OUTSTANDING ISSUES - CALIBRATION

14/03/01

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OUTSTANDING ISSUES - CALIBRATION 

The three stages of Level 1 SMOS calibration 

Summary of outstanding issues 

Reasons for testing the Stage 2 calibration 

Significant unproven but necessary capabilities of the Level 1/Stage 2 model 

Propose applying Level 1 calibration to HUT aircraft demonstration sensor 

Defining the correlation structure ?Statement of problem 

Sources of calibration bias (1 of 2) 

Sources of calibration bias (2 of 2) 

Role of Vicarious Calibration 

Review of vicarious calibration using a statistical cold reference 

Sample cold TB histogram 

Example of vicarious cold reference ?TOPEX Microwave Radiometer ?2-?8 

L-Band characteristics of vicarious cold reference (1 of 2) 

L-Band characteristics of vicarious cold reference (2 of 2) 

Using vicarious cold reference at L-Band 

Study plan for application of the vicarious cold reference method to SMOS 

Direct calibration of Visibility samples

Auteur:C. Ruf