A Wiener-style spectral filter, estimated from paired truthful and hallucinated hidden states and absorbed into feed-forward weights, suppresses object hallucination in VLMs without changing inference speed.
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Wiener Representation Filtering for VLM Hallucination Suppression
A Wiener-style spectral filter, estimated from paired truthful and hallucinated hidden states and absorbed into feed-forward weights, suppresses object hallucination in VLMs without changing inference speed.