Research on Recognition and Evaluation of Traffic Guide Sign

Table 9

Scores of evaluation index.

Index	Score
	Before reconstruction	After reconstruction
Setting position	2.6	2.6
Sign number in one place	1.2	1.8
Occlusion degree	4.8	4.9
Sign height	4.2	4.5
Character size	0.8	4.3
Character number	0.6	1.8
Information complexity	0.9	1.7
Indistinct degree	4.4	4.8
Reflection performance	4.2	4.5
Illumination equipment	3.9	4.2
Color contrast	4.1	4.4