Search Results - "Hutchison, Keith D."

Creating Truth Data to Quantify the Accuracy of Cloud Forecasts from Numerical Weather Prediction and Climate Models by Hutchison, Keith D., Iisager, Barbara D.

“…Clouds are critical in mechanisms that impact climate sensitivity studies, air quality and solar energy forecasts, and a host of aerodrome flight and safety…”
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Applications of MODIS satellite data and products for monitoring air quality in the state of Texas by Hutchison, Keith D.

“…The Center for Space Research (CSR), in conjunction with the Monitoring Operations Division (MOD) of the Texas Commission on Environmental Quality (TCEQ), is…”
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use of global synthetic data for pre-launch tuning of the VIIRS cloud mask algorithm by Hutchison, Keith D, Iisager, Barbara D, Hauss, Bruce

“…A methodology is presented to perform pre-launch tuning of thresholds used in the Visible Infrared Imager/Radiometer Suite (VIIRS) cloud mask (VCM) algorithm…”
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A Methodology for Verifying Cloud Forecasts with VIIRS Imagery and Derived Cloud Products—A WRF Case Study by Hutchison, Keith D., Iisager, Barbara D., Dipu, Sudhakar, Jiang, Xiaoyan, Quaas, Johannes, Markwardt, Randy

“…A methodology is presented to evaluate the accuracy of cloud cover fraction (CCf) forecasts generated by numerical weather prediction (NWP) and climate models…”
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Discriminating sea ice from low-level water clouds in split-window, mid-wavelength IR imagery by Hutchison, Keith D, Mahoney, Robert L, Iisager, Barbara D

“…A technique is demonstrated to enhance the contrast between sea ice and low-level water clouds. The approach uses the brightness temperature difference (BTD)…”
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The VIIRS Cloud Mask: Progress in the first year of S-NPP toward a common cloud detection scheme by Kopp, Thomas J., Thomas, William, Heidinger, Andrew K., Botambekov, Denis, Frey, Richard A., Hutchison, Keith D., Iisager, Barbara D., Brueske, Kurt, Reed, Bonnie

“…The Visible Infrared Imager Radiometer Suite (VIIRS) Cloud Mask (VCM) determines, on a pixel‐by‐pixel basis, whether or not a given location contains cloud…”
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A path reflectance correction for improved cloud detection using the VIIRS 412 nm band by Hutchison, Keith D., Hauss, Bruce I., Iisager, Barbara D.

“…Satellite data collected in the ultraviolet region of the electromagnetic spectrum have proven useful in the detection of clouds over desert backgrounds and in…”
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Assessing VIIRS cloud base height products with data collected at the Department of Energy Atmospheric Radiation Measurement sites by Fitch, Kyle E., Hutchison, Keith D., Bartlett, Kevin S., Wacker, Robert S., Gross, Kevin C.

“…A system-level analysis has been completed to assess the accuracy of cloud base height (CBH) products of lower-altitude water clouds created from Visible…”
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Improving correlations between MODIS aerosol optical thickness and ground-based PM2.5 observations through 3D spatial analyses by HUTCHISON, Keith D, FARUQUI, Shazia J, SMITH, Solar

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Comparisons between VIIRS cloud mask performance results from manually generated cloud masks of VIIRS imagery and CALIOP-VIIRS match-ups by Hutchison, Keith D., Heidinger, Andrew K., Kopp, Thomas J., Iisager, Barbara D., Frey, Richard A.

“…Binary cloud masks generated from the manual interpretation of imagery serve as one source of truth data in the evaluation of the Visible Infrared Imaging…”
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Correlating MODIS aerosol optical thickness data with ground-based PM2.5 observations across Texas for use in a real-time air quality prediction system by HUTCHISON, Keith D, SMITH, Solar, FARUQUI, Shazia J

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Improved retrievals of cloud boundaries from MODIS for use in air quality modeling by Hutchison, Keith D., Pekker, Tatyana, Smith, Solar

“…A new approach has been developed at the Center for Space Research (CSR) to determine cloud boundaries from satellite data for use in air quality modeling. The…”
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The use of MODIS data and aerosol products for air quality prediction by Hutchison, Keith D., Smith, Solar, Faruqui, Shazia

“…The Center for Space Research (CSR) is exploring new approaches to integrate data collected by the MODerate resolution Imaging Spectroradiometer (MODIS)…”
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Cloud detection over desert regions using the 412 nanometer MODIS channel by Hutchison, Keith D., Jackson, John M.

“…A method is proposed to enhance the performance of automated cloud detection algorithms in the vicinity of desert regions. The approach uses data in MODIS…”
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Correlating MODIS aerosol optical thickness data with ground-based PM 2.5 observations across Texas for use in a real-time air quality prediction system by Hutchison, Keith D., Smith, Solar, Faruqui, Shazia J.

“…Investigations have been conducted at the Center for Space Research (CSR) into approaches to correlate MODIS aerosol optical thickness (AOT) values with…”
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Improving correlations between MODIS aerosol optical thickness and ground-based PM 2.5 observations through 3D spatial analyses by Hutchison, Keith D., Faruqui, Shazia J., Smith, Solar

“…The Center for Space Research (CSR) continues to focus on developing methods to improve correlations between satellite-based aerosol optical thickness (AOT)…”
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Correlating MODIS aerosol optical thickness data with ground-based PM sub(2.5) observations across Texas for use in a real-time air quality prediction system by Hutchison, Keith D, Smith, Solar, Faruqui, Shazia J

“…Investigations have been conducted at the Center for Space Research (CSR) into approaches to correlate MODIS aerosol optical thickness (AOT) values with…”
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Cloud detection over desert regions using the 412 nanometer MODIS channel by HUTCHISON, Keith D, JACKSON, John M

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Improved Detection of Optically Thin Cirrus Clouds in Nighttime Multispectral Meteorological Satellite Imagery Using Total Integrated Water Vapor Information by Hutchison, Keith D., Hardy, Kenneth R., Gao, Bo-Cai

“…The accurate identification of optically thin cirrus clouds in global meteorological satellite imagery by automated cloud analysis algorithms is critical to…”
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Snow cover identification through cirrus-cloud atmospheres using daytime AVHRR imagery by Hutchison, Keith D, Locke, James K

“…A technique has been developed for enhanced snow identification in cloud-free and cirrus-cloudy atmospheres using daytime AVHRR imagery. The procedure is based…”
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