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Large-scale source-code clone detection is a challenging task. In our previous work, we proposed an approach (SSCD) that leverages artificial neural networks and approximates nearest neighbour search to effectively and efficiently locate…

软件工程 · 计算机科学 2024-02-13 Gul Aftab Ahmed , James Vincent Patten , Yuanhua Han , Guoxian Lu , David Gregg , Jim Buckley , Muslim Chochlov

Modern end-to-end automatic speech recognition (ASR) models like Whisper not only suffer from reduced recognition accuracy in noise, but also exhibit overconfidence - assigning high confidence to wrong predictions. We conduct a systematic…

音频与语音处理 · 电气工程与系统科学 2025-09-10 Mingyue Huo , Yuheng Zhang , Yan Tang

Accurate sensor calibration is crucial for autonomous systems, yet its uncertainty quantification remains underexplored. We present the first approach to integrate uncertainty awareness into online extrinsic calibration, combining Monte…

计算机视觉与模式识别 · 计算机科学 2025-04-28 Mathieu Cocheteux , Julien Moreau , Franck Davoine

Accurate extrinsic sensor calibration is essential for both autonomous vehicles and robots. Traditionally this is an involved process requiring calibration targets, known fiducial markers and is generally performed in a lab. Moreover, even…

机器人学 · 计算机科学 2021-03-18 Celyn Walters , Oscar Mendez , Simon Hadfield , Richard Bowden

This paper studies the control-oriented identification problem of set-valued moving average systems with uniform persistent excitations and observation noises. A stochastic approximation-based (SA-based) algorithm without projections or…

系统与控制 · 电气工程与系统科学 2025-03-25 Jieming Ke , Ying Wang , Yanlong Zhao , Ji-Feng Zhang

Delivering meaningful uncertainty estimates is essential for a successful deployment of machine learning models in the clinical practice. A central aspect of uncertainty quantification is the ability of a model to return predictions that…

计算机视觉与模式识别 · 计算机科学 2023-03-03 Adrian Galdran , Johan Verjans , Gustavo Carneiro , Miguel A. González Ballester

Stochastic estimators are fundamental to large-scale optimization, where population quantities must be inferred from noisy oracle observations. Although influential methods such as momentum, SPIDER, STORM, and PAGE have been highly…

机器学习 · 计算机科学 2026-05-18 Zhankun Luo , Antesh Upadhyay , M. Berk Sahin , Sang Bin Moon , Anuran Makur , Abolfazl Hashemi

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

Confidence calibration - the process to calibrate the output probability distribution of neural networks - is essential for safety-critical applications of such networks. Recent works verify the link between mis-calibration and overfitting.…

机器学习 · 计算机科学 2023-05-24 Linwei Tao , Minjing Dong , Daochang Liu , Changming Sun , Chang Xu

Deep ensemble methods often improve predictive performance, yet they suffer from three practical limitations: redundancy among base models that inflates computational cost and degrades conditioning, unstable weighting under…

机器学习 · 计算机科学 2026-04-27 Noor Islam S. Mohammad , Md Muntaqim Meherab

Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR) is a gene editing technology that has revolutionized the fields of biology and medicine. However, one of the challenges of using CRISPR is predicting the on-target efficacy…

机器学习 · 计算机科学 2024-03-06 Mohammad Rostami , Amin Ghariyazi , Hamed Dashti , Mohammad Hossein Rohban , Hamid R. Rabiee

Modern neural networks do not always produce well-calibrated predictions, even when trained with a proper scoring function such as cross-entropy. In classification settings, simple methods such as isotonic regression or temperature scaling…

机器学习 · 计算机科学 2021-03-26 Steven Reich , David Mueller , Nicholas Andrews

We propose a generic framework to calibrate accuracy and confidence of a prediction in deep neural networks through stochastic inferences. We interpret stochastic regularization using a Bayesian model, and analyze the relation between…

机器学习 · 计算机科学 2019-04-25 Seonguk Seo , Paul Hongsuck Seo , Bohyung Han

Most on-device sensor calibration studies benchmark models only against three macroscopic requirements (i.e., accuracy, real-time, and resource efficiency), thereby hiding deployment bottlenecks such as instantaneous error and worst-case…

机器学习 · 计算机科学 2025-11-11 Jinyong Yun , Hyungjin Kim , Seokho Ahn , Euijong Lee , Young-Duk Seo

Optimal decision making requires that classifiers produce uncertainty estimates consistent with their empirical accuracy. However, deep neural networks are often under- or over-confident in their predictions. Consequently, methods have been…

Reinforcement learning post-training has substantially improved the reasoning accuracy of vision-language models, yet the resulting policies remain poorly calibrated. Terminal correctness rewards provide no gradient that penalizes confident…

机器学习 · 计算机科学 2026-05-19 Peng Cui , Boyao Yang , Jun Zhu

A reliable deep learning system should be able to accurately express its confidence with respect to its predictions, a quality known as calibration. One of the most effective ways to produce reliable confidence estimates with a pre-trained…

机器学习 · 计算机科学 2024-10-10 Thomas P. Zollo , Zhun Deng , Jake C. Snell , Toniann Pitassi , Richard Zemel

Real-world robotics applications demand object pose estimation methods that work reliably across a variety of scenarios. Modern learning-based approaches require large labeled datasets and tend to perform poorly outside the training domain.…

计算机视觉与模式识别 · 计算机科学 2023-05-15 Jingnan Shi , Rajat Talak , Dominic Maggio , Luca Carlone

Extrinsic calibration is essential for multi-sensor fusion, existing methods rely on structured targets or fully-excited data, limiting real-world applicability. Online calibration further suffers from weak excitation, leading to unreliable…

机器人学 · 计算机科学 2025-08-11 Baorun Li , Chengrui Zhu , Siyi Du , Bingran Chen , Jie Ren , Wenfei Wang , Yong Liu , Jiajun Lv

Calibration is a fundamental concept that aims at ensuring the reliability of probabilistic predictions by aligning them with real-world outcomes. There is a surge of studies on new calibration measures that are easier to optimize compared…

机器学习 · 计算机科学 2025-11-18 Haipeng Luo , Spandan Senapati , Vatsal Sharan