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Neural networks solving real-world problems are often required not only to make accurate predictions but also to provide a confidence level in the forecast. The calibration of a model indicates how close the estimated confidence is to the…

神经与进化计算 · 计算机科学 2023-03-21 Ruslan Vasilev , Alexander D'yakonov

Recent studies have shown that ensemble approaches could not only improve accuracy and but also estimate model uncertainty in deep learning. However, it requires a large number of parameters according to the increase of ensemble models for…

计算机视觉与模式识别 · 计算机科学 2020-05-25 Hong Joo Lee , Seong Tae Kim , Hakmin Lee , Nassir Navab , Yong Man Ro

In medical image classification tasks, it is common to find that the number of normal samples far exceeds the number of abnormal samples. In such class-imbalanced situations, reliable training of deep neural networks continues to be a major…

机器学习 · 计算机科学 2022-04-06 Sivaramakrishnan Rajaraman , Prasanth Ganesan , Sameer Antani

Deep learning has achieved great success as a powerful classification tool and also made great progress in sematic segmentation. As a result, many researchers also believe that deep learning is the most powerful tool for pixel level image…

计算机视觉与模式识别 · 计算机科学 2020-07-24 Zhenzhou Wang

Over the past years, computer vision community has contributed to enormous progress in semantic image segmentation, a per-pixel classification task, crucial for dense scene understanding and rapidly becoming vital in lots of real-world…

计算机视觉与模式识别 · 计算机科学 2018-09-28 Vladimir Nekrasov , Chunhua Shen , Ian Reid

Annotating the right data for training deep neural networks is an important challenge. Active learning using uncertainty estimates from Bayesian Neural Networks (BNNs) could provide an effective solution to this. Despite being theoretically…

计算机视觉与模式识别 · 计算机科学 2019-02-22 Kashyap Chitta , Jose M. Alvarez , Adam Lesnikowski

Recent works have shown that deep neural networks can achieve super-human performance in a wide range of image classification tasks in the medical imaging domain. However, these works have primarily focused on classification accuracy,…

计算机视觉与模式识别 · 计算机科学 2020-09-10 Gongbo Liang , Yu Zhang , Xiaoqin Wang , Nathan Jacobs

Deep neural networks can be roughly divided into deterministic neural networks and stochastic neural networks.The former is usually trained to achieve a mapping from input space to output space via maximum likelihood estimation for the…

This paper investigates novel classifier ensemble techniques for uncertainty calibration applied to various deep neural networks for image classification. We evaluate both accuracy and calibration metrics, focusing on Expected Calibration…

计算机视觉与模式识别 · 计算机科学 2025-01-20 Michael Schulze , Nikolas Ebert , Laurenz Reichardt , Oliver Wasenmüller

The machine learning community has recently put effort into quantized or low-precision arithmetics to scale large models. This paper proposes performing probabilistic inference in the quantized, discrete parameter space created by these…

机器学习 · 计算机科学 2025-08-20 Aleksanteri Sladek , Martin Trapp , Arno Solin

Denoising diffusion probabilistic models have recently received much research attention since they outperform alternative approaches, such as GANs, and currently provide state-of-the-art generative performance. The superior performance of…

计算机视觉与模式识别 · 计算机科学 2022-03-17 Dmitry Baranchuk , Ivan Rubachev , Andrey Voynov , Valentin Khrulkov , Artem Babenko

Based on the observation that semantic segmentation errors are partially predictable, we propose a compact formulation using confusion statistics of the trained classifier to refine (re-estimate) the initial pixel label hypotheses. The…

计算机视觉与模式识别 · 计算机科学 2018-01-24 James W. Davis , Christopher Menart , Muhammad Akbar , Roman Ilin

Deep learning based methods for automatic organ segmentation have shown promise in aiding diagnosis and treatment planning. However, quantifying and understanding the uncertainty associated with model predictions is crucial in critical…

图像与视频处理 · 电气工程与系统科学 2023-08-16 Jadie Adams , Shireen Y. Elhabian

Besides serving as prediction models, classification trees are useful for finding important predictor variables and identifying interesting subgroups in the data. These functions can be compromised by weak split selection algorithms that…

应用统计 · 统计学 2010-11-03 Wei-Yin Loh

Segmentation is a fundamental vision task underlying numerous downstream applications. Recent promptable segmentation models, such as Segment Anything Model 3 (SAM3), extend segmentation from category-agnostic mask prediction to…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Shuang Liang , Zeqing Wang , Yuxian Li , Xihui Liu , Han Wang

Modern machine learning methods including deep learning have achieved great success in predictive accuracy for supervised learning tasks, but may still fall short in giving useful estimates of their predictive {\em uncertainty}. Quantifying…

Deep Neural Networks have shown promising classification performance when predicting certain biomarkers from Whole Slide Images in digital pathology. However, the calibration of the networks' output probabilities is often not evaluated.…

图像与视频处理 · 电气工程与系统科学 2023-12-18 Alexander Kurz , Hendrik A. Mehrtens , Tabea-Clara Bucher , Titus J. Brinker

A reliable representation of uncertainty is essential for the application of modern machine learning methods in safety-critical settings. In this regard, the use of credal sets (i.e., convex sets of probability distributions) has recently…

机器学习 · 计算机科学 2026-03-10 Paul Hofman , Timo Löhr , Maximilian Muschalik , Yusuf Sale , Eyke Hüllermeier

Calibration strengthens the trustworthiness of black-box models by producing better accurate confidence estimates on given examples. However, little is known about if model explanations can help confidence calibration. Intuitively, humans…

计算与语言 · 计算机科学 2022-11-08 Dongfang Li , Baotian Hu , Qingcai Chen

Segmentation tasks in medical imaging are inherently ambiguous: the boundary of a target structure is oftentimes unclear due to image quality and biological factors. As such, predicted segmentations from deep learning algorithms are…

图像与视频处理 · 电气工程与系统科学 2019-11-18 Katharina Hoebel , Ken Chang , Jay Patel , Praveer Singh , Jayashree Kalpathy-Cramer