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Existing neural information retrieval (IR) models have often been studied in homogeneous and narrow settings, which has considerably limited insights into their out-of-distribution (OOD) generalization capabilities. To address this, and to…

信息检索 · 计算机科学 2021-10-22 Nandan Thakur , Nils Reimers , Andreas Rücklé , Abhishek Srivastava , Iryna Gurevych

Pre-trained model such as BERT has been proved to be an effective tool for dealing with Information Retrieval (IR) problems. Due to its inspiring performance, it has been widely used to tackle with real-world IR problems such as document…

信息检索 · 计算机科学 2021-09-15 Ruizhi Pu , Xinyu Zhang , Ruofei Lai , Zikai Guo , Yinxia Zhang , Hao Jiang , Yongkang Wu , Yantao Jia , Zhicheng Dou , Zhao Cao

Integrated Information Theory (IIT) is an audacious attempt to pin down the abstract, phenomenological experiences of consciousness into a rigorous, mathematical framework. We show that IIT's stance in regards to neuronal noise is…

神经元与认知 · 定量生物学 2021-12-10 Refath Bari

A statistical classification algorithm and its application to language identification from noisy input are described. The main innovation is to compute confidence limits on the classification, so that the algorithm terminates when enough…

计算与语言 · 计算机科学 2007-05-23 David Elworthy

A lot of Machine Learning (ML) and Deep Learning (DL) research is of an empirical nature. Nevertheless, statistical significance testing (SST) is still not widely used. This endangers true progress, as seeming improvements over a baseline…

机器学习 · 计算机科学 2022-04-15 Dennis Ulmer , Christian Hardmeier , Jes Frellsen

The estimated accuracy of a classifier is a random quantity with variability. A common practice in supervised machine learning, is thus to test if the estimated accuracy is significantly better than chance level. This method of signal…

统计方法学 · 统计学 2020-01-28 Jonathan D. Rosenblatt , Yuval Benjamini , Roee Gilron , Roy Mukamel , Jelle J. Goeman

Evaluation of information retrieval systems (IRS) is a prominent topic among information retrieval researchers--mainly directed at a general population. Children require unique IRS and by extension different ways to evaluate these systems,…

信息检索 · 计算机科学 2020-05-28 Ashlee Milton , Maria Soledad Pera

Evaluating the performance of classifiers is critical in machine learning, particularly in high-stakes applications where the reliability of predictions can significantly impact decision-making. Traditional performance measures, such as…

机器学习 · 计算机科学 2024-12-19 Jesus S. Aguilar-Ruiz

The amount of information exchanged per unit of time between two nodes in a dynamical network or between two data sets is a powerful concept for analysing complex systems. This quantity, known as the mutual information rate (MIR), is…

混沌动力学 · 物理学 2015-05-27 M. S. Baptista , R. M. Rubinger , E. R. V. Junior , J. C. Sartorelli , U. Parlitz , C. Grebogi

Not all experiments publish their results with a description of the correlations between the data points. This makes it difficult to do hypothesis tests or model fits with that data, since just assuming no correlation can lead to an over-…

数据分析、统计与概率 · 物理学 2021-06-30 Lukas Koch

Density Ratio Estimation (DRE) is an important machine learning technique with many downstream applications. We consider the challenge of DRE with missing not at random (MNAR) data. In this setting, we show that using standard DRE methods…

机器学习 · 统计学 2023-02-22 Josh Givens , Song Liu , Henry W J Reeve

Quantum information theory sets the ultimate limits for any information-processing task. In rangefinding and LIDAR, the presence or absence of a target can be tested by detecting different states at the receiver. In this Letter, we use…

量子物理 · 物理学 2022-05-02 Lior Cohen , Mark M. Wilde

Medical researchers have solved the problem of estimating the sensitivity and specificity of binary medical diagnostic tests without gold standard tests for comparison. That problem is the same as estimating confusion matrices for…

机器学习 · 统计学 2022-12-29 Richard Evans

Most accurate predictions are typically obtained by learning machines with complex feature spaces (as e.g. induced by kernels). Unfortunately, such decision rules are hardly accessible to humans and cannot easily be used to gain insights…

机器学习 · 统计学 2010-08-13 Alexander Zien , Nicole Kraemer , Soeren Sonnenburg , Gunnar Raetsch

Automatically learned quality assessment for images has recently become a hot topic due to its usefulness in a wide variety of applications such as evaluating image capture pipelines, storage techniques and sharing media. Despite the…

计算机视觉与模式识别 · 计算机科学 2018-07-04 Hossein Talebi , Peyman Milanfar

We present a generic method for assessing the quality of non-rigid registration (NRR) algorithms, that does not depend on the existence of any ground truth, but depends solely on the data itself. The data is a set of images. The output of…

计算机视觉与模式识别 · 计算机科学 2020-02-26 Carole J. Twining , Vladimir S. Petrović , Timothy F. Cootes , Roy S. Schestowitz , William R. Crum , Christopher J. Taylor

With the increasing availability of AI-based decision support, there is an increasing need for their certification by both AI manufacturers and notified bodies, as well as the pragmatic (real-world) validation of these systems. Therefore,…

机器学习 · 计算机科学 2019-10-23 Federico Cabitza , Andrea Campagner

Software Engineering activities are information intensive. Research proposes Information Retrieval (IR) techniques to support engineers in their daily tasks, such as establishing and maintaining traceability links, fault identification, and…

软件工程 · 计算机科学 2023-08-24 Michael Unterkalmsteiner , Tony Gorschek , Robert Feldt , Niklas Lavesson

Information coefficient (IC) is a widely used metric for measuring investment managers' skills in selecting stocks. However, its adequacy and effectiveness for evaluating stock selection models has not been clearly understood, as IC from a…

计算金融 · 定量金融 2020-10-20 Feng Zhang , Ruite Guo , Honggao Cao

Statistics is sometimes described as the science of reasoning under uncertainty. Statistical models provide one view of this uncertainty, but what is frequently neglected is the 'invisible' portion of uncertainty: that assumed not to exist…

统计方法学 · 统计学 2026-03-18 Oliver L. Pescott , Robin J. Boyd , Gary D. Powney , Gavin B. Stewart