PTF-SimCM: A Simple Contrastive Model with Polysemous Text Fusion for Visual Similarity Metric

Table 5

Accuracy on Pascal Sentence. and denote the number of embeddings and dimensions of metric embedding, respectively.

Methods	Recall@k				R-Precision	MAP@R
	k = 1	k = 2	k = 4	k = 8
Siamese	0.581	0.709	0.784	0.860	0.326	0.218
Triplet	0.560	0.671	0.773	0.842	0.318	0.202
SoftTriple	0.598	0.712	0.802	0.864	0.343	0.228
Label Relaxation	0.579	0.687	0.785	0.849	0.308	0.198
MemVir	0.593	0.709	0.796	0.876	0.337	0.232
SimSiam	0.443	0.585	0.716	0.821	0.259	0.147
SimSiam + proj	0.491	0.606	0.702	0.789	0.217	0.138
Ours ()	0.592	0.714	0.806	0.864	0.336	0.240
Ours ()	0.616	0.719	0.801	0.870	0.299	0.206