Fix RoPE inner product equation & add note on the difference in implementation #265
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Hi, thank you for your work. I noticed an error in the RoPE inner product equation. Additionally, this implementation uses a different feature pairing strategy for feature subspaces rotation compared to the original paper, which I believe is worth noting to avoid confusion.
Ref: https://github.com/pytorch/torchtune/blob/main/torchtune/modules/position_embeddings.py#L117
Cheer,