Fig 1.
The flow chart of seismic attributes selection method.
Table 1.
Seismic attributes used in this study.
Code was used to refer to the name in figures.
Table 2.
GRDs of the eight types seismic attributes.
Table 3.
Number of seismic attributes and the corresponding RMSE.
Fig 2.
Instantaneous amplitude attribute.
Fig 3.
Instantaneous bandwidth attribute.
Fig 4.
Instantaneous frequency attribute.
Fig 5.
Minimum negative curvature attribute.
Fig 6.
Prediction results of CBM content.
Fig 7.
The diagram of coal seam thickness and CBM content.
Fig 8.
The coal seam thickness distribution.
Fig 9.
The multiple seismic information fusion results of reflected wave groups in 3coal seam [17].
Fig 10.
Error analysis result when 8 attributes were used in stepwise regression.
Minimum errors occurred when 5 attributes were used.