Study on Air Void Characteristics and Hydraulic Characteristics of Porous Asphalt Concrete Based on Image Processing Technology

Figure 2

CT image segmentation: (a) without dodging; (b) MASK dodging; (c) Retinex dodging; (d) homomorphic filter dodging; (e) 2D gamma dodging; (1) void; (2) asphalt mortar; (3) aggregate. The range of “” is (a)–(e).

(a)

(b)

(c)

(d)

(e)