Search Results - "O’Neill, N.T"

A generalized approach to the vicarious calibration of multiple Earth observation sensors using hyperspectral data by Teillet, P.M, Fedosejevs, G, Gauthier, R.P, O'Neill, N.T, Thome, K.J, Biggar, S.F, Ripley, H, Meygret, A

“…The paper describes a new methodology that uses spatially extensive hyperspectral imagery as reference data to carry out vicarious radiometric calibrations for…”
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Seasonal comparisons of GEOS-Chem-TOMAS (GCT) simulations with AERONET-inversion retrievals over sites in the North American and European Arctic by AboEl-Fetouh, Y., O'Neill, N.T., Kodros, J.K., Pierce, J.R., Lu, H., Ranjbar, K., Xian, P.

“…GEOS-Chem TOMAS (GCT) simulations of AERONET-inversion products during 2015 were compared with AERONET-inversion products from the multi-year climatology of…”
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A North American Arctic Aerosol Climatology Using Ground-Based Sunphotometry by Bokoye, Amadou I., Royer, Alain, O'Neill, N. T., McArthur, L. J. Bruce

“…The Arctic is known as a key area for the detection of climate changes and atmospheric pollution on a global scale. In this paper we describe a new Canadian…”
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Evaluation of sun photometer capabilities for retrievals of aerosol optical depth at high latitudes: The POLAR-AOD intercomparison campaigns by Mazzola, M., Stone, R.S., Herber, A., Tomasi, C., Lupi, A., Vitale, V., Lanconelli, C., Toledano, C., Cachorro, V.E., O’Neill, N.T., Shiobara, M., Aaltonen, V., Stebel, K., Zielinski, T., Petelski, T., Ortiz de Galisteo, J.P., Torres, B., Berjon, A., Goloub, P., Li, Z., Blarel, L., Abboud, I., Cuevas, E., Stock, M., Schulz, K.-H., Virkkula, A.

“…Accuracy requirements for aerosol optical depth (AOD) in polar regions are much more stringent than those usually encountered in established sun photometer…”
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Molecular characterization and distinguishing features of a novel human rhinovirus (HRV) C, HRVC-QCE, detected in children with fever, cough and wheeze during 2003 by Arden, K.E, Faux, C.E, O’Neill, N.T, McErlean, P, Nitsche, A, Lambert, S.B, Nissen, M.D, Sloots, T.P, Mackay, I.M

“…Abstract Background Human rhinoviruses (HRVs) are associated with more acute respiratory tract infections than any other viral group yet we know little about…”
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Comparison of three different methodologies for the identification of high atmospheric turbidity episodes by Mateos, D., Cachorro, V.E., Velasco-Merino, C., O'Neill, N.T., Burgos, M.A., Gonzalez, R., Toledano, C., Herreras, M., Calle, A., de Frutos, A.M.

“…The identification and characterization of High Atmospheric Turbidity (HAT) episodes is a key objective of global aerosol monitoring. This study presents a…”
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Evaluation of the GEM-AQ air quality model during the Québec smoke event of 2002: Analysis of extensive and intensive optical disparities by O’Neill, N.T., Campanelli, M., Lupu, A., Thulasiraman, S., Reid, J.S., Aubé, M., Neary, L., Kaminski, J.W., McConnell, J.C.

“…The root-mean-square (rms) differences between the Canadian air quality model GEM-AQ and measurements for intensive and extensive optical variables (aerosol…”
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Selected topics in arctic atmosphere and climate: Science Results from the Canadian International Polar Year 2007-2008 by PERRIE, William, ZHENXIA LONG, STAEBLER, Ralf, DRUMMOND, James R, O'NEILL, N. T, HUNG, Hayley, COLE, Amanda, STEFFEN, Alexandra, DASTOOR, Ashu, DURNFORD, Dorothy, JIANMIN MA, BOTTENHEIM, Jan W, NETCHEVA, Stoyka

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Remote sensing of aerosols over boreal forest and lake water from AVHRR data by Soufflet, V., Tanré, D., Royer, A., O'Neil, N.T.

“…A complete set of advanced very high resonation radiotneter (AVHRR) data (and ground-based measurements of aerosol and water-vapor content are used to test an…”
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Remote sensing of aerosols over North American land surfaces from POLDER and MODIS measurements by Vachon, F., Royer, A., Aubé, M., Toubbé, B., O’Neill, N.T., Teillet, P.M.

“…We examine two different aerosol remote sensing approaches based on polarized ADEOS-1 POLDER measurements and on multispectral EOS Terra MODIS dark target…”
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Retrieving cloud optical depth and ice particle size using thermal and Far infrered radiometry in an Arctic environment by Blanchard, Y., Royer, A., O'neill, N.T., Blanchet, J.-P.

“…An important goal, within the context of improving climate change modelling, is to enhance our understanding of aerosols and their radiative effects (notably…”
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Optical coherency of sunphotometry, sky radiometry and lidar measurements during the early phase of Pacific 2001 by O’Neill, N.T., Strawbridge, K.B., Thulasiraman, S., Zhang, J., Royer, A., Freemantle, J.

“…Passive sunphotometry and sky radiometry data at sites in the Lower Fraser Valley (Langley-Lochiel) and Saturna Island were synchronously acquired with…”
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Analyse Des Aerosols A Partir Des Images Avhrr-noaa 9 Et 10. Application A La Cartographic Des Sulfates by Chartier, L., O'Neill, N.T., Royer, A.

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Modelling of aerosol optical depth variability at regional scale by Aube, M., O'Neill, N.T., Royer, A.

“…Monitoring of aerosol optical depth (AOD) is of particular importance due to the significant role of aerosols in the atmospheric radiative budget. AOD is a key…”
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Atmospheric optical parameter server for atmospheric corrections of remote sensing data by O'Neill, N.T., Royer, A., Aube, M., Thulasiraman, S., Vachon, F., Teillet, P.M., Freemantle, J., Blanchet, J.-P., Gong, S.

“…Significant atmospheric correction improvements can only be achieved by accurately representing the dynamic variability of the intrinsic atmospheric optical…”
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Using Web services for atmospheric correction of remote sensing data by Freemantle, J., Versi, M., O'Neill, N.T., Royer, A., Aube, M., Thulasiraman, S., Vachon, F., Teillet, P.M., Blanchet, J.-P., Gong, S.

“…We present the technical implementation details for a prototype central atmospheric correction parameter server called NOMAD (Networked On-line Mapping of…”
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Image Based Atmospheric Correction Of Airborne Imagery by Freemantle, J.R., Miller, J.R., O'neill, N.T., Royer, A.

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Systeme de measures de reflectances pour les spectrometres imageurs by Royer, A., O'neill, N.T., Williams, D., Cliche, P., Verreault, R.

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Sensitivity Of Satellite Signals To Aerosol Pollutants by O'Neill, N.T., Royer, A., Hubert, L., Freemantle, J.

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