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Data Quality Screening Service (DQSS)

After Screening. Before Screening. Quality Mask. 5. 5. kg/m 2. kg/m 2. 50. 50. Data Quality Screening Service (DQSS). PI: Christopher Lynnes, NASA/GSFC. Make data quality information easy to use for the water cycle community Expert and non-specialist users alike

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Data Quality Screening Service (DQSS)

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  1. After Screening Before Screening Quality Mask 5 5 kg/m2 kg/m2 50 50 Data Quality Screening Service (DQSS) PI: Christopher Lynnes, NASA/GSFC • Make data quality information easy to use for the water cycle community • Expert and non-specialist users alike • Human and machine users alike • Connect users seamlessly to best practices in data quality handling, i.e., the science team recommendations for quality screening (filtering) • Enable higher and more correct utilization of data quality indicators in data analysis Quality Screening Process Total Column Precipitable Water from Atmospheric Infrared Sounder (AIRS) near Madagascar, 4 Jun 2009 • Implement easy-to-use Web Service • Users invoke as a Universal Resource Locator (URL) • Encodes science team recommendations into service • Describe quality fields and recommendations in an ontology for extensibility, reusability and machine readability • Support both server-side and user-side screening • Server-side screens data before sending • User-side supplies quality mask and portable tools for screening on the user’s computer • Use Cases and Overall Design 02/2010 • Release 1.0: Quality Screening for AIRS Level 2 08/2010 • Release 1.1: Moderate Resolution Imaging Spectroradiometer Level 2 Cloud products 11/2010 • Release 1.2: Microwave Limb Sounder/High Resolution Dynamics Limb Sounder + Quality Impact Views 02/2011 • Release 1.3: User-side screening for Cloudsat/Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observation 07/2011 • Release 1.4: Refactored DQSS for Long termMaintenance and Operations 11/2011 Ed Olsen, NASA/JPL; Bruce Vollmer, Robert Wolfe, Shahin Samadi, NASA/GSFC; Peter Fox, Rensselaer Polytechnic Institute TRLin=7 TRLcurrent=7 24 Nov 2009

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