Ricardo Choren; Alessandro Garcia; Carlos Lucena; Alexander Romanovsky Springer-Verlag Berlin and Heidelberg GmbH & Co. KG (2007) Saatavuus: Tilaustuote Pehmeäkantinen kirja
Ricardo Choren; Alessandro Garcia; Carlos Lucena; Alexander Romanovsky Springer-Verlag Berlin and Heidelberg GmbH & Co. KG (2005) Saatavuus: Tilaustuote Pehmeäkantinen kirja
Alessandro Garcia; Ricardo Choren; Carlos Lucena; Paolo Giorgini; Tom Holvoet; Alexander Romanovsky Springer-Verlag Berlin and Heidelberg GmbH & Co. KG (2006) Saatavuus: Tilaustuote Pehmeäkantinen kirja
Miguel Garcia Rocha (ed.); Ricardo Lopez Fernandez (ed.); Luis F Rojas Ochoa (ed.); Gabino Torres Vega (ed.) American Institute of Physics (2010) Saatavuus: Loppuunmyyty Kovakantinen kirja
Springer Sivumäärä: 107 sivua Asu: Pehmeäkantinen kirja Painos: 2014 Julkaisuvuosi: 2014, 17.04.2014 (lisätietoa) Kieli: Englanti
This work proposes strategies and solutions to tackle the problem of building photo-mosaics of very large underwater optical surveys, presenting contributions to the image preprocessing, enhancing and blending steps, and resulting in an improved visual quality of the final photo-mosaic. The text opens with a comprehensive review of mosaicing and blending techniques, before proposing an approach for large scale underwater image mosaicing and blending. In the image preprocessing step, a depth dependent illumination compensation function is used to solve the non-uniform illumination appearance due to light attenuation. For image enhancement, the image contrast variability due to different acquisition altitudes is compensated using an adaptive contrast enhancement based on an image quality reference selected through a total variation criterion. In the blending step, a graph-cut strategy operating in the image gradient domain over the overlapping regions is suggested. Next, an out-of-core blending strategy for very large scale photo-mosaics is presented and tested on real data. Finally, the performance of the approach is evaluated and compared with other approaches.