Assessment of Urban Blue-Green Space Landscape Ecological Health Based on the GST-AHP-TOPSIS Composite Model

Table 1

Scale meaning comparison table.

Quantitative value	Meaning
1	Equally important in comparison between two factors
3	Slightly more important in comparison between two factors, with the former being more important than the latter
5	Significantly more important in comparison between two factors, with the former being much more important than the latter
7	Strongly more important in comparison between two factors, with the former being significantly stronger in importance than the latter
9	Extremely more important in comparison between two factors, with the former being of utmost importance compared to the latter
2, 4, 6, 8	The intermediate value between the adjacent judgments described above
Reciprocal	If the ratio of the importance of factor i to factor j is , then the ratio of the importance of factor j to factor i is