EOC TASK DESCRIPTIONS

Please note: These task descriptions are out of date.
The page remains available for information only.


1. INSTRUMENTATION

1.1 Instrumentation

Task Leader

David Parkin, COSSA/EOC
david.parkin@cossa.csiro.au

Objectives

 

Milestones

 Dec 2000 New lamp for calibration. Lamp needed to calibrate the new spectral devices with band widths 300 to 2500nm
 Ongoing  Suitable lab and field materials to be sourced to allow easy calibration checks in the lab and field. Review LiCor 1800 light source.
  Ongoing  Mini calibration or other field exercises/demonstrations, eg:
  • weather station
  • irradiance
  • demonstration of radiosonde
  • demonstration long wave standards
 Ongoing  Web pages will be ongoing throughout the year.


2. CALIBRATION & VALIDATION

2.1 Satellite Altimeter Validation & Data Management

Task Leader

John Church, Marine
john.church@marine.csiro.au

Objectives

Satellite verification

Data Management

Milestones

2.2 Sea Surface Temperature Validation

Task Leader

Ian Barton, Marine
ian.barton@marine.csiro.au

Objectives

Milestones

2.3 Tasman-Coral Seas Mass & Heat Transport/Satellite Altimeter-SST & Ocean

Task Leader

Ian Barton, Marine
ian.barton@marine.csiro.au

Objectives

Milestones

2.4 Validation of Remotely Sensed Thermal Infrared Data & Surface Temperature Algorithm Development

Task Leader

Fred Prata, Atmospheric Research
fred.prata@dar.csiro.au

Objectives

Milestones

1/8/98 Equipment successfully tested at Thangoo
20/10/98 Equipment installed at Thangoo
1/11/98 Site operational
1/10/98 Processing software completed
1/9/98 1st Report submitted to EOC
31/12/98 Quality control procedures completed
20/10/98 1st site visit
Unknown Field campaign during EOS fly-by
15/12/98 2nd site visit
15/01/99 2nd report
25/1/99 Task review
29/1/99 Data product delivery
3/3/99 3rd site visit
Jun-Jul 99 Field campaign during EOS fly-by
1/7/99 3rd report
11/8/99 4th site visit
13/9/99 Task review
6/12/99 5th site visit
31/12/99 Final report and completion

3. MEASUREMENT MODELS & ALGORITHMS

3.1 Hi-Resolution Scene Brightness and BRDF

Task Leader/s

David Jupp, COSSA/EOC
david.jupp@cossa.csiro.au

Peter Hick, Exploration & Mining
peter.hick@dem.csiro.au

Norm Campbell, Mathematical & Information Sciences
norm.campbell@cmis.csiro.au

Vanessa Chewings, Wildlife & Ecology
v.chewings@cazr.dwe.csiro.au

Objectives

  1. Develop software for accurate registration/rectification of frames, such that fitted models are constrained and corresponding pixels in areas of scene overlap have the same geo-location.
  2. Compare the relative merits of all available kernel approaches on a range of data and land surface typologies, and enhance the methodology to include the constraints that the differences between brightness-corrected reflectances, in areas of scene overlap, are minimised.
  3. Evaluate the referencing correlative technique for specific applications, especially for airborne hyperspectral line-scanned data, and enhance the methodology to include the constraints that differences between birghtness-corrected reflectances in areas of scene overlap are minimised; and
  4. Integrate the kernel and referencing approaches to BRDF correction in order to improve the level of understanding of the effects of bi-directional reflectance.

Milestones

June 1999 Evaluate photogrammetric and image processing tool-kits for their suitability for different data types (including Virtuozo and tesselation techniques)
June 1999 – 20% complete Evaluate the use of auto-correlation software for the automated/semi-automated selection of ground control points
Unknown at this stage Produce prototype software for accurate registration/rectification of frames
Unknown at this stage Establish a practical current approach to BRDF modelling and scene brightness correction, including determining whether a "typology" of kernels exists.
Unknown at this stage Develop prototype software for fitting kernel, empirical and semi-empirical BRDF functions (forward mapping) and correcting scenes using the fitted models (inverse mapping)
June 1999 – 30% complete Enhance the referencing method to include the constraint that differences between brightness-corrected reflectances in areas of scene overlap are minimised
June 1999 Model and extract brightness surfaces for terrestrial mixtures and over water surfaces (sun-glinted) for a range of data types
June 1999 Test surfaces developed where the reference bands are not overlapping with the spectral band that is to be corrected
June 1999 Examine the effect of disparities in the time of acquisition between the high-resolution and reference images
June 1999 Investigate how well kernel models can be used to describe the BRDF effects calculated using the referencing method
Unknown at this stage Compare results of the kernel approach and referencing method for specific data sets

