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https://openreview.net/forum?id=qZpOqPbwhy Learning Riemannian metric for disease progression modeling | OpenReview We propose a method to learn a Riemannian metric in the observation space to estimate disease trajectories from patient data. It allows to build interpretable... riemannian metric disease progression learning modeling openreview https://www.mdpi.com/2075-1680/12/5/432 On an Indefinite Metric on a Four-Dimensional Riemannian Manifold Our research focuses on the tangent space of a point on a four-dimensional Riemannian manifold. Besides having a positive definite metric, the manifold is... four dimensional indefinite metric riemannian manifold https://openreview.net/forum?id=D8WJ7gQEG1 Sion's Minimax Theorem in Geodesic Metric Spaces and a Riemannian Extragradient Algorithm |... Deciding whether saddle points exist or are approximable for nonconvex-nonconcave problems is usually intractable. We take a step toward understanding a broad... sion s minimax theorem https://deepai.org/publication/a-riemannian-primal-dual-algorithm-based-on-proximal-operator-and-its-application-in-metric-learning A Riemannian Primal-dual Algorithm Based on Proximal Operator and its Application in Metric... May 19, 2020 - 05/19/20 - In this paper, we consider optimizing a smooth, convex, lower semicontinuous function in Riemannian space with constraints. To sol...