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  • 标题:A Formulation For Unsupervised Hierarchical Segmentation Of Façade ImagesWith Periodic Models
  • 本地全文:下载
  • 作者:Jean-Pascal Burochin ; Bruno Vallet ; Olivier Tournaire
  • 期刊名称:ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences
  • 印刷版ISSN:2194-9042
  • 电子版ISSN:2194-9050
  • 出版年度:2010
  • 卷号:XXXVIII - Part 3A
  • 页码:227-232
  • 出版社:Copernicus Publications
  • 摘要:We introduce an unsupervised segmentation method to build a hierarchical representation of a building facade from a single calibrated street level image. The process recursively splits horizontally or vertically the rectified image along dominant alignments until the radiometric content of the region hypothesis corresponds to a given model. This paper propose two main novelties: first we describe an advanced split energy formulation to separate dominant alignments breaks. Then we introduce a model that express periodicity in facade texture. This segmentation could be an interesting tool for facade modeling and is in particular well suited for facade texture compression
  • 关键词:street level imagery; facade reconstruction; unsupervised hierarchical segmentation; gradient accumulation; recursive ; split; model matching; periodicity detection
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