Yi-Hsing Tseng and Sendo Wang
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| 171 Semiautomated Building Extraction Based on CSG Model-Image Fitting Yi-Hsing Tseng and Sendo Wang |
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| Figure 11. (a) The image pair superimposed with the extracted edge pixels and the projected wire frames of the gable-roof primitive after approximate fitting. (b) The fitting results of the gable-roof primitive. |