Panagiotis Liakos

According to our database, Panagiotis Liakos authored at least 27 papers between 2012 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Flexible grouping of linear segments for highly accurate lossy compression of time series data.

Xenophon Kitsios, Panagiotis Liakos, Katia Papakonstantinopoulou, Yannis Kotidis

VLDB J., September, 2024

How to Make your Duck Fly: Advanced Floating Point Compression to the Rescue.

Panagiotis Liakos, Katia Papakonstantinopoulou, Thijs Bruineman, Mark Raasveldt, Yannis Kotidis

Proceedings of the Proceedings 27th International Conference on Extending Database Technology, 2024

2023

Sim-Piece: Highly Accurate Piecewise Linear Approximation through Similar Segment Merging.

Xenophon Kitsios, Panagiotis Liakos, Katia Papakonstantinopoulou, Yannis Kotidis

Proc. VLDB Endow., 2023

2022

Rapid Detection of Local Communities in Graph Streams.

Panagiotis Liakos, Katia Papakonstantinopoulou, Alexandros Ntoulas, Alex Delis

IEEE Trans. Knowl. Data Eng., 2022

Uncovering Local Hierarchical Overlapping Communities at Scale.

Panagiotis Liakos, Alexandros Ntoulas, Alex Delis

IEEE Trans. Big Data, 2022

Chimp: Efficient Lossless Floating Point Compression for Time Series Databases.

Panagiotis Liakos, Katia Papakonstantinopoulou, Yannis Kotidis

Proc. VLDB Endow., 2022

On Compressing Temporal Graphs.

Panagiotis Liakos, Katia Papakonstantinopoulou, Theodore Stefou, Alex Delis

Proceedings of the 38th IEEE International Conference on Data Engineering, 2022

A Social-Aware Deep Learning Approach for Hate-Speech Detection.

George C. Apostolopoulos, Panagiotis Liakos, Alex Delis

Proceedings of the Web and Big Data - 6th International Joint Conference, 2022

2021

Just-in-Time Sentiment Analysis for Streamed Data in Greek.

Ioanna Karageorgou, Panagiotis Liakos, Alex Delis

Proceedings of the Next-Gen Digital Services. A Retrospective and Roadmap for Service Computing of the Future, 2021

2020

A Sentiment Analysis Service Platform for Streamed Multilingual Tweets.

Ioanna Karageorgou, Panagiotis Liakos, Alex Delis

Proceedings of the 2020 IEEE International Conference on Big Data (IEEE BigData 2020), 2020

2019

DiCeS: Detecting Communities in Network Streams over the Cloud.

Panagiotis Liakos, Katia Papakonstantinopoulou, Alexandros Ntoulas, Alex Delis

Proceedings of the 12th IEEE International Conference on Cloud Computing, 2019

2018

Τεχνικές επεξεργασίας κατανεμημένων γράφων και ρευμάτων γράφων

Panagiotis Liakos

PhD thesis, 2018

Realizing Memory-Optimized Distributed Graph Processing.

Panagiotis Liakos, Katia Papakonstantinopoulou, Alex Delis

IEEE Trans. Knowl. Data Eng., 2018

2017

Rhea: Adaptively sampling authoritative content from social activity streams.

Panagiotis Liakos, Alexandros Ntoulas, Alex Delis

Proceedings of the 2017 IEEE International Conference on Big Data (IEEE BigData 2017), 2017

COEUS: Community detection via seed-set expansion on graph streams.

Panagiotis Liakos, Alexandros Ntoulas, Alex Delis

Proceedings of the 2017 IEEE International Conference on Big Data (IEEE BigData 2017), 2017

2016

Focused crawling for the hidden web.

Panagiotis Liakos, Alexandros Ntoulas, Alexandros Labrinidis, Alex Delis

World Wide Web, 2016

Cooperative Routing and Scheduling of an Electric Vehicle Fleet Managing Dynamic Customer Requests.

Panagiotis Liakos, Iosif Angelidis, Alex Delis

Proceedings of the On the Move to Meaningful Internet Systems: OTM 2016 Conferences, 2016

Pinpointing Influence in Pinterest.

Panagiotis Liakos, Katia Papakonstantinopoulou, Michael Sioutis, Konstantinos Tsakalozos, Alex Delis

Proceedings of the 2nd International Workshop on Social Influence Analysis co-located with 25th International Joint Conference on Artificial Intelligence (IJCAI 2016), 2016

On the Impact of Social Cost in Opinion Dynamics.

Panagiotis Liakos, Katia Papakonstantinopoulou

Proceedings of the Tenth International Conference on Web and Social Media, 2016

Memory-Optimized Distributed Graph Processing through Novel Compression Techniques.

Panagiotis Liakos, Katia Papakonstantinopoulou, Alex Delis

Proceedings of the 25th ACM International Conference on Information and Knowledge Management, 2016

Scalable link community detection: A local dispersion-aware approach.

Panagiotis Liakos, Alexandros Ntoulas, Alex Delis

Proceedings of the 2016 IEEE International Conference on Big Data (IEEE BigData 2016), 2016

2015

A Distributed Infrastructure for Earth-Science Big Data Retrieval.

Panagiotis Liakos, Panagiota Koltsida, George Kakaletris, Peter Baumann, Yannis E. Ioannidis, Alex Delis

Int. J. Cooperative Inf. Syst., 2015

An Interactive Freight-Pooling Service for Efficient Last-Mile Delivery.

Panagiotis Liakos, Alex Delis

Proceedings of the 16th IEEE International Conference on Mobile Data Management, 2015

2014

xWCPS: Bridging the Gap Between Array and Semi-structured Data.

Panagiotis Liakos, Panagiota Koltsida, George Kakaletris, Peter Baumann

Proceedings of the Knowledge Engineering and Knowledge Management, 2014

On the Effect of Locality in Compressing Social Networks.

Panagiotis Liakos, Katia Papakonstantinopoulou, Michael Sioutis

Proceedings of the Advances in Information Retrieval, 2014

Pushing the Envelope in Graph Compression.

Panagiotis Liakos, Katia Papakonstantinopoulou, Michael Sioutis

Proceedings of the 23rd ACM International Conference on Conference on Information and Knowledge Management, 2014

2012

Topic-Sensitive Hidden-Web Crawling.

Panagiotis Liakos, Alexandros Ntoulas

Proceedings of the Web Information Systems Engineering - WISE 2012, 2012