It's an open challenge, this preprint proposes a solution for robust data valuation. https://arxiv.org/abs/2205.15466 https://arxiv.org/abs/2205.15466 However,

It's an open challenge, this preprint proposes a solution for robust data valuation. https://arxiv.org/abs/2205.15466 https://arxiv.org/abs/2205.15466 However, I'm not aware of anyone actively trying to adapt these techniques for large generative AI models (though would be great to see).