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The alignment of large language models (LLMs) with human values increasingly relies on using other LLMs as automated judges, or ``autoraters''. However, their reliability is limited by a foundational issue: they are trained on discrete…

Machine learning classifiers often produce probabilistic predictions that are critical for accurate and interpretable decision-making in various domains. The quality of these predictions is generally evaluated with proper losses, such as…

机器学习 · 计算机科学 2025-06-26 Eugène Berta , David Holzmüller , Michael I. Jordan , Francis Bach

One of the goals of learning algorithms is to complement and reduce the burden on human decision makers. The expert deferral setting wherein an algorithm can either predict on its own or defer the decision to a downstream expert helps…

机器学习 · 计算机科学 2022-07-21 Mohammad-Amin Charusaie , Hussein Mozannar , David Sontag , Samira Samadi

Machine learning models typically focus on specific targets like creating classifiers, often based on known population feature distributions in a business context. However, models calculating individual features adapt over time to improve…

机器学习 · 计算机科学 2024-02-23 Emanuele Luzio , Moacir Antonelli Ponti , Christian Ramirez Arevalo , Luis Argerich

Learned communication makes multi-agent systems more effective by aggregating distributed information. However, it also exposes individual agents to the threat of erroneous messages they might receive. In this paper, we study the setting…

计算机视觉与模式识别 · 计算机科学 2020-11-11 Nicholas Vadivelu , Mengye Ren , James Tu , Jingkang Wang , Raquel Urtasun

Calibration is an essential prerequisite for the accurate data fusion of LiDAR and camera sensors. Traditional calibration techniques often require specific targets or suitable scenes to obtain reliable 2D-3D correspondences. To tackle the…

计算机视觉与模式识别 · 计算机科学 2025-01-29 Shujuan Huang , Chunyu Lin , Yao Zhao

A machine learning model is calibrated if its predicted probability for an outcome matches the observed frequency for that outcome conditional on the model prediction. This property has become increasingly important as the impact of machine…

机器学习 · 计算机科学 2025-02-25 Muthu Chidambaram , Rong Ge

Current perception systems often carry multimodal imagers and sensors such as 2D cameras and 3D LiDAR sensors. To fuse and utilize the data for downstream perception tasks, robust and accurate calibration of the multimodal sensor data is…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Ganning Zhao , Jiesi Hu , Suya You , C. -C. Jay Kuo

A binary classifier capable of abstaining from making a label prediction has two goals in tension: minimizing errors, and avoiding abstaining unnecessarily often. In this work, we exactly characterize the best achievable tradeoff between…

机器学习 · 计算机科学 2016-11-30 Akshay Balsubramani

For many applications of probabilistic classifiers it is important that the predicted confidence vectors reflect true probabilities (one says that the classifier is calibrated). It has been shown that common models fail to satisfy this…

机器学习 · 统计学 2022-10-10 Michael Panchenko , Anes Benmerzoug , Miguel de Benito Delgado

Large language models (LLMs) are increasingly deployed in decision-making tasks, where not only accuracy but also reliable confidence estimates are essential. Well-calibrated confidence enables downstream systems to decide when to trust a…

机器学习 · 计算机科学 2026-01-21 Duygu Nur Yaldiz , Evangelia Spiliopoulou , Zheng Qi , Siddharth Varia , Srikanth Doss , Nikolaos Pappas

Machine learning (ML) models are increasingly being used in application domains that often involve working together with human experts. In this context, it can be advantageous to defer certain instances to a single human expert when they…

人工智能 · 计算机科学 2022-06-17 Patrick Hemmer , Sebastian Schellhammer , Michael Vössing , Johannes Jakubik , Gerhard Satzger

The majority of computer vision algorithms fail to find higher-order (abstract) patterns in an image so are not robust against adversarial attacks, unlike human lateralized vision. Deep learning considers each input pixel in a homogeneous…

计算机视觉与模式识别 · 计算机科学 2023-01-31 Abubakar Siddique , Will N. Browne , Gina M. Grimshaw

Fine-tuned Large Language Models (LLMs) often demonstrate poor calibration, with their confidence scores misaligned with actual performance. While calibration has been extensively studied in models trained from scratch, the impact of LLMs'…

计算与语言 · 计算机科学 2025-05-28 Ziming Wang , Zeyu Shi , Haoyi Zhou , Shiqi Gao , Qingyun Sun , Jianxin Li

Calibrated probabilistic classifiers are models whose predicted probabilities can directly be interpreted as uncertainty estimates. It has been shown recently that deep neural networks are poorly calibrated and tend to output overconfident…

机器学习 · 统计学 2022-10-17 Teodora Popordanoska , Raphael Sayer , Matthew B. Blaschko

When facing uncertainty, decision-makers want predictions they can trust. A machine learning provider can convey confidence to decision-makers by guaranteeing their predictions are distribution calibrated -- amongst the inputs that receive…

机器学习 · 统计学 2021-07-14 Shengjia Zhao , Michael P. Kim , Roshni Sahoo , Tengyu Ma , Stefano Ermon

Machine unlearning aims to remove the influence of specific training data from a model while preserving reliable behavior on the remaining data, making reliable prediction and uncertainty estimation essential for evaluation. Calibration is…

计算与语言 · 计算机科学 2026-05-21 Divyaksh Shukla , Ashutosh Modi

With the development of Human-AI Collaboration in Classification (HAI-CC), integrating users and AI predictions becomes challenging due to the complex decision-making process. This process has three options: 1) AI autonomously classifies,…

计算机视觉与模式识别 · 计算机科学 2024-07-10 Zheng Zhang , Wenjie Ai , Kevin Wells , David Rosewarne , Thanh-Toan Do , Gustavo Carneiro

Binary classification is highly used in credit scoring in the estimation of probability of default. The validation of such predictive models is based both on rank ability, and also on calibration (i.e. how accurately the probabilities…

计量经济学 · 经济学 2017-10-25 Pedro G. Fonseca , Hugo D. Lopes

Probabilistic classifiers output a probability distribution on target classes rather than just a class prediction. Besides providing a clear separation of prediction and decision making, the main advantage of probabilistic models is their…

机器学习 · 计算机科学 2019-02-20 Juozas Vaicenavicius , David Widmann , Carl Andersson , Fredrik Lindsten , Jacob Roll , Thomas B. Schön