Update README.md

README.md

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 ## Model Details
 
-**Input**
-Models input text only.
+**Input:** The model accepts only text input.
 
-**Output**
-Models generate text only.
+**Output:** The model produces text output exclusively.
 
-**Model Architecture** 
-urLLM-Ko-7b is an auto-regressive language model that uses an optimized transformer architecture based on Llama-2.
+**Model Architecture:** 
+
+urLLM-KO-7B is an auto-regressive language model that leverages an optimized transformer architecture derived from Llama-2-7b.
+
+**Training Corpus**
+
+The model was trained using selected datasets from Modu Corpus and Korean Wikipedia (approximately 27GB).