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math.NAMathematics

Numerical Analysis

Numerical methods, approximation theory

12.8MLMar 20
Operator Learning for Smoothing and Forecasting

Edoardo Calvello, Elizabeth Carlson, Nikola Kovachki et al.

It addresses the lack of analysis for data-driven methods in data assimilation and forecasting, providing foundational theory for researchers in machine learning and dynamical systems.

17.1LGMay 22
Training-Free Looped Transformers

Lizhang Chen, Jonathan Li, Chen Liang et al.

It provides a method to enhance frozen transformer models at test time, offering a practical way to boost performance without additional training.

11.9LGMay 26
Recursive Flow Matching

Jiahe Huang, Sihan Xu, Sharvaree Vadgama et al.

This work addresses the speed-fidelity trade-off in generative models for scientific emulation, enabling high-fidelity one- and few-step dynamic generation for physics-based tasks.

11.3NAMar 16Code
A path-dependent PDE solver based on signature kernels

Alexandre Pannier, Cristopher Salvi

This provides a new computational tool for solving path-dependent PDEs, which is important for quantitative finance applications like option pricing, though it appears incremental as an extension of kernel methods to this domain.

13.4MEApr 29
Optimal experimental design: Formulations and computations

Xun Huan, Jayanth Jagalur, Youssef Marzouk

For researchers and practitioners in modeling and prediction across sciences and engineering, this survey provides a comprehensive overview of OED methods and identifies key open problems.

14.0DSMar 24
Algorithmic warm starts for Hamiltonian Monte Carlo

Matthew S. Zhang, Jason M. Altschuler, Sinho Chewi

This resolves the computational bottleneck of finding warm starts for HMC, which is crucial for practitioners in statistics, engineering, and sciences who rely on HMC for high-dimensional sampling, though it is incremental as it builds on prior theoretical work.

11.7SYMar 12
Multi-Period Sparse Optimization for Proactive Grid Blackout Diagnosis

Qinghua Ma, Reetam Sen Biswas, Denis Osipov et al.

This work addresses the need for early warning diagnosis to enhance grid resilience against extreme events, representing an incremental improvement by integrating persistency constraints into existing optimization methods.