摘要 : A class of determinantal varieties, arising as critical loci for a natural generalization of a classical problem in computer vision, is introduced. Their ideals are investigated. These varieties are the critical loci for projectiv... 展开 A class of determinantal varieties, arising as critical loci for a natural generalization of a classical problem in computer vision, is introduced. Their ideals are investigated. These varieties are the critical loci for projective reconstruction from multiple views in higher dimension and, under suitable genericity assumptions, turn out to be hypersurfaces of degree r in P2r-1 or varieties of codimension 2 and degree (r+2)(r+1)/2 in P-2r. (C) 2014 Elsevier Inc. All rights reserved. 收起