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Due to the increasing use of Machine Learning models in high stakes decision making settings, it has become increasingly important to have tools to understand how models arrive at decisions. Assuming a trained Supervised Classification…

机器学习 · 统计学 2023-10-20 Emilio Carrizosa , Jasone Ramírez-Ayerbe , Dolores Romero Morales

Accurate value estimates are important for off-policy reinforcement learning. Algorithms based on temporal difference learning typically are prone to an over- or underestimation bias building up over time. In this paper, we propose a…

机器学习 · 计算机科学 2022-10-24 Nicolai Dorka , Tim Welschehold , Joschka Boedecker , Wolfram Burgard

State-of-the-art deep learning systems rely on iterative distributed training to tackle the increasing complexity of models and input data. The iteration time in these communication-heavy systems depends on the computation time,…

分布式、并行与集群计算 · 计算机科学 2018-10-05 Sayed Hadi Hashemi , Sangeetha Abdu Jyothi , Roy H. Campbell

The Fairness, Accountability, and Transparency in Machine Learning (FAT-ML) literature proposes a varied set of group fairness metrics to measure discrimination against socio-demographic groups that are characterized by a protected feature,…

机器学习 · 计算机科学 2020-03-11 Marius Miron , Songül Tolan , Emilia Gómez , Carlos Castillo

In this paper, we address the dichotomy between heterogeneous models and simultaneous training in Federated Learning (FL) via a clustering framework. We define a new clustering model for FL based on the (optimal) local models of the users:…

机器学习 · 统计学 2022-10-24 Harshvardhan , Avishek Ghosh , Arya Mazumdar

Vision-Language-Action (VLA) models process visual inputs independently at each timestep, discarding valuable temporal information inherent in robotic manipulation tasks. This frame-by-frame processing makes models vulnerable to visual…

计算机视觉与模式识别 · 计算机科学 2025-11-17 Chenghao Liu , Jiachen Zhang , Chengxuan Li , Zhimu Zhou , Shixin Wu , Songfang Huang , Huiling Duan

It has been shown that dimension reduction methods such as PCA may be inherently prone to unfairness and treat data from different sensitive groups such as race, color, sex, etc., unfairly. In pursuit of fairness-enhancing dimensionality…

机器学习 · 计算机科学 2020-03-10 Mohammad Mahdi Kamani , Farzin Haddadpour , Rana Forsati , Mehrdad Mahdavi

One of the most challenging problems in recommender systems based on the collaborative filtering (CF) concept is data sparseness, i.e., limited user preference data is available for making recommendations. Cross-domain collaborative…

信息检索 · 计算机科学 2013-12-25 Yue Shi , Martha Larson , Alan Hanjalic

Recently, there has been an increasing adoption of differential privacy guided algorithms for privacy-preserving machine learning tasks. However, the use of such algorithms comes with trade-offs in terms of algorithmic fairness, which has…

信息检索 · 计算机科学 2023-03-17 Zhenhuan Yang , Yingqiang Ge , Congzhe Su , Dingxian Wang , Xiaoting Zhao , Yiming Ying

This paper proposes a novel online evaluation protocol for Test Time Adaptation (TTA) methods, which penalizes slower methods by providing them with fewer samples for adaptation. TTA methods leverage unlabeled data at test time to adapt to…

Corrective Shared Autonomy is a method where human corrections are layered on top of an otherwise autonomous robot behavior. Specifically, a Corrective Shared Autonomy system leverages an external controller to allow corrections across a…

机器人学 · 计算机科学 2021-07-13 Michael Hagenow , Emmanuel Senft , Robert Radwin , Michael Gleicher , Bilge Mutlu , Michael Zinn

Algorithmic recourse -- providing recommendations to those affected negatively by the outcome of an algorithmic system on how they can take action and change that outcome -- has gained attention as a means of giving persons agency in their…

机器学习 · 计算机科学 2024-01-30 Andrew Bell , Joao Fonseca , Carlo Abrate , Francesco Bonchi , Julia Stoyanovich

Predictive algorithms are now used to help distribute a large share of our society's resources and sanctions, such as healthcare, loans, criminal detentions, and tax audits. Under the right circumstances, these algorithms can improve the…

机器学习 · 计算机科学 2023-02-21 Alex Chohlas-Wood , Madison Coots , Sharad Goel , Julian Nyarko

Shared autonomy is an enabling technology that provides users with control authority over robots that would otherwise be difficult if not impossible to directly control. Yet, standard methods make assumptions that limit their adoption in…

机器人学 · 计算机科学 2025-05-28 Luzhe Sun , Jingtian Ji , Xiangshan Tan , Matthew R. Walter

Machine learning actively impacts our everyday life in almost all endeavors and domains such as healthcare, finance, and energy. As our dependence on the machine learning increases, it is inevitable that these algorithms will be used to…

机器学习 · 计算机科学 2021-02-23 Ankit Kulshrestha , Ilya Safro

In machine learning systems, bias mitigation approaches aim to make outcomes fairer across privileged and unprivileged groups. Bias mitigation methods work in different ways and have known "waterfall" effects, e.g., mitigating bias at one…

机器学习 · 计算机科学 2023-12-04 Svetoslav Nizhnichenkov , Rahul Nair , Elizabeth Daly , Brian Mac Namee

This paper presents the performance of an AC transmission switching (TS) based real-time contingency analysis (RTCA) tool that is introduced in Part I of this paper. The approach quickly proposes high quality corrective switching actions…

The issue of group fairness in machine learning models, where certain sub-populations or groups are favored over others, has been recognized for some time. While many mitigation strategies have been proposed in centralized learning, many of…

机器学习 · 计算机科学 2023-05-18 Ganghua Wang , Ali Payani , Myungjin Lee , Ramana Kompella

Crowdsourced machine learning on competition platforms such as Kaggle is a popular and often effective method for generating accurate models. Typically, teams vie for the most accurate model, as measured by overall error on a holdout set,…

机器学习 · 计算机科学 2024-02-19 Ira Globus-Harris , Declan Harrison , Michael Kearns , Pietro Perona , Aaron Roth

Existing approaches to algorithmic fairness aim to ensure equitable outcomes if human decision-makers comply perfectly with algorithmic decisions. However, perfect compliance with the algorithm is rarely a reality or even a desirable…

机器学习 · 计算机科学 2025-07-01 Haosen Ge , Hamsa Bastani , Osbert Bastani