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相关论文: Model Counting meets F0 Estimation

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In this article, motivated by biosurveillance and censoring sensor networks, we investigate the problem of distributed monitoring large-scale data streams where an undesired event may occur at some unknown time and affect only a few unknown…

统计方法学 · 统计学 2016-03-30 Kun Liu , Ruizhi Zhang , Yajun Mei

Triangle counting is a fundamental and widely studied problem on static graphs, and recently on temporal graphs, where edges carry information on the timings of the associated events. Streaming processing and resource efficiency are crucial…

数据结构与算法 · 计算机科学 2025-06-17 Giorgio Venturin , Ilie Sarpe , Fabio Vandin

Sharing of telecommunication network data, for example, even at high aggregation levels, is nowadays highly restricted due to privacy legislation and regulations and other important ethical concerns. It leads to scattering data across…

机器学习 · 计算机科学 2022-05-18 Paula Raissa Silva , João Vinagre , João Gama

Several key results in distributed source coding offer the intuition that little improvement in compression can be gained from intersensor communication when the information is coded in long blocks. However, when sensors are restricted to…

信息论 · 计算机科学 2015-03-24 John Z. Sun , Vivek K. Goyal

In many problems in data mining and machine learning, data items that need to be clustered or classified are not points in a high-dimensional space, but are distributions (points on a high dimensional simplex). For distributions, natural…

数据结构与算法 · 计算机科学 2007-07-13 Sudipto Guha , Andrew McGregor , Suresh Venkatasubramanian

Emerging technologies and applications including Internet of Things (IoT), social networking, and crowd-sourcing generate large amounts of data at the network edge. Machine learning models are often built from the collected data, to enable…

分布式、并行与集群计算 · 计算机科学 2019-02-19 Shiqiang Wang , Tiffany Tuor , Theodoros Salonidis , Kin K. Leung , Christian Makaya , Ting He , Kevin Chan

We study the problem of extracting a small subset of representative items from a large data stream. In many data mining and machine learning applications such as social network analysis and recommender systems, this problem can be…

数据结构与算法 · 计算机科学 2021-02-15 Yanhao Wang , Francesco Fabbri , Michael Mathioudakis

We investigate deterministic and randomized streaming algorithms for word problems in finitely generated groups and semigroups. For this we introduce the notion of a distinguisher: a randomized streaming algorithm that processes two input…

群论 · 数学 2026-04-23 Markus Lohrey , Lukas Lück , Alexander Thumm , Julio Xochitemol

Class imbalance poses new challenges when it comes to classifying data streams. Many algorithms recently proposed in the literature tackle this problem using a variety of data-level, algorithm-level, and ensemble approaches. However, there…

机器学习 · 计算机科学 2023-07-19 Gabriel Aguiar , Bartosz Krawczyk , Alberto Cano

Data streaming relies on continuous queries to process unbounded streams of data in a real-time fashion. It is commonly demanding in computation capacity, given that the relevant applications involve very large volumes of data. Data…

数据结构与算法 · 计算机科学 2016-06-16 Vincenzo Gulisano , Yiannis Nikolakopoulos , Daniel Cederman , Marina Papatriantafilou , Philippas Tsigas

Flow matching (FM) is a family of training algorithms for fitting continuous normalizing flows (CNFs). Conditional flow matching (CFM) exploits the fact that the marginal vector field of a CNF can be learned by fitting least-squares…

机器学习 · 统计学 2025-02-04 Ganchao Wei , Li Ma

The task of crowd counting is extremely challenging due to complicated difficulties, especially the huge variation in vision scale. Previous works tend to adopt a naive concatenation of multi-scale information to tackle it, while the scale…

计算机视觉与模式识别 · 计算机科学 2020-03-10 Zhikang Zou , Yifan Liu , Shuangjie Xu , Wei Wei , Shiping Wen , Pan Zhou

The sliding window model of computation captures scenarios in which data are continually arriving in the form of a stream, and only the most recent $w$ items are used for analysis. In this setting, an algorithm needs to accurately track…

密码学与安全 · 计算机科学 2024-06-13 Yiping Wang , Yanhao Wang , Cen Chen

Incorporating computational fluid dynamics in the design process of jets, spacecraft, or gas turbine engines is often challenged by the required computational resources and simulation time, which depend on the chosen physics-based…

计算物理 · 物理学 2019-12-09 Cristina White , Daniela Ushizima , Charbel Farhat

In the adversarially robust streaming model, a stream of elements is presented to an algorithm and is allowed to depend on the output of the algorithm at earlier times during the stream. In the classic insertion-only model of data streams,…

数据结构与算法 · 计算机科学 2022-10-24 David P. Woodruff , Samson Zhou

A technique introduced by Indyk and Woodruff [STOC 2005] has inspired several recent advances in data-stream algorithms. We show that a number of these results follow easily from the application of a single probabilistic method called…

数据结构与算法 · 计算机科学 2011-04-26 Alexandr Andoni , Robert Krauthgamer , Krzysztof Onak

There is a growing cross-disciplinary effort in the broad domain of optimization and learning with streams of data, applied to settings where traditional batch optimization techniques cannot produce solutions at time scales that match the…

最优化与控制 · 数学 2021-11-29 Emiliano Dall'Anese , Andrea Simonetto , Stephen Becker , Liam Madden

Topic modeling is a key component in unsupervised learning, employed to identify topics within a corpus of textual data. The rapid growth of social media generates an ever-growing volume of textual data daily, making online topic modeling…

机器学习 · 计算机科学 2025-10-23 Federica Granese , Benjamin Navet , Serena Villata , Charles Bouveyron

Redshift-space distortions present a significant challenge in building models for the three-point correlation function (3PCF). We compare two possible lines of attack: the streaming model and standard perturbation theory (SPT). The two…

宇宙学与河外天体物理 · 物理学 2024-08-21 Anna Pugno , Alexander Eggemeier , Cristiano Porciani , Joseph Kuruvilla

A power constrained sensor network that consists of multiple sensor nodes and a fusion center (FC) is considered, where the goal is to estimate a random parameter of interest. In contrast to the distributed framework, the sensor nodes may…

信息论 · 计算机科学 2012-07-03 Swarnendu Kar , Pramod K. Varshney