ARK CLS Seismic Coloured Inversion V4.6
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ARK CLS Seismic Coloured Inversion V4.6

ARK CLS Limited

Copyright © 2000 - 2019 ARK CLS Limited

All rights reserved. No part of this publication may be reproduced and/or published by print, photo print, microfilm or any other means without the written consent of ARK CLS Limited. ColouredInversion is based in part on the work of the Qwt project (http://qwt.sf.net).

Table of Contents

1. Introduction

2. Background and Theory

2. Benefits of Seismic Inversion

3. Inversion Limitations

4. Inversion techniques

4.1. Parametric Inversion

4.2. Coloured Inversion

4.3. Synthetic example

4.4. Real data examples

4.4.1. Comparison between Coloured Inversion and Unconstrained Sparse Spike
4.4.2. Coloured Inversion used to Improving interpretation
4.4.3. Well Planning

5. Seismic Coloured Inversion (SCI)

6. Seismic Spectral Blueing (SSB)

7. References and Acknowledgements

7.1. References
7.2. Acknowledgements

3. Quick Start - SciQt Tutorial

1. Launching SciQt and Selecting Project

1.1. Launching SciQt from OpenWorks environment (2003.12 or R5000)
1.2. Launching SciQt from GeoFrame environment

2. Selecting Data

2.1. Input Seismic
2.2. Input Well Log

3. Designing and Saving the Coloured Inversion Operator

4. Application of SciQt operator

4.1. Applying the Coloured Inversion operator

4. User Manual

1. Interfacing with the SciQt Application

1.1. SciQt Main Window

1.1.1. Menubar Area
1.1.2. Toolbar Area
1.1.3. Chart Area
1.1.4. Status Area

1.2. SciQt Main Window ancillary tools

1.2.1. Save Operator
1.2.2. Import Chart Configuration
1.2.3. Export Operator
1.2.4. Export Data Item
1.2.5. Import Data Item
1.2.6. Parameter Report

2. User interaction with Chart Area

2.1. Direct Interactions

2.1.1. Global Zooming
2.1.2. Identifying Data
2.1.3. Data Zooming
2.1.4. Moving Data
2.1.5. Changing Axes

2.2. Chart Controller

2.2.1. Creating a New Chart
2.2.2. Moving Charts
2.2.3. Deleting Charts
2.2.4. Saving and Loading Chart Configurations
2.2.5. Changing the Number of Columns
2.2.6. Zooming In and Zooming Out

2.3. Display Options

2.3.1. Chart
2.3.2. Management of Data Items

3. Select Input Data

3.1. Input Seismic tab

3.1.1. Select trace data
3.1.2. Loading and Clearing Data
3.1.3. Modifying Time Range
3.1.4. Removing Bad Traces
3.1.5. Select Volume dialog
3.1.6. Select Volume dialog (R5000)
3.1.7. Select 2D Seismic dialog
3.1.8. Select Segy dialog
3.1.9. Edit Template dialog
3.1.10. Horizon Input Dialog (OpenWorks Pre R5000)
3.1.11. Horizon Input Dialog (OpenWorks R5000)
3.1.12. Horizon Input Dialog (ASCII)

3.2. Input Well Log tab

3.2.1. Database well log loading
3.2.2. ASCII well log loading
3.2.3. Define ASCII File Format
3.2.4. Modifying Time Range

4. Design Controls

4.1. Smooth Seismic Mean

4.2. Fit Well Log Curves

4.3. Design Operator

4.3.1. Cosine Filter
4.3.2. Cosine Filter (Advanced)
4.3.3. Butterworth Filter
4.3.4. Zero-Crossings and QC

5. Time Variant

6. Advanced Controls

6.1. Frequency Domain
6.2. Time Domain
6.3. Design Operator
6.4. Well Logs Info

7. Parameters Test

8. Seismic View

8.1. Toolbars

8.1.1. Inline/Crossline Selector
8.1.2. Tools

8.2. Elements tree view

8.3. Well Logs

8.4. ASCII Well Logs

8.5. Displaying Well Markers

8.6. Property Viewer

8.6.1. Seismic Volume Properties
8.6.2. Well Log Properties

8.7. Seismic Display Area

9. Apply Operator

9.1. Select Input Volume
9.2. Select Output Volume
9.3. Create Output Volume
9.4. Select Operator
9.5. Select Operator File
9.6. 3D Survey Area
9.7. Processing Controls
9.8. Processing Status

