Publications

HYPPO: Using Equivalences to Optimize Pipelines in Exploratory Machine Learning. A. Kontaxakis, D. Sacharidis, A. Simitsis, A. Abello, S. Nadal. IEEE ICDE, 2024 

Performance Analysis of Distributed GPU-Accelerated Task-Based Workflows. Marcos N. L. Carvalho, Anna Queralt, Oscar Romero, Alkis Simitsis, Cristian Tatu, Rosa M. Badia. EDBT, 2024 

A Study on Efficient Indexing for Table Search in Data Lakes. Ibraheem Taha, Matteo Lissandrini, Alkis Simitsis, Yannis E. Ioannidis. IEEE ICSC, 2024 

Efficient Execution of User-Defined Functions in SQL Queries. Yannis Foufoulas, Alkis Simitsis. PVLDB, 2023 

Adversarial Learning in Real-World Fraud Detection: Challenges and Perspectives. Daniele Lunghi, Alkis Simitsis, Olivier Caelen, Gianluca Bontempi. ACM Data Economy, SIGMOD, 2023 

Database Optimizers in the Era of Learning. Dimitris Tsesmelis, Alkis Simitsis. IEEE ICDE, 2022