2026 Karan Vahi: Computer Science Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Computer Science	31	13358	12957	5345	5088	93	8807

Overview

Karan Vahi is affiliated with the University of Southern California in the United States. Their research primarily focuses on computer science and decision sciences, with a significant emphasis on scientific computing and data management.

Their recent scholarly work includes publications in various venues. Notable papers are:

Workflows Community Summit: Bringing the Scientific Workflows Community Together, 2021, arXiv (Cornell University)
The Pegasus workflow management system: Translational computer science in practice, 2020, Journal of Computational Science
End-to-end online performance data capture and analysis for scientific workflows, 2020, Future Generation Computer Systems
Workflows Community Summit: Advancing the State-of-the-art of Scientific Workflows Management Systems Research and Development, 2021, arXiv (Cornell University)
Accelerating Scientific Workflows on HPC Platforms with In Situ Processing, 2022, 22nd IEEE International Symposium on Cluster, Cloud and Internet Computing (CCGrid)

Karan Vahi collaborates frequently with several co-authors, including:

Ewa Deelman
Mats Rynge
Rafael Ferreira da Silva
Anirban Mandal
Wendy Whitcup

Their work is published often in the following venues:

arXiv (Cornell University)
Zenodo (CERN European Organization for Nuclear Research)
Computing in Science & Engineering
Frontiers in High Performance Computing
Practice and Experience in Advanced Research Computing

Their main fields of study include:

Computer Science
Decision Sciences

Subfields encompassing their research are:

Information Systems and Management
Computer Networks and Communications
Information Systems
Astronomy and Astrophysics
Artificial Intelligence

The main topics studied by Karan Vahi consist of:

Scientific Computing and Data Management
Distributed and Parallel Computing Systems
Research Data Management Practices
Gamma-ray bursts and supernovae
Software System Performance and Reliability
Advanced Data Storage Technologies
Seismology and Earthquake Studies

Best Publications

Reproducing GW150914: the first observation of gravitational waves from a binary black hole merger

Duncan A. Brown;Karan Vahi;Michela Taufer;Von Welch

2328
Citations
Pegasus: A framework for mapping complex scientific workflows onto distributed systems

Ewa Deelman;Gurmeet Singh;Mei-Hui Su;James Blythe

1797
Citations
Pegasus, a workflow management system for science automation

Ewa Deelman;Karan Vahi;Gideon Juve;Mats Rynge

1005
Citations
Characterizing and profiling scientific workflows

Gideon Juve;Ann Chervenak;Ewa Deelman;Shishir Bharathi

914
Citations
Pegasus: Mapping Scientific Workflows onto the Grid

Ewa Deelman;James Blythe;Yolanda Gil;Carl Kesselman

789
Citations
Characterization of scientific workflows

S. Bharathi;A. Chervenak;E. Deelman;G. Mehta

780
Citations
Mapping Abstract Complex Workflows onto Grid Environments

Ewa Deelman;James Blythe;Yolanda Gil;Carl Kesselman

710
Citations
Task scheduling strategies for workflow-based applications in grids

J. Blythe;S. Jain;E. Deelman;Y. Gil

503
Citations
Scientific workflow applications on Amazon EC2

Gideon Juve;Ewa Deelman;Karan Vahi;Gaurang Mehta

372
Citations
Scheduling Data-IntensiveWorkflows onto Storage-Constrained Distributed Resources

A. Ramakrishnan;G. Singh;Henan Zhao;E. Deelman

206
Citations
The Grid2003 production grid: principles and practice

Foster I;J. Gieraltowski;S. Gose;N. Maltsev

171
Citations
The role of planning in Grid computing

Jim Blythe;Ewa Deelman;Yolanda Gil;Carl Kesselman

164
Citations
Data Sharing Options for Scientific Workflows on Amazon EC2

Gideon Juve;Ewa Deelman;Karan Vahi;Gaurang Mehta

163
Citations
Data placement for scientific applications in distributed environments

A. Chervenak;E. Deelman;M. Livny;Mei-Hui Su

159
Citations
Managing Large-Scale Workflow Execution from Resource Provisioning to Provenance Tracking: The CyberShake Example

Ewa Deelman;Scott Callaghan;Edward Field;Hunter Francoeur

158
Citations
Pegasus: Mapping Large-Scale Workflows to Distributed Resources

Ewa Deelman;Gaurang Mehta;Gurmeet Singh;Mei-Hui Su

158
Citations
Workflow task clustering for best effort systems with Pegasus

Gurmeet Singh;Mei-Hui Su;Karan Vahi;Ewa Deelman

141
Citations
Community Resources for Enabling Research in Distributed Scientific Workflows

Rafael Ferreira da Silva;Weiwei Chen;Gideon Juve;Karan Vahi

104
Citations
The Evolution of the Pegasus Workflow Management Software

Ewa Deelman;Karan Vahi;Mats Rynge;Rajiv Mayani

96
Citations
Scaling up workflow-based applications

Scott Callaghan;Ewa Deelman;Dan Gunter;Gideon Juve

88
Citations
The Pegasus portal: web based grid computing

Gurmeet Singh;Ewa Deelman;Gaurang Mehta;Karan Vahi

80
Citations
Simplifying construction of complex workflows for non-expert users of the Southern California Earthquake Center Community Modeling Environment

Philip Maechling;Hans Chalupsky;Maureen Dougherty;Ewa Deelman

76
Citations
Pegasus in the Cloud: Science Automation through Workflow Technologies

Ewa Deelman;Karan Vahi;Mats Rynge;Gideon Juve

75
Citations
Using Performance Prediction to Allocate Grid Resources

Seung-Hye Jang;Xingfu Wu;Valerie Taylor;Gaurang Mehta

73
Citations
Scientific Workflow Applications on Amazon EC2

Gideon Juve;Ewa Deelman;Karan Vahi;Gaurang Mehta

38
Citations

Frequent Co-Authors

Ewa Deelman University of Southern California

Gaurang Mehta University of Southern California

Gideon Juve Pacific Northwest National Laboratory

Carl Kesselman University of Southern California

Duncan A. Brown Syracuse University

Thomas H. Jordan University of Southern California

Yolanda Gil University of Southern California

Bruce Allen Max Planck Society

Albert Lazzarini California Institute of Technology

N. A. Robertson California Institute of Technology

External Links

Personal website of Karan Vahi

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