Mkwelo, SimpiweDe Jager, GNicolls, F2007-12-182007-12-182007-11Mkwelo, S, De Jager, G and Nicolls, F. 2007. Range sections as rock models for intensity rock scene segmentation. 18th Annual Symposium of the Pattern Recognition Association of South Africa. Pietermaritzburg South Africa, 28-30 November 2007, pp 6978-1-86840-656-2http://hdl.handle.net/10204/1809Copyright: 2007 PRASAThis paper presents another approach to segmenting a scene of rocks on a conveyor belt for the purposes of measuring rock size. Rock size estimation instruments are used to monitor, optimize and control milling and crushing in the mining industry. We propose a joint analysis of range and intensity images of rocks where sections extracted from range images are used to guide a Model-driven intensity image segmentation process. The models contain rock shape and edge probability information which can be used to extract intensity edges of relevance in terms of orientation and position. Conventional polynomial fitting is used to extract the underlying rock shape as a final segmentation. Preliminary results on a small laboratory data set using qualitative and quantitative measures of performance are promisingenRock crushabilityRock sizeRock segmentationRock intensityRange image segmentationMining industryConference PresentationMkwelo, S., De Jager, G., & Nicolls, F. (2007). Range sections as rock models for intensity rock scene segmentation. PRASA 2007: Pattern Recognition Association of South Africa. http://hdl.handle.net/10204/1809Mkwelo, S, G De Jager, and F Nicolls. "Range sections as rock models for intensity rock scene segmentation." (2007): http://hdl.handle.net/10204/1809Mkwelo S, De Jager G, Nicolls F, Range sections as rock models for intensity rock scene segmentation; PRASA 2007: Pattern Recognition Association of South Africa; 2007. http://hdl.handle.net/10204/1809 .TY - Conference Presentation AU - Mkwelo, S AU - De Jager, G AU - Nicolls, F AB - This paper presents another approach to segmenting a scene of rocks on a conveyor belt for the purposes of measuring rock size. Rock size estimation instruments are used to monitor, optimize and control milling and crushing in the mining industry. We propose a joint analysis of range and intensity images of rocks where sections extracted from range images are used to guide a Model-driven intensity image segmentation process. The models contain rock shape and edge probability information which can be used to extract intensity edges of relevance in terms of orientation and position. Conventional polynomial fitting is used to extract the underlying rock shape as a final segmentation. Preliminary results on a small laboratory data set using qualitative and quantitative measures of performance are promising DA - 2007-11 DB - ResearchSpace DP - CSIR KW - Rock crushability KW - Rock size KW - Rock segmentation KW - Rock intensity KW - Range image segmentation KW - Mining industry LK - https://researchspace.csir.co.za PY - 2007 SM - 978-1-86840-656-2 T1 - Range sections as rock models for intensity rock scene segmentation TI - Range sections as rock models for intensity rock scene segmentation UR - http://hdl.handle.net/10204/1809 ER -