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Showing 77 of 77 · 31 journal articles · 36 conference papers · 5 under review
@article{castellano2026grip,
title = {{GRIP}: Reinforcement Learning-guided Iterative Partitioning for Global Optimization of {QCQPs}},
author = {Castellano, Agustin and Nagarajan, Harsha},
journal = {AAAI Conference on Artificial Intelligence (AAAI 2027)},
year = {2026},
}@article{meng2026lap,
title = {{LAP}: Learning-Augmented Partitioning for Accelerating Global Optimization of Nonconvex {QCQPs}},
author = {Meng, Dekang and Nagarajan, Harsha and Tanneau, Mathieu and Bent, Russell W. and Van Hentenryck, Pascal},
journal = {AAAI Conference on Artificial Intelligence (AAAI 2027)},
year = {2026},
}@article{cho2025sparse,
title = {Sparse Neural Approximations for Bilevel Adversarial Problems in Power Grids},
author = {Cho, Young-ho and Nagarajan, Harsha and Deka, Deepjyoti and Zhu, Hao},
journal = {IEEE Transactions on Power Systems},
year = {2025},
month = dec,
}@article{nagarajan2025provably,
title = {Provably Optimal Quantum Circuits with Mixed-Integer Programming},
author = {Nagarajan, Harsha and Szabo, Zsolt},
journal = {Quantum},
year = {2025},
month = oct,
}@article{grosskopf2025ursa,
title = {{URSA}: The Universal Research and Scientific Agent},
author = {Grosskopf, Michael J. and Debardeleben, Nathan and Bent, Russell W. and Somasundaram, Rahul and Michaud, Isaac and Lui, Arthur and Graham, Warren D. and Wimmer, Golo A and Shivakumar, Sachin and Vendrell Gallart, Joan and Nagarajan, Harsha and Lawrence, Earl},
journal = {Journal of Open Source Software},
year = {2025},
}@inproceedings{nguyen2026efficient,
title = {Efficient Graph Partitioning under Resource Constraints: A Cutting-Plane Framework for Distribution Grids},
author = {Nguyen, Duong Thuy Anh and Nagarajan, Harsha and Ferrando, Robert and Bent, Russell W. and Fobes, David M.},
booktitle = {65th IEEE Conference on Decision and Control (CDC)},
location = {Honolulu, HI},
year = {2026},
month = dec,
}@inproceedings{moring2026reconfiguration,
title = {Reconfiguration and Real-Time Operation of Networked Microgrids Under Load Uncertainty},
author = {Moring, Hannah and Poolla, Bala Kameshwar and Nagarajan, Harsha and Mathieu, Johanna L. and Bernstein, Andrey and Fobes, David M.},
booktitle = {65th IEEE Conference on Decision and Control (CDC)},
location = {Honolulu, HI},
year = {2026},
month = dec,
}@inproceedings{lee2026hardware,
title = {Hardware-aware {QUBO} Reformulation of Constrained Binary Optimization via the Walsh–Fourier Transform},
author = {Lee, Loong Kuan and Nagarajan, Harsha and Gerlach, Thore and Mucke, Sascha and Krishnamoorthy, Ragavi and Piatkowski, Nico},
booktitle = {IEEE International Conference on Quantum Computing and Engineering (QCE), Quantum Algorithms Track},
location = {Toronto, ON, Canada},
year = {2026},
month = sep,
}@article{yang2026robust,
title = {Robust Renewable Energy Resource Planning and Operations in Electric Transmission Grids},
author = {Yang, Haoxiang and Nagarajan, Harsha},
journal = {Electric Power Systems Research},
note = {Presented at the 2026 Power Systems Computation Conference (PSCC), Limassol, Cyprus},
volume = {263},
pages = {113667},
year = {2026},
publisher = {Elsevier},
month = jul,
doi = {10.1016/j.epsr.2026.113667},
}@article{hashmi2026multiregion,
title = {Multi-Region Optimal Energy Storage Arbitrage},
author = {Hashmi, Md Umar and Nagarajan, Harsha and Van Hertem, Dirk},
journal = {Electric Power Systems Research},
note = {Presented at the 2026 Power Systems Computation Conference (PSCC), Limassol, Cyprus},
volume = {262},
pages = {113695},
year = {2026},
publisher = {Elsevier},
month = jul,
doi = {10.1016/j.epsr.2026.113695},
}@inproceedings{ullah2026twostage,
title = {Studying a Two-Stage Robust Optimization Maximal Load Delivery ({MLD}) Framework on a Large-Scale Distribution System},
author = {Ullah, Irfan and Butler-Purry, Karen L. and Nagarajan, Harsha},
booktitle = {IEEE PES General Meeting},
