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相关论文: Notes on Rainbow Distinguished Point Method

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Reaction-Diffusion (RD) systems provide a computational framework that governs many pattern formation processes in nature. Current RD system design practices boil down to trial-and-error parameter search. We propose a differentiable…

神经与进化计算 · 计算机科学 2021-07-15 Alexander Mordvintsev , Ettore Randazzo , Eyvind Niklasson

We develop a novel deep learning approach for pricing European options in diffusion models, that can efficiently handle high-dimensional problems resulting from Markovian approximations of rough volatility models. The option pricing partial…

计算金融 · 定量金融 2025-04-04 Antonis Papapantoleon , Jasper Rou

This paper develops a diversity-multiplexing tradeoff (DMT) over a bidirectional random relay set in a wireless network where the distribution of all nodes is a stationary Poisson point process. This is a nontrivial extension of the DMT…

信息论 · 计算机科学 2009-09-25 Chun-Hung Liu , Jeffery G. Andrews

This paper studies the problem of language-guided reflection separation, which aims at addressing the ill-posed reflection separation problem by introducing language descriptions to provide layer content. We propose a unified framework to…

计算机视觉与模式识别 · 计算机科学 2024-06-05 Haofeng Zhong , Yuchen Hong , Shuchen Weng , Jinxiu Liang , Boxin Shi

Parameter estimation in statistics and system identification relies on data that may contain sensitive information. To protect this sensitive information, the notion of \emph{differential privacy} (DP) has been proposed, which enforces…

最优化与控制 · 数学 2022-11-21 Braghadeesh Lakshminarayanan , Cristian R. Rojas

Graphical models have gained a lot of attention recently as a tool for learning and representing dependencies among variables in multivariate data. Often, domain scientists are looking specifically for differences among the dependency…

We propose a timing recovery for point-to-multi-point coherent passive optical networks. The results show that the proposed algorithm has low complexity and better robustness against the residual chromatic dispersion.

信号处理 · 电气工程与系统科学 2023-04-12 Ji Zhou , Jinyang Yang , Haide Wang , Jianrui Zeng , Changyuan Yu

Discrete diffusion has recently emerged as a promising paradigm in discrete data modeling. However, existing methods typically rely on a fixed rate transition matrix during training, which not only limits the expressiveness of latent…

机器学习 · 计算机科学 2025-05-27 Hengli Li , Yuxuan Wang , Song-Chun Zhu , Ying Nian Wu , Zilong Zheng

This paper proposes an online, provably robust, and scalable Bayesian approach for changepoint detection. The resulting algorithm has key advantages over previous work: it provides provable robustness by leveraging the generalised Bayesian…

机器学习 · 统计学 2023-05-15 Matias Altamirano , François-Xavier Briol , Jeremias Knoblauch

A path in an edge-colored graph is \textit{rainbow} if no two edges of it are colored the same. The graph is said to be \textit{rainbow connected} if there is a rainbow path between every pair of vertices. If there is a rainbow shortest…

计算复杂性 · 计算机科学 2016-02-18 Juho Lauri

Temporal difference (TD) methods constitute a class of methods for learning predictions in multi-step prediction problems, parameterized by a recency factor lambda. Currently the most important application of these methods is to temporal…

人工智能 · 计算机科学 2008-02-03 P. Cichosz

Rain streaks significantly decrease the visibility of captured images and are also a stumbling block that restricts the performance of subsequent computer vision applications. The existing deep learning-based image deraining methods employ…

计算机视觉与模式识别 · 计算机科学 2023-05-30 Zhiying Jiang , Risheng Liu , Shuzhou Yang , Zengxi Zhang , Xin Fan

This paper is a sequel of the 2019 paper [5]. It demonstrates the following: a) the Poisson multi-Bernoulli mixture (PMBM) approach to detected vs. undetected (U/D) targets cannot be rigorously formulated using either the two-step or…

统计方法学 · 统计学 2025-01-22 Ronald Mahler

Change point detection is a crucial aspect of analyzing time series data, as the presence of a change point indicates an abrupt and significant change in the process generating the data. While many algorithms for the problem of change point…

机器学习 · 计算机科学 2023-05-23 Mario Krause

We present an efficient finite difference method for the approximation of second derivatives, with respect to system parameters, of expectations for a class of discrete stochastic chemical reaction networks. The method uses a coupling of…

定量方法 · 定量生物学 2012-10-16 Elizabeth Skubak Wolf , David F. Anderson

Differential privacy is one of the methods to solve the problem of privacy protection in federated learning. Setting the same privacy budget for each round will result in reduced accuracy in training. The existing methods of the adjustment…

密码学与安全 · 计算机科学 2024-08-20 Zhiqiang Wang , Xinyue Yu , Qianli Huang , Yongguang Gong

This paper is concerned about a learning algorithm for a probabilistic model of spiking neural networks (SNNs). Jimenez Rezende & Gerstner (2014) proposed a stochastic variational inference algorithm to train SNNs with hidden neurons. The…

神经与进化计算 · 计算机科学 2021-06-04 Hiroshi Kajino

This paper proposes and studies a detection technique for adversarial scenarios (dubbed deterministic detection). This technique provides an alternative detection methodology in case the usual stochastic methods are not applicable: this can…

机器学习 · 计算机科学 2017-11-08 Kristiaan Pelckmans

This paper studies the rate-distortion-perception (RDP) tradeoff for a memoryless source model in the asymptotic limit of large block-lengths. The perception measure is based on a divergence between the distributions of the source and…

信息论 · 计算机科学 2025-04-29 Sadaf Salehkalaibar , Jun Chen , Ashish Khisti , Wei Yu

We study parametric change-point detection, where the goal is to identify distributional changes in time series, under local differential privacy. In the non-private setting, we derive improved finite-sample accuracy guarantees for a…

机器学习 · 统计学 2026-02-17 Anuj Kumar Yadav , Cemre Cadir , Yanina Shkel , Michael Gastpar