KLIP: localized distribution shift detection via KL-divergence with diffusion priors in Inverse Problems

arXiv:2605.31596v1 Announce Type: cross Abstract: Diffusion models have shown promising performance as data-driven priors for computational imaging, as well as some capacity to detect out-of-distribution (OOD) images. However, existing approaches to OOD detection often require some knowledge of the shifted distribution, fail to detect subtle or localized distribution shifts, and operate on full images, rather than the indirect measurements available in inverse problems. We propose an OOD detection metric based on the Kullback-Leibler divergence between the diffusion prior and the posterior dis
The proliferation of complex AI models, particularly diffusion models, is driving the need for sophisticated methods to detect distribution shifts and ensure model reliability in real-world applications.
Improved detection of localized distribution shifts in AI systems, especially in inverse problems, is critical for safety, robustness, and trust, particularly in sensitive computational imaging applications.
This research introduces a novel, more precise method for identifying subtle and localized deviations in AI model inputs, enhancing the reliability of AI systems where data measurements are indirect.
- · AI developers
- · Computational imaging sector
- · Researchers in AI safety
- · Industries relying on AI for critical decision-making
- · Systems with brittle OOD detection
- · Applications with high risk from subtle AI misinterpretations
Enhanced reliability and trustworthiness of AI models in real-world deployments employing diffusion priors.
Accelerated adoption of AI in fields requiring high precision and robustness against imperfect or indirect data inputs.
Potential for new regulatory frameworks around AI system robustness and shift detection to emerge, particularly in high-stakes domains.
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Read at arXiv cs.LG