Contract No. DE-FC26-03NT41629, U.S. Department of Energy
Project Manager: Thomas Mroz, NETL

Principal Investigator: Shahab D. Mohaghegh
Co-PIs: Tom Wilsom and Jaime Toro
Investigators: Emre Artun, and Alejandro Sanchez.

Detail results of this study is summarized in the following two flow charts,
(to see the full size flow charts please click on them):

Figures corresponding to each step shown in the flow chart are presented at the bottom of this page after the flow charts.

Click on each of the following links to see the corresponding figure:

• Correlation Models
  • Synthetic Cases
    • Step 1
      1. Amplitude
      2. Average Energy
      3. Envelope
      4. Frequency
      5. Hilbert Transform
      6. Paraphase
      7. Phase
    • Step 2
      1. Density
      2. Velocity
  • Field Cases
    • Step 1
      1. Amplitude
      2. Average Energy
      3. Envelope
      4. Finite Difference
      5. Frequency
      6. Hilbert Transform
      7. Inversion
      8. Paraphase
      9. Peak-to-Trough Ratio
      10. Phase
      11. Signed Frequency
    • Step 2
      1. Gamma Ray-1
      2. Gamma Ray-2
      3. Neutron Porosity-1
      4. Neutron Porosity-2

• Distribution Maps
  • Synthetic Cases
    • Actual (Modeled)
      • Surface Seismic Attribute
        1. Amplitude
        2. Average Energy
        3. Envelope
        4. Frequency
        5. Hilbert Transform
        6. Paraphase
        7. Phase
      • VSP Attribute
        1. Amplitude
        2. Average Energy
        3. Envelope
        4. Frequency
        5. Hilbert Transform
        6. Paraphase
        7. Phase
        8. Signed Frequency
      • Well Logs
        1. Velocity
        2. Acoustic Impedance
        3. Density
    • Predicted
      • VSP Attribute - Modeled traces are shown in the figure as controle points.
        1. Amplitude
        2. Average Energy
        3. Envelope
        4. Frequency
        5. Hilbert Transform
        6. Paraphase
        7. Phase
      • Well Logs - Modeled logs are shown in the figure as controle points.
        1. Velocity
        2. Acoustic Impedance
        3. Density
  • Field Cases
    • Actual (Field)
      • Surface Seismic Attribute
        1. Amplitude
        2. Average Energy
        3. Envelope
        4. Frequency
        5. Hilbert Transform
        6. Paraphase
        7. Phase
        8. Finite Difference
        9. Inversion
        10. Peak to Trough Ratio
        11. Signed Frequency
    • Predicted
      • VSP Attribute - Actual traces are shown in the figure as controle points.
        1. Amplitude
        2. Average Energy
        3. Envelope
        4. Frequency
        5. Hilbert Transform
        6. Paraphase
        7. Phase
        8. Finite Difference
        9. Inversion
        10. Peak to Trough Ratio
        11. Signed Frequency
      • Well Logs - Actual logs are shown in the figure as controle points.
        1. Gamma Ray
        2. Porosity