Applied Bionics and Biomechanics / 2015 / Article / Fig 2

Research Article

A Navigation System for the Visually Impaired: A Fusion of Vision and Depth Sensor

Figure 2

Results of local image feature detectors that can be used to develop a vision-based navigation system.
(a) Original image
(b) Edges detected using Sobel edge detector
(c) Corners detected using Harris & Stephens detector
(d) Blobs detected using SIFT detector