Search Results - "Sigismondi, S."

The potential of multifrequency polarimetric SAR in assessing agricultural and arboreous biomass by Ferrazzoli, P., Paloscia, S., Pampaloni, P., Schiavon, G., Sigismondi, S., Solimini, D.

“…Polarimetric radar data collected by AIRSAR and SIR-C over agricultural fields, forests, and olive groves of the Italian Montespertoli site are analyzed. The…”
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The potential of C- and L-band SAR in estimating vegetation biomass: the ERS-1 and JERS-1 experiments by Paloscia, S., Macelloni, G., Pampaloni, P., Sigismondi, S.

“…The sensitivity of backscattering coefficient, measured by ERS-1 and JERS-1 radars, to vegetation biomass is discussed and compared with the best results…”
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Experimental validation of surface scattering and emission models by Macelloni, G., Nesti, G., Pampaloni, P., Sigismondi, S., Tarchi, D., Lolli, S.

“…Multifrequency polarimetric scattering and emissivity measurements have been carried out on three experimental dielectric models, characterized by random…”
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The SIR-C/X-SAR experiment on Montespertoli: Sensitivity to hydrological parameters by Macelloni, G., Paloscia, S., Pampaloni, P., Sigismondi, S., De Matthaeis, P., Ferrazzoli, P., Schiavon, G., Solimini, D.

“…Multi-frequency and multi-temporal polarimetric SAR measurements, carried out during SIR-C/X-SAR missions over the Montespertoli area have been analysed and…”
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Microwave remote sensing of hydrological parameters on the NOPEX area by Paloscia, S, Pampaloni, P, Macelloni, G, Sigismondi, S

“…As part of the Northern hemisphere climate-Processes land-surface Experiment (NOPEX) conducted in central Sweden, the usefulness of microwave remote sensing…”
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Palladium(0) allylic alkylation in a two-phase system or with a supported aqueous phase catalyst by Choplin, Agnès, Dos Santos, Silvia, Quignard, Françoise, Sigismondi, Silvana, Sinou, Denis

“…The reaction of allylic carbonates with various acyclic and cyclic carbonucleophiles is catalyzed by the system Pd(OAc) 2 and P(C 6H 4- m-SO 3Na) 3 (or tppts)…”
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Palladium(0)-catalyzed substitution of allylic substrates in an aqueous-organic medium. Influence of various parameters on the selectivity of the reaction: Catalysis in water by SIGISMONDI, S, SINOU, D

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The SIR-C/X-SAR experiment: the sensitivity of microwave backscattering to surface roughness of bare soils by Coppo, P., Macelloni, G., Pampaloni, P., Paloscia, S., Sigismondi, S.

“…The relations between microwave backscattering and surface roughness parameters have been investigated using multifrequency polarimetric SAR data collected…”
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Palladium(0)-catalyzed substitution of allylic substrates in an aqueous-organic medium. Influence of various parameters on the selectivity of the reaction by Sigismondi, Silvana, Sinou, Denis

“…The regioselectivity of the reaction of ethyl acetoacetate on allylic carbonate in the presence of a catalyst prepared from Pd(OAc) 2 and P(C 6H 4- m-SO 3Na) 3…”
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Microwave remote sensing of hydrological parameters on the NOPEX area: Boreal forests and climate: results from the Northern Hemisphere Climate Processes Land-Surface Experiment - NOPEX - concentrating on spring- and summertime achievements during 1994 and 1995 by PALOSCIA, S, PAMPALONI, P, MACELLONI, G, SIGISMONDI, S

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Palladium(0) allylic alkylation in a two-phase system or with a supported aqueous phase catalyst: Phase separable homogeneous catalysis by CHOPLIN, A, DOS SANTOS, S, QUIGNARD, F, SIGISMONDI, S, SINOU, D

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Palladium(0)-catalysed allylation of uracils and thiouracils. Influence of the solvent on the regioselectivity of the allylation by Goux, Catherine, Sigismondi, Silvana, Sinou, Denis, Pérez, Montserrat, Moreno-Mañas, Marcial, Pleixats, Roser, Villarroya, Mercè

“…Uracil and 5-substituted uracils are monoallylated at N-1 in H 2O-CH 3CN with the catalytic systemPd(OAc) 2 P(C 6H 4 -m- SO 3Na ) 3 (or tppts) although…”
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An automatic method for determining the cross section of a trihedral corner reflector in SAR images by Sigismondi, S.

“…To determine the number of the pixels which compose the radar cross section of the corner reflector is a decisive aspect at low frequencies, like L and P band,…”
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The microwave backscattering of vineyards by Paloscia, S., Pampaloni, P., Sigismondi, S.

“…The analysis of SAR data, collected over the Montespertoli site during the Multisensor Airborne Campaign (MAC-91) has shown that the backscattering from the…”
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Clinical and hormonal evaluation of recurrence of goiter after thyroidectomy by Abeatici, S, Palestini, N, Sigismondi, S

“…The incidence and features of goitre recurrences were investigated in a sample population of patients operated at the University of Turin Endocrine Surgery…”
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Estimating hydrological parameters with multifrequency SAR data by Paloscia, S., Macelloni, G., Pampaloni, P., Sigismondi, S.

“…This paper presents an overview of the results obtained on Montespertoli area, Florence, Italy, from different SAR missions. An analysis of the sensitivity of…”
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Analysis of an automatic method for surface classification using multifrequency multipolarization SAR data by Baronti, S., Macelloni, G., Paloscia, S., Pampaloni, P., Sigismondi, S.

“…An algorithm for automatic classification of land surfaces from multifrequency polarimetric SAR data is presented. Discriminations among different classes of…”
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Principal component analysis for change detection on polarimetric multitemporal SAR data by Baronti, S., Carla, R., Sigismondi, S., Alparone, L.

“…Principal component analysis (PCA) is applied to investigate on changes occurring in multitemporal polarimetric SAR imagery. Correlation instead of covariance…”
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Hydrological modeling integrated with multifrequency SAR data on the Pesa and Virginio basins of Montespertoli site by Ballerini, P., Catani, F., Moretti, S., Paloscia, S., Pampaloni, P., Sigismondi, S.

“…The potential of synthetic aperture radar (SAR) in observing land surface characteristics has been investigated during MAC'91 carried out in summer 1991 over…”
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Sensitivity of microwave backscattering to crop biomass by Luciani, S., Paloscia, S., Pampaloni, P., Schiavon, G., Sigismondi, S., Solimini, D.

“…A significant experiment for evaluating the potential of synthetic aperture radar (SAR) in monitoring soil and vegetation parameters is being carried out on an…”
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