Algorithms for Windowed Aggregations and Joins on Distributed Stream Processing Systems

J Verwiebe, PM Grulich, J Traub, V Markl - Datenbank-Spektrum, 2022 - Springer
Window aggregations and windowed joins are central operators of modern real-time
analytic workloads and significantly impact the performance of stream processing systems …

Big data analytics applying the fusion approach of multicriteria decision making with deep learning algorithms

SLV Papineni, S Yarlagadda, H Akkineni… - arXiv preprint arXiv …, 2021 - arxiv.org
Data is evolving with the rapid progress of population and communication for various types
of devices such as networks, cloud computing, Internet of Things (IoT), actuators, and …

Cpix: Real-time analytics over out-of-order data streams by incremental sliding-window aggregation

S Bou, H Kitagawa, T Amagasa - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Stream processing is used in various fields. In the field of big data, stream aggregation is a
popular processing technique, but it suffers serious setbacks when the order of events (eg …

Generating reproducible out-of-order data streams

PM Grulich, J Traub, S Breß, A Katsifodimos… - Proceedings of the 13th …, 2019 - dl.acm.org
Evaluating modern stream processing systems in a reproducible manner requires data
streams with different data distributions, data rates, and real-world characteristics such as …

O (1)-Time Complexity for Fixed Sliding-Window Aggregation Over Out-of-Order Data Streams

S Bou, T Amagasa, H Kitagawa - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Sliding-window aggregation is one of the core operations in processing and analyzing data
streams, but it seriously suffers from the unordered events or elements from data streams …