)

Acute Lymphoblastic Leukemia Detection Using Hypercomplex-Valued Convolutional Neural Networks. - Guilherme Vieira; Marcos Eduardo Valle (IJCNN, 2022)

Peer-to-Peer Energy Trading in a Microgrid Leveraged by Smart Contracts. - Guilherme Vieira; Jie Zhang 008 (CoRR, 2022)

Dual Quaternion Rotational and Translational Equivariance in 3D Rigid Motion Modelling. - Guilherme Vieira; Eleonora Grassucci; Marcos Eduardo Valle; Danilo Comminiello (MLSP, 2023)

Vector-Valued Hopfield Neural Networks and Distributed Synapse Based Convolutional and Linear Time-Variant Associative Memories. - Rama Murthy Garimella; Marcos Eduardo Valle; Guilherme Vieira; Anil Rayala; Sai Dileep Munugoti (Neural Process. Lett., 2023)

DEMO: UAV Missions With 5G And Satellite Support. - António Almeida; Francisco Ribeiro; Guilherme Vieira; Miguel Vila; Tiago Rodrigues; Pedro Valente; Joaquim Ramos; Pedro Rito; Duarte M. G. Raposo; Susana Sargento (NoF, 2024)

Universal approximation theorem for vector- and hypercomplex-valued neural networks. - Marcos Eduardo Valle; Wington L. Vital; Guilherme Vieira (Neural Networks, 2024)

Dynamics of Structured Complex-Valued Hopfield Neural Networks. - Rama Murthy Garimella; Marcos Eduardo Valle; Guilherme Vieira; Anil Rayala; Sai Dileep Munugoti (CoRR, 2025)