IEEE Geoscience and Remote Sensing Magazine - June 2013 - 37

© PHOTODISC

Spectroradiometric Field Surveys in
Remote Sensing Practice: A Workflow
Proposal, from Planning to Analysis
l. poMpilio, Department of Psychological, Humanistic and Earth Sciences,
University "G. d'Annunzio," V. Dei Vestini, 31, Chieti, Italy, I-66013
p. Villa, Institute of Information Science and Technologies "A. Faedo,"
National Research Council (ISTI-CNR), Via G. Moruzzi 1, Pisa, Italy, 56124
M. boSchetti, anD M. pepe, Institute for Electromagnetic Sensing of the Environment,
National Research Council (IREA-CNR), Via Bassini 15, Milan, Italy, 20133

Abstract-Spectroradiometric field surveys, especially
when addressed at heterogeneous targets and within a
complex environmental context, require careful organization and structuring. This work focuses on a proposal of an
operational workflow that holds together different aspects
of in situ spectral data acquisition, from planning to data
analysis, and is ancillary to environmental analysis based
on remote sensing. The main objective is the enhancement of the information coming from acquired spectra,
which is accomplished through a set of established guidelines for: campaign planning, measurement collection,
Digital Object Identifier 10.1109/MGRS.2013.2261257
Date of publication: 26 June 2013

june 2013

ieee Geoscience and remote sensinG maGazine

and data management. The feasibility and advantages of
such approach are demonstrated through a real case scenario, covering two spectroradiometric campaigns aimed
at geolithology studies and performed in September 2010
and 2011 in the Dolomites (Northern Italy), where complex environmental and variable atmospheric conditions,
as well as, large target variability and spectral heterogeneity
occur. The workflow here adopted allowed us to face all the
challenges in order to usefully accomplish our campaigns.
Issues commonly arising in spectroradiometric field activities are easily foreseen, tackled and mitigated, if necessary,
while preserving a high degree of flexibility and generalization for exploiting the workflow over heterogeneous areas
and application fields.
2168-6831/13/$31.00©2013IEEE

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