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Out-of-Distribution (OOD) detection is crucial for the reliable deployment of machine learning models in-the-wild, enabling accurate identification of test samples that differ from the training data distribution. Existing methods rely on…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Ruisong Han , Zongbo Han , Jiahao Zhang , Mingyue Cheng , Changqing Zhang

This document describes the R package UBL that allows the use of several methods for handling utility-based learning problems. Classification and regression problems that assume non-uniform costs and/or benefits pose serious challenges to…

Mathematical Software · Computer Science 2016-07-14 Paula Branco , Rita P. Ribeiro , Luis Torgo

Over the last few decades, many architectures have been developed that harness the power of neural networks to detect objects in near real-time. Training such systems requires substantial time across multiple GPUs and massive labeled…

Computer Vision and Pattern Recognition · Computer Science 2021-02-10 Mayuresh Savargaonkar , Abdallah Chehade , Samir Rawashdeh

Ordinary least square (OLS) estimation of a linear regression model is well-known to be highly sensitive to outliers. It is common practice to (1) identify and remove outliers by looking at the data and (2) to fit OLS and form confidence…

Methodology · Statistics 2019-08-13 Shuxiao Chen , Jacob Bien

Data cubes are multidimensional databases, often built from several separate databases, that serve as flexible basis for data analysis. Surprisingly, outlier detection on data cubes has not yet been treated extensively. In this work, we…

Databases · Computer Science 2023-03-16 Lara Kuhlmann , Daniel Wilmes , Emmanuel Müller , Markus Pauly , Daniel Horn

Outlier detection is a significant area in data mining. It can be either used to pre-process the data prior to an analysis or post the processing phase (before visualization) depending on the effectiveness of the outlier and its importance.…

Machine Learning · Statistics 2021-06-22 Jacob John

Even though in recent years the scale of statistical analysis problems has increased tremendously, many statistical software tools are still limited to single-node computations. However, statistical analyses are largely based on dense…

Computation · Statistics 2016-11-01 Rodrigo Canales , Elmar Peise , Paolo Bientinesi

The idea of Innovation Search was proposed as a data clustering method in which the directions of innovation were utilized to compute the adjacency matrix and it was shown that Innovation Pursuit can notably outperform the self…

Machine Learning · Statistics 2020-01-01 Mostafa Rahmani , Ping Li

Standard semantic segmentation models owe their success to curated datasets with a fixed set of semantic categories, without contemplating the possibility of identifying unknown objects from novel categories. Existing methods in outlier…

Computer Vision and Pattern Recognition · Computer Science 2023-03-30 Nazir Nayal , Mısra Yavuz , João F. Henriques , Fatma Güney

The outlier detection problem in some cases is similar to the classification problem. For example, the main concern of clustering-based outlier detection algorithms is to find clusters and outliers, which are often regarded as noise that…

Machine Learning · Computer Science 2014-05-25 M. H. Marghny , Ahmed I. Taloba

It is shown how to set up, conduct, and analyze large simulation studies with the new R package simsalapar = simulations simplified and launched parallel. A simulation study typically starts with determining a collection of input variables…

Computation · Statistics 2013-09-18 Marius Hofert , Martin Mächler

This work presents a guide for the use of some of the functions of the multiColl package in R for the detection of near-multicollinearity. The main contribution, in comparison to other existing packages in R or other econometric software,…

Computation · Statistics 2021-07-08 R. Salmerón , C. B. García , J. García

We introduce an online outlier detection algorithm to detect outliers in a sequentially observed data stream. For this purpose, we use a two-stage filtering and hedging approach. In the first stage, we construct a multi-modal probability…

Machine Learning · Computer Science 2018-03-13 Mohammadreza Mohaghegh Neyshabouri , Suleyman Serdar Kozat

We consider the problem of learning a linear subspace from data corrupted by outliers. Classical approaches are typically designed for the case in which the subspace dimension is small relative to the ambient dimension. Our approach works…

Computer Vision and Pattern Recognition · Computer Science 2019-11-11 Manolis C. Tsakiris , Rene Vidal

Finite mixture modelling provides a framework for cluster analysis based on parsimonious Gaussian mixture models. Variable or feature selection is of particular importance in situations where only a subset of the available variables provide…

Computation · Statistics 2014-11-04 Luca Scrucca , Adrian E. Raftery

I present an R package called edibble that facilitates the design of experiments by encapsulating elements of the experiment in a series of composable functions. This package is an interpretation of "the grammar of experimental designs" by…

Computation · Statistics 2023-11-17 Emi Tanaka

Outlier detection is one of the most popular and continuously rising topics in the data mining field due to its crucial academic value and extensive industrial applications. Among different settings, unsupervised outlier detection is the…

Machine Learning · Computer Science 2021-08-03 Sibo Zhu , Handong Zhao , Hongfu Liu

This paper introduces anomalib, a novel library for unsupervised anomaly detection and localization. With reproducibility and modularity in mind, this open-source library provides algorithms from the literature and a set of tools to design…

Computer Vision and Pattern Recognition · Computer Science 2022-02-18 Samet Akcay , Dick Ameln , Ashwin Vaidya , Barath Lakshmanan , Nilesh Ahuja , Utku Genc

Successful management of wildlife populations requires accurate estimates of abundance. Abundance estimates can be confounded by imperfect detection during wildlife surveys. N-mixture models enable quantification of detection probability…

Applications · Statistics 2018-08-17 Timothy D. Meehan , Nicole L. Michel , Håvard Rue

This paper presents the R package gRapHD for efficient selection of high-dimensional undirected graphical models. The package provides tools for selecting trees, forests and decomposable models minimizing information criteria such as AIC or…

Machine Learning · Statistics 2019-09-24 Gabriel C. G. de Abreu , Rodrigo Labouriau , David Edwards
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