ARK CLS Seismic Coloured Inversion V4.6 - OpendTect plugin version
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ARK CLS Seismic Coloured Inversion V4.6 - OpendTect plugin version

ARK CLS Limited

Table of Contents

1. Introduction

2. Background and Theory

1. Basics

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 the SciQt OpendTect plug-in

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. Testing the Coloured Inversion operator
4.2. 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 2D Seismic dialog
3.1.7. Select Segy dialog
3.1.8. Edit Template dialog
3.1.9. Horizon Input Dialog
3.1.10. 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

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. Attribute Set used to launch SciQt
3.2. Seismic Coloured Inversion main window
3.3. Select Input Data Dialog (Input Seismic Tab)
3.4. Select Input Data dialog (Input Well Log tab)
3.5. Design Controls dialog
3.6. Seismic Coloured Inversion main window after analysis and design
3.7. OpendTect Coloured Inversion Processing
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 Data Item dialog
4.7. Import Data Item file selector dialog
4.8. Session file selector dialog
4.9. Parameter Report dialog
4.10. Global Chart Area Zooming
4.11. Identifying Data from Charts
4.12. Data Zooming on Charts
4.13. Moving Data on Charts
4.14. Changing Scales on Charts
4.15. Chart Controller dialog
4.16. Create a new Chart
4.17. Moving Charts
4.18. Deleting Charts
4.19. Saving and Loading Chart Configurations
4.20. Changing the Number of Columns
4.21. Display Options dialog
4.22. Changing Chart Properties
4.23. Management of Data Items
4.24. Select Input Data dialog (Input Seismic tab)
4.25. Loading Seismic Data
4.26. Clearing Seismic Data
4.27. Modifying Seismic Time Range (Full)
4.28. Modifying Seismic Time Range (Sub)
4.29. Modifying Seismic Time Range (Horizon).
4.30. Removing Bad Traces
4.31. Select Volume
4.32. Select 2D Lines
4.33. Select SEGY
4.34. Edit Template
4.35. Select Horizon
4.36. Select Horizon (ASCII)
4.37. Select Input Data Dialog - Input Well Log tab
4.38. Database Well Log Loading
4.39. Select Database Logs (OpendTect)
4.40. Generate AI Log (OpendTect)
4.41. ASCII Well Log Selection
4.42. Define ASCII File Format
4.43. Modify Well Log Time Range (Full)
4.44. Modify Well Log Time Range (Sub)
4.45. Modify Well Log Time Range (Horizon)
4.46. Modify Well Log Time Range (Well Markers)
4.47. Design Controls Dialog
4.48. Smooth Seismic Mean
4.49. Fit Well Log Curves block
4.50. Cosine Filter block
4.51. Cosine Filter block with advanced parameters
4.52. Butterworth Filter
4.53. Zero-Crossings and QC
4.54. Time Varying Convolution Operator Zones
4.55. Adding a Zone
4.56. Selecting an operator
4.57. Configuring multiple operators
4.58. Contribution of Tapers
4.59. Frequency Domain Tab
4.60. Time Domain Tab
4.61. Design Operator Tab
4.62. Well Logs Info Tab
4.63. Parameter Test Tab
4.64. Parameter Test Tab with Full Low Cut range
4.65. Parameter Test Tab used to update Design Controls
4.66. Seismic view
4.67. Seismic view with operator derived - Single Operator
4.68. Seismic view with operator derived - Time Variant
4.69. Elements tree Context menu
4.70. Selecting Seismic Data
4.71. Adding Raw Well Logs to Seismic View
4.72. Raw logs within Seismic View
4.73. Adding ASCII Well Logs to Seismic View
4.74. Filtered and Unfiltered ASCII logs within Seismic View
4.75. Displaying Well Markers/Tops
4.76. Seismic Volume Properties
4.77. Well Log Properties

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		Chapter 1. Introduction