3.2 Optical Properties of Australian Continental Aerosol

Task Leader

Ross Mitchell, Atmospheric Research
ross.mitchell@dar.csiro.au

Objectives

Milestones

July 98 Project commencement
September 98 Deployment of sun-photometer and nephelometer at Tinga Tingana and Darwin
March 99 Relocate sun-photometer from Darwin to Lake Argyle
June 99 Complete test of validation of atmospheric correction code
December 99 Analysis of sensitivity of radiances to aerosol properties complete
June 2000 Project completion

3.3 BRDF of typical Australian land cover types

Task Leader

Ian Grant, Atmospheric Research
ian.grant@dar.csiro.au

Objectives

Milestones

July 98 Project commencement
June 99 Algorithm for BRDF correction of AVHRR with initial validation complete (1a,2)
Sept 99 Algorithm for surface albedo, with initial validation, complete (1b,2)
Sept 99 Investigation of BRDF typology complete (3)
Dec 99 Validation flights completed (4)
Mar 2000 Flight analysis complete
June 2000 Production of albedo maps complete

3.4 Ocean Colour Algorithm Development & Validation

Task Leader

John Parslow, Marine
john.parslow@marine.csiro.au

Objectives

Milestones

Jan 99 Complete design of coral reef field campaign, recruit post-doc
Dec 99 Final report for coral reef pilot study. Design field program for MERIS. Provide assessment of SeaWiFS and MODIS performance in CASE1 waters. Scientific publication of ocean colour field data in Australian waters
Jul 2000 Report on CASE2/coastal waters hyperspectral/MERIS algorithm development and initial testing. Provide annual progress report
Dec 2000 Final report. Evaluation of CASE2/coastal ocean colour algorithms for Australian waters

4. PROCESSING STREAM

4.1 Common Algorithm Processing System (CAPS)

Task Leader

Harvey Davies, Atmospheric Research
harvey.davies@dar.csiro.au

Objectives

Milestones

Sep 1998 Review initial period of "settling in" phase
Dec 1998 Review bulk of "settling in" phase
Feb 1999 Annual Review. Decide whether to continue to Phase 2 and if so what this should involve
May 1999 Review progress on Phase 2

4.2 Operational AVHRR Processing Modules: Atmospheric Correction, Cloud Masking & BRDF Compensation

Task Leader

Mac Dilley, Atmospheric Research
mac.dilley@dar.csiro.au

Denis O’Brien, Atmospheric Research
denis.obrien@dar.csiro.au

Objectives

Milestones

Mar 99 Delivery of atmospheric correction module and documentation
Apr 99 Delivery of cloud masking module and documentation
Sep 99 Delivery of BRDF module and documentation

4.3 Product Presentation, Quality & Standards

Task Leader

Dean Graetz, COSSA/EOC
dean.graetz@eoc.csiro.au

Objectives

Milestones

Oct 1999 On delivery of the AVHRR archive stitched to continent spanning orbits, produce the calibrated level 1 archive (afternoon pass only) for N14 (1995 – 1999).
Dec 1999 N12, N14, N15 data available in calibrated and navigated form (1995 – 1999)
June 2000 The HRPT archive, 4 passes/day, 1991 – 1999 in calibrated and navigated form

5. DATA MANAGEMENT & COMMUNICATIONS

5.1 Database and Access Tools for Environmental Time-Series Data

Task Leader

Edward King, COSSA/EOC
edward.king@eoc.csiro.au

Objectives

Milestones

08/97 & ongoing Maintain CILS, IMS and IDN directory servers at EOC
08/98 Establish AVHRR Tbus navigation archive at EOC
09/98 Complete implementation and testing of HRPT quality assessment and orbit stitching software
01/99 Design relational database to catalogue EOC AVHRR and Landsat holdings
01/99 Complete reorganisation of EOC computing to support stitching and 1km project
04/99 Implement and populate with initial metadata the database for EOC holdings
04/99 & ongoing Supply Australian AVHRR data to USGS for 1km contract
01/99 & ongoing Copy Aspendale AVHRR archive for incorporation into stitched archive (4 years of 7 complete)
07/99 Commence regular operation of orbit stitching project
TBD ASAP
  • Develop ASDA header creation to permit export of stitched data to collaborative partners
  • Develop web interface for access to stitched archive
  • Move CILS/IDN/IMS to new server

5.3 Communications

Task Leader

David Parkin, COSSA/EOC
david.parkin@cossa.csiro.au

Objective

Disseminate and communicate the science, activities and achievements of the EOC.

