Houtan Shirani-Mehr Farnoush Banaei Kashani Cyrus Shahabi Efficient Viewpoint Selection for Urban Texture Documentation. 138-148 2009 GSN http://dx.doi.org/10.1007/978-3-642-02903-5_14 conf/gsn/2009 db/conf/gsn/gsn2009.html#Shirani-MehrKS09