diff --git a/datasets/README_EN.md b/datasets/README_EN.md
index 82d8b75..bf5d726 100644
--- a/datasets/README_EN.md
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 * dataset `scientist` from this repo
 
 **Dataset Deduplication**：
-Combine absolute matching with fuzzy matching (Simhash) algorithms to deduplicate the dataset, thereby enhancing the effectiveness of the fine-tuning model. While ensuring the high quality of the dataset, the risk of losing important data due to incorrect matches can be reduced via adjusting the threshold.
-
-https://algonotes.readthedocs.io/en/latest/Simhash.html
+Combine absolute matching with fuzzy matching (Simhash) algorithms to deduplicate the dataset, thereby enhancing the effectiveness of the fine-tuning model. While ensuring the high quality of the dataset, the risk of losing important data due to incorrect matches can be reduced by adjusting the threshold.