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#165 - Sora challenger, Astribot's S1, Med-Gemini, Refusal in LLMs
Last Week in AI
Preserving Information in Transformers
In transformers, the issue of vanishing gradient arises when information does not propagate effectively through the layers, leading to a loss of useful signal. To address this, a residual stream technique is used where the input data is routed around a layer to preserve the original data alongside the processed output. By feeding both the original and processed data to the next layer, errors are prevented from compounding, ensuring the preservation of essential information throughout the system.
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