location = {Montreal, Canada},
pages = {1--5},
year = {2026},
publisher = {IEEE},
month = jul,
doi = {10.1109/PESGM58988.2026.11693805},
}@article{dube2026semimarkov,
title = {Hierarchical Semi-Markov Models with Duration-Aware Dynamics for Activity Sequences},
author = {Dube, Rohit and Gautam, Natarajan and Banerjee, Amarnath and Nagarajan, Harsha},
journal = {Energy and Buildings},
volume = {360},
pages = {117338},
year = {2026},
publisher = {Elsevier},
month = jun,
doi = {10.1016/j.enbuild.2026.117338},
}@techreport{fobes2026load,
title = {Load Block Modeling in Distribution Systems: Network Reconfiguration for Load Restoration},
author = {Fobes, David M. and Nagarajan, Harsha and Garcia, Manuel and Ferrando, Robert and Bent, Russell W.},
institution = {arXiv preprint},
year = {2026},
month = apr,
}@inproceedings{barrass2026hybrid,
title = {A Hybrid Decomposition Approach for Stochastic Unit Commitment with Combined-Cycle Generators},
author = {Barrass, Rosemary and Nagarajan, Harsha and Tanneau, Mathieu and Bent, Russell W. and Van Hentenryck, Pascal},
booktitle = {INFORMS Optimization Society Refereed Proceedings (IOS)},
location = {Atlanta, GA},
note = {Extended journal version under review at INFORMS Journal on Optimization (since August 2026)},
year = {2026},
publisher = {Zenodo},
month = mar,
doi = {10.5281/zenodo.19984455},
}@inproceedings{ullah2026blackstart,
title = {Studying a Sequential Black Start Restoration Method Using {PMD} and {ONM}},
author = {Ullah, Irfan and Butler-Purry, Karen L. and Bent, Russell W. and Nagarajan, Harsha and Barnes, Arthur K.},
booktitle = {IEEE Texas Power and Energy Conference (TPEC)},
pages = {1--6},
year = {2026},
publisher = {IEEE},
month = feb,
doi = {10.1109/TPEC67884.2026.11513177},
}@article{guo2026tightening,
title = {Tightening Quadratic Convex Relaxations for the Alternating Current Optimal Transmission Switching Problem},
author = {Guo, Cheng and Nagarajan, Harsha and Bodur, Merve},
journal = {INFORMS Journal on Computing},
volume = {38},
number = {3},
pages = {921--942},
year = {2026},
publisher = {INFORMS},
doi = {10.1287/ijoc.2023.0236},
}@inproceedings{shivakumar2026twolevel,
title = {Two-level Optimization and Agentic {AI} Workflow for Molecule Discovery},
author = {Shivakumar, Sachin and Summers, Thomas J. and Augustine, Logan J. and Taylor, Michael G. and Lee, Jiyoung and Somasundaram, Rahul and Kazi, Saif R. and Nagarajan, Harsha and Lemons, Nathan W. and Yang, Ping and Perez, Danny and Bent, Russell W.},
booktitle = {2nd Workshop on Simulations for Biology and Chemistry, NeurIPS 2026},
year = {2026},
}@techreport{dube2026interval,
title = {Learning for Interval Prediction of Electricity Demand: A Cluster-based Bootstrapping Approach},
author = {Dube, Rohit and Gautam, Natarajan and Banerjee, Amarnath and Nagarajan, Harsha},
institution = {arXiv preprint},
year = {2025},
month = nov,
}@inproceedings{barrass2025leveraging,
title = {Leveraging Quantum Computing for Accelerated Classical Algorithms in Power Systems Optimization},
author = {Barrass, Rosemary and Nagarajan, Harsha and Coffrin, Carleton},
booktitle = {International Conference on the Integration of Constraint Programming, Artificial Intelligence, and Operations Research (CPAIOR)},
location = {Melbourne, Australia},
series = {Lecture Notes in Computer Science},
volume = {15762},
pages = {52--67},
year = {2025},
publisher = {Springer},
month = nov,
doi = {10.1007/978-3-031-95973-8_4},
}@inproceedings{ullah2025blackstart,
title = {Studying a Sequential Black Start Restoration Method Using {PowerModelsONM.jl}},
author = {Ullah, Irfan and Butler-Purry, Karen L. and Bent, Russell W. and Nagarajan, Harsha and Barnes, Arthur K.},
booktitle = {57th North American Power Symposium (NAPS)},
location = {Hartford, CT},
pages = {1--6},
year = {2025},
publisher = {IEEE},
month = oct,
doi = {10.1109/NAPS66256.2025.11272302},
}@article{kannan2025strong,
title = {Strong Partitioning and a Machine Learning Approximation for Accelerating the Global Optimization of Nonconvex {QCQPs}},
