Deep hashing image retrieval based on hybrid neural network and optimized metric learning

Xingming Xiao, Shu Cao, Liejun Wang, Shuli Cheng, Erdong Yuan

Abstract: Highlights•We introduce an innovative strengthened External Attention (NEA) module.•We propose a fresh balanced loss function.•We enhance the quantization loss function, intensifying its penalty for instances.•The VTDH model achieves an exceptional mean average precision (mAP) of 97.3%.