Fish sorting machine

Details Fish sorting machine Fish sorting machine

1988-06-29

1990-10-16

Moore, David K.

Image analysis

Histogram processing

For setting a threshold

382 8, 382 1, 364560, 356383, 358107, G60K 900

Patent

active

049630350

ABSTRACT:
A method and apparatus for sorting fish comprising receiving the image of a fish in a video camera and storing it in an image plane memory. The boundary values of the image are determined, as well as the areas, length and width of the image. Ratios of predetermined ones of the areas, length and/or width, are determined, and the specie of the fish is indicated from predetermined ratios of those areas.

REFERENCES:
patent: 2447024 (1948-08-01), Metcalf
patent: 4079416 (1978-03-01), Faani et al.
patent: 4281767 (1981-08-01), Carpenter
patent: 4601083 (1986-07-01), Shoji et al.
patent: 4628469 (1986-12-01), White
patent: 4665551 (1987-05-01), Sternberg et al.
patent: 4687107 (1987-08-01), Brown et al.
patent: 4693378 (1987-09-01), Azegami et al.
patent: 4780907 (1988-10-01), Spieser et al.

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