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There is a fundamental limitation in the prediction performance that a machine learning model can achieve due to the inevitable uncertainty of the prediction target. In classification problems, this can be characterized by the Bayes error,…

机器学习 · 计算机科学 2023-03-14 Takashi Ishida , Ikko Yamane , Nontawat Charoenphakdee , Gang Niu , Masashi Sugiyama

While significant advances exist in pseudo-label generation for semi-supervised semantic segmentation, pseudo-label selection remains understudied. Existing methods typically use fixed confidence thresholds to retain high-confidence…

计算机视觉与模式识别 · 计算机科学 2025-09-23 Pan Liu , Jinshi Liu

Accurate prediction of continuous properties is essential to many scientific and engineering tasks. Although deep-learning regressors excel with abundant labels, their accuracy deteriorates in data-scarce regimes. We introduce RankRefine, a…

机器学习 · 计算机科学 2025-10-02 Kevin Tirta Wijaya , Michael Sun , Minghao Guo , Hans-Peter Seidel , Wojciech Matusik , Vahid Babaei

Normalization is a vital process for any machine learning task as it controls the properties of data and affects model performance at large. The impact of particular forms of normalization, however, has so far been investigated in limited…

机器学习 · 计算机科学 2022-06-22 Chintan Trivedi , Konstantinos Makantasis , Antonios Liapis , Georgios N. Yannakakis

Accurate probabilistic predictions are essential for optimal decision making. While neural network miscalibration has been studied primarily in classification, we investigate this in the less-explored domain of regression. We conduct the…

机器学习 · 计算机科学 2023-06-08 Victor Dheur , Souhaib Ben Taieb

Deep networks have produced significant gains for various visual recognition problems, leading to high impact academic and commercial applications. Recent work in deep networks highlighted that it is easy to generate images that humans…

计算机视觉与模式识别 · 计算机科学 2015-11-20 Abhijit Bendale , Terrance Boult

While deep neural network models offer unmatched classification performance, they are prone to learning spurious correlations in the data. Such dependencies on confounding information can be difficult to detect using performance metrics if…

机器学习 · 计算机科学 2023-08-09 Susu Sun , Lisa M. Koch , Christian F. Baumgartner

Modern neural networks have found to be miscalibrated in terms of confidence calibration, i.e., their predicted confidence scores do not reflect the observed accuracy or precision. Recent work has introduced methods for post-hoc confidence…

计算机视觉与模式识别 · 计算机科学 2021-09-22 Fabian Küppers , Jan Kronenberger , Jonas Schneider , Anselm Haselhoff

Handling uncertainty is critical for ensuring reliable decision-making in intelligent systems. Modern neural networks are known to be poorly calibrated, resulting in predicted confidence scores that are difficult to use. This article…

机器学习 · 计算机科学 2026-05-18 Gabriele Sanguin , Arjun Pakrashi , Marco Viola , Francesco Rinaldi

Deep Neural Networks (DNNs) have performed admirably in classification tasks. However, the characterization of their classification uncertainties, required for certain applications, has been lacking. In this work, we investigate the issue…

机器学习 · 计算机科学 2023-11-28 Yu Pan , Kwo-Sen Kuo , Michael L. Rilee , Hongfeng Yu

The last decade's research in artificial intelligence had a significant impact on the advance of autonomous driving. Yet, safety remains a major concern when it comes to deploying such systems in high-risk environments. The objective of…

计算机视觉与模式识别 · 计算机科学 2022-11-16 Charles Corbière

Deep neural networks have been shown to be very powerful methods for many supervised learning tasks. However, they can also easily overfit to training set biases, i.e., label noise and class imbalance. While both learning with noisy labels…

计算机视觉与模式识别 · 计算机科学 2021-10-25 Tong Wei , Jiang-Xin Shi , Yu-Feng Li , Min-Ling Zhang

Modern deep learning based classifiers show very high accuracy on test data but this does not provide sufficient guarantees for safe deployment, especially in high-stake AI applications such as medical diagnosis. Usually, predictions are…

机器学习 · 计算机科学 2022-05-09 David Stutz , Krishnamurthy , Dvijotham , Ali Taylan Cemgil , Arnaud Doucet

We propose a novel approach which exploits chaos to enhance classification accuracy. Specifically, the available data that need to be classified are treated as vectors that are first lifted into a higher-dimensional space and then used as…

机器学习 · 计算机科学 2026-04-21 Panos Stinis

Some recent works observed the instability of post-hoc explanations when input side perturbations are applied to the model. This raises the interest and concern in the stability of post-hoc explanations. However, the remaining question is:…

计算与语言 · 计算机科学 2022-12-13 Ruixuan Tang , Hanjie Chen , Yangfeng Ji

Most 2D human pose estimation frameworks estimate keypoint confidence in an ad-hoc manner, using heuristics such as the maximum value of heatmaps. The confidence is part of the evaluation scheme, e.g., AP for the MSCOCO dataset, yet has…

计算机视觉与模式识别 · 计算机科学 2023-11-30 Kerui Gu , Rongyu Chen , Angela Yao

Post-training improves large language models (LLMs) but often worsens confidence calibration, leading to systematic overconfidence. Recent unsupervised post-hoc methods for post-trained LMs (PoLMs) mitigate this by aligning PoLM confidence…

机器学习 · 计算机科学 2026-01-09 Beier Luo , Cheng Wang , Hongxin Wei , Sharon Li , Xuefeng Du

Inference accuracy of deep neural networks (DNNs) is a crucial performance metric, but can vary greatly in practice subject to actual test datasets and is typically unknown due to the lack of ground truth labels. This has raised significant…

机器学习 · 计算机科学 2020-07-06 Zhihui Shao , Jianyi Yang , Shaolei Ren

In recent years, deep neural networks (DNNs) have shown competitive results in many fields. Despite this success, they often suffer from poor calibration, especially in safety-critical scenarios such as autonomous driving and healthcare,…

机器学习 · 计算机科学 2025-08-13 Jiani Ni , He Zhao , Yibo Yang , Dandan Guo

In this paper, we propose a simple yet effective method to deal with the violation of the Closed-World Assumption for a classifier. Previous works tend to apply a threshold either on the classification scores or the loss function to reject…

计算机视觉与模式识别 · 计算机科学 2021-08-17 Saeed Bakhshi Germi , Esa Rahtu , Heikki Huttunen