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IEICE TRANSACTIONS on Information

An Improved Single Image Haze Removal Algorithm Using Image Segmentation

Hanhoon PARK

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Summary :

In this letter, we propose an improved single image haze removal algorithm using image segmentation. It can effectively resolve two common problems of conventional algorithms which are based on dark channel prior: halo artifact and wrong estimation of atmospheric light. The process flow of our algorithm is as follows. First, the input hazy image is over-segmented. Then, the segmentation results are used for improving the conventional dark channel computation which uses fixed local patches. Also, the segmentation results are used for accurately estimating the atmospheric light. Finally, from the improved dark channel and atmospheric light, an accurate transmission map is computed allowing us to recover a high quality haze-free image.

Publication
IEICE TRANSACTIONS on Information Vol.E97-D No.9 pp.2554-2558
Publication Date
2014/09/01
Publicized
Online ISSN
1745-1361
DOI
10.1587/transinf.2014EDL8056
Type of Manuscript
LETTER
Category
Image Processing and Video Processing

Authors

Hanhoon PARK
  Pukyong National University

Keyword