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Log anomaly detection (LAD) is essential to ensure safe and stable operation of software systems. Although current LAD methods exhibit significant potential in addressing challenges posed by unstable log events and temporal sequence…

软件工程 · 计算机科学 2024-10-23 Jiyu Tian , Mingchu Li , Zumin Wang , Liming Chen , Jing Qin , Runfa Zhang

Service systems are labor intensive due to the large variation in the tasks required to address service requests from multiple customers. Aligning the staffing levels to the forecasted workloads adaptively in such systems is nontrivial…

系统与控制 · 计算机科学 2013-12-31 L. A. Prashanth , H. L. Prasad , Nirmit Desai , Shalabh Bhatnagar , Gargi Dasgupta

Federated Learning (FL) can be affected by data and device heterogeneities, caused by clients' different local data distributions and latencies in uploading model updates (i.e., staleness). Traditional schemes consider these heterogeneities…

机器学习 · 计算机科学 2024-12-25 Haoming Wang , Wei Gao

Ordering has been extensively studied in many visualization applications, such as axis and matrix reordering, for the simple reason that the order will greatly impact the perceived pattern of data. Many quality metrics concerning data…

机器学习 · 计算机科学 2024-12-19 Zehua Yu , Weihan Zhang , Sihan Pan , Jun Tao

Fault tolerance is a property which needs deeper consideration when dealing with streaming jobs requiring high levels of availability and low-latency processing even in case of failures where Quality-of-Service constraints must be adhered…

分布式、并行与集群计算 · 计算机科学 2021-02-12 Morgan Geldenhuys , Lauritz Thamsen , Odej Kao

Estimating continuous optical flow is a fundamental yet challenging problem in dynamic visual perception. Event-based cameras, with microsecond latency and high dynamic range, capture brightness changes asynchronously, offering a unique…

计算机视觉与模式识别 · 计算机科学 2026-05-27 Rui Hu , Song Wu , Wen Yang , Jinjian Wu

Semi-supervised domain adaptation (SSDA) aims to apply knowledge learned from a fully labeled source domain to a scarcely labeled target domain. In this paper, we propose a Multi-level Consistency Learning (MCL) framework for SSDA.…

计算机视觉与模式识别 · 计算机科学 2022-06-29 Zizheng Yan , Yushuang Wu , Guanbin Li , Yipeng Qin , Xiaoguang Han , Shuguang Cui

Clustered Federated Multitask Learning (CFL) was introduced as an efficient scheme to obtain reliable specialized models when data is imbalanced and distributed in a non-i.i.d. (non-independent and identically distributed) fashion amongst…

分布式、并行与集群计算 · 计算机科学 2021-08-20 Abdullatif Albaseer , Mohamed Abdallah , Ala Al-Fuqaha , Aiman Erbad

Edge computing decentralizes computing resources, allowing for novel applications in domains such as the Internet of Things (IoT) in healthcare and agriculture by reducing latency and improving performance. This decentralization is achieved…

分布式、并行与集群计算 · 计算机科学 2025-12-17 Suhrid Gupta , Muhammed Tawfiqul Islam , Rajkumar Buyya

Spiking neural networks (SNNs) are recurrent models that can leverage sparsity in input time series to efficiently carry out tasks such as classification. Additional efficiency gains can be obtained if decisions are taken as early as…

神经与进化计算 · 计算机科学 2023-12-19 Jiechen Chen , Sangwoo Park , Osvaldo Simeone

In always-on HAR deployments, model accuracy erodes silently as domain shift accumulates over time. Addressing this challenge requires moving beyond one-off updates toward instance-driven adaptation from streaming data. However, continuous…

机器学习 · 计算机科学 2026-04-10 Minghui Qiu , Jun Chen , Lin Chen , Shuxin Zhong , Yandao Huang , Lu Wang , Kaishun Wu

Federated learning (FL) algorithms usually sample a fraction of clients in each round (partial participation) when the number of participants is large and the server's communication bandwidth is limited. Recent works on the convergence…

机器学习 · 计算机科学 2021-12-22 Bing Luo , Wenli Xiao , Shiqiang Wang , Jianwei Huang , Leandros Tassiulas

Over-actuated systems often make it possible to achieve specific performances by switching between different subsets of actuators. However, when the system parameters are unknown, transferring authority to different subsets of actuators is…

系统与控制 · 电气工程与系统科学 2023-10-04 Jafar Abbaszadeh Chekan , Cédric Langbort

Federated Learning (FL) is a machine learning technique that often suffers from training instability due to the diverse nature of client data. Although utility-based client selection methods like Oort are used to converge by prioritizing…

机器学习 · 计算机科学 2025-08-12 Md. Akmol Masud , Md Abrar Jahin , Mahmud Hasan

I/O performance is crucial to efficiency in data-intensive scientific computing; but tuning large-scale storage systems is complex, costly, and notoriously manpower-intensive, making it inaccessible for most domain scientists. To address…

分布式、并行与集群计算 · 计算机科学 2026-02-27 Chris Egersdoerfer , Philip Carns , Shane Snyder , Robert Ross , Dong Dai

Real-time analytics that requires integration and aggregation of heterogeneous and distributed streaming and static data is a typical task in many industrial scenarios such as diagnostics of turbines in Siemens. OBDA approach has a great…

Federated prompt learning (FPL) for vision-language models is a powerful approach to collaboratively adapt models across distributed clients while preserving data privacy. However, existing FPL approaches suffer from a trade-off between…

计算机视觉与模式识别 · 计算机科学 2025-07-31 Xinting Liao , Weiming Liu , Jiaming Qian , Pengyang Zhou , Jiahe Xu , Wenjie Wang , Chaochao Chen , Xiaolin Zheng , Tat-Seng Chua

The DNS relies on caching to ensure high scalability and good performance. In optimizing caching, TTL adjustment provides a means of balancing between query load and TTL-dependent performances such as data consistency, load balancing,…

性能 · 计算机科学 2016-07-01 Zheng Wang

The proliferation of camera-enabled devices and large video repositories has led to a diverse set of video analytics applications. These applications rely on video pipelines, represented as DAGs of operations, to transform videos, process…

分布式、并行与集群计算 · 计算机科学 2021-05-31 Francisco Romero , Mark Zhao , Neeraja J. Yadwadkar , Christos Kozyrakis

With the rapid advancements in coherent Passive Optical Network (PON) technologies featuring 100G and higher data rates, this paper addresses the urgent requirement for sophisticated simulation and MAC layer development within the domain of…

网络与互联网体系结构 · 计算机科学 2025-06-18 Rujia Zou , Haipeng Zhang , Karthik Sundaresan , Zhensheng Jia , Suresh Subramaniam