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Process mining is a scientific discipline that analyzes event data, often collected in databases called event logs. Recently, uncertain event logs have become of interest, which contain non-deterministic and stochastic event attributes that…

人工智能 · 计算机科学 2022-04-05 Marco Pegoraro , Bianka Bakullari , Merih Seran Uysal , Wil M. P. van der Aalst

As large language models are increasingly deployed for clinical text, ensuring they can reliably signal their own uncertainty becomes critical. Most existing uncertainty quantification (UQ) methods are designed for open-domain generation…

计算与语言 · 计算机科学 2026-05-28 Bushi Xiao , Sarvesh Soni , Daisy Zhe Wang

Customer Satisfaction is the most important factors in the industry irrespective of domain. Key Driver Analysis is a common practice in data science to help the business to evaluate the same. Understanding key features, which influence the…

机器学习 · 统计学 2018-05-29 Kumarjit Pathak , Jitin Kapila , Aasheesh Barvey

Inverse classification, the process of making meaningful perturbations to a test point such that it is more likely to have a desired classification, has previously been addressed using data from a single static point in time. Such an…

机器学习 · 计算机科学 2016-11-15 Michael T. Lash , W. Nick Street

Current skyline evaluation techniques assume a fixed ordering on the attributes. However, dynamic preferences on nominal attributes are more realistic in known applications. In order to generate online response for any such preference…

数据库 · 计算机科学 2007-10-16 Raymond Chi-Wing Wong , Ada Wai-chee Fu , Jian Pei , Yip Sing Ho , Tai Wong , Yubao Liu

In a Bayesian setting, inverse problems and uncertainty quantification (UQ) --- the propagation of uncertainty through a computational (forward) model --- are strongly connected. In the form of conditional expectation the Bayesian update…

The goal of inverse (quantum) approaches is to devise methods and approaches capable of efficiently searching chemical space in such a way that the design of novel materials and compounds with specific properties is as direct and efficient…

化学物理 · 物理学 2022-08-30 Thomas Weymuth , Markus Reiher

Probabilistic modeling is cyclical: we specify a model, infer its posterior, and evaluate its performance. Evaluation drives the cycle, as we revise our model based on how it performs. This requires a metric. Traditionally, predictive…

机器学习 · 统计学 2016-05-25 Alp Kucukelbir , David M. Blei

The paper introduces a new methodology for assessing on-line the prediction risk of short-term wind power forecasts. The first part of this methodology consists in computing confidence intervals with a confidence level defined by the…

数据分析、统计与概率 · 物理学 2023-10-05 Georges Kariniotakis , Pierre Pinson

This paper introduces the Bradley-Terry Regression Trunk model, a novel probabilistic approach for the analysis of preference data expressed through paired comparison rankings. In some cases, it may be reasonable to assume that the…

Uncertainty estimation is critical for numerous applications of deep neural networks and draws growing attention from researchers. Here, we demonstrate an uncertainty quantification approach for deep neural networks used in inverse problems…

计算机视觉与模式识别 · 计算机科学 2023-12-15 Luzhe Huang , Jianing Li , Xiaofu Ding , Yijie Zhang , Hanlong Chen , Aydogan Ozcan

In a Bayesian setting, inverse problems and uncertainty quantification (UQ) - the propagation of uncertainty through a computational (forward) model - are strongly connected. In the form of conditional expectation the Bayesian update…

数值分析 · 数学 2014-04-09 Alexander Litvinenko , Hermann G. Matthies

Accurate tree height estimation is vital for ecological monitoring and biomass assessment. We apply quantile regression to existing tree height estimation models based on satellite data to incorporate uncertainty quantification. Most…

计算机视觉与模式识别 · 计算机科学 2026-04-09 Karsten Schrödter , Jan Pauls , Fabian Gieseke

We propose a new approach for solving a class of discrete decision making problems under uncertainty with positive cost. This issue concerns multiple and diverse fields such as engineering, economics, artificial intelligence, cognitive…

人工智能 · 计算机科学 2014-01-03 Steve N'Guyen , Clément Moulin-Frier , Jacques Droulez

We discuss several aspects of creation of adequate mathematical models in other sciences. In particular, many difficulties stem from great complexity of the source systems and the presence of a variety of uncertain factors. We illustrate…

最优化与控制 · 数学 2021-02-19 I. V. Konnov

To retrieve the best results in a database we use Top-K queries and Skyline queries but some problems arise. The formers rely too much on user preferences, which are difficult to quantify and may skew the fetching of the data, while the…

数据库 · 计算机科学 2022-02-15 Sergio Cuzzucoli

As machine learning (ML) models are increasingly being employed to assist human decision makers, it becomes critical to provide these decision makers with relevant inputs which can help them decide if and how to incorporate model…

机器学习 · 计算机科学 2023-06-14 Sean McGrath , Parth Mehta , Alexandra Zytek , Isaac Lage , Himabindu Lakkaraju

The main contribution of this paper is to develop a hierarchical Bayesian formulation of PINNs for linear inverse problems, which is called BPINN-IP. The proposed methodology extends PINN to account for prior knowledge on the nature of the…

机器学习 · 统计学 2026-02-05 Ali Mohammad-Djafari

Each year a growing number of wind farms are being added to power grids to generate electricity. The power curve of a wind turbine, which exhibits the relationship between generated power and wind speed, plays a major role in assessing the…

神经与进化计算 · 计算机科学 2021-06-10 Farzad Karami , Nasser Kehtarnavaz , Mario Rotea

Preference queries incorporate the notion of binary preference relation into relational database querying. Instead of returning all the answers, such queries return only the best answers, according to a given preference relation. Preference…

数据库 · 计算机科学 2010-09-01 Denis Mindolin , Jan Chomicki