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IEICE TRANSACTIONS on Information

Extraction Method of Scallop Area from Sand Seabed Images

Koichiro ENOMOTO, Masashi TODA, Yasuhiro KUWAHARA

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Summary :

The results of fishery investigations are used to estimate the catch size, times fish are caught, and future stock in the fish culture industry. In Tokoro, Japan, scallop farms are located on gravel and sand seabed. Seabed images are necessary to visually estimate the number of scallops of a particular farm. However, there is no automatic technology for measuring resources quantities and so the current investigation technique is the manual measurement by experts. We propose a method to extract scallop areas from images of sand seabed. In the sand field, we can see only the shelly rim because the scallop is covered with sand and opens and closes its shell while it is alive and breathing. We propose a method to extract the shelly rim areas under varying illumination, extract the scallop areas using the shelly rims based on professional knowledge of the sand field, explain the results, and evaluate the method's effectiveness.

Publication
IEICE TRANSACTIONS on Information Vol.E97-D No.1 pp.130-138
Publication Date
2014/01/01
Publicized
Online ISSN
1745-1361
DOI
10.1587/transinf.E97.D.130
Type of Manuscript
PAPER
Category
Pattern Recognition

Authors

Koichiro ENOMOTO
  Future University Hakodate
Masashi TODA
  Kumamoto University
Yasuhiro KUWAHARA
  Hokkaido Abashiri Fisheries Experiment Station

Keyword