activity
20242026
collaborators

7 papers

cs.IR2026

Douyin Multimodal Embedding Model Technical Report

Haonan Chen, Chu Li, Zhicheng Wang +4

Multimodal representation learning is a cornerstone of modern AI. By encoding multimodal queries and targets into vectors, it powers industrial search and recommendation and underp…

cs.CL2026

e5-omni: Explicit Cross-modal Alignment for Omni-modal Embeddings

Haonan Chen, Sicheng Gao, Radu Timofte +2

Modern information systems often involve different types of items, e.g., a text query, an image, a video clip, or an audio segment. This motivates omni-modal embedding models that…

cs.IR2025

Chain-of-Retrieval Augmented Generation

Liang Wang, Haonan Chen, Nan Yang +3

This paper introduces an approach for training o1-like RAG models that retrieve and reason over relevant information step by step before generating the final answer. Conventional R…

cs.CL2025

A Survey of Conversational Search

Fengran Mo, Kelong Mao, Ziliang Zhao +7

As a cornerstone of modern information access, search engines have become indispensable in everyday life. With the rapid advancements in AI and natural language processing (NLP) te…

cs.CV2025

MoCa: Modality-aware Continual Pre-training Makes Better Bidirectional Multimodal Embeddings

Haonan Chen, Hong Liu, Yuping Luo +4

Multimodal embedding models, built upon causal Vision Language Models (VLMs), have shown promise in various tasks. However, current approaches face three key limitations: the use o…

cs.CV2025

mmE5: Improving Multimodal Multilingual Embeddings via High-quality Synthetic Data

Haonan Chen, Liang Wang, Nan Yang +4

Multimodal embedding models have gained significant attention for their ability to map data from different modalities, such as text and images, into a unified representation space.…