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High stakes classification refers to classification problems where erroneously predicting the wrong class is very bad, but assigning "unknown" is acceptable. We make the argument that these problems require us to give multiple unknown…

应用统计 · 统计学 2023-04-27 Haakon Bakka

Mitigating bias in algorithmic systems is a critical issue drawing attention across communities within the information and computer sciences. Given the complexity of the problem and the involvement of multiple stakeholders -- including…

SHAP explanations aim at identifying which features contribute the most to the difference in model prediction at a specific input versus a background distribution. Recent studies have shown that they can be manipulated by malicious…

机器学习 · 计算机科学 2023-03-06 Gabriel Laberge , Ulrich Aïvodji , Satoshi Hara , Mario Marchand. , Foutse Khomh

In this demonstration, we present AnDB, an AI-native database that supports traditional OLTP workloads and innovative AI-driven tasks, enabling unified semantic analysis across structured and unstructured data. While structured data…

数据库 · 计算机科学 2025-03-25 Tianqing Wang , Xun Xue , Guoliang Li , Yong Wang

OPUS is a branch and bound search algorithm that enables efficient admissible search through spaces for which the order of search operator application is not significant. The algorithm's search efficiency is demonstrated with respect to…

人工智能 · 计算机科学 2014-11-17 G. I. Webb

Due to the widespread use of data-powered systems in our everyday lives, concepts like bias and fairness gained significant attention among researchers and practitioners, in both industry and academia. Such issues typically emerge from the…

机器学习 · 计算机科学 2023-05-18 Gianluca Demartini , Kevin Roitero , Stefano Mizzaro

Machine learning systems are often trained using data collected from historical decisions. If past decisions were biased, then automated systems that learn from historical data will also be biased. We propose a black-box approach to…

机器学习 · 计算机科学 2021-02-08 Sahil Verma , Michael Ernst , Rene Just

Biases and errors in human-labeled data present significant challenges for machine learning, especially in supervised learning reliant on potentially flawed ground truth data. These flaws, including diagnostic errors and societal biases,…

人工智能 · 计算机科学 2024-10-25 Edward Y. Chang

While decision makers have begun to employ machine learning, machine learning models may make predictions that bias against certain demographic groups. Semi-automated bias detection tools often present reports of automatically-detected…

人机交互 · 计算机科学 2020-05-12 Po-Ming Law , Sana Malik , Fan Du , Moumita Sinha

Deep neural networks often make decisions based on the spurious correlations inherent in the dataset, failing to generalize in an unbiased data distribution. Although previous approaches pre-define the type of dataset bias to prevent the…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Eungyeup Kim , Jihyeon Lee , Jaegul Choo

Recent works find that AI algorithms learn biases from data. Therefore, it is urgent and vital to identify biases in AI algorithms. However, the previous bias identification pipeline overly relies on human experts to conjecture potential…

计算机视觉与模式识别 · 计算机科学 2021-10-05 Zhiheng Li , Chenliang Xu

As the information available to lay users through autonomous data sources continues to increase, mediators become important to ensure that the wealth of information available is tapped effectively. A key challenge that these information…

数据库 · 计算机科学 2012-08-29 Rohit Raghunathan , Sushovan De , Subbarao Kambhampati

Causal analysis may be affected by selection bias, which is defined as the systematic exclusion of data from a certain subpopulation. Previous work in this area focused on the derivation of identifiability conditions. We propose instead a…

机器学习 · 统计学 2022-08-03 Marco Zaffalon , Alessandro Antonucci , Rafael Cabañas , David Huber , Dario Azzimonti

The database community has long recognized the importance of graphical query interface to the usability of data management systems. Yet, relatively less has been done. We present Orion, a visual interface for querying ultra-heterogeneous…

数据库 · 计算机科学 2016-08-19 Nandish Jayaram , Rohit Bhoopalam , Chengkai Li , Vassilis Athitsos

Question answering (QA) models are well-known to exploit data bias, e.g., the language prior in visual QA and the position bias in reading comprehension. Recent debiasing methods achieve good out-of-distribution (OOD) generalizability with…

计算机视觉与模式识别 · 计算机科学 2021-11-02 Yulei Niu , Hanwang Zhang

Making sense of a dataset in an automatic and unsupervised fashion is a challenging problem in statistics and AI. Classical approaches for {exploratory data analysis} are usually not flexible enough to deal with the uncertainty inherent to…

As machine learning models are increasingly used in critical decision-making settings (e.g., healthcare, finance), there has been a growing emphasis on developing methods to explain model predictions. Such \textit{explanations} are used to…

机器学习 · 计算机科学 2021-06-29 Dylan Slack , Sophie Hilgard , Sameer Singh , Himabindu Lakkaraju

Recently, state-of-the-art NLP models gained an increasing syntactic and semantic understanding of language, and explanation methods are crucial to understand their decisions. Occlusion is a well established method that provides…

计算与语言 · 计算机科学 2020-04-22 David Harbecke , Christoph Alt

Matching is one of the most widely used causal inference designs in observational studies, but post-matching confounding bias remains a critical concern. This bias includes overt bias from inexact matching on measured confounders and hidden…

统计方法学 · 统计学 2026-02-26 Siyu Heng , Yanxin Shen , Pengyun Wang

Algorithmic bias has been the subject of much recent controversy. To clarify what is at stake and to make progress resolving the controversy, a better understanding of the concepts involved would be helpful. The discussion here focuses on…

计算机与社会 · 计算机科学 2025-05-21 Catherine Stinson