Rock Falls Impacting Railway Tracks: Detection Analysis through an Artificial Intelligence Camera Prototype

Figure 12

Example of images acquired by the AiCP at night-time without the adjustment performed by the algorithm (a) and with adjustment for grey scale calibration performed through the real time histogram (b). Detectability of an obstacle on the RoI of alarm, highlighted with red frame, is also shown (c and d).

(a)

(b)

(c)

(d)