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Efficient Long-Context Transformer: Breaking the 1M Token Barrier

Dec 24, 2025

Minghua Li

🏛️ Tsinghua Univ.

Minghua Li's team presents ELCT, extending the effective context window to 1 million tokens via sparse attention and hierarchical memory, showing exceptional performance in long-doc understanding.

#LLM#Transformer#LongContext

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📢 Status Update

Xiaofang Wang promoted to Tenured Professor

Congratulations! Xiaofang Wang has been promoted at Peking University AI Institute.

2 hours ago

🏷️ New in Topic

Recent Advances in Multimodal Alignment: From CLIP to Sigma

Dec 24, 2025

Xiaofang Wang

🏛️ Peking Univ.

A comprehensive review of technical routes in multimodal alignment, comparing CLIP, BLIP, and the new Sigma architecture. Focuses on few-shot alignment performance.

#Multimodal#RepresentationLearning#Survey

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Efficient Long-Context Transformer: Breaking the 1M Token Barrier

Xiaofang Wang promoted to Tenured Professor

Recent Advances in Multimodal Alignment: From CLIP to Sigma