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#kernel-methods

The Clustering Occupation Kernel (CLOCK) Method for Time Series Arising from Dynamical Systems

arXiv cs.LG ↗ · 8h ago Cached

The paper introduces the Clustering Occupation Kernel (CLOCK) method, a representation-based framework that embeds time series from dynamical systems into an RKHS to enable clustering via maximum mean discrepancy between attractors, validated on synthetic data and intracranial EEG recordings.

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#kernel-methods

Local and Sparse Kernel Operator Learning for Incompressible Flows: An Operator Lagrange Formulation

arXiv cs.LG ↗ · 6d ago Cached

This paper presents a local and sparse kernel method for learning solution operators of incompressible flows, using divergence-free local interpolants and compactly supported kernels with Operator Lagrange weights to achieve sparse, GPU-parallel regression that outperforms neural operators on ten fluid benchmarks.

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#kernel-methods

A Geometry-Based Capacity Theory for Finite-Feature Associative Memory

arXiv cs.LG ↗ · 2026-10-08 Cached

该论文提出了一种基于几何的有限特征联想记忆容量理论,将检索干扰分解为有限特征噪声与结构性干扰,并推导出与表示几何直接挂钩的容量上限预测,随后在合成、视觉和医学图像表示上进行了验证。

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#kernel-methods

Mitigating Convergence Collapse in Fixed-Target Anomaly Detectors via Kernel-Anchored Locality Regularization

arXiv cs.LG ↗ · 2026-10-05 Cached

This CIKM 2026 paper characterizes "convergence collapse" in fixed-target tabular anomaly detectors, where better optimization removes anomaly signal, and proposes Kernel Contraction Matching (KCM), a closed-form kernel-regression detector, plus the Kernel-Anchored Regularizer (KAR) to mitigate collapse and improve AUROC on ADBench.

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#kernel-methods

FlashDiffusion: Fused Tiled Kernel Spectral Decomposition

arXiv cs.LG ↗ · 2026-10-02 Cached

FlashDiffusion is a matrix-free method that evaluates dense Gaussian kernel blocks in fused GPU tiles and couples the eigensolver to an empirical beta-flow that selects the finite-sample resolution scale, avoiding O(N^2) memory costs in diffusion-map spectral decompositions.

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#kernel-methods

KernelOnet: An Interpretable Neural Operator Based on Kernel Functions

arXiv cs.LG ↗ · 2026-09-30 Cached

KernelOnet proposes an interpretable neural operator framework that explicitly incorporates kernel functions in place of trunk networks, offering data-driven, physics-informed, and hybrid kernel strategies for PDE solving with higher accuracy and fewer parameters than DeepONet.

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#kernel-methods

Resource-Efficient Distributed Recursive Gaussian Processes

arXiv cs.LG ↗ · 2026-09-24 Cached

This paper develops two resource-efficient distributed recursive Gaussian process algorithms for multi-output regression in multi-agent systems, reducing communication overhead while maintaining estimation accuracy.

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#kernel-methods

Geometry-Aware Graph Construction via Adaptive Spectral Bandwidth Control

arXiv cs.LG ↗ · 2026-09-04 Cached

This paper proposes an adaptive spectral bandwidth control method for kernelized graph construction to align kernel spectral properties with intrinsic manifold dimensions, showing improvements in self-supervised learning embedding tasks on CIFAR-100.

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#kernel-methods

Kernel Reboot: Breaking the Boundaries of Neural Tangent Kernels for Neural Fields

arXiv cs.LG ↗ · 2026-09-04 Cached

This paper develops NTK-KIP, MetaQuill, and MetaQuill-KIP algorithms to improve neural field reconstruction from sparse observations, making NTK-driven neural fields non-linear and meta-learnable for efficient few-shot adaptation.

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#kernel-methods

Neural means and kernel corrections for operator learning

arXiv cs.LG ↗ · 2026-09-02 Cached

This paper presents a method combining neural network means with exact Matérn kernel corrections for operator learning in PDEs, achieving competitive or improved performance on public benchmarks like structural mechanics and OCO-2 radiative transfer emulation.

