Our Research Areas

Workflow Management Systems for Science
Machine Learning for Science
Enhancing National Cyberinfrastructure
Modeling and Simulation of distributed computing systems

Recent News

Seminars, Presentations, Research Outcomes...

Looking For An Internship as a High School Student? Read About Kelsie's Experience at USC ISI

This past summer, Lam, a high school student from Mission San Jose High School, sought out a summer internship that piqued her interest.

Fri, Apr 02, 2021

George Papadimitriou Wins PEARC '20 Award For Creating System For Facilitating Efficiency of Research

At the Practice & Experience in Advanced Research Computing (PEARC) conference, which took place from July 26-30, ISI graduate assistant George Papadimitriou won the Best Student Paper Award for his research on...

Tue, Dec 15, 2020

Seminar: Scheduling and Memory Management for Large-Scale Applications: From Caches to Burst Buffers

This talk explores scheduling problems in the context of large-scale applications from a memory perspective. We focus here on two very different levels of memory in the hierarchy: caches and burst buffers.With...

Sat, Feb 22, 2020

Seminar: Distribute High Throughput Computing at Work, an OSG Status Report

For more than 15 years, the Open Science Grid (OSG) has been offering the science community a fabric of distributed High Throughput Computing (dHTC) services. In close collaboration with science and campus...

Mon, Feb 10, 2020

Seminar: defoe: A Spark-based Toolbox for Analysing Digital Historical Textual Data

In this talk will present defoe, a new scalable and portable digital toolbox that enables historical research. It allows for extracting knowledge from historical data by running text analyses across large digital...

Thu, Oct 03, 2019

Seminar: The Cyberinfrastructure of Gravitational-wave Astronomy and March towards LIGO Open Data

The discovery of gravitational waves by LIGO and Virgo has been a revolution event in astronomy and physics. In this talk, I will discuss some of the cyberinfrastructure that is used to...

Tue, Jun 04, 2019

Recent Publications

Featured Recent Journal Publications


  1. Brown, D., Vahi, K., Taufer, M., Welch, V., & Deelman, E. (2021). Reproducing GW150914: the first observation of gravitational waves from a binary black hole merger. Computing in Science & Engineering. https://doi.org/10.1109/MCSE.2021.3059232 (Funding Acknowledgment: NSF 1664162, NSF 1823405)
  2. Papadimitriou, G., Wang, C., Vahi, K., Ferreira da Silva, R., Mandal, A., Zhengchun, L., Mayani, R., Rynge, M., Kiran, M., Lynch, V. E., Kettimuthu, R., Deelman, E., Vetter, J. S., & Foster, I. (2021). End-to-End Online Performance Data Capture and Analysis for Scientific Workflows. Future Generation Computer Systems, 117, 387–400. https://doi.org/10.1016/j.future.2020.11.024 (Funding Acknowledgments: DOE DE-SC0012636)
  3. Do, T. M. A., Pottier, L., Caíno-Lores, S., Ferreira da Silva, R., Cuendet, M. A., Weinstein, H., Estrada, T., Taufer, M., & Deelman, E. (2021). A Lightweight Method for Evaluating In Situ Workflow Efficiency. Journal of Computational Science, 48, 101259. https://doi.org/10.1016/j.jocs.2020.101259 (Funding Acknowledgments: NSF 1741040, DOE DE-SC0012636)
  4. Deelman, E., Ferreira da Silva, R., Vahi, K., Rynge, M., Mayani, R., Tanaka, R., Whitcup, W., & Livny, M. (2021). The Pegasus Workflow Management System: Translational Computer Science in Practice. Journal of Computational Science, 52, 101200. https://doi.org/10.1016/j.jocs.2020.101200 (Funding Acknowledgments: NSF 1664162)


  1. Ferreira da Silva, R., Casanova, H., Orgerie, A.-C., Tanaka, R., Deelman, E., & Suter, F. (2020). Characterizing, Modeling, and Accurately Simulating Power and Energy Consumption of I/O-intensive Scientific Workflows. Journal of Computational Science, 44, 101157. https://doi.org/10.1016/j.jocs.2020.101157 (Funding Acknowledgments: NSF 1642335, NSF 1923539, NSF 1664162, DOE DE-SC0012636)

Research Projects

Featured Research Projects