1. © 2001, Federal Aviation Administration - All Rights Reserved. Using Spotfire in Aviation Safety Data Analysis Vivek Sood Federal Aviation Administration Office of System Safety

2. Safety Information Engineering and Analysis Division National Aviation Safety Data Analysis Center (NASDAC) Data importation Data standardization Data analysis Global Aviation Information Network (GAIN) Flight data recorder analysis

3. NASDAC Data Transformation Process Layer 0Layer 1 Integration Data Block (Layer 2) Create a mirror image of the source system. Populate metadata repository Populate NASDAC data structure (Oracle 8i) Apply standards Make/Model City State Operator Airports Provide business rules / Populate metadata repository Condense Decode Screen for complete records Provide integration rules Make accessible for integration Build metadata

4. Aircraft Operations History

5. Air Carrier Accidents by Phase of Flight

6. NASDAC Data Transformation Process Layer 0Layer 1 Integration Data Block (Layer 2) Create a mirror image of the source system. Populate metadata repository Populate NASDAC data structure (Oracle 8i) Apply standards Make/Model City State Operator Airports Provide business rules / Populate metadata repository Condense Decode Screen for complete records Provide integration rules Make accessible for integration Build metadata

7. Data Standardization inconsistent data invalid data missing data Before: After: Number of Records: 22,000 Number of hours: 680

8. Layer 0 (Source System Record) Boeing Aircraft Co. Boeing Boeing Corp. Boeing Aircraft Boeing Aircraft Co. Boeing Co. Boing Layer 1 (NASDAC Record) Boeing Boeing Manufacturer Name AIC-based Cleansing Table Automated Data Standardization

9. Air Carrier Accidents by Phase of Flight

10. NASDAC Data Transformation Process Layer 0Layer 1 Integration Data Block (Layer 2) Create a mirror image of the source system. Populate metadata repository Populate NASDAC data structure (Oracle 8i) Apply standards Make/Model City State Operator Airports Provide business rules / Populate metadata repository Condense Decode Screen for complete records Provide integration rules Make accessible for integration Build metadata

11. NASDAC Data Architecture

12. Integration Data Block Library Standard Integration Filter Library VPDS PDS OEDS Filtered By FAR Part 121 Airport Types Intersecting Runways Runway Safety Data Mart Data Custom Application Using Pre-staged Standard Integration Tools

13. Incidents Near Special Use Airspace

14. Global Aviation Information Network Analyzing information proactively to improve aviation safety Privately owned and operated network of systems Analytical methods and tools (WG-B) Delta airlines Flight data recorder analysis