English
Related papers

Related papers: Hydra -- A Federated Data Repository over NDN

200 papers

Large-scale storage cluster systems need to manage a vast amount of data locations. A naive data locations management maintains pairs of data ID and nodes storing the data in tables. However, it is not practical when the number of pairs is…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-07-05 Ken-ichiro Ishikawa

With the growing complexity of big data workloads that require abundant data and computation, data centers consume a tremendous amount of power daily. In an effort to minimize data center power consumption, several studies developed power…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-07-22 Nigel Bernard , Hoa Nguyen , Aman Chandan , Savyasachi Jagdeeshan , Namdev Prabhugaonkar , Rutuja Shah , Hyeran Jeon

Hydra is a full-scale industrial CFD application used for the design of turbomachinery at Rolls Royce plc. It consists of over 300 parallel loops with a code base exceeding 50K lines and is capable of performing complex simulations over…

Computational Engineering, Finance, and Science · Computer Science 2017-09-08 István Z. Reguly , Gihan R. Mudalige , Carlo Bertolli , Michael B. Giles , Adam Betts , Paul H. J. Kelly , David Radford

Named-Data Networking (NDN), a prominent realization of the Information-Centric Networking (ICN) vision, offers a request-response communication model where data is identified based on application-defined names at the network layer. This…

Networking and Internet Architecture · Computer Science 2022-01-19 Md Washik Al Azad , Reza Tourani , Abderrahmen Mtibaa , Spyridon Mastorakis

This paper presents the design of an autonomic, resource-aware distributed database which enables data to be backed up and shared without complex manual administration. The database, H2O, is designed to make use of unused resources on…

Databases · Computer Science 2010-06-17 Angus Macdonald , Alan Dearle , Graham Kirby

The increasingly collaborative, globalized nature of scientific research combined with the need to share data and the explosion in data volumes present an urgent need for a scientific data management system (SDMS). An SDMS presents a…

Databases · Computer Science 2020-04-09 Dale Stansberry , Suhas Somnath , Jessica Breet , Gregory Shutt , Mallikarjun Shankar

Data heterogeneity among Federated Learning (FL) users poses a significant challenge, resulting in reduced global model performance. The community has designed various techniques to tackle this issue, among which Knowledge Distillation…

Machine Learning · Computer Science 2024-10-08 Momin Ahmad Khan , Yasra Chandio , Fatima Muhammad Anwar

Modern scientific repositories are growing rapidly in size. Scientists are increasingly interested in viewing the latest data as part of query results. Current scientific middleware cache systems, however, assume repositories are static.…

Distributed, Parallel, and Cluster Computing · Computer Science 2010-09-21 Tanu Malik , Xiaodan Wang , Philip Little , Amitabh Chaudhary , Ani Thakar

This paper examines how a "Distributed Heterogeneous Relational Data Warehouse" can be integrated in a Grid environment that will provide physicists with efficient access to large and small object collections drawn from databases at…

Distributed, Parallel, and Cluster Computing · Computer Science 2016-08-31 Saima Iqbal , Julian J. Bunn , Harvey B. Newman

Large language models are increasingly used for code generation, but many generated programs fail to compile, a prerequisite for further correctness checks such as unit tests. Existing solutions for repairing static errors are costly in…

Software Engineering · Computer Science 2026-05-18 Alexander Du , Jianjun Ou , Danyang Zhuo , Matthew Lentz

The LHCb collaboration is one of the four major experiments at the Large Hadron Collider at CERN. Many petabytes of data are produced by the detectors and Monte-Carlo simulations. The LHCb Grid interware LHCbDIRAC is used to make data…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-12-06 Mikhail Hushchyn , Andrey Ustyuzhanin , Philippe Charpentier , Christophe Haen

Reproducibility of research is essential for science. However, in the way modern computational biology research is done, it is easy to lose track of small, but extremely critical, details. Key details, such as the specific version of a…

Many fields of science rely on relational database management systems to analyze, publish and share data. Since RDBMS are originally designed for, and their development directions are primarily driven by, business use cases they often lack…

Databases · Computer Science 2013-08-08 László Dobos , Alexander S. Szalay , Tamás Budavári , István Csabai , Nolan Li

The Hybrid Technology Hub and many other research centers work in cross-functional teams whose workflow is not necessarily linear and where in many cases technology advances are done through parallel work. The lack of proper tools and…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-02-18 Pavel Vazquez , Kayoko Shoji , Steffen Novik , Stefan Krauss , Simon Rayner

Centralized RAG pipelines struggle with heterogeneous and privacy-sensitive data, especially in distributed healthcare settings where patient data spans SQL, knowledge graphs, and clinical notes. Clinicians face difficulties retrieving rare…

Artificial Intelligence · Computer Science 2025-09-09 Cheng Qian , Hainan Zhang , Yongxin Tong , Hong-Wei Zheng , Zhiming Zheng

Improving transaction throughput is one of the main challenges in decentralized payment systems. Attempts to improve transaction throughput in cryptocurrencies are usually a trade-off between throughput and security or introduce a central…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-10-16 Rowel Gündlach , Jaap-Henk Hoepman , Remco van der Hofstad , Tommy Koens , Stijn Meijer

Storing data is easy, but finding and using data is not. It is desirable that the data is stored in a structured format, which can be preserved and retrieved in future. Creating Metadata for the data is one way of creating structured data…

Information Theory · Computer Science 2011-01-04 Ranjeet Devarakonda , Giri Palanisamy , Jim Green

The heterogeneous, geographically distributed infrastructure of fog computing poses challenges in data replication, data distribution, and data mobility for fog applications. Fog computing is still missing the necessary abstractions to…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-07-12 Tobias Pfandzelter , Nils Japke , Trever Schirmer , Jonathan Hasenburg , David Bermbach

We discuss long-term preservation of and access to relational databases. The focus is on national archives and science data archives which have to ingest and integrate data from a broad spectrum of vendor-specific relational database…

Digital Libraries · Computer Science 2007-05-23 Stephan Heuscher , Stephan Jaermann , Peter Keller-Marxer , Frank Moehle

Fog computing arises as a complement to cloud computing where computing and storage are provided in a decentralized way rather than the centralized approach of the cloud paradigm. In addition, blockchain provides a decentralized and…

Networking and Internet Architecture · Computer Science 2024-01-30 carlos Núñez-Gómez , Carmen Carrión , Blanca Caminero , Francisco M. Delicado