Milestones

6. NEW TECHNOLOGIES

6.1 Hyperspectral

Task Leader

David Jupp, COSSA/EOC
david.jupp@cossa.csiro.au

Alex Held, Land & Water
alex.held@cbr.clw.csiro.au

Jon Huntington, Exploration & Mining
jon.huntington@dem.csiro.au

Objectives

  1. Work with other EOC Task areas to develop solutions to generic research issues associated with hyperspectral instrument calibration, data reduction including geometric modelling and normalisation for atmospheric and BRDF effects plus general field instrument deployment and use (part of the Hyperspectral Thread Activity).
  2. Work with other EOC Tasks to develop an effective Field Spectroscopy Program (FSP) to establish standardised measurement protocols, a base of instruments and help train EOC members to ensure high quality calibration and validation activity for missions.
  3. Carry out a set of field/airborne campaigns over selected sites to generate a high quality base of hyperspectral data for research in EOC and Australia. The data are to include effective site and ancillary information combined with the hyperspectral data in raw and processed formats and documented to provide a sound base for innovative R&D.
  4. Develop a HS spectral library for a wide range of uses and evaluation of Spectral Library methods and their effectiveness in environmental unmixing.
  5. Use the base of EOC hyperspectral data to establish and develop algorithms for a specified range of specific applications, which reflect the investment in sites and field campaigns. These will be from among geological, tropical and temperate vegetation, coastal and estuarine waters and rangelands applications.
  6. Seek external and international collaboration in the EOC site activities as well as collaboration in hyperspectral missions in Australia as well as coming satellite opportunities such as Hyperion, ARIES and NEMO.

Milestones

Year 1

  1. Document opportunities for hyperspectral data from airborne and spaceborne platforms.
  2. In conjunction with the Instrumentation Task, document available field instrumentation for hyperspectral missions and initiate a plan for equipment purchase & upgrade.
  3. Review and select EOC sites for airborne data missions.
  4. Establish web information base of sites and site ancillary data.
  5. Purchase instruments.
  6. Initiate first phase of planned NVIR-SWIR Hyperspectral missions.
  7. Evaluate quality of airborne and field data.
  8. Initiate cross comparisons of atmospheric correction techniques.
  9. Evaluate information content of data.
  10. Develop field data protocols and standards based on the experience.

    Year 2

  11. Initiate cross-comparisons of geometric and BRDF techniques.
  12. Circulate first set of CDs with corrected airborne data and processed field data.
  13. Bid for NASA NRAs for Hyperion and NEMO.
  14. Define and initiate studies into information extraction based on the site data.
  15. Establish an integrated bid for an ARIES ADP project.
  16. Plan and execute airborne mission phase (VNIR-SWIR and TIR? - scanning and profiling systems?).
  17. Process airborne and field data, upgrade protocols and standards of processing.

    Year 3

  18. Evaluate effectiveness of field spectral data collection as inputs to an EOC spectral library.
  19. Publish second set of CDs and established protocols plus possible upgrade of first CD set.
  20. Publish comparisons of geometric, atmospheric and BRDF normalisation methods and information extraction methods.
  21. Publish protocols, background studies and intercomparisons.
  22. Carry out a third airborne mission to enrich multi-temporal hyperspectral data studies.
  23. Publish documents, data and papers arising out of the algorithm studies.


6.2 Vegetation Structure and Imaging System

Task Leader

David Jupp, COSSA/EOC
david.jupp@cossa.csiro
.au

David Parkin, COSSA/EOC
david.parkin@cossa.csiro.au

Objective

Through EOC and Divisional collaboration undertake significant research, development and also transfer of commercial capacity in the area of Lidar profiling and sounding of vegetation canopies.

Milestones

CAR Trials
July 1999 Develop system for collecting data
August 1999 Collect field data using the CAR LIDAR
October 1999 Process data and report
Market Surveys  
November 1999 Define market surveys, collect data and report
System Modelling
October 1999 Document model and provide software with validation
Echidna Field Prototype
September 1999 Assemble team
October 1999 Design
December 1999 Build
Feb-June 2000 Test
from February 2000 Report
Safety Issues for Echidna
November 1999 Develop safety issue documentation & Plan

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