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We propose a novel online learning paradigm for nonlinear-function estimation tasks based on the iterative projections in the L2 space with probability measure reflecting the stochastic property of input signals. The proposed learning…

信号处理 · 电气工程与系统科学 2018-09-13 Motoya Ohnishi , Masahiro Yukawa

Deep learning excels at prediction but often lacks finite-sample guarantees and calibrated uncertainty; RKHS (Reproducing Kernel Hilbert Space)-based methods provide those guarantees but struggle to adapt in high dimensions. We propose…

统计方法学 · 统计学 2026-05-15 Yongkai Chen , Wenxuan Zhong , Ping Ma

We study generalization properties of distributed algorithms in the setting of nonparametric regression over a reproducing kernel Hilbert space (RKHS). We first investigate distributed stochastic gradient methods (SGM), with mini-batches…

机器学习 · 统计学 2018-11-06 Junhong Lin , Volkan Cevher

In this paper, we propose and analyze a new matrix-free primal-dual algorithm, called restarted Halpern primal-dual hybrid gradient (rHPDHG), for solving linear programming (LP). We show that rHPDHG can achieve optimal accelerated linear…

最优化与控制 · 数学 2024-09-11 Haihao Lu , Jinwen Yang

We address the problem of learning an unknown smooth function and its derivatives from noisy pointwise evaluations under the supremum norm. While classical nonparametric regression provides a strong theoretical foundation, traditional…

机器学习 · 计算机科学 2026-03-10 Davide Maran , Marcello Restelli

The performance of adaptive estimators that employ embedding in reproducing kernel Hilbert spaces (RKHS) depends on the choice of the location of basis kernel centers. Parameter convergence and error approximation rates depend on where and…

系统与控制 · 电气工程与系统科学 2020-09-08 Sai Tej Paruchuri , Jia Guo , Andrew Kurdila

We present a general nonlinear Bayesian filter for high-dimensional state estimation using the theory of reproducing kernel Hilbert space (RKHS). Applying kernel method and the representer theorem to perform linear quadratic estimation in a…

信号处理 · 电气工程与系统科学 2019-11-26 Kan Li , Jose C. Principe

We propose a novel Bayesian methodology for inference in functional linear and logistic regression models based on the theory of reproducing kernel Hilbert spaces (RKHS's). We introduce general models that build upon the RKHS generated by…

统计方法学 · 统计学 2025-09-09 José R. Berrendero , Antonio Coín , Antonio Cuevas

Despite the fundamental nature of the inhomogeneous Poisson process in the theory and application of stochastic processes, and its attractive generalizations (e.g. Cox process), few tractable nonparametric modeling approaches of intensity…

机器学习 · 统计学 2017-06-27 Seth Flaxman , Yee Whye Teh , Dino Sejdinovic

This paper presents a general vector-valued reproducing kernel Hilbert spaces (RKHS) framework for the problem of learning an unknown functional dependency between a structured input space and a structured output space. Our formulation…

机器学习 · 统计学 2016-08-23 Ha Quang Minh , Loris Bazzani , Vittorio Murino

The paper presents a new framework for complex Support Vector Regression as well as Support Vector Machines for quaternary classification. The method exploits the notion of widely linear estimation to model the input-out relation for…

机器学习 · 计算机科学 2016-11-15 Pantelis Bouboulis , Sergios Theodoridis , Charalampos Mavroforakis , Leoni Dalla

We study recursive regularized learning algorithms in the reproducing kernel Hilbert space (RKHS) with non-stationary online data streams. We introduce the concept of random Tikhonov regularization path and decompose the tracking error of…

机器学习 · 计算机科学 2025-10-24 Xiwei Zhang , Yan Chen , Tao Li

In machine learning, we are given a dataset of the form $\{(\mathbf{x}_j,y_j)\}_{j=1}^M$, drawn as i.i.d. samples from an unknown probability distribution $\mu$; the marginal distribution for the $\mathbf{x}_j$'s being $\mu^*$. We propose…

机器学习 · 计算机科学 2019-01-11 H. N. Mhaskar , A. Cloninger , X. Cheng

The M\"{u}ller boundary integral equation for penetrable electromagnetic scattering is conventionally discretized using divergence-conforming basis functions, a restriction inherited from the PMCHWT framework. This paper demonstrates that…

计算物理 · 物理学 2026-04-24 Yao Luo

In this paper we introduce a reproducing kernel Hilbert space defined on $\mathbb{R}^{d+1}$ as the tensor product of a reproducing kernel defined on the unit sphere $\mathbb{S}^{d}$ in $\mathbb{R}^{d+1}$ and a reproducing kernel defined on…

数值分析 · 数学 2015-12-24 Johann S. Brauchart , Josef Dick , Lou Fang

In this paper, we extend the correspondence between Bayesian estimation and optimal smoothing in a Reproducing Kernel Hilbert Space (RKHS) adding a convexe constraints on the solution. Through a sequence of approximating Hilbertian spaces…

数值分析 · 数学 2021-07-13 X Bay , Laurence Grammont

Recent advances in Rate-Distortion-Perception (RDP) theory highlight the importance of balancing compression level, reconstruction quality, and perceptual fidelity. While previous work has explored numerical approaches to approximate the…

信息论 · 计算机科学 2025-08-20 Chunhui Chen , Linyi Chen , Xueyan Niu , Hao Wu

We implement an all-optical setup demonstrating kernel-based quantum machine learning for two-dimensional classification problems. In this hybrid approach, kernel evaluations are outsourced to projective measurements on suitably designed…

We focus on the distribution regression problem: regressing to a real-valued response from a probability distribution. Although there exist a large number of similarity measures between distributions, very little is known about their…

统计理论 · 数学 2015-01-28 Zoltan Szabo , Arthur Gretton , Barnabas Poczos , Bharath Sriperumbudur

A framework for estimation and hypothesis testing of functional restrictions against general alternatives is proposed. The parameter space is a reproducing kernel Hilbert space (RKHS). The null hypothesis does not necessarily define a…

统计方法学 · 统计学 2018-08-21 Alessio Sancetta