Sample Training Based Wildfire Segmentation by 2D Histogram 𝜃-Division with Minimum Error

Figure 2

Fire segmentation with different angles 𝜃: (a) input image; (b–f) results with 𝜃=0^∘,30^∘,45^∘,60^∘,90^∘.

(a)

(b)

(c)

(d)

(e)

(f)