Ioannis Liagouris

Dr. Ioannis (John) Liagouris is currently an Assistant Professor, as of July 1, 2022. He joined the department in January 2020 as an Adjunct Assistant Professor and held appointments as a Research Scientist at BU’s Hariri Institute for Computing and as a research assistant professor in the Faculty of Computing and Data Sciences. Previously, he was a visiting scholar at the RISELab, UC Berkeley, a senior researcher (oberassistent) at the Systems Group, ETH Zurich, a visiting research fellow at the University of Hong Kong, and a research assistant at the Information Systems Management Institute (IMSI) of the “Athena” Research Center, Greece. Dr. Liagouris obtained a 5-year diploma in Electrical and Computer Engineering in 2008, and a PhD in 2015, both from NTU Athens. His research interests lie in distributed systems and databases.

Publications

journals

Konstantinos Theocharidis, John Liagouris, Nikos Mamoulis, Panagiotis Bouros, Manolis Terrovitis. SRX: Efficient Management of Spatial RDF Data. VLDBJ 28(5):703-733, 2019.

Moritz Hoffmann, Andrea Latuada, Frank McSherry, Vasiliki Kalavri, John Liagouris, Timothy Roscoe. Megaphone: Latency-conscious state migration for distributed streaming dataflows. PVLDB 12(9):1002-1015, 2019.

Zaheer Chothia, John Liagouris, Frank McSherry, Timothy Roscoe. Explaining Outputs in Modern Data Analytics. PVLDB 9(12):1137-1148, 2016.

John Liagouris, Manolis Terrovitis. Efficient Identification of Implicit Facts in Incomplete OWL2-EL Knowledge Bases. PVLDB 7(14):1993-2004, 2014.

John Liagouris, Nikos Mamoulis, Panagiotis Bouros, Manolis Terrovitis. An Effective Encoding Scheme for Spatial RDF Data. PVLDB 7(12):1271-1282, 2014.

Grigorios Loukides, John Liagouris, Aris Gkoulalas-Divanis, Manolis Terrovitis. Disassociation for Electronic Health Record Privacy. JBI 50:46-61, 2014.

Manolis Terrovitis, John Liagouris, Nikos Mamoulis, Spiros Skiadopoulos. Privacy Preservation by Disassociation. PVLDB 5(10):944-955, 2012.