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In recent years, data-driven machine learning (ML) methods have revolutionized the computer vision community by providing novel efficient solutions to many unsolved (medical) image analysis problems. However, due to the increasing privacy…

Image and Video Processing · Electrical Eng. & Systems 2021-03-08 Cosmin I. Bercea , Benedikt Wiestler , Daniel Rueckert , Shadi Albarqouni

Unstructured data is pervasive, but analytical queries demand structured representations, creating a significant extraction challenge. Existing methods like RAG lack schema awareness and struggle with cross-document alignment, leading to…

Databases · Computer Science 2025-11-05 Daren Chao , Kaiwen Chen , Naiqing Guan , Nick Koudas

Intrusion Detection Systems (IDS) have an increasingly important role in preventing exploitation of network vulnerabilities by malicious actors. Recent deep learning based developments have resulted in significant improvements in the…

Machine Learning · Computer Science 2025-08-13 Shreya Ghosh , Abu Shafin Mohammad Mahdee Jameel , Aly El Gamal

The performance of Federated Learning (FL) hinges on the effectiveness of utilizing knowledge from distributed datasets. Traditional FL methods adopt an aggregate-then-adapt framework, where clients update local models based on a global…

Computer Vision and Pattern Recognition · Computer Science 2024-05-01 Yuan Wang , Huazhu Fu , Renuga Kanagavelu , Qingsong Wei , Yong Liu , Rick Siow Mong Goh

Federated Learning (FL) enables collaborative model training without centralizing data. However, real-world deployments must simultaneously address statistical heterogeneity across client data (non-IID), system heterogeneity in device…

Machine Learning · Computer Science 2026-05-21 Chaimaa Medjadji , Sylvain Kubler , Yves Le Traon , Guilain Leduc , Sadi Alawadi , Feras M. Awaysheh

Data driven discovery of partial differential equations (PDEs) is a promising approach for uncovering the underlying laws governing complex systems. However, purely data driven techniques face the dilemma of balancing search space with…

Machine Learning · Computer Science 2025-05-12 Hao Xu , Yuntian Chen , Rui Cao , Tianning Tang , Mengge Du , Jian Li , Adrian H. Callaghan , Dongxiao Zhang

Feature Transformation (FT) crafts new features from original ones via mathematical operations to enhance dataset expressiveness for downstream models. However, existing FT methods exhibit critical limitations: discrete search struggles…

Machine Learning · Computer Science 2025-05-22 Nanxu Gong , Zijun Li , Sixun Dong , Haoyue Bai , Wangyang Ying , Xinyuan Wang , Yanjie Fu

We apply foundation models to data discovery and exploration tasks. Foundation models include large language models (LLMs) that show promising performance on a range of diverse tasks unrelated to their training. We show that these models…

Databases · Computer Science 2024-04-09 Moe Kayali , Anton Lykov , Ilias Fountalis , Nikolaos Vasiloglou , Dan Olteanu , Dan Suciu

Approximate functional dependencies (AFDs) are functional dependencies (FDs) that "almost" hold in a relation. While various measures have been proposed to quantify the level to which an FD holds approximately, they are difficult to compare…

Knowledge Discovery and Data Mining (KDD) is a multidisciplinary area focusing upon methodologies for extracting useful knowledge from data and there are several useful KDD tools to extracting the knowledge. This knowledge can be used to…

Information Retrieval · Computer Science 2012-02-24 Surjeet Kumar Yadav , Brijesh Bharadwaj , Saurabh Pal

User Defined Function(UDFs) are used increasingly to augment query languages with extra, application dependent functionality. Selection queries involving UDF predicates tend to be expensive, either in terms of monetary cost or latency. In…

Databases · Computer Science 2014-11-14 Manas Joglekar , Hector Garcia-Molina , Aditya Parameswaran , Christopher Re

Computer simulations are becoming an essential tool in many scientific fields from molecular dynamics to aeronautics. In glaciology, future predictions of sea level change require input from ice sheet models. Due to uncertainties in the…

Communication constraints are one of the major challenges preventing the wide-spread adoption of Federated Learning systems. Recently, Federated Distillation (FD), a new algorithmic paradigm for Federated Learning with fundamentally…

Machine Learning · Computer Science 2020-12-02 Felix Sattler , Arturo Marban , Roman Rischke , Wojciech Samek

The problem of complex data analysis is a central topic of modern statistical science and learning systems and is becoming of broader interest with the increasing prevalence of high-dimensional data. The challenge is to develop statistical…

Machine Learning · Statistics 2018-03-05 Faicel Chamroukhi , Hien D. Nguyen

Real-world AI/ML workflows often apply inference computations to feature vectors joined from multiple datasets. To avoid the redundant AI/ML computations caused by repeated data records in the join's output, factorized ML has been proposed…

Databases · Computer Science 2025-11-26 Kanchan Chowdhury , Lixi Zhou , Lulu Xie , Xinwei Fu , Jia Zou

Codd's relational model describes just one possible world. To better cope with incomplete information, extended database models allow several possible worlds. Vague tables are one such convenient extended model where attributes accept sets…

Databases · Computer Science 2018-03-01 Antonio Badia , Daniel Lemire

Research on learned cardinality estimation has made significant progress in recent years. However, existing methods still face distinct challenges that hinder their practical deployment in production environments. We define these challenges…

Databases · Computer Science 2025-09-10 Kaixin Zhang , Hongzhi Wang , Ziqi Li , Yabin Lu , Yingze Li , Yu Yan , Yiming Guan

Online knowledge distillation conducts knowledge transfer among all student models to alleviate the reliance on pre-trained models. However, existing online methods rely heavily on the prediction distributions and neglect the further…

Computer Vision and Pattern Recognition · Computer Science 2022-06-17 Panpan Zou , Yinglei Teng , Tao Niu

Distributed Artificial Intelligence (AI) model training over mobile edge networks encounters significant challenges due to the data and resource heterogeneity of edge devices. The former hampers the convergence rate of the global model,…

Machine Learning · Computer Science 2023-10-31 Peichun Li , Hanwen Zhang , Yuan Wu , Liping Qian , Rong Yu , Dusit Niyato , Xuemin Shen

The Finite Elements with Switch Detection (FESD) method is a highly accurate direct transcription method for optimal control of several classes of nonsmooth dynamical systems. This paper extends the FESD method to Projected Dynamical…

Optimization and Control · Mathematics 2024-04-09 Anton Pozharskiy , Armin Nurkanović , Moritz Diehl