CV
Research Interests
Internet Measurement, Differential Privacy Applied to Network Data, Device and Content Mobility, Performance Modeling.
Education
- Ph.D Australian National University and Data61 CSIRO 2013.
- B.E. Australian National University, 2008
Professional Experience
- Current: Associate Professor, Computer Science Department,Swarthmore College, Swarthmore, PA
- 2020: Sabbatical Collaboration, Akamai Networks, Boston, MA
- 2018: Assistant Professor, Computer Science Department Swarthmore College, Swarthmore, PA
- 2014: Post-doctoral Scholar, University of Massachusetts, Amherst, MA
Publications
Conference and Journal Publications
V. Chaganti, A. Berger, “A View from Above: Measuring Internet Access Across a Diverse Corpus of Starlink Measurements”, TPRC-53, The 53rd Research Conference On Communciations, Information and Internet Policy. 2025 – Accepted.
V. Chaganti, Z. Yuan, A. Meles, X. Li, “Finding the Right Fit: Differentially Private Netowrk Data Release At Scale”, Theory and Practice of Differential Privacy (TPDP) 2025 – Accepted.
T. Newhall, K. Webb, V. Chaganti, A. Danner, “An Introductory-level Undergraduate CS Course that Introduces Parallel Computing”, Journal of Parallel and Distributed Computing, 2025.
A. Chattopadhyay-27, R. Carvajal-27, V. Chaganti, S. Venkatagiri, “Where are Marginalized Communities in Cybersecurity Research?” Proceedings of the 2024 USENIX Symposium on Usable Privacy and Security (SOUPS ‘24)
Z.Yuan-24, V.Zhakarova-24, M. Yercel-24, K. Asakawa -25, V. Chaganti, “Designing Differentially-Private Algorithms for Mobile User Trajectories”– IEEE Security and Privacy Symposium, 2024.
J. Langlieb-20, G.Lee-21, V.Chaganti, “Quantifying the privacy-vs-performance trade-offs for fine-grained wireless network measurement data”,In the Proceedings of ACM SIGCOMM 2022 Workshop on Network-Application Integration (NAI ’22)
T. Newhall, K. Webb, V. Chaganti, and A. Danner. “Introducing Parallel Computing in a Second CS Course”. NSF/TCPP Workshop on Parallel and Distributed Computing Education (EduPar), May 2022. Best Paper Award
G.Lee-21, J. Langlieb-20, V.Chaganti, “Applying Differential Privacy to Anonymize User Mobility on a Large-Scale WiFi Campus Network”, IMC-2019, Early Work, Tools and Datasets Track. Poster Presentation.
V .Chaganti, J.Kurose, and A.Venkataramani, “A Cross-Architectural Quantitative Evaluation of Mobility Approaches”, IEEE-INFOCOM, 2018. International Conference on Computer Communications, April 2018. Best In-session presentation Award.
T.Thai, V.G.Chaganti, E.Lochin, J.Lacan, E.Dubois, P.Gelard, “Enabling E2E Reliable Communications with Adaptive re-Encoding over Delay Tolerant Networks”, IEEE-ICC, 2015. IEEE-International Communications Conference, June, 2015.
J.Steshenko, V.Chaganti, and J.Kurose. 2014. “Mobility in a Large-scale WiFi Network: From Syslog Events to Mobile User Sessions”, in Proceedings of the 17th ACM International conference on modeling, analysis and simulation of wireless and mobile systems, pp. 331–334, ACM, 2014. Best Poster and Demo Award.
V.Chaganti, Wireless Body Area Networks: Accuracy of Channel Modelling and Prediction. PhD thesis, The Australian National University, December 2014.
V.Chaganti, L.Hanlen, and D.Smith, “Are Narrowband Wireless On-body Networks Wide Sense Stationary?” IEEE Transactions on Wireless Communications, vol.13, no.5, pp. 2432 – 2442, May 2014.
V.Chaganti, L.Hanlen, and D.Smith, “Non-stationarity of body area networks for sleep monitoring,” Electronics Letters, vol.49, no.15, pp.927-929, 2013.
V.G.Chaganti, L.W.Hanlen, and T.A.Lamahewa, “Semi-Markov Modelling for Body Area Networks,” IEEE-ICC, 2011. IEEE-International Communications Conference, June, 2011.
L.W.Hanlen, V.G.Chaganti, B.Gilbert, D.Rodda, T.A.Lamahewa, and D.B.Smith, “Open-source test-bed for body area networks: 200 sample/sec, 12hrs. continuous measurement.” In IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC, Sept. 2010.
V.G.Chaganti, D.B.Smith, and L.W.Hanlen, “Second-Order Statistics for Many-Link Body Area Networks,” IEEE Antennas and Wireless Propagation Letters, vol.9, pp.322- 325, 2010.
Thesis Supervised
Amelia Meles. “Case Studies in Differential Privacy for Computer Networking Research”. MIT, 2023
Jonah Langlieb, 2020, Swarthmore College. Differentially Private Data Privatization of College Campus Mobility Data.
Presentations
J. Barkdoll-’22, A. Reyes Cervantes-‘22, D. Dos Santos-’21, S. Rothman-’20, V. Chaganti, “Resource dimensioning in a large-scale campus WiFi Network” , UPenn, Undergraduate Research Experience for URMs in Computer Science – February 2019.
J.Steshenko, V.Chaganti, and J.Kurose, “Mobility in a large scale WiFi network: from Syslog events to mobile user sessions to anonymized mobility traces” New England Networking and Systems Day, Presentation, October 2014.
V.Chaganti, L.Hanlen, and D.Smith “Channel Modelling and Prediction for Body Area Networks,’ IEEE Australian Communication Theory Workshop, January 2011.
Teaching
Professional Service
SOUPs Workshop Organizer SUPA-2024: Societal & User-Centered Privacy in AI : https://supa-workshop.github.io/supa.github.io/
NSF NeTs PI Meeting, 2025.
Invited Reviewer, AAAI Workshop on Privacy-Preserving Artificial Intelligence, 2024, 2025
Invited Reviewer, Workshop on Cyber Security Experimentation and Test (CSET): 2022
NSF Panelist 2022, 2023, 2024
Invited to Co-Lead NSF NeTS PI Meeting 2023
SIGCOMM (Special Interest Group on Data Communications), Education Workshop Organizing Committee, 2020
INFOCOM (International Conference on Computer Communications) Technical Program Committee (TPC) Member -2019, 2020, 2021
INFOCOM 2021: Chair for Privacy Track – II.
IEEE Transactions on Wireless Communications Reviewer, 2013 Outreach
Science For Kids, Summer Program for Chester Children’s Chorus, 2022
Grace Hopper Faculty Scholarship Application Reviewer, 2019
Google explore Undergraduate Computer Science Research Experience for Women in Computer Science, 2019
Open-Source Code and Datasets
TBA
Open-Source Wireless Body Network Channel Measurement Data
Some of our past work and associated open-source data are listed below
- D.Smith, L.Hanlen, D.Rodda, B.Gilbert, J.Dong, and V.Chaganti, “Body Area Network Radio Channel Measurement Set”.Dataset