List of Figures

2.1. Seismic Method and Inversion
2.2. Synthetic comparison
2.3. Synthetic comparison in greater detail
2.4. Coloured Inversion and Unconstrained Sparse Spike example
2.5. Improving Interpretation example
2.6. Horizontal Well example
3.1. Seismic Coloured Inversion Main Window
3.2. Select a SeisWorks Project
3.3. Select a Project
3.4. Select Input Data Dialog (Input Seismic Tab)
3.5. Select Input Data dialog (Input Well Log tab)
3.6. Design Controls dialog
3.7. Seismic Coloured Inversion main window after analysis and design
3.8. Apply Operator dialog
4.1. SciQt main window
4.2. SciQt main window - default configuration (showing the top four charts)
4.3. SciQt main window - default configuration (showing the middle four charts)
4.4. SciQt main window - default configuration (showing the bottom two charts)
4.5. Save Operator dialog
4.6. Export Operator dialog
4.7. Export Data Item dialog
4.8. Import Data Item file selector dialog
4.9. Session file selector dialog
4.10. Parameter Report dialog
4.11. Global Chart Area Zooming
4.12. Identifying Data from Charts
4.13. Data Zooming on Charts
4.14. Moving Data on Charts
4.15. Changing Scales on Charts
4.16. Chart Controller dialog
4.17. Create a new Chart
4.18. Moving Charts
4.19. Deleting Charts
4.20. Saving and Loading Chart Configurations
4.21. Changing the Number of Columns
4.22. Display Options dialog
4.23. Changing Chart Properties
4.24. Management of Data Items
4.25. Select Input Data dialog (Input Seismic tab) for 3D project
4.26. Select Input Data dialog (Input Seismic tab) for 2D project
4.27. Select Input Data dialog (Input Seismic tab) for SEGY
4.28. Loading Seismic Data
4.29. Clearing Seismic Data
4.30. Modifying Seismic Time Range (Full)
4.31. Modifying Seismic Time Range (Sub)
4.32. Modifying Seismic Time Range (Horizon).
4.33. Removing Bad Traces
4.34. Select Volume
4.35. Select Volume (R5000)
4.36. Select 2D Lines
4.37. Select SEGY
4.38. Edit Template
4.39. Select Horizon
4.40. Select Horizon (R5000)
4.41. Select Horizon (ASCII)
4.42. Select Input Data Dialog - Input Well Log tab
4.43. Database Well Log Loading (From Synthetic Siesmic)
4.44. Database Well Log Loading (Convert to Time from Depth)
4.45. Database Well Log Loading (Select Wellset)
4.46. Database Well Log Loading (Select Interpreter)
4.47. Database Well Log Loading (Select Log)
4.48. ASCII Well Log Selection
4.49. Configure Well Position
4.50. Define ASCII File Format
4.51. Modify Well Log Time Range (Full)
4.52. Modify Well Log Time Range (Sub)
4.53. Modify Well Log Time Range (Horizon)
4.54. Design Controls Dialog
4.55. Smooth Seismic Mean
4.56. Fit Well Log Curves block
4.57. Cosine Filter block
4.58. Cosine Filter block with advanced parameters
4.59. Butterworth Filter
4.60. Zero-Crossings and QC
4.61. Time Varying Convolution Operator Zones
4.62. Adding a Zone
4.63. Selecting an operator
4.64. Selecting operator from a file
4.65. Configuring multiple operators
4.66. Contribution of Tapers
4.67. Frequency Domain Tab
4.68. Time Domain Tab
4.69. Design Operator Tab
4.70. Well Logs Info Tab
4.71. Parameter Test Tab
4.72. Parameter Test Tab with Full Low Cut range
4.73. Parameter Test Tab used to update Design Controls
4.74. Seismic view
4.75. Seismic view with operator derived - Single Operator
4.76. Seismic view with operator derived - Time Variant
4.77. Elements tree Context menu
4.78. Selecting Seismic Data
4.79. Adding Raw Well Logs to Seismic View
4.80. Raw logs within Seismic View
4.81. Adding ASCII Well Logs to Seismic View
4.82. Filtered and Unfiltered ASCII logs within Seismic View
4.83. Displaying Well Markers/Tops
4.84. Seismic Volume Properties
4.85. Well Log Properties
4.86. Apply Operator Dialog
4.87. Select Input Seismic Volume
4.88. Select Output Seismic Volume
4.89. Create New Seismic Volume
4.90. Create New Seismic Volume - Advanced Volume Parameters (.3dv Tab)
4.91. Create New Seismic Volume - Advanced Volume Parameters (Bricked Tab)
4.92. Create New Seismic Volume - Advanced Volume Parameters (Compressed Tab)
4.93. Select Operator
4.94. Select Operator from ASCII file
4.95. Specify 3D Survey Area
4.96. Processing Controls
4.97. Processing Status

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		Chapter 1. Introduction