Class Ratio Transform with an Application to Describing the Roughness Anisotropy of Natural Rock Joints

Table 1

Summary of the processed JRC data and class ratios.

Orientation (°)	R0	J1	R0	J3	R0	J5	R0	J7.3
	m = 1		m = 3		m = 5		m0 = 7.3
0	9.818	0.787	2.141	0.923	1.579	0.953	1.367	0.968
15	12.471	1.067	2.319	1.022	1.656	1.013	1.413	1.009
30	11.688	0.573	2.269	0.831	1.635	0.895	1.400	0.927
45	20.395	1.081	2.732	1.026	1.828	1.016	1.511	1.011
60	18.865	1.157	2.662	1.050	1.799	1.030	1.495	1.020
75	16.306	1.335	2.536	1.101	1.748	1.060	1.466	1.040
90	12.212	1.048	2.303	1.016	1.650	1.009	1.409	1.006
105	11.652	0.829	2.267	0.940	1.634	0.963	1.400	0.975
120	14.051	1.283	2.413	1.086	1.696	1.051	1.436	1.035
135	10.955	0.990	2.221	0.997	1.614	0.998	1.388	0.999
150	11.071	1.031	2.229	1.010	1.617	1.006	1.390	1.004
165	10.737	1.094	2.206	1.030	1.608	1.018	1.384	1.012
180	9.818	0.787	2.141	0.923	1.579	0.953	1.367	0.968
195	12.471	1.067	2.319	1.022	1.656	1.013	1.413	1.009
210	11.688	0.573	2.269	0.831	1.635	0.895	1.400	0.927
225	20.395	1.081	2.732	1.026	1.828	1.016	1.511	1.011
240	18.865	1.157	2.662	1.050	1.799	1.030	1.495	1.020
255	16.306	1.335	2.536	1.101	1.748	1.060	1.466	1.040
270	12.212	1.048	2.303	1.016	1.650	1.009	1.409	1.006
285	11.652	0.829	2.267	0.940	1.634	0.963	1.400	0.975
300	14.051	1.283	2.413	1.086	1.696	1.051	1.436	1.035
315	10.955	0.990	2.221	0.997	1.614	0.998	1.388	0.999
330	11.071	1.031	2.229	1.010	1.617	1.006	1.390	1.004
345	10.737	1.094	2.206	1.030	1.608	1.018	1.384	1.012
360	9.818	Jmax = 1.335	2.141	Jmax = 1.101	1.579	Jmax = 1.060	1.367	Jmax = 1.040
		Jmin = 0.573		Jmin = 0.831		Jmin = 0.895		Jmin = 0.927

JRC values = R₀ (m = 1).