Tony Wu

tonywu71

AI & ML interests

RAG, LLMs, ASR

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ColPali: A new approach to efficient and intelligent document retrieval ๐Ÿš€

Our latest research paper, "ColPali: Efficient Document Retrieval with Vision Language Models," introduces a groundbreaking approach to large-scale visual document analysis. By leveraging Vision Language Models (VLMs), we have created a new framework for document retrieval that's both powerful and efficient.

Key Insights:
๐Ÿ’ก ColPali combines ColBERT's multi-vector strategy with VLMs' document understanding capabilities
โš™๏ธ ColPali is based on PaliGemma-3B (SigLIP, Gemma-2B) + a linear projection layer and is trained to maximize the similarity between the document and the query embeddings
๐Ÿ“Š The Vision Document Retrieval benchmark (ViDoRe) is a challenging dataset that spans various industry topics and aims at matching real-life retrieval scenarios
๐Ÿ† ColPali outperforms existing models on all datasets in ViDoRe (average NDCG@5 of 81.3% vs 67.0% for the best baseline model)
โšก ColPali is faster at document embedding compared to traditional PDF parser pipelines, making ColPali viable for industrial use
๐Ÿ” ColPali is highly interpretable thanks to patch-based similarity maps

Dive deeper into ColPali and explore our resources:
๐Ÿ“‘ Full paper: arxiv.org/abs/2407.01449
๐Ÿ› ๏ธ Datasets, model weights, evaluation code, leaderboard, demos: huggingface.co/vidore

Shoutout to my amazing co-authors Manuel Faysse ( @manu ) and Hugues Sibille ( @HugSib ). We are grateful for the invaluable feedback from Bilel Omrani, Gautier Viaud, Celine Hudelot, and Pierre Colombo. This work is sponsored by ILLUIN Technology. โœจ

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