Francisco José Fonseca Ferreira

Enhancement of the total horizontal gradient of magnetic anomalies using the tilt angle

Francisco José Fonseca Ferreira, Jeferson de Souza, Alessandra de Barros e Silva Bongiolo et al. · Geophysics · 2013 · 256 citations

Edge detection of potential field sources using the softsign function

Luan Thanh Pham, Erdinç Öksüm, Dung Van Le et al. · Geocarto International · 2021 · 66 citations

Engineering, Geomorphology, Geophysical Signal Processing +17

Structural framework and Mesozoic–Cenozoic evolution of Ponta Grossa Arch, Paraná Basin, southern Brazil

Michael Strugale, Sidnei Pires Rostirolla, Fernando Mancini et al. · Journal of South American Earth Sciences · 2007 · 59 citations

Structural Framework, Engineering, Basin Evolution +9

Concentration of radioactive elements (U, Th and K) derived from phosphatic fertilizers in cultivated soils

Valter Antônio Becegato, Francisco José Fonseca Ferreira, William César Pollonio Machado · Brazilian Archives of Biology and Technology · 2008 · 55 citations · Full text

Biogeochemistry, Environmental Chemistry, Engineering +14

EdgeDetectPFI: An algorithm for automatic edge detection in potential field anomaly images – application to dike-like magnetic structures

Saulo Pomponet Oliveira, Francisco José Fonseca Ferreira, Jeferson de Souza · Computers & Geosciences · 2017 · 38 citations

Image Analysis, Engineering, Edge Detection +5