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New diffusion models encode causality for interventional sampling and edge inference

Researchers have introduced a new framework for diffusion models that integrates causal structures, enabling them to perform causal analysis. This causality-encoded diffusion model can approximate observational distributions and facilitate interventional sampling by manipulating specific variables within a directed acyclic graph. The framework also includes a novel resampling-based test for identifying directed edges in causal graphs, with theoretical guarantees on distribution estimation and error control for the edge test. Initial simulations and an application to flow cytometry data suggest the method's effectiveness in recovering interventional distributions and assessing causal relationships. AI

影响 Enhances diffusion models for causal inference, potentially enabling new applications in scientific discovery and data analysis.

排序理由 Academic paper introducing a new methodology for diffusion models.

在 arXiv stat.ML 阅读 →

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New diffusion models encode causality for interventional sampling and edge inference

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  1. arXiv stat.ML TIER_1 English(EN) · Wei Pan ·

    Causality-Encoded Diffusion Models for Interventional Sampling and Edge Inference

    Standard diffusion models are flexible estimators of complex distributions, but they do not encode causal structures and therefore do not by themselves support causal analysis. We propose a causality-encoded diffusion framework that incorporates a known directed acyclic graph by …