.. references

References
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.. [Brown2005] Brown, M., Szeliski, R., and Widner, S. (2005). Multi-image matching using multi-scale oriented patches. IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR 2005). p. 510-517
.. [Gauglitz2011] Gauglitz, S., Foschini, L., Turk, M. and Höllerer, T. (2011). "Efficiently selecting spatially distributed keypoints for visual tracking," Image Processing (ICIP), 2011 18th IEEE International Conference on, Brussels,  p. 1869-1872.
.. [Hartley2003] Hartley, R. and Zisserman, A. (2003). "Multiple View Geometry in Computer Vision. Cambridge University Press. Second Edition.
.. [Lowe2004] Lowe, David G. (2004). Distinctive Image Features from Scale-Invariant Keypoints. International Journal of Computer Vision. 60 (2), p. 91 - 110
.. [Stijn2000] Stijn van Dongen, Graph Clustering by Flow Simulation. PhD thesis, University of Utrecht, May 2000.
.. [Stijn2000a] Stijn van Dongen. A cluster algorithm for graphs. Technical Report INS-R0010, National Research Institute for Mathematics and Computer Science in the Netherlands, Amsterdam, May 2000.