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Intrinsic Frequency (IF) has recently been introduced as an ample signal processing method for analyzing carotid and aortic pulse pressure tracings. The IF method has also been introduced as an effective approach for the analysis of…

数值分析 · 数学 2017-08-03 Peyman Tavallali , Hana Koorehdavoudi , Joanna Krupa

Inductive conformal predictors (ICPs) are algorithms that are able to generate prediction sets, instead of point predictions, which are valid at a user-defined confidence level, only assuming exchangeability. These algorithms are useful for…

机器学习 · 计算机科学 2024-06-19 Yizirui Fang , Anthony Bellotti

Conditions are given which imply that certain non-autonomous analytic iterated function systems (NIFS's) in the complex plane have uniformly perfect attractor sets, while other conditions imply the attractor is pointwise thin, and thus…

动力系统 · 数学 2021-01-28 Mark Comerford , Kurt Falk , Rich Stankewitz , Hiroki Sumi

The problem of merging databases arises in many government and commercial applications. Schema matching, a common first step, identifies equivalent fields between databases. We introduce a schema matching framework that builds nonparametric…

信息检索 · 计算机科学 2015-07-07 Erik M. Ferragut , Jason Laska

Process mining provides methods to analyse event logs generated by information systems during the execution of processes. It thereby supports the design, validation, and execution of processes in domains ranging from healthcare, through…

数据库 · 计算机科学 2024-02-06 Mehdi Acheli , Daniela Grigori , Matthias Weidlich

Detecting sets of relevant patterns from a given dataset is an important challenge in data mining. The relevance of a pattern, also called utility in the literature, is a subjective measure and can be actually assessed from very different…

人工智能 · 计算机科学 2023-03-24 Francesco Cauteruccio , Giorgio Terracina

Tabular datasets are inherently heterogeneous, presenting significant challenges for developing pre-trained foundation models. The recently introduced transformer-based Tabular Prior-data Fitted Network v2 (TabPFN v2) achieves unprecedented…

机器学习 · 计算机科学 2025-06-12 Han-Jia Ye , Si-Yang Liu , Wei-Lun Chao

Moran-type iterated function systems (Moran-type IFS or MIFS) are defined by a sequence of iterated function systems, and their basic theoretical framework is established. We define Moran-type attractors and invariant probability measures…

动力系统 · 数学 2026-01-19 Yong-Shen Cao , Qi-Rong Deng , Ming-Tian Li

We have recently proposed a new information-based approach to model selection, the Frequentist Information Criterion (FIC), that reconciles information-based and frequentist inference. The purpose of this current paper is to provide a…

数据分析、统计与概率 · 物理学 2015-06-23 Paul A. Wiggins

Graph databases have become essential tools for managing complex and interconnected data, which is common in areas like social networks, bioinformatics, and recommendation systems. Unlike traditional relational databases, graph databases…

数据库 · 计算机科学 2026-02-24 Miguel E. Coimbra , Lucie Svitáková , Domagoj Vrgoč , Alexandre P. Francisco , Luís Veiga

For decades, RDBMSs have supported declarative SQL as well as imperative functions and procedures as ways for users to express data processing tasks. While the evaluation of declarative SQL has received a lot of attention resulting in…

Increasing number of filters in deeper layers when feature maps are decreased is a widely adopted pattern in convolutional network design. It can be found in classical CNN architectures and in automatic discovered models. Even CNS methods…

计算机视觉与模式识别 · 计算机科学 2021-04-20 Ramon Izquierdo-Cordova , Walterio Mayol-Cuevas

We present a generative model that is defined on finite sets of exchangeable, potentially high dimensional, data. As the architecture is an extension of RealNVPs, it inherits all its favorable properties, such as being invertible and…

机器学习 · 计算机科学 2019-09-09 Kashif Rasul , Ingmar Schuster , Roland Vollgraf , Urs Bergmann

Online transaction fraud presents substantial challenges to businesses and consumers, risking significant financial losses. Conventional rule-based systems struggle to keep pace with evolving fraud tactics, leading to high false positive…

风险管理 · 定量金融 2024-02-20 Catayoun Azarm , Erman Acar , Mickey van Zeelt

The Invertible Bloom Lookup Table (IBLT) is a probabilistic concise data structure for set representation that supports a listing operation as the recovery of the elements in the represented set. Its applications can be found in network…

信息论 · 计算机科学 2022-12-29 Avi Mizrahi , Daniella Bar-Lev , Eitan Yaakobi , Ori Rottenstreich

Ancestral graph models, introduced by Richardson and Spirtes (2002), generalize both Markov random fields and Bayesian networks to a class of graphs with a global Markov property that is closed under conditioning and marginalization. By…

统计方法学 · 统计学 2012-07-19 Mathias Drton , Thomas S. Richardson

This work introduces Information Inference Diagrams (I2Ds), a modeling framework aiming to complement existing approaches for privacy and security analysis of distributed systems. It is intended to support established threat modeling…

密码学与安全 · 计算机科学 2025-10-28 Sebastian Rehms , Stefan Köpsell , Verena Klös , Florian Tschorsch

Increasingly complex applications involve large datasets in combination with non-linear and high dimensional mathematical models. In this context, statistical inference is a challenging issue that calls for pragmatic approaches that take…

数据分析、统计与概率 · 物理学 2013-01-31 Andreas Raue , Clemens Kreutz , Fabian Joachim Theis , Jens Timmer

Possibilistic and qualitative POMDPs (pi-POMDPs) are counterparts of POMDPs used to model situations where the agent's initial belief or observation probabilities are imprecise due to lack of past experiences or insufficient data…

人工智能 · 计算机科学 2013-09-27 Nicolas Drougard , Florent Teichteil-Konigsbuch , Jean-Loup Farges , Didier Dubois

A principled approach to cyclicality and intransitivity in paired comparison data is developed. The proposed methodology enables more precise estimation of the underlying preference profile and facilitates the identification of all cyclic…

统计方法学 · 统计学 2025-10-08 Rahul Singh , Ori Davidov