A new methodology for approaching motorcycle riders’ behavior at curved road sections

Lemonakis, P. V.; Eliou, N. E.; Karakasidis, T.; Botzoris, G.

doi:10.1007/s12544-014-0132-6

European Transport Research Review

An Open Access Journal

Table 4 Equations and errors of ordinary least square method

From: A new methodology for approaching motorcycle riders’ behavior at curved road sections

s/n	Condition						Trendline U = aR^b	±δa	±δb
s/n	1^a	2^b	3^c	4⁷	5⁸	6⁹	Trendline U = aR^b	±δa	±δb
1	A-A	INX	DL	Avg 1–3	No	Both	y = 8.427x^0.367	1.046	0.011
2	A-A	INX	DL	Avg 4–6	No	Both	y = 9.078x^0.338	1.043	0.010
3	A-A	EXP	DL	Avg 1–3	No	Both	y = 8.596x^0.357	1.044	0.010
4	A-A	EXP	DL	Avg 4–6	No	Both	y = 8.281x^0.367	1.046	0.011
5	A-A	INX	DL	Avg 1–6	No	Both	y = 8.739x^0.353	1.042	0.010
6	A-A	EXP	DL	Avg 1–6	No	Both	y = 8.439x^0.362	1.044	0.010
7	A-A	INX	NL	Avg 1–3	No	Both	y = 8.973x^0.354	1.031	0.007
8	A-A	INX	NL	Avg 4–6	No	Both	y = 8.756x^0.362	1.034	0.008
9	A-A	EXP	NL	Avg 1–3	No	Both	y = 9.305x^0.314	1.041	0.010
10	A-A	EXP	NL	Avg 4–6	No	Both	y = 9.142x^0.329	1.043	0.010
11	A-A	INX	NL	Avg 1–6	No	Both	y = 8.866x^0.358	1.030	0.007
12	A-A	EXP	NL	Avg 1–6	No	Both	y = 9.220x^0.322	1.042	0.010
13	M-L	INX	DL	Avg 1–3	No	Both	y = 12.29x^0.328	1.111	0.024
14	M-L	INX	DL	Avg 4–6	No	Both	y = 13.50x^0.307	1.097	0.021
15	M-L	EXP	DL	Avg 1–3	No	Both	y = 12.67x^0.312	1.105	0.023
16	M-L	EXP	DL	Avg 4–6	No	Both	y = 12.43x^0.325	1.119	0.026
17	M-L	INX	DL	Avg 1–6	No	Both	y = 12.88x^0.318	1.102	0.022
18	M-L	EXP	DL	Avg 1–6	No	Both	y = 12.55x^0.318	1.110	0.024
19	M-L	INX	NL	Avg 1–3	No	Both	y = 10.06x^0.335	1.078	0.017
20	M-L	INX	NL	Avg 4–6	No	Both	y = 12.46x^0.297	1.089	0.020
21	M-L	EXP	NL	Avg 1–3	No	Both	y = 12.92x^0.288	1.084	0.019
22	M-L	EXP	NL	Avg 4–6	No	Both	y = 12.28x^0.326	1.103	0.023
23	M-L	INX	NL	Avg 1–6	No	Both	y = 11.22x^0.316	1.080	0.018
24	M-L	EXP	NL	Avg 1–6	No	Both	y = 12.56x^0.308	1.086	0.019
25	N-K	INX	DL	Avg 1–3	No	Both	y = 16.01x^0.288	1.271	0.049
26	N-K	INX	DL	Avg 4–6	No	Both	y = 15.03x^0.313	1.268	0.049
27	N-K	EXP	DL	Avg 1–3	No	Both	y = 15.38x^0.294	1.310	0.056
28	N-K	EXP	DL	Avg 4–6	No	Both	y = 13.06x^0.332	1.343	0.061
29	N-K	INX	DL	Avg 1–6	No	Both	y = 15.49x^0.301	1.264	0.048
