Research Article
Investigation of Anisotropic Behavior and Statistical Evolution of Acoustic Emission Energy during the Deformation of Layered Sandstone
Figure 6
The fitted exponent as a function of the lower threshold : (a) A-1, (b) B-1, and (c) C-1. The error bars at each data point show the standard error, and the dotted line defines the value of the optimal exponent.
(a) |
(b) |
(c) |