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Sajani Vithana
Observed name:
Vithana, Sajani
Institution:
Harvard University
Observed institutions:
Harvard University,
University of Maryland, College Park
ORCID:
0000-0002-8408-5317
Observed ORCID:
0000-0002-8408-5317
OpenAlex ID:
A5065747216
Semantic Private Information Retrieval
2021
·
Sajani Vithana
, Karim Banawan
, et al.
·
IEEE Transactions on Information Theory
·
46
PDF
Private Read Update Write (PRUW) in Federated Submodel Learning (FSL): Communication Efficient Schemes With and Without Sparsification
2023
·
Sajani Vithana
, Sennur Ulukus
·
IEEE Transactions on Information Theory
·
24
PDF
Efficient Private Federated Submodel Learning
2022
·
Sajani Vithana
, Sennur Ulukus
·
International Conference on Communications
·
22
Private Information Retrieval and Its Extensions: An Introduction, Open Problems, Future Directions
2023
·
Sajani Vithana
, Zhusheng Wang
, et al.
·
IEEE BITS the Information Theory Magazine
·
21
PDF
Quantum Symmetric Private Information Retrieval with Secure Storage and Eavesdroppers
2023
·
Alptug Aytekin
, Mohamed Nomeir
, et al.
·
IEEE Globecom Workshops (GC Wkshps)
·
15
PDF
Private Read Update Write (PRUW) with Storage Constrained Databases
2022
·
Sajani Vithana
, Sennur Ulukus
·
IEEE International Symposium on Information Theory (ISIT)
·
13
PDF
Asymmetric X-Secure T-Private Information Retrieval: More Databases is Not Always Better
2024
·
Mohamed Nomeir
, Sajani Vithana
, et al.
·
Conference on Information Sciences and Systems
·
10
PDF
Private Read-Update-Write With Controllable Information Leakage for Storage-Efficient Federated Learning With Top r Sparsification
2023
·
Sajani Vithana
, Sennur Ulukus
·
IEEE Transactions on Information Theory
·
10
PDF
Private Federated Submodel Learning with Sparsification
2022
·
Sajani Vithana
, Sennur Ulukus
·
IEEE Information Theory Workshop (ITW)
·
10
PDF
Rate Distortion Tradeoff in Private Read Update Write in Federated Submodel Learning
2022
·
Sajani Vithana
, Sennur Ulukus
·
Asilomar Conference on Signals, Systems and Computers (ACSSC)
·
7
PDF
ArcMark: Distortion-Free Multi-Byte LLM Watermark via Optimal Transport
2026
·
Gilani, Atefeh
, Vithana, Sajani
, et al.
·
arXiv (Cornell University)
·
6
PDF
Correlated Privacy Mechanisms for Differentially Private Distributed Mean Estimation
2025
·
Sajani Vithana
, Viveck R. Cadambe
, et al.
·
IEEE Conference on Secure and Trustworthy Machine Learning (SaTML)
·
6
PDF
Model Segmentation for Storage Efficient Private Federated Learning with Top $r$ Sparsification
2023
·
Sajani Vithana
, Sennur Ulukus
·
Conference on Information Sciences and Systems
·
5
PDF
HeavyWater and SimplexWater: Distortion-Free LLM Watermarks for Low-Entropy Next-Token Predictions
2025
·
Tsur, Dor
, Long, Carol Xuan
, et al.
·
arXiv (Cornell University)
·
4
PDF
Rate-Privacy-Storage Tradeoff in Federated Learning with Top $r$ Sparsification
2023
·
Sajani Vithana
, Sennur Ulukus
·
International Conference on Communications
·
4
PDF
Semantic Private Information Retrieval: Effects of Heterogeneous Message Sizes and Popularities
2020
·
Sajani Vithana
, Karim Banawan
, et al.
·
Globecom
·
4
Quantum X-Secure E-Eavesdropped T-Colluding Symmetric Private Information Retrieval
2025
·
Alptug Aytekin
, Mohamed Nomeir
, et al.
·
IEEE Transactions on Information Theory
·
3
Private Approximate Nearest Neighbor Search for Vector Database Querying
2024
·
Sajani Vithana
, Martina Cardone
, et al.
·
IEEE International Symposium on Information Theory (ISIT)
·
3
Information-Theoretically Private Federated Submodel Learning With Storage Constrained Databases
2024
·
Sajani Vithana
, Sennur Ulukus
·
IEEE Transactions on Information Theory
·
3
PDF
Deceptive Information Retrieval
2024
·
Sajani Vithana
, Sennur Ulukus
·
Entropy
·
3
PDF
Private Read Update Write (PRUW) With Heterogeneous Databases
2023
·
Sajani Vithana
, Sennur Ulukus
·
IEEE International Symposium on Information Theory (ISIT)
·
2
PDF
Multi-Group Proportional Representation in Retrieval
2024
·
Alex Oesterling
, Claudio Verdun
, et al.
·
neural information processing systems
·
1
PDF
Private Membership Aggregation
2023
·
Mohamed Nomeir
, Sajani Vithana
, et al.
·
IEEE Military Communications Conference (MILCOM)
·
1
PDF
Circuits of LLM Classifiers
2026
·
Khalaf, Hadi
, Vithana, Sajani
, et al.
·
arXiv (Cornell University)
PDF
Feedback Coding Enables Inference-Time Covert Agentic Communication
2026
·
Guo, Sidong
, Vithana, Sajani
, et al.
·
arXiv (Cornell University)
PDF
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Works count:
31
Citation count:
223
H-index:
9
I10-index:
9
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