Abstract
Conventional video cameras have limited fields of view that make them restrictive in a variety of vision applications. There are several ways to enhance the field of view of an imaging system. However, the entire imaging system must have a single effective viewpoint to enable the generation of pure perspective images from a sensed image. A camera with a hemispherical field of view is presented. Two such cameras can be placed back-to-back, without violating the single view-point constraint, to arrive at a truly omnidirectional sensor. The implications of such a sensor for computational vision are explored. Results are presented on the software generation of pure perspective images from an omnidirectional image, given any user-selected viewing direction and magnification. The paper concludes with a discussion on the spatial resolution of the proposed camera.
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© 1998 Springer-Verlag London Limited
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Nayar, S.K. (1998). Omnidirectional Vision. In: Shirai, Y., Hirose, S. (eds) Robotics Research. Springer, London. https://doi.org/10.1007/978-1-4471-1580-9_18
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DOI: https://doi.org/10.1007/978-1-4471-1580-9_18
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