Roads and Intersections Extraction from High-Resolution Remote Sensing Imagery Based on Tensor Voting under Big Data Environment

Figure 5

Results of the first experiment. (a) Testing image. (b) Coarse road regions extracted by template matching and road shape features. (c) Results of stick salience by vote analysis. (d) Results of ball salience by vote analysis. (e) Ball regions. (f) Stick regions. (g) Results of extracted road by the proposed method. (h) The extracted roads and road intersections overlapped on the test image.

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