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#kernel-methods

Learning-Theoretic Foundation for General Coded Computing: The Straggler Setting

arXiv cs.LG ↗ · 2026-09-01 Cached

This paper introduces General Coded Computing (GCC), a learning-theoretic framework for mitigating stragglers in distributed computing systems, providing theoretical performance guarantees and experimental validation on deep neural networks.

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#kernel-methods

The Frame Kernel Method for Multiscale Operator Learning

arXiv cs.LG ↗ · 2026-08-27 Cached

The paper presents the Frame Kernel Method, a novel multiscale operator learning approach for surrogate modeling of PDEs that uses kernel frame approximations and achieves higher accuracy than popular neural operators while enabling multiscale decomposition.

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#kernel-methods

Free-Probability Kernels for Zero-Rollout Hyperparameter Selection in Reservoir Computing

arXiv cs.LG ↗ · 2026-08-24 Cached

This paper introduces a deterministic hyperparameter selection method for reservoir computing using free-probability kernels, which eliminates the need for resource-intensive rollouts and achieves performance similar to exhaustive search with significantly lower cost.

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#kernel-methods

A Joint-Distribution Route to Fair Representations with Continuous Sensitive Attributes

arXiv cs.LG ↗ · 2026-08-12 Cached

This paper proposes a joint-distribution approach to fair representation learning with continuous sensitive attributes, using HSIC as a joint discrepancy to avoid conditional density estimation. It proves statistical efficiency gains over conditional-route methods and introduces the FRHSIC algorithm with comparable fairness-accuracy tradeoffs and faster training.

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#kernel-methods

Bridging the Gap Between Hyperdimensional Computing and Kernel Methods via the Nystr\"om Method

arXiv cs.LG ↗ · 2026-08-10 Cached

The paper introduces NysHD, a method that bridges hyperdimensional computing and kernel methods via the Nyström approximation, allowing any positive-semidefinite similarity function to be used as an HDC encoding. It demonstrates improved classification accuracy on graph and string datasets compared to existing HDC encoding methods.

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#kernel-methods

K-Inverse-RFM: A Modified RFM that Bridges the Gap to Neural Networks for Data-Corrupted Mathematical Tasks

arXiv cs.LG ↗ · 2026-07-02 Cached

This paper introduces K-Inverse-RFM, a modified Recursive Feature Machine that bridges the performance gap between RFMs and neural networks on mathematical tasks corrupted by label noise, imbalanced data, or alternative data representations.

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#kernel-methods

Learning dynamical systems from noisy data with Weak-form Kernel Ridge Regression

arXiv cs.LG ↗ · 2026-07-02 Cached

Introduces Weak-form Kernel Ridge Regression (WKRR) for learning dynamical systems from noisy measurements, combining a weak formulation with kernel ridge regression to filter noise and improve accuracy. The method outperforms baseline methods on chaotic benchmarks up to 64 dimensions and 15,000-dimensional real-world fluid data.

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#kernel-methods

Bernstein-Schur Kernels: Random Features by Sketched Modulation and Radial Randomization

arXiv cs.LG ↗ · 2026-06-11 Cached

This paper introduces Bernstein–Schur kernels, a class of nonstationary kernels between shift-invariant and dot-product templates, and provides a random feature construction by sketching the finite modulation and randomizing the completely monotone radial factor. The method yields unbiased estimators with operator-norm bounds controlled by intrinsic dimensions, and experiments validate the approach on a biased kernel example.

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#kernel-methods

Boundary Variance Inflation Causes Acquisition Bias in Gaussian Processes

arXiv cs.LG ↗ · 2026-06-09 Cached

This paper identifies the geometric mechanism behind boundary-induced acquisition bias in Gaussian processes on bounded domains, showing how kernel truncation inflates posterior variance and distorts acquisition functions independently of the objective function. The authors introduce a function-free diagnostic to quantify this bias across different acquisition classes.

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#kernel-methods

TorchKM: A GPU-Oriented Library for Kernel Learning and Model Selection

arXiv cs.LG ↗ · 2026-06-08 Cached

TorchKM is an open-source GPU-accelerated library for kernel machines (SVMs, kernel logistic regression, etc.) with a scikit-learn-style API. It accelerates training and model selection by reusing matrix operations, offering substantial speedups over standard baselines.

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