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By using the theory of first-order differential subordination for functions with fixed initial coefficient, several well-known results for subclasses of univalent functions are improved by restricting the functions to have fixed second…

复变函数 · 数学 2012-08-02 Sumit Nagpal , V. Ravichandran

This text investigates relations between two well-known family of algorithms, matrix factorisations and recursive linear filters, by describing a probabilistic model in which approximate inference corresponds to a matrix factorisation…

机器学习 · 统计学 2015-09-08 Ömer Deniz Akyıldız

The amount of information in the form of features and variables avail- able to machine learning algorithms is ever increasing. This can lead to classifiers that are prone to overfitting in high dimensions, high di- mensional models do not…

机器学习 · 计算机科学 2014-02-12 Aaron Karper

Theoretical foundations of compositional reasoning about heaps in imperative programming languages are investigated. We introduce a novel concept of compositional symbolic memory and its relevant properties. We utilize these formal…

Similarity in formal argumentation has recently gained attention due to its significance in problems such as argument aggregation in semantics and enthymeme decoding. While existing approaches focus on propositional logic, we address the…

人工智能 · 计算机科学 2026-04-15 Victor David , Jérôme Delobelle , Jean-Guy Mailly

It was recently shown [7, 9] that "properly built" linear and polyhedral estimates nearly attain minimax accuracy bounds in the problem of recovery of unknown signal from noisy observations of linear images of the signal when the signal set…

最优化与控制 · 数学 2023-12-25 Yannis Bekri , Anatoli Juditsky , Arkadi Nemirovski

Deciding formulas mixing arithmetic and uninterpreted predicates is of practical interest, notably for applications in verification. Some decision procedures consist in building by structural induction an automaton that recognizes the set…

计算机科学中的逻辑 · 计算机科学 2023-06-08 Bernard Boigelot , Pascal Fontaine , Baptiste Vergain

Feature selection is the problem of selecting a subset of features for a machine learning model that maximizes model quality subject to a budget constraint. For neural networks, prior methods, including those based on $\ell_1$…

机器学习 · 计算机科学 2024-06-19 Taisuke Yasuda , MohammadHossein Bateni , Lin Chen , Matthew Fahrbach , Gang Fu , Vahab Mirrokni

We unify functional and logic programming by treating predicatesas functions equipped with their support: the set of inputs whose output is nonzero. Datalog, for instance, is a language of finitely supported boolean functions. Finite…

编程语言 · 计算机科学 2026-04-30 Michael Arntzenius , Max Willsey

Many classification applications require accurate probability estimates in addition to good class separation but often classifiers are designed focusing only on the latter. Calibration is the process of improving probability estimates by…

机器学习 · 计算机科学 2020-01-31 Tuomo Alasalmi , Jaakko Suutala , Heli Koskimäki , Juha Röning

When processing high-dimensional datasets, a common pre-processing step is feature selection. Filter-based feature selection algorithms are not tailored to a specific classification method, but rather rank the relevance of each feature with…

机器学习 · 计算机科学 2023-03-06 Shir Friedman , Gonen Singer , Neta Rabin

We introduce the logic FOCN(P) which extends first-order logic by counting and by numerical predicates from a set P, and which can be viewed as a natural generalisation of various counting logics that have been studied in the literature. We…

计算机科学中的逻辑 · 计算机科学 2017-03-06 Dietrich Kuske , Nicole Schweikardt

Motivated by the desire to exploit patterns shared across classes, we present a simple yet effective class-specific memory module for fine-grained feature learning. The memory module stores the prototypical feature representation for each…

计算机视觉与模式识别 · 计算机科学 2020-12-15 Weijian Deng , Joshua Marsh , Stephen Gould , Liang Zheng

Here several perfect simulation algorithms are brought under a single framework, and shown to derive from the same probabilistic result, called here the Fundamental Theorem of Perfect Simulation (FTPS). An exact simulation algorithm has…

概率论 · 数学 2017-04-13 Mark Huber

Stochastic approximation techniques have been used in various contexts in data science. We propose a stochastic version of the forward-backward algorithm for minimizing the sum of two convex functions, one of which is not necessarily…

最优化与控制 · 数学 2016-02-26 Patrick L. Combettes , Jean-Christophe Pesquet

Prefix parsing asks whether an input prefix can be extended to a complete string generated by a given grammar. In the weighted setting, it also provides prefix probabilities, which are central to context-free language modeling,…

计算与语言 · 计算机科学 2026-05-05 Clemente Pasti , Andreas Opedal , Timothy J. O'Donnell , Ryan Cotterell , Tim Vieira

Given two languages, a separator is a third language that contains the first one and is disjoint from the second one. We investigate the following decision problem: given two regular input languages of finite words, decide whether there…

形式语言与自动机理论 · 计算机科学 2017-01-11 Thomas Place , Marc Zeitoun

We study the first-order (FO) model checking problem of dense graphs, namely those which have FO interpretations in (or are FO transductions of) some sparse graph classes. We give a structural characterization of the graph classes which are…

计算机科学中的逻辑 · 计算机科学 2018-05-07 Jakub Gajarský , Petr Hliněný , Daniel Lokshtanov , Jan Obdržálek , M. S. Ramanujan

<Q>_e is the effective list of all finite predicate logic programs. <T_e> is the list of recursive trees. We modify constructions of Marek, Nerode, and Remmel [25] to construct recursive functions f and g such that for all indices e, (i)…

计算机科学中的逻辑 · 计算机科学 2013-03-27 D. Cenzer , V. W. Marek , J. B. Remmel

Feature attribution methods, proposed recently, help users interpret the predictions of complex models. Our approach integrates feature attributions into the objective function to allow machine learning practitioners to incorporate priors…

计算与语言 · 计算机科学 2019-06-21 Frederick Liu , Besim Avci
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