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The maximum coverage problem is to select $k$ sets from a collection of sets such that the cardinality of the union of the selected sets is maximized. We consider $(1-1/e-\epsilon)$-approximation algorithms for this NP-hard problem in three…

数据结构与算法 · 计算机科学 2024-03-22 Amit Chakrabarti , Andrew McGregor , Anthony Wirth

Log parsing is a fundamental step for automated log analysis, which transforms raw log messages into structured formats. Existing syntax-based parsers struggle with complex logs because they lack semantic reasoning ability. Emerging…

软件工程 · 计算机科学 2026-05-26 Shiwen Shan , Yintong Huo , Minxing Wang , Zhiying Wu , Yuxin Su , Zibin Zheng

The number of triangles (hereafter denoted by $\Delta$) is an important metric to analyze massive graphs. It is also used to compute clustering coefficient in networks. This paper proposes a new algorithm called PES (Priority Edge Sampling)…

社会与信息网络 · 计算机科学 2020-08-20 Roohollah Etemadi , Jianguo Lu

The growing demand for automated graph algorithm reasoning has attracted increasing attention in the large language model (LLM) community. Recent LLM-based graph reasoning methods typically decouple task descriptions from graph data,…

软件工程 · 计算机科学 2026-03-10 Fali Wang , Chenglin Weng , Xianren Zhang , Siyuan Hong , Hui Liu , Suhang Wang

Large Language Model (LLM) inference on large-scale systems is expected to dominate future cloud infrastructures. Efficient LLM inference in cloud environments with numerous AI accelerators is challenging, necessitating extensive…

分布式、并行与集群计算 · 计算机科学 2024-11-11 Ilias Bournias , Lukas Cavigelli , Georgios Zacharopoulos

Despite rapid advancements in lifelong learning (LLL) research, a large body of research mainly focuses on improving the performance in the existing \textit{static} continual learning (CL) setups. These methods lack the ability to succeed…

机器学习 · 计算机科学 2023-01-30 Soumya Banerjee , Vinay Kumar Verma , Vinay P. Namboodiri

Stream reasoning systems are designed for complex decision-making from possibly infinite, dynamic streams of data. Modern approaches to stream reasoning are usually performing their computations using stand-alone solvers, which…

人工智能 · 计算机科学 2020-02-19 Thomas Eiter , Paul Ogris , Konstantin Schekotihin

The need to estimate a particular quantile of a distribution is an important problem which frequently arises in many computer vision and signal processing applications. For example, our work was motivated by the requirements of many…

数据结构与算法 · 计算机科学 2014-11-11 Ognjen Arandjelovic , Duc-Son Pham , Svetha Venkatesh

In recent days, streaming technology has greatly promoted the development in the field of livestream. Due to the excessive length of livestream records, it's quite essential to extract highlight segments with the aim of effective…

多媒体 · 计算机科学 2022-06-13 Yang Zhao , Xuan Lin , Wenqiang Xu , Maozong Zheng , Zhengyong Liu , Zhou Zhao

Estimating the number of subgraphs in data streams is a fundamental problem that has received great attention in the past decade. In this paper, we give improved streaming algorithms for approximately counting the number of occurrences of…

数据结构与算法 · 计算机科学 2022-03-29 Hendrik Fichtenberger , Pan Peng

Efficient decision-making over continuously changing data is essential for many application domains such as cyber-physical systems, industry digitalization, etc. Modern stream reasoning frameworks allow one to model and solve various…

人工智能 · 计算机科学 2020-08-10 Carmine Dodaro , Thomas Eiter , Paul Ogris , Konstantin Schekotihin

Dynamically scheduled high-level synthesis (HLS) achieves higher throughput than static HLS for codes with unpredictable memory accesses and control flow. However, excessive dataflow scheduling results in circuits that use more resources…

分布式、并行与集群计算 · 计算机科学 2023-08-30 Robert Szafarczyk , Syed Waqar Nabi , Wim Vanderbauwhede

StreamSampling$.$jl is a Julia library designed to provide general and efficient methods for sampling from data streams in a single pass, even when the total number of items is unknown. In this paper, we describe the capabilities of the…

软件工程 · 计算机科学 2026-05-15 Adriano Meligrana

The efficient estimation of frequency moments of a data stream in one-pass using limited space and time per item is one of the most fundamental problem in data stream processing. An especially important estimation is to find the number of…

数据结构与算法 · 计算机科学 2010-10-29 Gokarna Sharma , Costas Busch , Srikanta Tirthapura

In rapid and massive data streams, it is often not possible to estimate the frequency of items with complete accuracy. To perform the operation in a reasonable amount of space and with sufficiently low latency, approximated methods are…

数据库 · 计算机科学 2019-04-18 Arijit Khan , Sixing Yan

Point-to-Point Shortest Distance (PPSD) query is a crucial primitive in graph database applications. Hub labeling algorithms compute a labeling that converts a PPSD query into a list intersection problem (over a pre-computed indexing)…

分布式、并行与集群计算 · 计算机科学 2019-11-28 Kartik Lakhotia , Qing Dong , Rajgopal Kannan , Viktor Prasanna

Graph streams are rapidly evolving sequences of edges that convey continuously changing relationships among entities, playing a crucial role in domains such as networking, finance, and cybersecurity. Their massive scale and high dynamism…

数据库 · 计算机科学 2026-02-18 Boyan Wang , Zhuochen Fan , Dayu Wang , Fangcheng Fu , Zeyu Luan , Lei Zou , Qing Li , Tong Yang

Predictive queries over spatiotemporal (ST) stream data pose significant data processing and analysis challenges. ST data streams involve a set of time series whose data distributions may vary in space and time, exhibiting multiple distinct…

机器学习 · 统计学 2024-10-03 Anderson Chaves , Eduardo Ogasawara , Patrick Valduriez , Fabio Porto

Real time data acquisition systems in nuclear science often rely on high-speed logic designs to reach the fast data rate requirements. They are mostly coded in a hardware description language (HDL). However, in recent years, high level…

仪器与探测器 · 物理学 2018-06-29 Tétrault Marc-André

In this paper it presents, develops and discusses the existence of a process with long scope memory structure, representing of the independence between the degree of randomness of the traffic generated by the sources and flow pattern…

物理与社会 · 物理学 2021-04-01 G. Millán