# How preprocess texts including (mentions)

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**Category:** Beginners\
**Created:** [January 11, 2022, 4:47pm UTC](/static-proxy?url=https%3A%2F%2Fdiscuss.huggingface.co%2Ft%2Fhow-preprocess-texts-including-mentions%2F13582 "2022-01-11T16:47:09Z")\
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**Author:** ![MahdiA](https://sea2.discourse-cdn.com/hellohellohello/user_avatar/discuss.huggingface.co/mahdia/32/2700_2.png) [@MahdiA](/static-proxy?url=https%3A%2F%2Fdiscuss.huggingface.co%2Fu%2FMahdiA)%5C
**Post date:** [January 11, 2022, 4:47pm UTC](/static-proxy?url=https%3A%2F%2Fdiscuss.huggingface.co%2Ft%2Fhow-preprocess-texts-including-mentions%2F13582%2F1 "2022-01-11T16:47:09Z")

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Is that a good idea to replace mentions like (@ABCD) in tweet posts with `unk_token` to preprocess a tweet to feed the BERT model?