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QA4LiDAR version 1.4.5 User Manual · PDF file4.12.5 Density / Resolution ... Spatial file corruption (las, shp, asc, tiff, tif, ecw, ... Total point count of all supplied LAS types

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  • QA4LiDAR version 1.4.5 User Manual

    Page 1 of 78

    COOPERATIVE RESEARCH CENTRE for SPATIAL INFORMATION 2

    Project 2.09/2.15

    QA4LiDAR version 1.4.5 User Manual

    Airborne Laser Scanning Compliance and Quality Assurance Tool: Development of a Standard Software Procedure and

    Tool to Quality Assure Elevation Data

    Software Developers: Think Spatial & CRCSI

    2013-2016

  • QA4LiDAR version 1.4.5 User Manual

    Page 2 of 78

    Revision History

    QA4LiDAR Version

    Date Reviewer Description of changes

    1.0.18 17/09/2013 Jessica Keysers First Draft

    1.0.29 29/11/2013 Jessica Keysers Document updates

    1.1.6 29/04/2014 Jessica Keysers Software improvements

    1.3.19 06/02/2015 Jessica Keysers Phase 3 development Beta release

    1.3.26 15/06/2015 Jessica Keysers Use case updates

    1.3.29 02/07/2015 Jessica Keysers Bug fixes and new LAS corruption check components

    1.4.0 7/01/2016 Jessica Keysers Significant processing & efficiency improvements, Pacific Islands software update, upgrade to ArcGIS 10.3 (and hence LAS 1.4) and drop support for ArcGIS 10.1, new bathymetry coverage check

    1.4.2 24/03/2016 Jessica Keysers New license model, upgrade to ArcGIS 10.4

    1.4.5 14/09/2016 Jessica Keysers Bug fixes and minor improvements including the QA Report saving edits unless the check is re-run. Addition of new tile origin check.

  • QA4LiDAR version 1.4.5 User Manual

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    Table of Contents

    List of Tables ........................................................................................................................................... 5

    1. Introduction .................................................................................................................................... 6

    1.1 Software Purpose .................................................................................................................... 6

    1.2 What QA4LiDAR Does and Does Not Do ................................................................................. 6

    1.3 Licensing .................................................................................................................................. 9

    1.4 Requirements & Recommendations for using QA4LiDAR .................................................... 10

    2. Installation Procedure ................................................................................................................... 12

    2.1 System Requirements ........................................................................................................... 12

    2.2 Installation ............................................................................................................................ 12

    3. Using the QA4LiDAR Form Editor .................................................................................................. 13

    3.1 Purpose and Importance....................................................................................................... 13

    3.2 Forms in the Acquisition Process .......................................................................................... 14

    3.3 Create a New Form ............................................................................................................... 14

    3.4 Open an Existing Form .......................................................................................................... 14

    3.5 Filling in the forms ................................................................................................................ 15

    3.5.1 Fill in a Tender (*.ctf) Form ........................................................................................... 15

    3.5.2 Fill in a Report (*.crf) Form ........................................................................................... 17

    3.6 Save and Print a Form ........................................................................................................... 20

    4 Using the QA4LiDAR Software ...................................................................................................... 21

    4.1 Supported Data Formats ....................................................................................................... 21

    4.2 Project Data Version Control ................................................................................................ 22

    4.3 Dealing with Very Large Projects .......................................................................................... 23

    4.4 Open a QA4LiDAR Project ..................................................................................................... 24

    4.5 File & Help Menus ................................................................................................................. 25

    4.6 SETUP: Dashboard ................................................................................................................. 25

    4.7 SETUP: User Settings ............................................................................................................. 26

    4.8 SETUP: Project Settings ......................................................................................................... 27

    4.8.1 Inputs ............................................................................................................................ 27

    4.8.2 Processing ..................................................................................................................... 27

    4.9 CHECKS: Automated Checks ................................................................................................. 28

    4.9.1 Survey Control ............................................................................................................... 29

    4.9.2 Processing ..................................................................................................................... 30

    4.9.3 Running Automated Checks .......................................................................................... 31

  • QA4LiDAR version 1.4.5 User Manual

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    4.10 CHECKS: Extent Check ........................................................................................................... 34

    4.11 CHECKS: Visual DEM Check ................................................................................................... 36

    4.11.1 Sampling ........................................................................................................................ 36

    4.11.2 Multiple Users ............................................................................................................... 37

    4.11.3 Check DEM Tiles ............................................................................................................ 38

    4.11.4 Shortcut Keys ................................................................................................................ 42

    4.12 OUTPUT: Report .................................................................................................................... 43

    4.12.1 Presence & Reading ...................................................................................................... 44

    4.12.2 Forms Report ................................................................................................................ 45

    4.12.3 Classification Statistics .................................................................................................. 46

    4.12.4 Survey Control ............................................................................................................... 47

    4.12.5 Density / Resolution ...................................................................................................... 48

    4.12.6 Flight Lines .................................................................................................................... 49

    4.12.7 Vertical .......................................................................................................................... 49

    4.12.8 Visual Checks (DEM) ...................................................................................................... 50

    4.12.9 Output Supporting Information .................................................................................... 51

    4.12.10 Printing the QA Report .............................................................................................. 53

    4.13 OUTPUT: Map ....................................................................................................................... 54

    5 Common Tasks .............................................................................................................................. 55

    5.1 Approving the survey control design .................................................................................... 55

    6 Troubleshooting ............................................................................................................................ 56

    7 Future Improvements ................................................................................................................... 57

    8 Glossary ......................................................................................................................................... 57

    9 Appendices .................................................................................................................................... 61

    9.1 Appendix 1 How the Automated Checks are performed ................................................... 61

    9.1.1 Project