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We present a probabilistic variant of the recently introduced maxout unit. The success of deep neural networks utilizing maxout can partly be attributed to favorable performance under dropout, when compared to rectified linear units. It…

机器学习 · 统计学 2014-02-20 Jost Tobias Springenberg , Martin Riedmiller

The likelihood ratio is a crucial quantity for statistical inference in science that enables hypothesis testing, construction of confidence intervals, reweighting of distributions, and more. Many modern scientific applications, however,…

高能物理 - 唯象学 · 物理学 2024-12-11 Shahzar Rizvi , Mariel Pettee , Benjamin Nachman

QNNVerifier is the first open-source tool for verifying implementations of neural networks that takes into account the finite word-length (i.e. quantization) of their operands. The novel support for quantization is achieved by employing…

Bayes nets are extensively used in practice to efficiently represent joint probability distributions over a set of random variables and capture dependency relations. In a seminal paper, Chickering et al. (JMLR 2004) showed that given a…

机器学习 · 计算机科学 2024-08-06 Arnab Bhattacharyya , Davin Choo , Sutanu Gayen , Dimitrios Myrisiotis

Deep neural networks can be trained to be efficient and effective controllers for dynamical systems; however, the mechanics of deep neural networks are complex and difficult to guarantee. This work presents a general approach for providing…

系统与控制 · 计算机科学 2019-06-05 Kyle D. Julian , Mykel J. Kochenderfer

The sample compression theory provides generalization guarantees for predictors that can be fully defined using a subset of the training dataset and a (short) message string, generally defined as a binary sequence. Previous works provided…

机器学习 · 计算机科学 2025-03-12 Mathieu Bazinet , Valentina Zantedeschi , Pascal Germain

Uncertainty estimation is pivotal in machine learning, especially for classification tasks, as it improves the robustness and reliability of models. We introduce a novel `Epistemic Wrapping' methodology aimed at improving uncertainty…

Formal verification provides critical security assurances for neural networks, yet its practical application suffers from the long verification time. This work introduces a novel method for training verification-friendly neural networks,…

机器学习 · 计算机科学 2024-12-31 Zongxin Liu , Zhe Zhao , Fu Song , Jun Sun , Pengfei Yang , Xiaowei Huang , Lijun Zhang

Neural networks have emerged as powerful tools across various applications, yet their decision-making process often remains opaque, leading to them being perceived as "black boxes." This opacity raises concerns about their interpretability…

机器学习 · 计算机科学 2024-11-28 Pirzada Suhail , Hao Tang , Amit Sethi

The causal (belief) network is a well-known graphical structure for representing independencies in a joint probability distribution. The exact methods and the approximation methods, which perform probabilistic inference in causal networks,…

人工智能 · 计算机科学 2013-04-05 Richard E. Neapolitan , James Kenevan

Screening mammograms is the gold standard for detecting breast cancer early. While a good amount of work has been performed on mammography image classification, especially with deep neural networks, there has not been much exploration into…

机器学习 · 计算机科学 2020-08-14 Anika Tabassum , Naimul Khan

Recent advances in statistical inference have significantly expanded the toolbox of probabilistic modeling. Historically, probabilistic modeling has been constrained to (i) very restricted model classes where exact or approximate…

机器学习 · 计算机科学 2019-10-03 Andrés R. Masegosa , Rafael Cabañas , Helge Langseth , Thomas D. Nielsen , Antonio Salmerón

Although recent provable methods have been developed to compute preimage bounds for neural networks, their scalability is fundamentally limited by the #P-hardness of the problem. In this work, we adopt a novel probabilistic perspective,…

机器学习 · 计算机科学 2025-11-18 Luca Marzari , Manuele Bicego , Ferdinando Cicalese , Alessandro Farinelli

This paper presents for the first time, to our knowledge, a framework for verifying neural network behavior in power system applications. Up to this moment, neural networks have been applied in power systems as a black-box; this has…

系统与控制 · 电气工程与系统科学 2020-07-31 Andreas Venzke , Spyros Chatzivasileiadis

Reachability analysis is at the core of many applications, from neural network verification, to safe trajectory planning of uncertain systems. However, this problem is notoriously challenging, and current approaches tend to be either too…

系统与控制 · 电气工程与系统科学 2020-11-10 Thomas Lew , Marco Pavone

This paper poses a theoretical characterization of the stochastic reachability problem in terms of probability measures, capturing the probability measure of the state of the system that satisfies the reachability specification for all…

Sampling complex free energy surfaces is one of the main challenges of modern atomistic simulation methods. The presence of kinetic bottlenecks in such surfaces often renders a direct approach useless. A popular strategy is to identify a…

计算物理 · 物理学 2019-09-25 Luigi Bonati , Yue-Yu Zhang , Michele Parrinello

Formal verification has emerged as a powerful approach to ensure the safety and reliability of deep neural networks. However, current verification tools are limited to only a handful of properties that can be expressed as first-order…

人工智能 · 计算机科学 2022-03-03 Xuan Xie , Kristian Kersting , Daniel Neider

This paper presents an empirical study regarding training probabilistic neural networks using training objectives derived from PAC-Bayes bounds. In the context of probabilistic neural networks, the output of training is a probability…

机器学习 · 计算机科学 2021-09-23 María Pérez-Ortiz , Omar Rivasplata , John Shawe-Taylor , Csaba Szepesvári

The focus of this paper is on the quantification of sampling variation in frequentist probabilistic forecasts. We propose a method of constructing confidence sets that respects the functional nature of the forecast distribution, and use…

统计方法学 · 统计学 2017-08-09 David Harris , Gael M. Martin , Indeewara Perera , D. S. Poskitt