Evaluation of Coalbed Methane Content by Using Kernel Extreme Learning Machine and Geophysical Logging Data

Figure 10

Cross plots of geophysical logging data and Vg: (a) Vg with GR, (b) Vg with SP, (c) Vg with CAL, (d) Vg with DEN, (e) Vg with AC, (f) Vg with CNL, (g) Vg with LLD, (h) Vg with LLS, and (i) Vg with DEP.

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