author = {Kannan, Rohit and Nagarajan, Harsha and Deka, Deepjyoti},
journal = {INFORMS Journal on Computing},
volume = {38},
number = {5},
pages = {1323--1343},
year = {2025},
publisher = {INFORMS},
month = sep,
doi = {10.1287/ijoc.2023.0424},
}@article{cengil2025tightening,
title = {Learning to Accelerate Tightening of Convex Relaxations of the {AC} Optimal Power Flow Problem},
author = {Cengil, Fatih and Nagarajan, Harsha and Bent, Russell W. and Eksioglu, Sandra D. and Eksioglu, Burak},
journal = {Computational Optimization and Applications},
volume = {92},
number = {3},
pages = {761--786},
year = {2025},
publisher = {Springer},
month = aug,
doi = {10.1007/s10589-025-00715-7},
}@inproceedings{ullah2025power,
title = {Studying Power Loss Minimization in Active Distribution Systems Using {PMD}},
author = {Ullah, Irfan and Butler-Purry, Karen L. and Bent, Russell W. and Nagarajan, Harsha and Barnes, Arthur K.},
booktitle = {IEEE Texas Power and Energy Conference (TPEC)},
pages = {1--6},
year = {2025},
publisher = {IEEE},
month = feb,
doi = {10.1109/TPEC63981.2025.10906782},
}@inproceedings{kazi2025trajectory,
title = {Optimal Trajectory Planning for Space Object Tracking with Collision-Avoidance Constraints},
author = {Kazi, Saif R. and Nagarajan, Harsha and Hijazi, Hassan L. and Wozniak, Przemek},
booktitle = {9th IEEE Conference on Control Technology and Applications (CCTA)},
location = {San Diego, CA},
pages = {564--570},
year = {2025},
publisher = {IEEE},
doi = {10.1109/CCTA53793.2025.11151437},
}@inproceedings{somisetty2024spectral,
title = {Spectral Graph Theoretic Methods for Enhancing Network Robustness in Robot Localization},
author = {Somisetty, Neelkamal and Nagarajan, Harsha and Darbha, Swaroop},
booktitle = {63rd IEEE Conference on Decision and Control (CDC)},
location = {Milan, Italy},
pages = {8811--8818},
year = {2024},
publisher = {IEEE},
month = dec,
doi = {10.1109/CDC56724.2024.10886863},
}@article{moring2024robust,
title = {Robust Partitioning and Operation for Maximal Uncertain-Load Delivery in Distribution Grids},
author = {Moring, Hannah and Nagarajan, Harsha and Girigoudar, Kshitij and Fobes, David M. and Mathieu, Johanna L.},
journal = {Electric Power Systems Research},
note = {Presented at the 2024 Power Systems Computation Conference (PSCC), Paris-Saclay, France},
volume = {235},
pages = {110826},
year = {2024},
publisher = {Elsevier},
month = jul,
doi = {10.1016/j.epsr.2024.110826},
}@article{somisetty2024optimal,
title = {Optimal Robust Network Design: Formulations and Algorithms for Maximizing Algebraic Connectivity},
author = {Somisetty, Neelkamal and Nagarajan, Harsha and Darbha, Swaroop},
journal = {IEEE Transactions on Control of Network Systems},
volume = {12},
number = {1},
pages = {918--929},
year = {2024},
publisher = {IEEE},
month = apr,
doi = {10.1109/TCNS.2024.3431408},
}@inproceedings{somisetty2023impact,
title = {Impact of Ordering of Heterogeneous Vehicles on String Stability},
author = {Somisetty, Neelkamal and Nagarajan, Harsha and Darbha, Swaroop},
booktitle = {26th IEEE International Conference on Intelligent Transportation Systems (ITSC)},
location = {Bilbao, Spain},
pages = {4524--4531},
year = {2023},
publisher = {IEEE},
doi = {10.1109/ITSC57777.2023.10422222},
}@inproceedings{sundar2023optimization,
title = {Optimization-Based Bound Tightening using a Strengthened {QC}-Relaxation of the Optimal Power Flow Problem},
author = {Sundar, Kaarthik and Nagarajan, Harsha and Misra, Sidhant and Lu, Mowen and Coffrin, Carleton and Bent, Russell W.},
booktitle = {62nd IEEE Conference on Decision and Control (CDC)},
location = {Singapore},
pages = {4598--4605},
year = {2023},
publisher = {IEEE},
doi = {10.1109/CDC49753.2023.10384116},
}@inproceedings{henderson2022exploring,
title = {Exploring Non-Linear Programming Formulations in {QuantumCircuitOpt} for Optimal Circuit Design},
author = {Henderson, Elena R. and Nagarajan, Harsha and Coffrin, Carleton},
