3D Structure from Images — SMILE 2000: Second European by Paul Debevec (auth.), Marc Pollefeys, Luc Van Gool, Andrew

By Paul Debevec (auth.), Marc Pollefeys, Luc Van Gool, Andrew Zisserman, Andrew Fitzgibbon (eds.)

This quantity includes the ?nal model of the papers initially awarded on the moment SMILE workshop 3D constitution from a number of pictures of Large-scale Environments, which used to be hung on 1-2 July 2000 at the side of the 6th ecu convention in desktop imaginative and prescient at Trinity collage Dublin. the topic of the workshop was once the visible acquisition of types of the 3D international from photos and their program to digital and augmented fact. over the past few years great growth has been made during this region. at the one hand vital new insightshavebeenobtainedresultinginmore exibilityandnewrepresentations.Onthe different hand a few suggestions have come to adulthood, yielding strong algorithms supplying solid effects on actual picture information. in addition aiding applied sciences – comparable to electronic cameras, desktops, disk garage, and visualization units – have made issues attainable that have been infeasible quite a few years in the past. beginning the workshop used to be Paul Debevec s invited presentation on image-based modeling,rendering,andlighting.Hepresentedanumberoftechniquesforusingdigital photos of genuine scenes to create 3D types, digital digicam strikes, and practical laptop animations.Theremainderoftheworkshopwasdividedintothreesessions:Computation and Algorithms, visible Scene Representations, and prolonged Environments. After every one consultation there has been a panel dialogue that integrated all audio system. those panel discussions have been geared up via invoice Triggs, Marc Pollefeys, and Tomas Pajdla respectively, who brought the themes and moderated the dialogue. Asubstantialpartoftheseproceedingsarethetranscriptsofthediscussionsfollowing each one paper and the entire panel periods. those discussions have been of very top of the range and have been an essential component of the workshop.

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Additional info for 3D Structure from Images — SMILE 2000: Second European Workshop on 3D Structure from Multiple Images of Large-Scale Environments Dublin, Irleand, July 1–2, 2000 Revised Papers

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Kanazawa and K. Kanatani (a) (b) Fig. 1. (a) If images with a very small overlap are used for mosaicing, a large distortion may result even in the presence of small noise. (b) Some part of the image may appear from the other side of the frame. In [7] this instability was demonstrated by using real images. An accurate algorithm was also presented for computing a homography from point correspondences using a technique called renormalization, which not only produces a statistically optimal solution but also evaluates the reliability of the computed solution in quantitative terms.

Let JˆT be the resulting residual. The geometric AIC is given by 4 2 . 7 Affine Transformations An affine transformation is a special homography that has the form   a11 a12 t1 /f0 H =  a21 a22 t2 /f0  . 0 0 1 (28) Optimal values of {aij } and {ti } are obtained by the LM method, and an initial guess can be computed analytically (we omit the details). Let JˆA be the resulting residual. The geometric AIC is given by 12 2 . (29) G-AICA = JˆA + N Stabilizing Image Mosaicing by Model Selection (a) 43 (b) Fig.

Ohta, Accuracy bounds and optimal computation of homography for image mosaicing applications, Proc. 7th Int. Conf. Comput. Vision, September, 1999, Kerkya, Greece, pp. 73–78. 8. C. Matsunaga and K. Kanatani, Calibration of a moving camera using a planar pattern: Optimal computation, reliability evaluation and stabilization by model selection, Proc. 6th Euro. Conf. Comput. 2, pp. 595–609. 9. D. D. Morris and T. Kanade, A unified factorization algorithm for points, line segments and planes with uncertainty models, Proc.

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