Housing Vacancy Rate in Major Cities in China: Perspectives from Nighttime Light Data

Table 4

Verification of HVR by different threshold extraction methods.

Sample city	Mutation detection method		Statistical analysis method		Difference
	HVR	Grade	HVR	Grade
Shanghai	16.0%	Low	15.6%	Low	0.4%
Shenyang	21.8%	Medium-high	22.1%	Medium-high	−0.3%
Zhengzhou	20.2%	Medium-low	20.5%	Medium-low	−0.3%
Nanning	24.2%	High	24.7%	High	−0.5%