30	N-K	EXP	DL	Avg 1–6	No	Both	y = 14.17x^0.313	1.324	0.058
31	N-K	INX	NL	Avg 1–3	No	Both	y = 14.81x^0.281	1.322	0.057
32	N-K	INX	NL	Avg 4–6	No	Both	y = 13.32x^0.303	1.213	0.040
33	N-K	EXP	NL	Avg 1–3	No	Both	y = 13.05x^0.305	1.430	0.074
34	N-K	EXP	NL	Avg 4–6	No	Both	y = 13.32x^0.305	1.457	0.078
35	N-K	INX	NL	Avg 1–6	No	Both	y = 14.04x^0.292	1.264	0.048
36	N-K	EXP	NL	Avg 1–6	No	Both	y = 13.18x^0.305	1.440	0.075
37	All	INX	DL	Avg 1–3	No	Both	y = 8.636x^0.393	1.045	0.010
38	All	INX	DL	Avg 4–6	No	Both	y = 8.733x^0.390	1.056	0.012
39	All	EXP	DL	Avg 1–3	No	Both	y = 8.684x^0.386	1.044	0.010
40	All	EXP	DL	Avg 4–6	No	Both	y = 8.344x^0.399	1.049	0.011
41	All	INX	DL	Avg 1–6	No	Both	y = 8.680x^0.392	1.050	0.011
42	All	EXP	DL	Avg 1–6	No	Both	y = 8.512x^0.393	1.046	0.010
43	All	INX	NL	Avg 1–3	No	Both	y = 8.775x^0.369	1.026	0.006
44	All	INX	NL	Avg 4–6	No	Both	y = 9.136x^0.365	1.027	0.006
45	All	EXP	NL	Avg 1–3	No	Both	y = 9.087x^0.353	1.046	0.010
46	All	EXP	NL	Avg 4–6	No	Both	y = 9.224x^0.365	1.051	0.011
47	All	INX	NL	Avg 1–6	No	Both	y = 8.962x^0.367	1.025	0.006
48	All	EXP	NL	Avg 1–6	No	Both	y = 9.154x^0.359	1.048	0.011
49	A-A	INX	DL	−	Yes	Both	y = 8.598x^0.321	1.053	0.012
50	A-A	EXP	DL	−	Yes	Both	y = 8.616x^0.382	1.044	0.010
51	M-L	INX	DL	−	Yes	Both	y = 13.21x^0.271	1.136	0.029
52	M-L	EXP	DL	−	Yes	Both	y = 13.37x^0.286	1.150	0.032
53	N-K	INX	DL	−	Yes	Both	y = 16.49x^0.268	1.347	0.061
54	N-K	EXP	DL	−	Yes	Both	y = 15.26x^0.310	1.449	0.077
55	All	INX	DL	−	Yes	Both	y = 8.241x^0.369	1.057	0.013
56	All	EXP	DL	−	Yes	Both	y = 8.644x^0.394	1.042	0.009
57	All	INX	DL	Avg 1–6	No	RH	y = 7.798x^0.416	1.108	0.023
58	All	INX	DL	Avg 1–6	No	LH	y = 9.656x^0.367	1.094	0.021
59	All	EXP	DL	Avg 1–6	No	RH	y = 7.995x^0.406	1.098	0.021
60	All	EXP	DL	Avg 1–6	No	LH	y = 9.054x^0.379	1.094	0.021
61	All	INX	NL	Avg 1–6	No	RH	y = 8.430x^0.382	1.053	0.012
62	All	INX	NL	Avg 1–6	No	LH	y = 9.528x^0.352	1.049	0.011
63	All	EXP	NL	Avg 1–6	No	RH	y = 7.852x^0.393	1.1	0.021
64	All	EXP	NL	Avg 1–6	No	LH	y = 10.650x^0.326	1.1	0.021

^a1 = Route
^b2 = Rider
^c3 = Light conditions
⁴4 = Repetitions
⁵5 = Presence of pillion
⁶6 = Curve direction

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