An Empirical Study on the Segmentation of Potential Users of Shared Parking Spaces considering Individual Heterogeneity

Table 6

Parameter estimation results of LCM (four latent classes: C1, C2, C3, and C4).

Variable	Observed Variable	Level	Description	Conditional Probability of Latent Class
				C1	C2	C3	C4
Psychological factors	EE4	1	Strongly disagree	0.0178	0.0431	0.0436	0.0000
		2	Disagree	0.0716	0.1176	0.1182	0.0000
		3	Generally agree	0.4425	0.4913	0.4916	0.0013
		4	Agree	0.4538	0.3407	0.3395	0.1842
		5	Strongly agree	0.0144	0.0073	0.0072	0.8145
		Mean	3.3753	3.1514	3.1487	4.8132
	SI3	1	Strongly disagree	0.0071	0.0393	0.0334	0.0000
		2	Disagree	0.0080	0.0232	0.0210	0.0000
		3	Generally agree	0.2697	0.4055	0.3929	0.0000
		4	Agree	0.6377	0.5003	0.5176	0.0291
		5	Strongly agree	0.0775	0.0317	0.0350	0.9709
		Mean	3.7704	3.4619	3.4999	4.9708
	FC6	1	Strongly disagree	0.0074	0.0436	0.0278	0.0000
		2	Disagree	0.0165	0.0495	0.0378	0.0000
		3	Generally agree	0.2713	0.4134	0.3792	0.0043
		4	Agree	0.5673	0.4393	0.4838	0.1746
		5	Strongly agree	0.1375	0.0541	0.0715	0.8211
		Mean	3.8110	3.4108	3.5335	4.8168
	PE1	1	Strongly disagree	0.0332	0.0758	0.0423	0.0000
		2	Disagree	0.0604	0.0959	0.0694	0.0000
		3	Generally agree	0.4032	0.4469	0.4189	0.0048
		4	Agree	0.4714	0.3643	0.4423	0.2479
		5	Strongly agree	0.0319	0.0172	0.0270	0.7474
		Mean	3.4083	3.1512	3.3423	4.7426
Personal attributes	Age	1	18–25	0.0038	0.0001	0.0544	0.0020
		2	26–30	0.2752	0.0300	0.7637	0.1862
		3	31–40	0.2916	0.0883	0.1547	0.2528
		4	41–50	0.2408	0.2024	0.0244	0.2675
		5	51–60	0.1309	0.3056	0.0025	0.1864
		6	>60	0.0576	0.3735	0.0002	0.1051
		Mean	3.3929	4.9038	2.1576	3.7654
	Driving experience	1	≤1	0.1490	0.2572	0.6764	0.1818
		2	1–3	0.2403	0.2760	0.2155	0.2550
		3	≥3	0.6107	0.4668	0.1081	0.5632
		Mean	2.4617	2.2096	1.4317	2.3813
		1	High school or below	0.0166	0.7945	0.0178	0.5355
Personal attributes	Education level	2	College/Undergraduate	0.4631	0.2038	0.4749	0.4517
		3	Master	0.4319	0.0017	0.4241	0.0127
		4	Doctor	0.0884	0.0000	0.0832	0.0001
		Mean	2.5922	1.2073	2.5727	1.4774
	Income	1	<3000 yuan	0.0769	0.3299	0.6277	0.2719
		2	3000–5000 yuan	0.1602	0.3281	0.2777	0.3124
		3	5000–7000 yuan	0.2118	0.2069	0.0779	0.2276
		4	7000–9000 yuan	0.1814	0.0846	0.0142	0.1074
		5	9000–11000 yuan	0.0968	0.0215	0.0016	0.0316
		6	>11000 yuan	0.2729	0.0289	0.0010	0.0491
			Mean	3.8797	2.2265	1.4871	2.4617
Travel characteristics	Parking time	1	<2 h	0.0752	0.2609	0.3218	0.1858
		2	2–5 h	0.1258	0.2199	0.2324	0.1945
		3	5–8 h	0.3764	0.3316	0.3003	0.3640
		4	>8h	0.4226	0.1876	0.1456	0.2557
		Mean	3.1463	2.4460	2.2696	2.6896
	Frequency of driving	1	1–4 times per week	0.6159	0.3487	0.9920	0.5204
		2	5–8 times per week	0.2888	0.3405	0.0080	0.3238
		3	9–12 times per week	0.0665	0.1633	0.0000	0.0989
		4	>12 times per week	0.0288	0.1475	0.0000	0.0569
			Mean	1.5082	2.1096	1.0080	1.6924
Probability of latent class				0.3602	0.2961	0.2449	0.0988