1. Dr. John R. Jensen Department of Geography University of South Carolina Columbia, SC 29208 Dr. John R. Jensen Department of Geography University of South Carolina Columbia, SC 29208 Image Processing System Considerations Jensen, 2003

2. digital image processing system A digital image processing system consists of the computer hardware and the image processing software necessary to analyze digital image data. Image Processing System Considerations Jensen, 2003 Consideration: Interactive versus Batch Processing * Quality of the Interface Consideration: Interactive versus Batch Processing * Quality of the Interface

3. ENVI Interface Jensen, 2003

4. ERDAS Interface Jensen, 2003

5. Image Processing System Hardware /Software Considerations Image Processing System Hardware /Software Considerations Jensen, 2003 * Central Processing Unit * Operating System and Applications Software * Random Access Memory (RAM) * Mass Storage (hard disk, CD, DVD) * Arithmetic Co-processor * Image Processing Memory (Graphics card) - CRT Screen display resolution - CRT screen color resolution * Serial versus Parallel Processing * Central Processing Unit * Operating System and Applications Software * Random Access Memory (RAM) * Mass Storage (hard disk, CD, DVD) * Arithmetic Co-processor * Image Processing Memory (Graphics card) - CRT Screen display resolution - CRT screen color resolution * Serial versus Parallel Processing

6. Moore’s Law Jensen, 2003

7. Image Processing System Considerations Jensen, 2003 Type of Computer: * Mainframe (> 32-bit CPU) * Workstation (> 32-bit CPU) * Personal Computers (16 to 32-bit CPU) Type of Computer: * Mainframe (> 32-bit CPU) * Workstation (> 32-bit CPU) * Personal Computers (16 to 32-bit CPU)

8. Image Processing System Hardware /Software Considerations Image Processing System Hardware /Software Considerations Jensen, 2003 * Central Processing Unit (CPU) * Random Access Memory (RAM) * Mass Storage (hard disk, CD, DVD) * Arithmetic Co-processor * Image Processing Memory (Graphics card) - CRT Screen display resolution - CRT screen color resolution * Serial versus Parallel Processing * Central Processing Unit (CPU) * Random Access Memory (RAM) * Mass Storage (hard disk, CD, DVD) * Arithmetic Co-processor * Image Processing Memory (Graphics card) - CRT Screen display resolution - CRT screen color resolution * Serial versus Parallel Processing

9. Typical Digital Image Processing Laboratory Jensen, 2003

10. Remote Sensing Data Formats Jensen, 2003 * Band interleaved by line (BIL) * Band interleaved by pixel (PIP) * Band sequential (BSQ) * Run-length encoding * Band interleaved by line (BIL) * Band interleaved by pixel (PIP) * Band sequential (BSQ) * Run-length encoding

11. Image Processing System Hardware /Software Considerations Image Processing System Hardware /Software Considerations Jensen, 2003 * Central Processing Unit (CPU) * Random Access Memory (RAM) * Mass Storage (hard disk, CD, DVD) * Arithmetic Co-processor * Image Processing Memory (Graphics card) - CRT Screen display resolution - CRT screen color resolution * Serial versus Parallel Processing * Storage and archiving capability * Central Processing Unit (CPU) * Random Access Memory (RAM) * Mass Storage (hard disk, CD, DVD) * Arithmetic Co-processor * Image Processing Memory (Graphics card) - CRT Screen display resolution - CRT screen color resolution * Serial versus Parallel Processing * Storage and archiving capability

12. Serial Versus Parallel Processing Jensen, 2003 * Requires more than one CPU * Requires software that can parse (distribute) the digital image processing to the various CPUs by - task, and/or - line, and/or - column. * Requires more than one CPU * Requires software that can parse (distribute) the digital image processing to the various CPUs by - task, and/or - line, and/or - column.

13. Jensen, 2003

14. Remote Sensing Data Storing and Archiving Considerations Jensen, 2003 * Type of Media * Access to a read-write mechanism that works. * Type of Media * Access to a read-write mechanism that works.

15. Longevity Jensen, 2003

16. Image Processing System Functions Jensen, 2003 * Preprocessing (Radiometric and Geometric) * Display and Enhancement * Information Extraction * Image Lineage * Image and Map Cartographic Composition *Geographic Information Systems (GIS) * Integrated Image Processing and GIS * Utilities * Preprocessing (Radiometric and Geometric) * Display and Enhancement * Information Extraction * Image Lineage * Image and Map Cartographic Composition *Geographic Information Systems (GIS) * Integrated Image Processing and GIS * Utilities

17. The Major Commercial Digital Image Processing Systems The Major Commercial Digital Image Processing Systems Jensen, 2003 - ERDAS - ENVI - IDRISI - ERMapper - PCI - Lots of photogrammetric - ERDAS - ENVI - IDRISI - ERMapper - PCI - Lots of photogrammetric

18. Jensen, 2003 - JPL VICAR-IBIS - MultiSpec - C-Coast - JPL VICAR-IBIS - MultiSpec - C-Coast The Major Public Digital Image Processing Systems The Major Public Digital Image Processing Systems