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WebNov 19, 2024 · The fish flock images were taken in the experimental tank and 1000 single fish images were separated from the fish flock. (2) A two-stage attitude estimation model is used to detect fish key points. The evaluation of the algorithm performance indicates the precision of detection reaches 90.61%, F1-score reaches 90%, and Fps also reaches 23.26. WebMar 11, 2024 · The Benefits of Using Powerheads. Powerheads provide important water circulation and oxygenation in the aquarium, far more efficiently than the bubbles from air stones do. The more your tank water is circulated and filtered, the better the water quality is in the aquarium. 1. They help to keep detritus and other tank matter from settling on the ... WebMay 22, 2014 · [Archive] Rotating Fish Reef Fishes. Hey guys! First post here. Out of curiosity, does anybody here have experience with keeping a smaller tank (mine is a 30g … fitness tests to join the army uk