Hauptfleisch, ACVan Den Bergh, FBachoo, AKEngelbrecht, AP2007-07-272007-07-272006-11Hauptfleisch, AC et al. 2006. Comparison of canny and V1 neural network based edge detectors applied to road extraction. 17th Annual Symposium of the Pattern Recognition Association of South Africa, Parys, South Africa, 29 Nov - 1 Dec 2006, pp 697806203738450620373849http://hdl.handle.net/10204/1047The Anti-parallel edge Centerline Extractor (ACE) algorithm is designed to extract road networks from high resolution satellite images. The primary mechanism used by the algorithm to detect the presence of roads is a filter that detects parallel edges with a specified distance between them. The success of the ACE algorithm thus depends critically on the quality of the edges that are extracted early on in the algorithm, typically using Canny’s edge detector. This paper investigates the viability of an ACE variant that uses a different edge detector, modelled on the primary visual cortex (V1). Considering the experimental evidence, it seems unlikely that the V1-based algorithm is able to produce better results than the original Canny-based algorithmenAnti-parallel edge centerline extractorVisual cortexEdge detectorZASAT-002Self-organizing road mapConference PresentationHauptfleisch, A., Van Den Bergh, F., Bachoo, A., & Engelbrecht, A. (2006). Comparison of canny and V1 neural network based edge detectors applied to road extraction. http://hdl.handle.net/10204/1047Hauptfleisch, AC, F Van Den Bergh, AK Bachoo, and AP Engelbrecht. "Comparison of canny and V1 neural network based edge detectors applied to road extraction." (2006): http://hdl.handle.net/10204/1047Hauptfleisch A, Van Den Bergh F, Bachoo A, Engelbrecht A, Comparison of canny and V1 neural network based edge detectors applied to road extraction; 2006. http://hdl.handle.net/10204/1047 .TY - Conference Presentation AU - Hauptfleisch, AC AU - Van Den Bergh, F AU - Bachoo, AK AU - Engelbrecht, AP AB - The Anti-parallel edge Centerline Extractor (ACE) algorithm is designed to extract road networks from high resolution satellite images. The primary mechanism used by the algorithm to detect the presence of roads is a filter that detects parallel edges with a specified distance between them. The success of the ACE algorithm thus depends critically on the quality of the edges that are extracted early on in the algorithm, typically using Canny’s edge detector. This paper investigates the viability of an ACE variant that uses a different edge detector, modelled on the primary visual cortex (V1). Considering the experimental evidence, it seems unlikely that the V1-based algorithm is able to produce better results than the original Canny-based algorithm DA - 2006-11 DB - ResearchSpace DP - CSIR KW - Anti-parallel edge centerline extractor KW - Visual cortex KW - Edge detector KW - ZASAT-002 KW - Self-organizing road map LK - https://researchspace.csir.co.za PY - 2006 SM - 9780620373845 SM - 0620373849 T1 - Comparison of canny and V1 neural network based edge detectors applied to road extraction TI - Comparison of canny and V1 neural network based edge detectors applied to road extraction UR - http://hdl.handle.net/10204/1047 ER -