1–20 von 225 Ergebnissen
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    What value covariance information in estimating vision parameters?

    Brooks, M.J. / Chojnacki, W. / Gawley, D. et al. | IEEE | 2001
    Many parameter estimation methods used in computer vision are able to utilise covariance information describing the uncertainty of data ...
    Verlag: IEEE

    Visual servoing invariant to changes in camera intrinsic parameters

    Malis, E. | IEEE | 2001
    techniques are based on the learning of a reference image with the same camera used during the servoing. The scheme proposed in the paper differs ...
    Verlag: IEEE

    Visual learning by integrating descriptive and generative methods

    Gheng-En Guo, / Song-Chun Zhu, / Yingnian Wu, | IEEE | 2001
    learning paradigm and creates a richer class of probability models for visual patterns, which are suited for middle level vision representations ...
    Verlag: IEEE

    Viewpoint invariant texture matching and wide baseline stereo

    Schaffalitzky, F. / Zisserman, A. | IEEE | 2001
    novelty of the descriptor is that it is based on statistics aggregated over the region, resulting in richer and more stable descriptors than those ...
    Verlag: IEEE

    View-based clustering of object appearances based on independent subspace analysis

    Li, S.Z. / Xiao Guang Lv, / Hong Jiang Zhang, | IEEE | 2001
    -subspace activity (MVSA) criterion. This work is to the best of our knowledge the first devoted research on view-based clustering of images. ...
    Verlag: IEEE

    Video phase-locked loops in gait recognition

    Boyd, J.E. | IEEE | 2001
    Verlag: IEEE

    Video object segmentation using Eulerian region-based active contours

    Jehan-Besson, S. / Barlaud, M. / Aubert, G. | IEEE | 2001
    of descriptors depending on the evolution of the curve, i.e. depending upon features globally attached to the region, can readily be taken ...
    Verlag: IEEE

    Video georegistration: algorithm and quantitative evaluation

    Wiles, R.P. / Hirvonen, D.J. / Hsu, S.C. et al. | IEEE | 2001
    Verlag: IEEE

    Very high accuracy velocity estimation using orientation tensors, parametric motion, and simultaneous segmentation of the motion field

    Farneback, G. | IEEE | 2001
    motion field. The resulting algorithm is slower than the previous one, but more accurate. This is shown by evaluation on the well-known Yosemite ...
    Verlag: IEEE

    Using scene constraints during the calibration procedure

    Bondyfalat, D. / Papdopoulo, T. / Mourrain, B. | IEEE | 2001
    This paper focuses on the problem of calibration from a single view and a map of a scene. This situation arises quite often when modelling ...
    Verlag: IEEE

    Uncalibrated motion capture exploiting articulated structure constraints

    Liebowitz, D. / Carlsson, S. | IEEE | 2001
    . The algorithm is based on a stratified approach, starting with affine reconstruction from factorization, followed by rectification to metric ...
    Verlag: IEEE

    Unambiguous determination of shape from photometric stereo with unknown light sources

    Drbohlav, O. / Sara, R. | IEEE | 2001
    unrecognized constraints on normals that reduce this ambiguity. The two constraints represent projections of normals onto planes perpendicular to the ...
    Verlag: IEEE

    Trust-region methods for real-time tracking

    Hwann-Tzong Chen, / Tyng-Luh Liu, | IEEE | 2001
    Optimization methods based on iterative schemes can be divided into two classes: linesearch methods and trust-region methods. While ...
    Verlag: IEEE

    True single view point cone mirror omni-directional catadioptric system

    Shih-Schon Lin, / Bajcsy, R. | IEEE | 2001
    Verlag: IEEE

    Towards real-time multi-modality 3-D medical image registration

    Netsch, T. / Rosch, P. / van Muiswinkel, A. et al. | IEEE | 2001
    present, registration based on mutual information (MI) still requires computation times of the order of several minutes. In this contribution we ...
    Verlag: IEEE

    Topology free hidden Markov models: application to background modeling

    Stenger, B. / Ramesh, V. / Paragios, N. et al. | IEEE | 2001
    Hidden Markov models (HMMs) are increasingly being used in computer vision for applications such as: gesture analysis, action recognition ...
    Verlag: IEEE

    The variable bandwidth mean shift and data-driven scale selection

    Comaniciu, D. / Ramesh, V. / Meer, P. | IEEE | 2001
    We present two solutions for the scale selection problem in computer vision. The first one is completely nonparametric and is based on the ...
    Verlag: IEEE

    The space of all stereo images

    Seitz, S.M. | IEEE | 2001
    stereo pair must consist of rays lying on one of three varieties of quadric surfaces. A unified representation is developed to model all classes ...
    Verlag: IEEE

    The KGBR viewpoint-lighting ambiguity and its resolution by generic constraints

    Yuille, A.L. / Coughlan, J.M. / Konishi, S. | IEEE | 2001
    Verlag: IEEE

    The impact of viewing geometry on vision through the atmosphere

    Pei-Hsiu Suen, / Healey, G. / Slater, D. | IEEE | 2001
    reduce the spectral contrast between different materials in the sensed signal. We analyze the impact of viewing angle on material ...
    Verlag: IEEE