Unverified50% confidenceFactExact time
The κ-stereographic model (Bachmann et al., 2020) uses a single curvature parameter κ to uniformly describe constant-curvature spaces: κ > 0 is spherical, κ = 0 is Euclidean, and κ < 0 is hyperbolic, and it can be continuously adjusted during training.
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10/14/2026
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