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Nan Xi

4 accepted papers

2026

Pix2Key: Controllable Open-Vocabulary Retrieval with Semantic Decomposition and Self-Supervised Visual Dictionary Learning

ICML 2026poster

Composed image retrieval uses a reference image plus a natural-language edit to retrieve images that apply the requested change while preserving other relevant visual content. Classic fusion pipelines typically rely on supervised triplets and can lose fine-grained cues, while recent zero-shot approa…

Cited by 0SourceScholar
2025

PathDiff: Histopathology Image Synthesis with Unpaired Text and Mask Conditions

ICCV 2025poster

Diffusion-based generative models have shown promise in synthesizing histopathology images to address data scarcity caused by privacy constraints. Diagnostic text reports provide high-level semantic descriptions, and masks offer fine-grained spatial structures essential for representing distinct mor…

2025

dFLMoE: Decentralized Federated Learning via Mixture of Experts for Medical Data Analysis

CVPR 2025poster

Federated learning has wide applications in the medical field. It enables knowledge sharing among different healthcare institutes while protecting patients' privacy. However, existing federated learning systems are typically centralized, requiring clients to upload client-specific knowledge to a cen…

Cited by 0SourcePDFScholar