Update README.md

Author: haoxin1998

README.md

@@ -6,16 +6,6 @@ MM-TSFlib is an open-source library for multimodal time-series forecasting based
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-:triangular_flag_on_post:**News** (2024.08) We have largely extanded text modeling approaches, now supporting open-source models (LLAMA2, LLAMA3, GPT2, BERT, GPT2M, GPT2L, GPT2XL), any closed-source models, as well as small models trained from scratch (e.g., Doc2Vec). You can specify the model using the `--llm_model` option.
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-:triangular_flag_on_post:**News** (2024.08) We now support enhancing inter-modal interactions using an attention mechanism by setting `--pool_type` to attention. 
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-:triangular_flag_on_post:**News** (2024.08) We have uploaded additional preprocessed datasets, which significantly accelerate the training process.
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-:triangular_flag_on_post:**News** (2024.08) We have significantly cleaned up the code and written detailed documentation for usage. 
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-:triangular_flag_on_post:**News** (2024.06)  Preprocessing functions and preprocessed data to speed up the training process will be released soon
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 ## Usage