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Support vector machines (SVMs) have been successful in solving many computer vision tasks including image and video category recognition especially for small and mid-scale training problems. The principle of these non-parametric models is…

计算机视觉与模式识别 · 计算机科学 2019-12-13 Hichem Sahbi

The generalized smooth condition, $(L_{0},L_{1})$-smoothness, has triggered people's interest since it is more realistic in many optimization problems shown by both empirical and theoretical evidence. Two recent works established the…

机器学习 · 计算机科学 2023-10-31 Zijian Liu , Srikanth Jagabathula , Zhengyuan Zhou

In convex optimization, the problem of finding near-stationary points has not been adequately studied yet, unlike other optimality measures such as the function value. Even in the deterministic case, the optimal method (OGM-G, due to Kim…

最优化与控制 · 数学 2022-02-23 Kaiwen Zhou , Lai Tian , Anthony Man-Cho So , James Cheng

Support vector machine (SVM) is a popular classifier known for accuracy, flexibility, and robustness. However, its intensive computation has hindered its application to large-scale datasets. In this paper, we propose a new optimal leverage…

统计方法学 · 统计学 2023-08-25 Yixin Han , Jun Yu , Nan Zhang , Cheng Meng , Ping Ma , Wenxuan Zhong , Changliang Zou

We propose and discuss a new computational method for the numerical approximation of reachable sets for nonlinear control systems. It is based on the support vector machine algorithm and represents the set approximation as a sublevel set of…

最优化与控制 · 数学 2014-12-11 Martin Rasmussen , Janosch Rieger , Kevin Webster

We establish risk bounds for Regularized Empirical Risk Minimizers (RERM) when the loss is Lipschitz and convex and the regularization function is a norm. In a first part, we obtain these results in the i.i.d. setup under subgaussian…

统计理论 · 数学 2021-01-07 Geoffrey Chinot , Guillaume Lecué , Matthieu Lerasle

When neural circuits learn to perform a task, it is often the case that there are many sets of synaptic connections that are consistent with the task. However, only a small number of possible solutions are robust to noise in the input and…

神经元与认知 · 定量生物学 2022-05-31 Ran Rubin , Haim Sompolinsky

A nonlinear kernel-free soft quadratic surface support vector machine model with 0-1 loss function ($L_{0/1}$-SQSSVM) is proposed for binary classification problems, which is non-convex discontinuous. We are devoted to establishing the…

最优化与控制 · 数学 2026-05-12 Guoping Li , Wen Song

In an active power distribution system, Volt-VAR optimization (VVO) methods are employed to achieve network-level objectives such as minimization of network power losses. The commonly used model-based centralized and distributed VVO…

系统与控制 · 电气工程与系统科学 2021-07-12 Hongda Ren , Rahul Ranjan Jha , Anamika Dubey , Noel N. Schulz

Let X be a data matrix of rank \rho, whose rows represent n points in d-dimensional space. The linear support vector machine constructs a hyperplane separator that maximizes the 1-norm soft margin. We develop a new oblivious dimension…

机器学习 · 计算机科学 2014-04-18 Saurabh Paul , Christos Boutsidis , Malik Magdon-Ismail , Petros Drineas

Hidden convex optimization is such a class of nonconvex optimization problems that can be globally solved in polynomial time via equivalent convex programming reformulations. In this paper, we focus on checking local optimality in hidden…

最优化与控制 · 数学 2021-09-08 Mengmeng Song , Yong Xia , Hongying Liu

Velocity Planning for self-driving vehicles in a complex environment is one of the most challenging tasks. It must satisfy the following three requirements: safety with regards to collisions; respect of the maximum velocity limits defined…

机器人学 · 计算机科学 2022-02-22 Yutaka Shimizu , Takamasa Horibe , Fumiya Watanabe , Shinpei Kato

In this paper, we study a semi-martingale optimal transport problem and its application to the calibration of Local-Stochastic Volatility (LSV) models. Rather than considering the classical constraints on marginal distributions at initial…

数理金融 · 定量金融 2021-07-22 Ivan Guo , Gregoire Loeper , Shiyi Wang

Support vector machine algorithms are considered essential for the implementation of automation in a radio access network. Specifically, they are critical in the prediction of the quality of user experience for video streaming based on…

新兴技术 · 计算机科学 2019-09-27 Jiaying Yang , Ahsan Javed Awan , Gemma Vall-Llosera

We analyze the local convergence of proximal splitting algorithms to solve optimization problems that are convex besides a rank constraint. For this, we show conditions under which the proximal operator of a function involving the rank…

最优化与控制 · 数学 2018-11-12 Christian Grussler , Pontus Giselsson

An optimal transport problem on finite spaces is a linear program. Recently, a relaxation of the optimal transport problem via strictly convex functions, especially via the Kullback--Leibler divergence, sheds new light on data sciences.…

最优化与控制 · 数学 2021-03-03 Asuka Takatsu

We introduce a proximal version of dual coordinate ascent method. We demonstrate how the derived algorithmic framework can be used for numerous regularized loss minimization problems, including $\ell_1$ regularization and structured output…

机器学习 · 统计学 2012-11-13 Shai Shalev-Shwartz , Tong Zhang

We analyze a convex stochastic optimization problem where the state is assumed to belong to the Bochner space of essentially bounded random variables with images in a reflexive and separable Banach space. For this problem, we obtain…

最优化与控制 · 数学 2022-09-21 Caroline Geiersbach , Winnifried Wollner

When the objective function is not locally Lipschitz, constraint qualifications are no longer sufficient for Karush-Kuhn-Tucker (KKT) conditions to hold at a local minimizer, let alone ensuring an exact penalization. In this paper, we…

最优化与控制 · 数学 2017-01-17 Lei Guo , Jane J. Ye

There has been growing interest in extending traditional vector-based machine learning techniques to their tensor forms. An example is the support tensor machine (STM) that utilizes a rank-one tensor to capture the data structure, thereby…

机器学习 · 计算机科学 2018-04-18 Cong Chen , Kim Batselier , Ching-Yun Ko , Ngai Wong
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