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Previous work has suggested that the structural restrictions of graphs from classes of bounded expansion--locally dense pockets in a globally sparse graph--naturally coincide with common properties of real-world networks such as clustering…

数据结构与算法 · 计算机科学 2018-04-24 Michael P. O'Brien , Blair D. Sullivan

We propose a method that can perform one-class classification given only a small number of examples from the target class and none from the others. We formulate the learning of meaningful features for one-class classification as a…

计算机视觉与模式识别 · 计算机科学 2021-04-26 Gabriel Dahia , Maurício Pamplona Segundo

The topic of provable deep neural network robustness has raised considerable interest in recent years. Most research has focused on adversarial robustness, which studies the robustness of perceptive models in the neighbourhood of particular…

机器学习 · 计算机科学 2019-11-26 Julien Girard-Satabin , Guillaume Charpiat , Zakaria Chihani , Marc Schoenauer

Atomic lock-free multi-word compare-and-swap (MCAS) is a powerful tool for designing concurrent algorithms. Yet, its widespread usage has been limited because lock-free implementations of MCAS make heavy use of expensive compare-and-swap…

分布式、并行与集群计算 · 计算机科学 2020-08-07 Rachid Guerraoui , Alex Kogan , Virendra J. Marathe , Igor Zablotchi

Machine learning has opened up new tools for financial fraud detection. Using a sample of annotated transactions, a machine learning classification algorithm learns to detect frauds. With growing credit card transaction volumes and rising…

机器学习 · 计算机科学 2022-08-26 Gayan K. Kulatilleke

In machine learning, active class selection (ACS) algorithms aim to actively select a class and ask the oracle to provide an instance for that class to optimize a classifier's performance while minimizing the number of requests. In this…

Continual Learning is a step towards lifelong intelligence where models continuously learn from recently collected data without forgetting previous knowledge. Existing continual learning approaches mostly focus on image classification in…

计算机视觉与模式识别 · 计算机科学 2024-02-16 Motasem Alfarra , Zhipeng Cai , Adel Bibi , Bernard Ghanem , Matthias Müller

Name-based gender classification has enabled hundreds of otherwise infeasible scientific studies of gender. Yet, the lack of standardization, proliferation of ad hoc methods, reliance on paid services, understudied limitations, and…

社会与信息网络 · 计算机科学 2022-08-04 Ian Van Buskirk , Aaron Clauset , Daniel B. Larremore

Credit scoring models, which are among the most potent risk management tools that banks and financial institutes rely on, have been a popular subject for research in the past few decades. Accordingly, many approaches have been developed to…

机器学习 · 计算机科学 2021-08-19 Mahsan Abdoli , Mohammad Akbari , Jamal Shahrabi

In the field of continual learning, relying on so-called oracles for novelty detection is commonplace albeit unrealistic. This paper introduces CONCLAD ("COntinuous Novel CLAss Detector"), a comprehensive solution to the under-explored…

机器学习 · 计算机科学 2024-12-17 Amanda Rios , Ibrahima Ndiour , Parual Datta , Omesh Tickoo , Nilesh Ahuja

Spoof detectors are classifiers that are trained to distinguish spoof fingerprints from bonafide ones. However, state of the art spoof detectors do not generalize well on unseen spoof materials. This study proposes a style transfer based…

计算机视觉与模式识别 · 计算机科学 2019-12-10 Rohit Gajawada , Additya Popli , Tarang Chugh , Anoop Namboodiri , Anil K. Jain

Classification is one of the most studied tasks in data mining and machine learning areas and many works in the literature have been presented to solve classification problems for multiple fields of knowledge such as medicine, biology,…

计算机视觉与模式识别 · 计算机科学 2022-08-24 Alvaro R. Ferreira , Fabio A. Faria , Gustavo Carneiro , Vinicius V. de Melo

In the field of object classification, identification based on object variations is a challenge in itself. Variations include shape, size, color, and texture, these can cause problems in recognizing and distinguishing objects accurately.…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Florentina Tatrin Kurniati , Daniel HF Manongga , Eko Sediyono , Sri Yulianto Joko Prasetyo , Roy Rudolf Huizen

A complementary label (CL) simply indicates an incorrect class of an example, but learning with CLs results in multi-class classifiers that can predict the correct class. Unfortunately, the problem setting only allows a single CL for each…

机器学习 · 计算机科学 2022-08-09 Lei Feng , Takuo Kaneko , Bo Han , Gang Niu , Bo An , Masashi Sugiyama

Deep models trained with noisy labels are prone to over-fitting and struggle in generalization. Most existing solutions are based on an ideal assumption that the label noise is class-conditional, i.e., instances of the same class share the…

计算机视觉与模式识别 · 计算机科学 2022-08-01 Ganlong Zhao , Guanbin Li , Yipeng Qin , Feng Liu , Yizhou Yu

The analysis of broken glass is forensically important to reconstruct the events of a criminal act. In particular, the comparison between the glass fragments found on a suspect (recovered cases) and those collected on the crime scene…

应用统计 · 统计学 2019-05-08 Laura Anderlucci , Francesca Fortunato , Angela Montanari

We investigate a problem in which each member of a group of learners is trained separately to solve the same classification task. Each learner has access to a training dataset (possibly with overlap across learners) but each trained…

机器学习 · 计算机科学 2020-03-03 Mahmoud Albardan , John Klein , Olivier Colot

Classifier chains have recently been proposed as an appealing method for tackling the multi-label classification task. In addition to several empirical studies showing its state-of-the-art performance, especially when being used in its…

机器学习 · 计算机科学 2019-06-10 Robin Senge , Juan José del Coz , Eyke Hüllermeier

Ensuring reliable ATM services is essential for modern banking, directly impacting customer satisfaction and the operational efficiency of financial institutions. This study introduces a data fusion approach that utilizes multi-classifier…

机器学习 · 计算机科学 2025-01-03 Alireza Safarzadeh , Mohammad Reza Jamali , Behzad Moshiri

We present OSFormer, the first one-stage transformer framework for camouflaged instance segmentation (CIS). OSFormer is based on two key designs. First, we design a location-sensing transformer (LST) to obtain the location label and…

计算机视觉与模式识别 · 计算机科学 2022-08-03 Jialun Pei , Tianyang Cheng , Deng-Ping Fan , He Tang , Chuanbo Chen , Luc Van Gool