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08/28/2023
Data-Efficient Online Learning of Ball Placement in Robot Table Tennis
We present an implementation of an online optimization algorithm for hit...
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06/09/2023
Causal Effect Estimation from Observational and Interventional Data Through Matrix Weighted Linear Estimators
We study causal effect estimation from a mixture of observational and in...
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06/06/2023
Online Learning under Adversarial Nonlinear Constraints
In many applications, learning systems are required to process continuou...
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05/24/2023
Black-Box vs. Gray-Box: A Case Study on Learning Table Tennis Ball Trajectory Prediction with Spin and Impacts
In this paper, we present a method for table tennis ball trajectory filt...
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04/06/2023
Adaptive Decision-Making with Constraints and Dependent Losses: Performance Guarantees and Applications to Online and Nonlinear Identification
We consider adaptive decision-making problems where an agent optimizes a...
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03/16/2023
Orthogonal Directions Constrained Gradient Method: from non-linear equality constraints to Stiefel manifold
We consider the problem of minimizing a non-convex function over a smoot...
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02/01/2023
Accelerated First-Order Optimization under Nonlinear Constraints
We exploit analogies between first-order algorithms for constrained opti...
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12/12/2022
Robust Recurrent Neural Network to Identify Ship Motion in Open Water with Performance Guarantees – Technical Report
Recurrent neural networks are capable of learning the dynamics of an unk...
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06/07/2022
Sampling without Replacement Leads to Faster Rates in Finite-Sum Minimax Optimization
We analyze the convergence rates of stochastic gradient algorithms for s...
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07/17/2021
On Constraints in First-Order Optimization: A View from Non-Smooth Dynamical Systems
We introduce a class of first-order methods for smooth constrained optim...
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02/28/2020
Optimization with Momentum: Dynamical, Control-Theoretic, and Symplectic Perspectives
We analyze the convergence rate of various momentum-based optimization a...
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05/26/2019
Physics-informed Autoencoders for Lyapunov-stable Fluid Flow Prediction
In addition to providing high-profile successes in computer vision and n...
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05/17/2019
A Dynamical Systems Perspective on Nesterov Acceleration
We present a dynamical system framework for understanding Nesterov's acc...
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07/06/2017