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Score-based methods for learning Bayesain networks(BN) aim to maximizing the global score functions. However, if local variables have direct and indirect dependence simultaneously, the global optimization on score functions misses edges…

机器学习 · 计算机科学 2023-09-15 Yafei Wang , Jianguo Liu

This paper considers learning the hidden causal network of a linear networked dynamical system (NDS) from the time series data at some of its nodes -- partial observability. The dynamics of the NDS are driven by colored noise that generates…

机器学习 · 计算机科学 2024-02-13 Augusto Santos , Diogo Rente , Rui Seabra , José M. F. Moura

In a Networked Dynamical System (NDS), each node is a system whose dynamics are coupled with the dynamics of neighboring nodes. The global dynamics naturally builds on this network of couplings and it is often excited by a noise input with…

机器学习 · 计算机科学 2023-12-19 Augusto Santos , Diogo Rente , Rui Seabra , José M. F. Moura

Learning the fine-scale details of a coastal ocean simulation from a coarse representation is a challenging task. For real-world applications, high-resolution simulations are necessary to advance understanding of many coastal processes,…

图像与视频处理 · 电气工程与系统科学 2026-02-09 Zhi-Song Liu , Markus Büttner , Matthew Scarborough , Eirik Valseth , Vadym Aizinger , Bernhard Kainz , Andreas Rupp

Training deep neural networks (DNNs) on edge devices has attracted increasing attention due to its potential to address challenges related to domain adaptation and privacy preservation. However, DNNs typically rely on large datasets for…

机器学习 · 计算机科学 2025-08-05 Boran Zhao , Haiduo Huang , Qiwei Dang , Wenzhe Zhao , Tian Xia , Pengju Ren

Although the no-u-turn sampler (NUTS) is a widely adopted method for performing Bayesian inference, it requires numerous posterior gradients which can be expensive to compute in practice. Recently, there has been a significant interest in…

机器学习 · 统计学 2022-09-21 Somayajulu L. N. Dhulipala , Yifeng Che , Michael D. Shields

We propose Impatient Deep Neural Networks (DNNs) which deal with dynamic time budgets during application. They allow for individual budgets given a priori for each test example and for anytime prediction, i.e., a possible interruption at…

计算机视觉与模式识别 · 计算机科学 2016-10-11 Manuel Amthor , Erik Rodner , Joachim Denzler

This paper integrates deep neural networks (DNNs) into structural economic models to increase flexibility and capture rich heterogeneity while preserving interpretability. Economic structure and machine learning are complements in empirical…

计量经济学 · 经济学 2025-04-28 Max H. Farrell , Tengyuan Liang , Sanjog Misra

Neural ordinary differential equations (NODEs) treat computation of intermediate feature vectors as trajectories of ordinary differential equation parameterized by a neural network. In this paper, we propose a novel model, delay…

机器学习 · 计算机科学 2020-12-15 Srinivas Anumasa , P. K. Srijith

Constructing gene regulatory networks is a critical step in revealing disease mechanisms from transcriptomic data. In this work, we present NO-BEARS, a novel algorithm for estimating gene regulatory networks. The NO-BEARS algorithm is built…

基因组学 · 定量生物学 2019-11-04 Hao-Chih Lee , Matteo Danieletto , Riccardo Miotto , Sarah T. Cherng , Joel T. Dudley

Graph neural networks (GNNs) are a popular class of parametric model for learning over graph-structured data. Recent work has argued that GNNs primarily use the graph for feature smoothing, and have shown competitive results on benchmark…

机器学习 · 计算机科学 2020-11-20 Lingfan Yu , Jiajun Shen , Jinyang Li , Adam Lerer

Even though Deep Neural Networks (DNNs) are widely celebrated for their practical performance, they possess many intriguing properties related to depth that are difficult to explain both theoretically and intuitively. Understanding how…

机器学习 · 计算机科学 2020-03-18 Christopher Snyder , Sriram Vishwanath

Motivation: Several different threads of research have been proposed for modeling and mining temporal data. On the one hand, approaches such as dynamic Bayesian networks (DBNs) provide a formal probabilistic basis to model relationships…

机器学习 · 计算机科学 2009-04-15 Debprakash Patnaik , Srivatsan Laxman , Naren Ramakrishnan

Deep neural networks (DNNs) based automatic speech recognition (ASR) systems are often designed using expert knowledge and empirical evaluation. In this paper, a range of neural architecture search (NAS) techniques are used to automatically…

音频与语音处理 · 电气工程与系统科学 2021-02-09 Shoukang Hu , Xurong Xie , Shansong Liu , Mingyu Cui , Mengzhe Geng , Xunying Liu , Helen Meng

A deep neural network (DNN)-based model has been developed to predict non-parametric distributions of durations of phonemes in specified phonetic contexts and used to explore which factors influence durations most. Major factors in US…

声音 · 计算机科学 2019-09-09 Xizi Wei , Melvyn Hunt , Adrian Skilling

Deep neural networks (DNNs) are widely used in pattern-recognition tasks for which a human comprehensible, quantitative description of the data-generating process, e.g., in the form of equations, cannot be achieved. While doing so, DNNs…

机器学习 · 计算机科学 2022-10-12 Antoine Garcon , Julian Vexler , Dmitry Budker , Stefan Kramer

Important advances have been made using convolutional neural network (CNN) approaches to solve complicated problems in areas that rely on grid structured data such as image processing and object classification. Recently, research on graph…

机器学习 · 统计学 2018-08-24 Matthew Baron

Graph Neural Networks (GNNs) have demonstrated remarkable success in modeling complex relationships in graph-structured data. A recent innovation in this field is the family of Differential Equation-Inspired Graph Neural Networks (DE-GNNs),…

机器学习 · 计算机科学 2024-01-23 Moshe Eliasof , Eldad Haber , Eran Treister , Carola-Bibiane Schönlieb

Deep neural networks (DNNs) have achieved unprecedented performance on a wide range of complex tasks, rapidly outpacing our understanding of the nature of their solutions. This has caused a recent surge of interest in methods for rendering…

机器学习 · 统计学 2017-06-30 Samuel Ritter , David G. T. Barrett , Adam Santoro , Matt M. Botvinick

We present diffusion-convolutional neural networks (DCNNs), a new model for graph-structured data. Through the introduction of a diffusion-convolution operation, we show how diffusion-based representations can be learned from…

机器学习 · 计算机科学 2016-07-11 James Atwood , Don Towsley