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BAMIFun: Bayesian Multiple Imputation for Functional Data

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BAMIFun: Bayesian Multiple Imputation for Functional Data

·13 min read·Ziren Jiang, Lei Xuan, Eric F. Lock et al.

BAMIFun addresses a well-known but under-solved problem in functional data analysis: when trajectories are sparsely or irregularly observed (common in wearable device, microbiome, and neuroimaging …

researchfunctional-data-analysisbayesian-inferencemultiple-imputationmissing-data

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Don't Get Your Kroneckers in a Twist: Gaussian Processes on High-Dimensional Incomplete Grids

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Don't Get Your Kroneckers in a Twist: Gaussian Processes on High-Dimensional Incomplete Grids

·13 min read·Mads Greisen Højlund, August Smart Lykke-Møller, Henry Moss et al.

CUTS-GPR addresses the long-standing dual bottleneck of Gaussian process regression (GPR): the cubic cost in the number of training points N and the exponential cost in dimensionality D

researchgaussian-processesscalable-inferencehigh-dimensional-regressionadditive-kernels

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Joint Beamforming and Antenna Placement Optimization in Pinching Antenna Systems with User Mobility: A Deep Reinforcement Learning Approach

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Joint Beamforming and Antenna Placement Optimization in Pinching Antenna Systems with User Mobility: A Deep Reinforcement Learning Approach

·10 min read·Ali Amhaz, Mohamed Elhattab, Chadi Assi et al.

This paper addresses a gap in the pinching antenna systems (PASS) literature: virtually all prior work assumes users are stationary or quasi-static, yet the optimal placement of pinching points alo…

researchreinforcement-learningbeamformingreconfigurable-antennasddpg

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