3 papers
cs.CR2026
Robust Spectral Watermark for Synthetic Tabular Data
Yizhou Zhao, Xiang Li, Peter Song +2
The rise of generative AI has enabled the production of high-fidelity synthetic tabular data across fields such as healthcare, finance, and public policy, raising growing concerns…
math.OC2026
PolarGrad: A Class of Matrix-Gradient Optimizers from a Unifying Preconditioning Perspective
Tim Tsz-Kit Lau, Qi Long, Weijie Su
The ever-growing scale of deep learning models and training data underscores the critical importance of efficient optimization methods. While preconditioned gradient methods such a…
cs.CE2026
PIVONet: A Physically-Informed Variational Neuro ODE Model for Efficient Advection-Diffusion Fluid Simulation
Hei Shing Cheung, Qicheng Long, Zhiyue Lin
We present PIVONet (Physically-Informed Variational ODE Neural Network), a unified framework that integrates Neural Ordinary Differential Equations (Neuro-ODEs) with Continuous Nor…