Sankararaman, Abishek

16 publications

ICLRW 2025 Resolving Ambiguity Through Personalization in LLM Chat Systems Sophia Huiwen Sun, Abishek Sankararaman, Balakrishnan Murali Narayanaswamy

ICLRW 2025 Robust Online Inference Using Adaptive Model Switching Kalpan Mukherjee, Vikramank Singh, Abishek Sankararaman, Balakrishnan Murali Narayanaswamy, Tim Kraska

ICML 2025 SEAD: Unsupervised Ensemble of Streaming Anomaly Detectors Saumya Gaurang Shah, Abishek Sankararaman, Balakrishnan Murali Narayanaswamy, Vikramank Singh

ICML 2024 Online Adaptive Anomaly Thresholding with Confidence Sequences Sophia Huiwen Sun, Abishek Sankararaman, Balakrishnan Murali Narayanaswamy

ICMLW 2023 Competing Bandits in Non-Stationary Matching Markets Avishek Ghosh, Abishek Sankararaman, Kannan Ramchandran, Tara Javidi, Arya Mazumdar

NeurIPS 2023 Double Auctions with Two-Sided Bandit Feedback Soumya Basu, Abishek Sankararaman

UAI 2023 Online Heavy-Tailed Change-Point Detection Abishek Sankararaman, Balakrishnan Narayanaswamy

NeurIPS 2023 Online Robust Non-Stationary Estimation Abishek Sankararaman, Balakrishnan Narayanaswamy

ICML 2022 Breaking the $\sqrt{T}$ Barrier: Instance-Independent Logarithmic Regret in Stochastic Contextual Linear Bandits Avishek Ghosh, Abishek Sankararaman

NeurIPSW 2022 C-GATS: Conditional Generation of Anomalous Time Series Vikramank Singh, Abishek Sankararaman, Murali Balakrishnan, Zhao Song

ICML 2022 FITNESS: (Fine Tune on New and Similar Samples) to Detect Anomalies in Streams with Drift and Outliers Abishek Sankararaman, Balakrishnan Narayanaswamy, Vikramank Y Singh, Zhao Song

ECML-PKDD 2022 Multi-Agent Heterogeneous Stochastic Linear Bandits Avishek Ghosh, Abishek Sankararaman, Kannan Ramchandran

AISTATS 2021 Dominate or Delete: Decentralized Competing Bandits in Serial Dictatorship Abishek Sankararaman, Soumya Basu, Karthik Abinav Sankararaman

AISTATS 2021 Problem-Complexity Adaptive Model Selection for Stochastic Linear Bandits Avishek Ghosh, Abishek Sankararaman, Ramchandran Kannan

ICML 2021 Beyond $log^2(T)$ Regret for Decentralized Bandits in Matching Markets Soumya Basu, Karthik Abinav Sankararaman, Abishek Sankararaman

AISTATS 2020 The Gossiping Insert-Eliminate Algorithm for Multi-Agent Bandits Ronshee Chawla, Abishek Sankararaman, Ayalvadi Ganesh, Sanjay Shakkottai