Research Article

Obstacle Detection in Hybrid Cross-Country Environment Based on Markov Random Field for Unmanned Ground Vehicle

Figure 8

The results of positive obstacles in the cross-country environment.
(a) CCD picture in the same scene
(b) Laser radar results of manual marking in the same scene
(c) Results based on the algorithm from this paper
(d) Detection results based on the local convexity-concavity algorithm