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Conformal methods provide prediction sets for outcomes with confidence guarantees. We study their use in a selective inference setting, where inference is performed only when the prediction set is informative. The analyst may consider as…

Methodology · Statistics 2026-05-22 Israela Solomon , Etienne Roquain , Saharon Rosset , Ruth Heller

Scene Graph Generation (SGG) aims to represent visual scenes by identifying objects and their pairwise relationships, providing a structured understanding of image content. However, inherent challenges like long-tailed class distributions…

Computer Vision and Pattern Recognition · Computer Science 2025-04-14 Sayak Nag , Udita Ghosh , Calvin-Khang Ta , Sarosij Bose , Jiachen Li , Amit K Roy Chowdhury

Predictive models make mistakes. Hence, there is a need to quantify the uncertainty associated with their predictions. Conformal inference has emerged as a powerful tool to create statistically valid prediction regions around point…

Machine Learning · Statistics 2024-02-14 Luben M. C. Cabezas , Mateus P. Otto , Rafael Izbicki , Rafael B. Stern

Conformal prediction (CP) provides a distribution-free approach to uncertainty quantification with finite-sample guarantees. However, applying CP to graph neural networks (GNNs) remains challenging as the combinatorial nature of graphs…

Machine Learning · Computer Science 2026-05-11 Peyman Baghershahi , Fangxin Wang , Debmalya Mandal , Sourav Medya

Conformal prediction offers a powerful framework for building distribution-free prediction intervals for exchangeable data. Existing methods that extend conformal prediction to sequential data rely on fitting a relatively complex model to…

Machine Learning · Computer Science 2026-03-03 Roberto Neglia , Andrea Cini , Michael M. Bronstein , Filippo Maria Bianchi

Conformal prediction (CP) provides a framework for constructing prediction sets with guaranteed coverage, assuming exchangeable data. However, real-world scenarios often involve distribution shifts that violate exchangeability, leading to…

Machine Learning · Computer Science 2025-05-27 Shadi Alijani , Homayoun Najjaran

Test case prioritisation (TCP) is a critical task in regression testing to ensure quality as software evolves. Machine learning has become a common way to achieve it. In particular, learning-to-rank (LTR) algorithms provide an effective…

Software Engineering · Computer Science 2024-05-24 Aurora Ramírez , Mario Berrios , José Raúl Romero , Robert Feldt

Conformal prediction (CP) is a popular frequentist framework for representing uncertainty by providing prediction sets that guarantee coverage of the true label with a user-adjustable probability. In most applications, CP operates on…

The merit of Conformal Prediction (CP), as a distribution-free framework for uncertainty quantification, depends on generating prediction sets that are efficient, reflected in small average set sizes, while adaptive, meaning they signal…

Machine Learning · Computer Science 2026-02-24 Navid Akhavan Attar , Hesam Asadollahzadeh , Ling Luo , Uwe Aickelin

By generating prediction intervals (PIs) to quantify the uncertainty of each prediction in deep learning regression, the risk of wrong predictions can be effectively controlled. High-quality PIs need to be as narrow as possible, whilst…

Machine Learning · Computer Science 2023-02-03 Haocheng Lei , Anthony Bellotti

This paper presents a conformal prediction method for classification in highly imbalanced and open-set settings, where there are many possible classes and not all may be represented in the data. Existing approaches require a finite, known…

Machine Learning · Statistics 2025-10-16 Tianmin Xie , Yanfei Zhou , Ziyi Liang , Stefano Favaro , Matteo Sesia

We present an application of conformal prediction, a form of uncertainty quantification with guarantees, to the detection of railway signals. State-of-the-art architectures are tested and the most promising one undergoes the process of…

Machine Learning · Statistics 2023-01-27 Léo Andéol , Thomas Fel , Florence De Grancey , Luca Mossina

Hyperspectral image (HSI) classification involves assigning unique labels to each pixel to identify various land cover categories. While deep classifiers have achieved high predictive accuracy in this field, they lack the ability to…

Computer Vision and Pattern Recognition · Computer Science 2024-10-30 Kangdao Liu , Tianhao Sun , Hao Zeng , Yongshan Zhang , Chi-Man Pun , Chi-Man Vong

Current instance segmentation models achieve high performance on average predictions, but lack principled uncertainty quantification: their outputs are not calibrated, and there is no guarantee that a predicted mask is close to the ground…

Computer Vision and Pattern Recognition · Computer Science 2026-02-11 Kerri Lu , Dan M. Kluger , Stephen Bates , Sherrie Wang

Reliably quantifying the confidence of deep neural classifiers is a challenging yet fundamental requirement for deploying such models in safety-critical applications. In this paper, we introduce a novel target criterion for model…

Computer Vision and Pattern Recognition · Computer Science 2021-06-01 Charles Corbière , Nicolas Thome , Antoine Saporta , Tuan-Hung Vu , Matthieu Cord , Patrick Pérez

Non-parametric machine learning models, such as random forests and gradient boosted trees, are frequently used to estimate house prices due to their predictive accuracy, but a main drawback of such methods is their limited ability to…

Machine Learning · Statistics 2025-01-31 Anders Hjort , Gudmund Horn Hermansen , Johan Pensar , Jonathan P. Williams

Query optimization is critical in relational databases. Recently, numerous Learned Query Optimizers (LQOs) have been proposed, demonstrating superior performance over traditional hand-crafted query optimizers after short training periods.…

Databases · Computer Science 2025-05-06 Hanwen Liu , Shashank Giridhara , Ibrahim Sabek

Regression testing in Continuous Integration (CI) pipelines is increasingly costly due to the growing size and execution frequency of test suites. Test Case Prioritization (TCP) mitigates this problem by reordering tests to expose faults…

Software Engineering · Computer Science 2026-04-29 Lorenzo Abbondante , Gerardo Canfora

Deep learning based cervical cancer classification can potentially increase access to screening in low-resource regions. However, deep learning models are often overconfident and do not reliably reflect diagnostic uncertainty. Moreover,…

Image and Video Processing · Electrical Eng. & Systems 2025-05-15 Misgina Tsighe Hagos , Antti Suutala , Dmitrii Bychkov , Hakan Kücükel , Joar von Bahr , Milda Poceviciute , Johan Lundin , Nina Linder , Claes Lundström

This paper studies the use of conformal prediction (CP), an emerging probabilistic forecasting method, for day-ahead photovoltaic power predictions to enhance participation in electricity markets. First, machine learning models are used to…

Machine Learning · Computer Science 2024-04-01 Yvet Renkema , Nico Brinkel , Tarek Alskaif