Panel Discussionfor the

DTC Verification System

23 Feb 2007

Main Goal

Begin to identify functional requirements for the DTC verification system

From the DTC System point of view:

• Characteristics of (You) the user– Type of activities you will use the system for

• Questions want to answer• Types of forecasts want to use (F)• Types of observations want to use (O)• Granularity of F-O-M (spatial and temporal)

– Data warehouse; derived data marts• System response time• Types of evaluations

– Audit trail– Intercomparison of forecast products, model fields

etc.– Other???

Verification Mechanics

(FOM)

Forecasts Observations

Displays

Verification System Components

FinestGranularityVerificationElements (FOM)

Apply storageOptimization Strategy

Query interrogationto compute score

• Based on type of ‘user’• Questions asked