Safety Early Warning Research for Highway Construction Based on Case-Based Reasoning and Variable Fuzzy Sets

Table 6

Relative differences for Contract F (2003.2–2003.9).

Time	2003.2	2003.3	2003.4	2003.5	2003.6	2003.7	2003.8	2003.9
𝐷𝐴(𝑢)	−0.27	−0.37	−0.27	0.26	0.26	0.78	0.80	0.76