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Cardinal scores (numeric ratings) collected from people are well known to suffer from miscalibrations. A popular approach to address this issue is to assume simplistic models of miscalibration (such as linear biases) to de-bias the scores.…

Machine Learning · Statistics 2018-09-14 Jingyan Wang , Nihar B. Shah

Index plays an essential role in modern database engines to accelerate the query processing. The new paradigm of "learned index" has significantly changed the way of designing index structures in DBMS. The key insight is that indexes could…

Databases · Computer Science 2021-04-14 Jiacheng Wu , Yong Zhang , Shimin Chen , Jin Wang , Yu Chen , Chunxiao Xing

Tool-using agents that act in the world need to be both useful and safe. Well-calibrated model confidences can be used to weigh the risk versus reward of potential actions, but prior work shows that many models are poorly calibrated.…

Computation and Language · Computer Science 2025-04-30 Nishant Subramani , Jason Eisner , Justin Svegliato , Benjamin Van Durme , Yu Su , Sam Thomson

Causal analyses derived from observational data underpin high-stakes decisions in domains such as healthcare, public policy, and economics. Yet such conclusions can be surprisingly fragile: even minor data errors - duplicate records, or…

Databases · Computer Science 2025-12-18 Yarden Gabbay , Haoquan Guan , Shaull Almagor , El Kindi Rezig , Brit Youngmann , Babak Salimi

Class-incremental learning (CIL) aims to develop a learning system that can continually learn new classes from a data stream without forgetting previously learned classes. When learning classes incrementally, the classifier must be…

Computation and Language · Computer Science 2023-05-29 Minqian Liu , Lifu Huang

We present a novel scalable framework for image change detection (ICD) from an on-board 3D imagery system. We argue that existing ICD systems are constrained by the time required to align a given query image with individual reference image…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Kojima Yusuke , Tanaka Kanji , Yang Naiming , Hirota Yuji

Uncertainty quantification in time series prediction is challenging due to the temporal dependence and distribution shift on sequential data. Conformal inference provides a pivotal and flexible instrument for assessing the uncertainty of…

Machine Learning · Statistics 2025-09-09 Junxi Wu , Dongjian Hu , Yajie Bao , Shu-Tao Xia , Changliang Zou

Cardinality estimation has long been crucial for cost-based database optimizers in identifying optimal query execution plans, attracting significant attention over the past decades. While recent advancements have significantly improved the…

Databases · Computer Science 2025-10-20 Renrui Li , Qingzhi Ma , Jiajie Xu , Lei Zhao , An Liu

Intra-cardiac Echocardiography (ICE) plays a crucial role in Electrophysiology (EP) and Structural Heart Disease (SHD) interventions by providing high-resolution, real-time imaging of cardiac structures. However, existing navigation methods…

Image and Video Processing · Electrical Eng. & Systems 2025-05-14 Jaeyoung Huh , Ankur Kapoor , Young-Ho Kim

Unsupervised person re-identification (ReID) aims at learning discriminative identity features without annotations. Recently, self-supervised contrastive learning has gained increasing attention for its effectiveness in unsupervised…

Computer Vision and Pattern Recognition · Computer Science 2021-08-19 Hao Chen , Benoit Lagadec , Francois Bremond

While category-level 9DoF object pose estimation has emerged recently, previous correspondence-based or direct regression methods are both limited in accuracy due to the huge intra-category variances in object shape and color, etc.…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Xingyu Liu , Gu Wang , Yi Li , Xiangyang Ji

In large-scale classification problems, the data set always be faced with frequent updates when a part of the data is added to or removed from the original data set. In this case, conventional incremental learning, which updates an existing…

Machine Learning · Computer Science 2021-01-15 Kaichen Zhou , Shiji Song , Gao Huang , Wu Cheng , Quan Zhou

Estimating covariance matrix from massive high-dimensional and distributed data is significant for various real-world applications. In this paper, we propose a data-aware weighted sampling based covariance matrix estimator, namely DACE,…

Machine Learning · Computer Science 2020-10-13 Xixian Chen , Haiqin Yang , Shenglin Zhao , Michael R. Lyu , Irwin King

When the data are stored in a distributed manner, direct application of traditional statistical inference procedures is often prohibitive due to communication cost and privacy concerns. This paper develops and investigates two…

Machine Learning · Statistics 2021-08-04 Jianqing Fan , Yongyi Guo , Kaizheng Wang

Models such as finite state automata are widely used to abstract the behavior of software systems by capturing the sequences of events observable during their execution. Nevertheless, models rarely exist in practice and, when they do, get…

Software Engineering · Computer Science 2024-08-20 Donato Clun , Donghwan Shin , Antonio Filieri , Domenico Bianculli

Modern online platforms are increasingly employing recommendation systems to address information overload and improve user engagement. There is an evolving paradigm in this research field that recommendation network learning occurs both on…

Information Retrieval · Computer Science 2024-12-03 Zheqi Lv , Wenqiao Zhang , Zhengyu Chen , Shengyu Zhang , Kun Kuang

Crowd-labeling emerged from the need to label large-scale and complex data, a tedious, expensive, and time-consuming task. One of the main challenges in the crowd-labeling task is to control for or determine in advance the proportion of…

Human-Computer Interaction · Computer Science 2016-07-11 Faiza Khan Khattak , Ansaf Salleb-Aouissi

Classification is at the core of data-driven prediction and decision-making, representing a fundamental task in supervised machine learning. Recently, several quantum machine learning algorithms that use quantum kernels as a measure of…

Quantum Physics · Physics 2024-08-12 Jungyun Lee , Daniel K. Park

We consider the evaluation of first-order queries over classes of databases that have bounded degree and low degree. More precisely, given a query and a database, we want to efficiently test whether there is a solution, count how many…

Logic in Computer Science · Computer Science 2020-10-08 Alexandre Vigny

Searchable encrypted (SE) indexing systems are a useful tool for utilizing cloud services to store and manage sensitive information. However, much of the work on SE systems to date has remained theoretical. In order to make them of…

Cryptography and Security · Computer Science 2023-08-28 Steven Willoughby
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