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This report is part of the DataflowOpt project on optimization of modern dataflows and aims to introduce a data quality-aware cost model that covers the following aspects in combination: (1) heterogeneity in compute nodes, (2)…

数据库 · 计算机科学 2021-05-27 Anna-Valentini Michailidou , Anastasios Gounaris , Konstantinos Tsichlas

As per leading IT experts, today's large enterprises are going through business transformations. They are adopting service-based IT models such as SOA to develop their enterprise information systems and applications. In fact, SOA is an…

软件工程 · 计算机科学 2012-03-27 Youssef Bassil

Geo-distribution is essential for modern online applications to ensure service reliability and high availability. However, supporting high-performance serializable transactions in geo-replicated databases remains a significant challenge.…

Geometric deep learning (GDL) has gained significant attention in scientific fields, for its proficiency in modeling data with intricate geometric structures. However, very few works have delved into its capability of tackling the…

机器学习 · 计算机科学 2024-11-21 Deyu Zou , Shikun Liu , Siqi Miao , Victor Fung , Shiyu Chang , Pan Li

This paper presents a novel evaluation framework for Out-of-Distribution (OOD) detection that aims to assess the performance of machine learning models in more realistic settings. We observed that the real-world requirements for testing OOD…

计算机视觉与模式识别 · 计算机科学 2023-09-01 Vahid Reza Khazaie , Anthony Wong , Mohammad Sabokrou

Discrete Event Simulation is a widely used technique that is used to model and analyze complex systems in many fields of science and engineering. The increasingly large size of simulation models poses a serious computational challenge,…

分布式、并行与集群计算 · 计算机科学 2016-12-30 Gabriele D'Angelo , Stefano Ferretti , Moreno Marzolla , Lorenzo Armaroli

Nowadays, society has recognized that the lack of access to spatial data and tools for their analysis is the limiting factor of economic development. It came to the realization that without the single information space, which is implemented…

软件工程 · 计算机科学 2012-05-07 Evgeny V. Shulkin , Sergey M. Krasnopeyev

AI inference is becoming a persistent and geographically distributed source of electricity demand. Unlike many traditional electrical loads, inference workloads can sometimes be executed away from the user-facing service location, provided…

分布式、并行与集群计算 · 计算机科学 2026-05-04 Xubin Luo , Cheng Yang

The accelerating expansion of AI workloads is colliding with an energy landscape increasingly dominated by intermittent renewable generation. While vast quantities of zero-carbon energy are routinely curtailed, today's centralized…

网络与互联网体系结构 · 计算机科学 2026-05-29 Giuseppe Tomei , Andrea Mayer , Giuseppe Alcini , Stefano Salsano

This chapter presents some of the fundamental assumptions and principles that could form the philosophical foundation of GeoAI and spatial data science. Instead of reviewing the well-established characteristics of spatial data (analysis),…

计算机与社会 · 计算机科学 2023-04-14 Krzysztof Janowicz

We increasingly live in a data-driven world, with diverse kinds of data distributed across many locations. In some cases, the datasets are collected from multiple locations, such as sensors (e.g., mobile phones and street cameras) spread…

计算机与社会 · 计算机科学 2020-06-19 Rachit Agarwal , Jen Rexford , with contributions from numerous workshop attendees

Out-of-distribution (OOD) generalization is a complicated problem due to the idiosyncrasies of possible distribution shifts between training and test domains. Most benchmarks employ diverse datasets to address this issue; however, the…

机器学习 · 计算机科学 2023-12-18 Kaican Li , Yifan Zhang , Lanqing Hong , Zhenguo Li , Nevin L. Zhang

OLTP applications with high workloads that cannot be served by a single server need to scale out to multiple servers. Typically, scaling out entails assigning a different partition of the application state to each server. But data…

分布式、并行与集群计算 · 计算机科学 2018-04-06 Habib Saissi , Marco Serafini , Neeraj Suri

The number of satellites, especially those operating in low-earth orbit (LEO), is exploding in recent years. Additionally, the use of COTS hardware into those satellites enables a new paradigm of computing: orbital edge computing (OEC). OEC…

分布式、并行与集群计算 · 计算机科学 2025-07-11 Changhao Wu , Yuanchun Li , Mengwei Xu , Chongbin Guo , Zengshan Yin , Weiwei Gao , Chuanxiu Chi

The 3D point cloud (3DPC) has significantly evolved and benefited from the advance of deep learning (DL). However, the latter faces various issues, including the lack of data or annotated data, the existence of a significant gap between…

计算机视觉与模式识别 · 计算机科学 2024-07-26 Shahab Saquib Sohail , Yassine Himeur , Hamza Kheddar , Abbes Amira , Fodil Fadli , Shadi Atalla , Abigail Copiaco , Wathiq Mansoor

The Gaia Data Release 3 (DR3), published in June 2022, delivers a diverse set of astrometric, photometric, and spectroscopic measurements for more than a billion stars. The wealth and complexity of the data makes traditional approaches for…

星系天体物理 · 物理学 2023-02-15 F. Anders , A. Khalatyan , A. B. A. Queiroz , S. Nepal , C. Chiappini

Medical Image Analysis (MedIA) has become indispensable in modern healthcare, enhancing clinical diagnostics and personalized treatment. Despite the remarkable advancements supported by deep learning (DL) technologies, their practical…

图像与视频处理 · 电气工程与系统科学 2026-04-21 Zixian Su , Jingwei Guo , Xi Yang , Qiufeng Wang , Frans Coenen , Amir Hussain , Kaizhu Huang

We investigate the data distribution valuation problem, which aims to quantify the values of data distributions from their samples. This is a recently proposed problem that is related to but different from classical data valuation and can…

机器学习 · 计算机科学 2026-04-08 Cuong N. Nguyen , Cuong V. Nguyen

Mobile edge computing seeks to provide resources to different delay-sensitive applications. This is a challenging problem as an edge cloud-service provider may not have sufficient resources to satisfy all resource requests. Furthermore,…

网络与互联网体系结构 · 计算机科学 2020-01-03 Faheem Zafari , Kin K. Leung , Don Towsley , Prithwish Basu , Ananthram Swami , Jian Li

Organizations increasingly need to collaborate by performing a computation on their combined dataset, while keeping their data hidden from each other. Certain kinds of collaboration, such as collaborative data analytics and AI, require a…

密码学与安全 · 计算机科学 2025-11-04 Yicheng Liu , Rafail Ostrovsky , Scott Shenker , Sam Kumar