Graph-based image gradients aggregated with random forests

• Published in: Pattern recognition letters Vol. 166; pp. 182 - 189
• Main Authors: Almeida, Raquel, Kijak, Ewa, Malinowski, Simon, Patrocínio Jr, Zenilton K.G., Araújo, Arnaldo A., Guimarães, Silvio J.F.
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 01.02.2023; Elsevier
• Subjects: Computer Science; Edge detection; Graph; Hierarchical watershed; Random forest; Segmentation; Random forest; Graph; Segmentation; Hierarchical watershed; Edge detection; segmentation; edge detection; Hierarchical Watershed; graph; Random Forest

•Grouping pixels reduced time and performance on edge detection and segmentation.•Expanding the analysis region yielded similar results with the original proposal.•The position of the features is important for the edge detection with random forest.•Sharp thick contours, uniform regions and small det...