Update README.md

Author: Hzfinfdu

README.md

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 ## News
 
-- 2025.4.29 We introduce **Lorsa** to attack attention superposition, extracting tens of thousands of true attention units from LLM attention layers. Link: [Towards Understanding the Nature of Attention with Low-Rank Sparse Decomposition](https://arxiv.org/abs/2504.20938)
+- 2025.4.29 We introduce **Low-Rank Sparse Attention (Lorsa)** to attack attention superposition, extracting tens of thousands of true attention units from LLM attention layers. Link: [Towards Understanding the Nature of Attention with Low-Rank Sparse Decomposition](https://arxiv.org/abs/2504.20938)
 
 - 2024.10.29 We introduce **Llama Scope**, our first contribution to the open-source Sparse Autoencoder ecosystem. Stay tuned! Link: [Llama Scope: Extracting Millions of Features from Llama-3.1-8B with Sparse Autoencoders](http://arxiv.org/abs/2410.20526)