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We consider supervised learning problems in which set predictions provide explicit uncertainty estimates. Using Choquet integrals (a.k.a. Lov{\'a}sz extensions), we propose a convex loss function for nondecreasing subset-valued functions…

机器学习 · 计算机科学 2025-12-23 Francis Bach

Intense wildfire seasons require critical prioritization decisions to allocate scarce suppression resources over a dispersed geographical area. This paper develops a predictive and prescriptive approach to jointly optimize crew assignments…

最优化与控制 · 数学 2026-05-08 Leonard Boussioux , Alexandre Jacquillat , Ryne Reger , Jacob Wachspress

Given the increasing prevalence of wildland fires in the Western US, there is a critical need to develop tools to understand and accurately predict burn severity. We develop a machine learning model to predict post-fire burn severity using…

This paper introduces Weighted Optimal Classification Forests (WOCFs), a new family of classifiers that takes advantage of an optimal ensemble of decision trees to derive accurate and interpretable classifiers. We propose a novel…

最优化与控制 · 数学 2024-12-02 Víctor Blanco , Alberto Japón , Justo Puerto , Peter Zhang

Climate change is expected to aggravate wildfire activity through the exacerbation of fire weather. Improving our capabilities to anticipate wildfires on a global scale is of uttermost importance for mitigating their negative effects. In…

Rapidly growing wildfires have recently devastated societal assets, exposing a critical need for early warning systems to expedite relief efforts. Smoke detection using camera-based Deep Neural Networks (DNNs) offers a promising solution…

计算机视觉与模式识别 · 计算机科学 2025-04-08 Ryo Ide , Lei Yang

Convolutional Neural Networks (CNNs) have proven instrumental across various computer science domains, enabling advancements in object detection, classification, and anomaly detection. This paper explores the application of CNNs to analyze…

机器学习 · 计算机科学 2024-03-20 Spiros Maggioros , Nikos Tsalkitzis

Uncertainty is the only certainty there is. Modeling data uncertainty is essential for regression, especially in unconstrained settings. Traditionally the direct regression formulation is considered and the uncertainty is modeled by…

计算机视觉与模式识别 · 计算机科学 2021-03-26 Wanhua Li , Xiaoke Huang , Jiwen Lu , Jianjiang Feng , Jie Zhou

We present a prediction framework for ordinal models: we introduce optimal predictions using loss functions and give the explicit form of the Least-Absolute-Deviation prediction for these models. Then, we reformulate an ordinal model with…

机器学习 · 计算机科学 2025-06-24 Simón Weinberger , Jairo Cugliari , Aurélie Le Cain

Deep neural networks (DNNs) trained with the logistic loss (i.e., the cross entropy loss) have made impressive advancements in various binary classification tasks. However, generalization analysis for binary classification with DNNs and…

机器学习 · 统计学 2024-04-23 Zihan Zhang , Lei Shi , Ding-Xuan Zhou

All machine learning algorithms use a loss, cost, utility or reward function to encode the learning objective and oversee the learning process. This function that supervises learning is a frequently unrecognized hyperparameter that…

神经与进化计算 · 计算机科学 2024-11-06 Mathew Mithra Noel , Arindam Banerjee , Yug Oswal , Geraldine Bessie Amali D , Venkataraman Muthiah-Nakarajan

Classical methods for quantile regression fail in cases where the quantile of interest is extreme and only few or no training data points exceed it. Asymptotic results from extreme value theory can be used to extrapolate beyond the range of…

统计方法学 · 统计学 2024-01-23 Nicola Gnecco , Edossa Merga Terefe , Sebastian Engelke

With the recently rapid development in deep learning, deep neural networks have been widely adopted in many real-life applications. However, deep neural networks are also known to have very little control over its uncertainty for unseen…

机器学习 · 计算机科学 2019-04-23 Wenhu Chen , Yilin Shen , Hongxia Jin , William Wang

Time series forecasting is ubiquitous in the modern world. Applications range from health care to astronomy, and include climate modelling, financial trading and monitoring of critical engineering equipment. To offer value over this range…

机器学习 · 统计学 2018-10-26 Bernardo Pérez Orozco , Gabriele Abbati , Stephen Roberts

California's wildfire season keeps getting worse over the years, overwhelming the emergency response teams. These fires cause massive destruction to both property and human life. Because of these reasons, there's a growing need for accurate…

机器学习 · 计算机科学 2025-12-11 Shashank Bhardwaj

Accurate estimation of the T-year return levels of climate extremes using statistical distribution is a critical step in the projection of future climate and in engineering design for disaster response. We show how the estimation of such…

统计方法学 · 统计学 2024-12-06 Yire Shin , Jeong-Soo Park

In this paper we develop a new machine learning estimator for ordered choice models based on the random forest. The proposed Ordered Forest flexibly estimates the conditional choice probabilities while taking the ordering information…

计量经济学 · 经济学 2022-09-09 Michael Lechner , Gabriel Okasa

Set prediction is about learning to predict a collection of unordered variables with unknown interrelations. Training such models with set losses imposes the structure of a metric space over sets. We focus on stochastic and underdefined…

机器学习 · 计算机科学 2021-02-23 David W. Zhang , Gertjan J. Burghouts , Cees G. M. Snoek

With climate change expected to exacerbate fire weather conditions, the accurate anticipation of wildfires on a global scale becomes increasingly crucial for disaster mitigation. In this study, we utilize SeasFire, a comprehensive global…

Wildfire is an important system process of the earth that occurs across a wide range of spatial and temporal scales. A variety of methods have been used to predict wildfire phenomena during the past century to better our understanding of…

应用统计 · 统计学 2013-12-24 S. W. Taylor , Douglas G. Woolford , C. B. Dean , David L. Martell