Sandra Isabel das Neves Heleno da Silva


AuthID: R-000-ME1

Confirmed Publications: 15



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TITLE: Large Holocene Earthquakes in the Lower Tagus Valley Fault Zone, Central Portugal
AUTHORS: Besana Ostman, GM; Vilanova, SP ; Nemser, ES; Falcao Flor, A ; Heleno, S ; Ferreira, H; Fonseca, JD ;
PUBLISHED: 2012, SOURCE: SEISMOLOGICAL RESEARCH LETTERS, VOLUME: 83, ISSUE: 1
INDEXED IN: Scopus WOS
IN MY: ResearcherID
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TITLE: AUTOMATIC DETECTION OF LANDSLIDE FEATURES WITH REMOTE SENSING TECHNIQUES: APPLICATION TO MADEIRA ISLAND
AUTHORS: Lira, C ; Lousada, M; Falcao, AP ; Goncalves, A ; Heleno, S ; Matias, M; de Sousa, AJ ; Pereira, MJ ; Pina, P ; Oliveira, R; Almeida, AB;
PUBLISHED: 2011, SOURCE: IEEE International Geoscience and Remote Sensing Symposium (IGARSS) in 2011 IEEE INTERNATIONAL GEOSCIENCE AND REMOTE SENSING SYMPOSIUM (IGARSS)
INDEXED IN: Scopus WOS CrossRef
IN MY: ORCID | ResearcherID
4
TITLE: Persistent Scatterers Interferometry detects and measures ground subsidence in Lisbon  Full Text
AUTHORS: Sandra I N Heleno ; Luis G S Oliveira; Maria J Henriques; Ana P Falcao ; Jose N P Lima ; Geraint Cooksley; Alessandro Ferretti; Ana M Fonseca; Joao P Lobo Ferreira; Joao F B D Fonseca ;
PUBLISHED: 2011, SOURCE: REMOTE SENSING OF ENVIRONMENT, VOLUME: 115, ISSUE: 8
INDEXED IN: Scopus WOS CrossRef
IN MY: ORCID | ResearcherID
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TITLE: Seasonal tropospheric influence on SAR interferograms near the ITCZ - The case of Fogo Volcano and Mount Cameroon  Full Text
AUTHORS: Heleno, SIN ; Frischknecht, C; d'Oreye, N; Lima, JNP ; Faria, B; Wall, R; Kervyn, F;
PUBLISHED: 2010, SOURCE: JOURNAL OF AFRICAN EARTH SCIENCES, VOLUME: 58, ISSUE: 5
INDEXED IN: Scopus WOS CrossRef
IN MY: ORCID | ResearcherID
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TITLE: CLASSIFICATION OF WATER REGIONS IN SAR IMAGES USING LEVEL SETS AND NON-PARAMETRIC DENSITY ESTIMATION  Full Text
AUTHORS: Margarida Silveira ; Sandra Heleno ;
PUBLISHED: 2009, SOURCE: 16th IEEE International Conference on Image Processing in 2009 16TH IEEE INTERNATIONAL CONFERENCE ON IMAGE PROCESSING, VOLS 1-6
INDEXED IN: Scopus WOS CrossRef
IN MY: ORCID | ResearcherID
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TITLE: Separation Between Water and Land in SAR Images Using Region-Based Level Sets
AUTHORS: Margarida Silveira ; Sandra Heleno ;
PUBLISHED: 2009, SOURCE: IEEE GEOSCIENCE AND REMOTE SENSING LETTERS, VOLUME: 6, ISSUE: 3
INDEXED IN: Scopus WOS CrossRef
IN MY: ORCID | ResearcherID
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TITLE: Systematic InSAR monitoring of african active volcanic zones: What we have learned in three years, or an harvest beyond our expectations
AUTHORS: D'Oreye, N; Fernandez, J; Gonzalez, P; Kervyn, F; Wauthier, C; Frischknecht, C; Calais, E; Heleno, S ; Cayol, V; Oyen, A; Marinkovic, P;
PUBLISHED: 2008, SOURCE: 2008 2nd Workshop on USE of Remote Sensing Techniques for Monitoring Volcanoes and Seismogenic Areas, USEReST 2008 in Proceedings of the 2008 2nd Workshop on USE of Remote Sensing Techniques for Monitoring Volcanoes and Seismogenic Areas, USEReST 2008
INDEXED IN: Scopus
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TITLE: WATER/LAND SEGMENTATION IN SAR IMAGES USING LEVEL SETS  Full Text
AUTHORS: Margarida Silveira ; Sandra Heleno ;
PUBLISHED: 2008, SOURCE: 15th IEEE International Conference on Image Processing (ICIP 2008) in 2008 15TH IEEE INTERNATIONAL CONFERENCE ON IMAGE PROCESSING, VOLS 1-5
INDEXED IN: Scopus WOS CrossRef
IN MY: ORCID | ResearcherID
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TITLE: Hydroacoustic detection of volcanic ocean-island earthquakes  Full Text
AUTHORS: George Helffrich; Sandra I N Heleno ; Bruno Faria; Joao F B D Fonseca ;
PUBLISHED: 2006, SOURCE: GEOPHYSICAL JOURNAL INTERNATIONAL, VOLUME: 167, ISSUE: 3
INDEXED IN: Scopus WOS CrossRef
IN MY: ORCID | ResearcherID
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