Abstract
We present a prototype of a super-resolution camera array system. Since the proposed system consists of a number of low-cost camera devices, all of which operate synchronously, it is a low-cost, high quality imaging system, and capable of handling moving targets. However, when the targets are located near the system, parallax and differences in photographic conditions among the cameras become pronounced. In addition, conventional super-resolution techniques frequently emphasize noise, as well as edges, contours, and so on, when the number of the observed (i.e., low resolution) images is limited. Therefore, we also propose the following procedures for our camera-array system: (1) color calibration among cameras, (2) automated region of the interest (ROI) detection under large parallax, and (3) effective noise reduction with effective edge preservation. We developed a camera array system comprising 12 low-cost Web camera devices. We confirm that the proposed system in general reduces the drawbacks of the array system and achieves approximately a 2 dB higher S/N ratio, i.e., equivalent to the effect of two additional images.
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Hirao, D., Iyatomi, H. (2015). Prototype of Super-Resolution Camera Array System. In: Bebis, G., et al. Advances in Visual Computing. ISVC 2015. Lecture Notes in Computer Science(), vol 9474. Springer, Cham. https://doi.org/10.1007/978-3-319-27857-5_81
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DOI: https://doi.org/10.1007/978-3-319-27857-5_81
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