[transformer] support multi query attention && multi goruped #2403
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xingchensong
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Mar 11, 2024
xingchensong
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Mar 11, 2024
xingchensong
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Mar 11, 2024
srdfjy
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Oct 8, 2024
…2e#2403) * [transformer] support multi query attention * fix dim * fix dim * fix comment and fix kv_head
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muitl query 可以减少cache占用，加快解码速度， llm中slm中会用到 比如gemma等
并且根据paper https://github.com/wenet-e2e/wenet/pull/2363#issuecomment-1961189853， 我们可以在multihead 训练的模型基础上， 用MQA 继续训练
ASR上 https://github.com/wenet-e2e/wenet/pull/2363#issuecomment-1961189853， 中显示 确实可以和multihead 达到一致的性能