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1. Spatial and Temporal Mapping of Soil Moisture Content with Polarimetric RADARSAT2 SAR Imagery in the Alpine Area Luca Pasolli1,2 Claudia Notarnicola2 Lorenzo Bruzzone1 Giacomo Bertoldi3 Georg Niedriest3 Ulrike Tappeiner3 Marc Zebisch2 Fabio Del Frate4 Gaia Vaglio Laurin4 E-mail: luca.pasolli@disi.unitn.it luca.pasolli@eurac.edu Web: http://rslab.disi.unitn.it http://www.eurac.edu
2. 2 Outline Introduction 1 Aim of the Work 2 Study Area and Dataset 3 Estimation System Description 4 Analysis of Results 5 Conclusion 6 IEEE International Geoscience and Remote Sensing Symposium IGARSS 2011 Vancouver, Canada – 24-29 July, 2011
8. Investigation on the influence of soil and vegetation parameters in connection to natural hazard in Alpine regions.
9. Estimation of soil moisture content on bare and vegetated areas (alpine meadows and pastures) IEEE International Geoscience and Remote Sensing Symposium IGARSS 2011 Vancouver, Canada – 24-29 July, 2011
15. by exploiting an advanced retrieval algorithm based on the Support Vector Regression (SVR) methodL. Pasolli, C. Notarnicola, L. Bruzzone, G. Bertoldi, S. Della Chiesa, V. Hell, G. Niedrist, U. Tappeiner, M. Zebisch, F. Del Frate, G.V. Laurin, “EstimagionofSoilMoisture in an Alpine catchmentwith RADARSAT2 images”, Applied and EnvironmentalSoil Science, in press IEEE International Geoscience and Remote Sensing Symposium IGARSS 2011 Vancouver, Canada – 24-29 July, 2011
16. 5 Aimof the Work ToFurther Investigate the RetrievalofSoilMoisture from RADARSAT2 SAR Images in Alpine Areas Byexploiting the fully-polarimetriccapabilityof RADARSAT2 in combinationwith standard and advancedfeatureextraction/selectionmethods Byextending the analysisin time and spacewith the availableimages IEEE International Geoscience and Remote Sensing Symposium IGARSS 2011 Vancouver, Canada – 24-29 July, 2011
46. Qualitative and quantitative assessmentwithpriorknowledge on the area and field station measurementsIEEE International Geoscience and Remote Sensing Symposium IGARSS 2011 Vancouver, Canada – 24-29 July, 2011
47. 11 Results: Experiment 1 HH feature HH HV/VV features ICA1 ICA4 features α Afeatures IEEE International Geoscience and Remote Sensing Symposium IGARSS 2011 Vancouver, Canada – 24-29 July, 2011
48. 11 Results: Experiment 2 EstimatedSoilMoistureContentMap, June 2010 IEEE International Geoscience and Remote Sensing Symposium IGARSS 2011 Vancouver, Canada – 24-29 July, 2011
49. 14 Results: Experiment 2 Estimated dielectric constant Map, October 2010 Estimated dielectric constant Map, August 2010 Estimated dielectric constant map, July 2010 Estimated Dielectric constant Map, June 2010 IEEE International Geoscience and Remote Sensing Symposium IGARSS 2011 Vancouver, Canada – 24-29 July, 2011
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53. Integration of data from different sensors (e.g., L-Band SAR images)IEEE International Geoscience and Remote Sensing Symposium IGARSS 2011 Vancouver, Canada – 24-29 July, 2011
54. 16 Thankyoufor the Attention!! Questions? luca.pasolli@disi.unitn.it luca.pasolli@eurac.edu IEEE International Geoscience and Remote Sensing Symposium IGARSS 2011 Vancouver, Canada – 24-29 July, 2011