Dynamic Behavior and Constitutive Relationship of Mudstone Slip Zone of Landslide with Weak Interlayer

Table 3

Fitting of cumulative deformation curve with a frequency of 0.5 Hz.

Dynamic stress amplitude (kPa)	Fitting parameter		R^2	Curve type
75	a = 0.0609	b = 2.84697	0.98048	Stable
85	a = 0.05071	b = 4.27911	0.98918
95	a = 0.05085	b = 5.53616	0.99279
105	a = 0.04962	b = 7.86	0.99598
115	a = 0.0447	b = 13.12821	0.99838
125	A = 0.08505	B = 0.10293	0.99816	Critical
135	A = 0.03743	B = 0.11785	0.9997
145	A = 0.03293	B = 0.15219	0.99984
155	c = 0.22034	d = 0.96399	0.97206	Failure
165	c = 0.28239	d = 0.9741	0.97248
175	c = 0.3545	d = 1.01739	0.97419
185	c = 0.4654	d = 1.12909	0.97795