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How to generate a large, realistic set of tables along with joinability relationships, to stress-test dataset discovery methods? Dataset discovery methods aim to automatically identify related data assets in a data lake. The development and…

数据库 · 计算机科学 2025-07-09 Zhenwei Dai , Chuan Lei , Asterios Katsifodimos , Xiao Qin , Christos Faloutsos , Huzefa Rangwala

The integration of Large Language Models (LLMs) like ChatGPT into the workflows of geotechnical engineering has a high potential to transform how the discipline approaches problem-solving and decision-making. This paper delves into the…

Deep learning has significantly advanced building segmentation in remote sensing, yet models struggle to generalize on data of diverse geographic regions due to variations in city layouts and the distribution of building types, sizes and…

计算机视觉与模式识别 · 计算机科学 2025-07-23 Shuang Song , Yang Tang , Rongjun Qin

The purpose of partial multi-label feature selection is to select the most representative feature subset, where the data comes from partial multi-label datasets that have label ambiguity issues. For label disambiguation, previous methods…

机器学习 · 计算机科学 2025-03-14 Hanlin Pan , Kunpeng Liu , Wanfu Gao

Buried landmines and unexploded remnants of war are a constant threat for the population of many countries that have been hit by wars in the past years. The huge amount of human lives lost due to this phenomenon has been a strong motivation…

机器学习 · 计算机科学 2018-10-03 Paolo Bestagini , Federico Lombardi , Maurizio Lualdi , Francesco Picetti , Stefano Tubaro

Reservoir characterization involves the estimation petrophysical properties from well-log data and seismic data. Estimating such properties is a challenging task due to the non-linearity and heterogeneity of the subsurface. Various attempts…

地球物理 · 物理学 2019-02-05 Motaz Alfarraj , Ghassan AlRegib

The rapid growth of spatiotemporal data volumes needs to be handled by database systems capable of efficiently managing and querying such data. Existing systems such as PostGIS, SpaceTime, and MobilityDB offer partial solutions but differ…

数据库 · 计算机科学 2026-05-01 Tim C. Rese , Nils Japke , Diana Baumann , Natalie Carl , David Bermbach

Multi-object density is a fundamental descriptor of a point process and has ability to describe the randomness of number and values of objects, as well as the statistical correlation between objects. Due to its comprehensive nature, it…

系统与控制 · 计算机科学 2018-05-09 Wei Yi , Suqi Li

Large Language Models (LLMs) are known to produce very high-quality tests and responses to our queries. But how much can we trust this generated text? In this paper, we study the problem of uncertainty quantification in LLMs. We propose a…

计算与语言 · 计算机科学 2025-04-28 Muhammad Mubashar , Shireen Kudukkil Manchingal , Fabio Cuzzolin

Machine learning is transforming materials discovery by providing rapid predictions of material properties, which enables large-scale screening for target materials. However, such models require training data. While automated data…

Multi-source remote sensing enables complementary observation of ground objects, while cross-modal fine-grained object retrieval remains challenging, especially under unaligned optical and SAR conditions. Unlike conventional retrieval…

计算机视觉与模式识别 · 计算机科学 2026-05-20 Tiantong Fang , Xiuwei Wang , Jing Xiao , Wujie Zhou , Liang Liao , Mi Wang

There remains an open question about the usefulness and the interpretation of Machine learning (MLE) approaches for discrimination of spatial patterns of brain images between samples or activation states. In the last few decades, these…

机器学习 · 统计学 2022-09-22 JM Gorriz , R. Martin-Clemente , C. G. Puntonet , A. Ortiz , J. Ramirez , J. Suckling

Machine learning (ML) classification models are increasingly being used in a wide range of applications where it is important that predictions are accompanied by uncertainties, including in climate and earth observation, medical diagnosis…

机器学习 · 计算机科学 2025-11-13 Samuel Bilson , Maurice Cox , Anna Pustogvar , Andrew Thompson

Existing feature engineering methods based on large language models (LLMs) have not yet been applied to multi-label learning tasks. They lack the ability to model complex label dependencies and are not specifically adapted to the…

机器学习 · 计算机科学 2025-12-18 Wanfu Gao , Zebin He , Jun Gao

This work highlights an approach for incorporating realistic uncertainties into scientific computing workflows based on finite elements, focusing on applications in computational mechanics and design optimization. We leverage Mat\'ern-type…

计算工程、金融与科学 · 计算机科学 2024-08-09 Tobias Duswald , Brendan Keith , Boyan Lazarov , Socratis Petrides , Barbara Wohlmuth

Grid mapping is a well established approach for environment perception in robotic and automotive applications. Early work suggests estimating the occupancy state of each grid cell in a robot's environment using a Bayesian filter to…

机器人学 · 计算机科学 2016-09-13 Dominik Nuss , Stephan Reuter , Markus Thom , Ting Yuan , Gunther Krehl , Michael Maile , Axel Gern , Klaus Dietmayer

Structured prediction tasks in machine learning involve the simultaneous prediction of multiple labels. This is typically done by maximizing a score function on the space of labels, which decomposes as a sum of pairwise elements, each…

机器学习 · 计算机科学 2014-09-23 Amir Globerson , Tim Roughgarden , David Sontag , Cafer Yildirim

Estimating reliable geometric model parameters from the data with severe outliers is a fundamental and important task in computer vision. This paper attempts to sample high-quality subsets and select model instances to estimate parameters…

计算机视觉与模式识别 · 计算机科学 2024-03-12 Guobao Xiao , Jun Yu , Jiayi Ma , Deng-Ping Fan , Ling Shao

Semantic segmentation techniques for extracting building footprints from high-resolution remote sensing images have been widely used in many fields such as urban planning. However, large-scale building extraction demands higher diversity in…

计算机视觉与模式识别 · 计算机科学 2024-01-03 Yuping Hu , Xin Huang , Jiayi Li , Zhen Zhang

We present a practical framework for detecting errors in LLM-generated SQL by estimating uncertainty at the level of individual nodes in the query's abstract syntax tree (AST). Our approach proceeds in two stages. First, we introduce a…

机器学习 · 计算机科学 2025-11-21 Hilaf Hasson , Ruocheng Guo