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News/Universality and sharp thresholds for ellipsoid fitting
arxiv
PublishedAugust 28, 2026 at 4:00 AM
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Universality and sharp thresholds for ellipsoid fitting

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arXiv:2608.27372v1 Announce Type: cross Abstract: We establish a sharp phase transition for fitting random vectors by an ellipsoid. The random vectors have independent subgaussian coordinates with mean zero, variance one, and a common fourth moment, and the number of vectors is proportional to the s

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