LFCNet: A lightweight fish counting model based on density map regression

Yuanyang Zhao, Weiran Li, Yiming Li, Yanyu Qi, Zhenbo Li, Jun Yue

Abstract: Highlights•A lightweight fish counting model based on density map regression is proposed.•The back-end of the model contributes greatly to reducing the computational cost.•Detailed features are enhanced to improve counting performance.•Experiments show that it achieves a balance of speed and accuracy.