Zhenfeng Sun's research while affiliated with Fudan University and other places

Publications (2)

Article
Regarding extreme value theory, the unseen novel classes in the open-set recognition can be seen as the extreme values of training classes. Following this idea, we introduce the margin and coverage distribution to model the training classes. A novel visual-semantic embedding framework — extreme vocabulary learning (EVoL) is proposed; the EVoL embed...
Conference Paper
This paper focuses on a practically very important problem of matching a real-world product photo to exactly the same item(s) in online shopping sites. The task is extremely challenging because the user photos (i.e., the queries in this scenario) are often captured in uncontrolled environments, while the product images in online shops are mostly ta...

Citations

... Li et al. [45] introduced a hierarchical super-pixel fusion algorithm to obtain query clothing items and used sparse coding to improve accuracy. Wang et al. [75] proposed robust contrastive loss and multitask fine-tuning to produce better retrieval accuracy on the datasets Exact Street2Shop [22] and Alibaba large-scale product image. Kaung et al. [41] proposed a Graph Reasoning Network (GRNet) with a similarity pyramid for clothing retrieval. ...