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## [Cross attention for conditioning image generation](https://discuss.bayesflow.org/t/cross-attention-for-conditioning-image-generation/280)

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**Author:** [@corte](https://discuss.bayesflow.org/u/corte)\
**Replies:** 1\
**Last updated:** [September 8, 2026, 4:34pm UTC](https://discuss.bayesflow.org/t/cross-attention-for-conditioning-image-generation/280 "2026-09-08T16:34:07Z")

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Hi, I have been working in a project in which I have to predict an image from an input with shape (timesteps, quantity). “timesteps” has a size of about 2000, while “quantity” about 500. In order to compress the input,…

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## [Prior score for compositional inference with rejection sampling](https://discuss.bayesflow.org/t/prior-score-for-compositional-inference-with-rejection-sampling/281)

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**Author:** [@brianj](https://discuss.bayesflow.org/u/brianj)\
**Replies:** 1\
**Last updated:** [October 8, 2026, 9:25pm UTC](https://discuss.bayesflow.org/t/prior-score-for-compositional-inference-with-rejection-sampling/281 "2026-10-08T21:25:41Z")

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Hi and thanks for a great package! I plan to do compositional inference with a hierarchical model, using a DiffusionModel as the inference network. I’m working with Bayesflow 2.0.14. I have a simulator which does some …

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