Fig 1.
Administrative map of Beijing.
Fig 2.
Corrected DMSP/OLS night-time light images of Beijing.
Fig 3.
Procedure of 1st phase for the light data extraction.
Fig 4.
Procedure of light data extraction using previous results.
Table 1.
Areas of the built-up area in different periods.
Fig 5.
Expansion of the built-up area in four quadrants of Beijing in 1992–2013.
Table 2.
Expansion of the built-up areas at each stage in Beijing.
Fig 6.
Built up areas of the four quadrants in Beijing in each period.
Fig 7.
City barycenter transfer trajectory in Beijing.
Table 3.
Barycenter transfer characteristic of Beijing.
Table 4.
Compactness indexes of the built-up areas in Beijing in 1992–2013.
Fig 8.
Variation trend of compactness index in Beijing during 1992–2013.
Table 5.
The total DN values of light and variation coefficient of municipal districts of Beijing in 1992–2013.
Fig 9.
Total amount of DN value in Beijing.
Fig 10.
Average value of total lights (SL) of municipal districts in Beijing.
Fig 11.
Coefficients of variation (CV) of urban development in Beijing.
Table 6.
The relative development rate of municipal districts of Beijing in each stage (RDR).