Bi-attention
Bilinear Attention
Bi-attention employs the attention-in-attention (AiA) mechanism to capture second-order statistical information: the outer point-wise channel attention vectors are computed from the output of the inner channel attention.
Bilinear Attention Networks for Person Retrieval
https://paperswithcode.com/paper/bilinear-attention-networks-for-person
Bilinear Attention Networks for Person Retrieval