Systematic errors estimation in repeat MBES surveys

Nathalie Debese (1) , Jean-José Jacq (2) , Marc Roche (3) , Rodéric Moitié (4) , Koen Degrendele (3)

1 Lab-STICC_ENSTAB_CID_TOMS
2 IMT Atlantique - ITI - Département lmage et Traitement Information
3 Federal Public Service Economy, SMEs, Self-employed and Energy
4 Lab-STICC_ENSTAB_CID_PRASYS

Repeated multibeam echosounder (MBES) surveys are carried out over dredging areas to control the sand extraction. This work aims at detecting and estimating systematic errors present in a bathymetric time series by performing a robust and global registration of their osculatory surfaces.

Mots clés: Systematic errors; Registration; Trend surfaces; Osculatory surfaces; MBES; Bathymetry; Bedforms

Domaines: Planète et Univers [physics]; Sciences de la Terre; Géomorphologie

Nathalie Debese, Jean-José Jacq, Marc Roche, Rodéric Moitié, Koen Degrendele. Systematic errors estimation in repeat MBES surveys. Canadian Hydrographic Conference 2020, Feb 2020, Québec, Canada. ⟨hal-02508980⟩