booktitle = {SC22: International Conference for High Performance Computing, Networking, Storage, and Analysis (Workshop on Quantum Computing Software)},
pages = {36--42},
year = {2022},
publisher = {IEEE},
month = nov,
doi = {10.1109/QCS56647.2022.00009},
}@article{fobes2022optimal,
title = {Optimal Microgrid Networking for Maximal Load Delivery in Phase Unbalanced Distribution Grids: A Declarative Modeling Approach},
author = {Fobes, David M. and Nagarajan, Harsha and Bent, Russell W.},
journal = {IEEE Transactions on Smart Grid},
volume = {14},
number = {3},
pages = {1682--1691},
year = {2022},
publisher = {IEEE},
month = sep,
doi = {10.1109/TSG.2022.3208508},
}@article{cengil2022learning,
title = {Learning to Accelerate Globally Optimal Solutions to the {AC} Optimal Power Flow Problem},
author = {Cengil, Fatih and Nagarajan, Harsha and Bent, Russell W. and Eksioglu, Sandra D. and Eksioglu, Burak},
journal = {Electric Power Systems Research},
note = {Presented at the 2022 Power Systems Computation Conference (PSCC), Porto, Portugal},
volume = {212},
pages = {108275},
year = {2022},
publisher = {Elsevier},
month = jul,
doi = {10.1016/j.epsr.2022.108275},
}@article{yang2022optimal,
title = {Optimal Power Flow under Stochastic {N-1} Disruptions in Electric Transmission Grids},
author = {Yang, Haoxiang and Nagarajan, Harsha},
journal = {Electric Power Systems Research},
note = {Presented at the 2022 Power Systems Computation Conference (PSCC), Porto, Portugal},
volume = {212},
pages = {108290},
year = {2022},
publisher = {Elsevier},
month = jul,
doi = {10.1016/j.epsr.2022.108290},
}@article{ryu2022mitigating,
title = {Mitigating the Impacts of Uncertain Geomagnetic Disturbances on Electric Grids: A Distributionally Robust Optimization Approach},
author = {Ryu, Minseok and Nagarajan, Harsha and Bent, Russell W.},
journal = {IEEE Transactions on Power Systems},
volume = {37},
number = {6},
pages = {4258--4269},
year = {2022},
publisher = {IEEE},
month = jan,
doi = {10.1109/TPWRS.2022.3147104},
}@inproceedings{nagarajan2021quantumcircuitopt,
title = {{QuantumCircuitOpt}: An Open-source Framework for Provably Optimal Quantum Circuit Design},
author = {Nagarajan, Harsha and Lockwood, Owen and Coffrin, Carleton},
booktitle = {SC21: International Conference for High Performance Computing, Networking, Storage, and Analysis (Workshop on Quantum Computing Software)},
pages = {55--63},
year = {2021},
publisher = {IEEE},
month = nov,
doi = {10.1109/QCS54837.2021.00010},
}@article{bhela2021efficient,
title = {Efficient Topology Design Algorithms for Power Grid Stability},
author = {Bhela, Siddharth and Nagarajan, Harsha and Deka, Deepjyoti and Kekatos, Vassilis},
journal = {IEEE Control Systems Letters},
note = {Also presented at the 60th IEEE Conference on Decision and Control (CDC), Austin, TX, December 2021},
volume = {6},
pages = {1100--1105},
year = {2021},
publisher = {IEEE},
month = jun,
doi = {10.1109/LCSYS.2021.3088888},
}@article{yang2021optimal,
title = {Optimal Power Flow in Distribution Networks under {N-1} Disruptions: A Multi-stage Stochastic Programming Approach},
author = {Yang, Haoxiang and Nagarajan, Harsha},
journal = {INFORMS Journal on Computing},
volume = {34},
number = {2},
pages = {690--709},
year = {2021},
publisher = {INFORMS},
month = feb,
doi = {10.1287/ijoc.2021.1080},
}@article{sundar2021sequence,
title = {Sequence of Polyhedral Relaxations for Univariate Functions},
author = {Sundar, Kaarthik and Sanjeevi, Sujeevraja and Nagarajan, Harsha},
journal = {Optimization and Engineering},
volume = {23},
number = {2},
pages = {877--894},
year = {2021},
publisher = {Springer},
month = feb,
doi = {10.1007/s11081-021-09609-z},
}@article{sundar2021piecewise,
title = {Piecewise Polyhedral Formulations for a Multilinear Term},
author = {Sundar, Kaarthik and Nagarajan, Harsha and Linderoth, Jeff and Wang, Site and Bent, Russell W.},
journal = {Operations Research Letters},
volume = {49},
number = {1},
pages = {144--149},
year = {2021},
publisher = {Elsevier},
month = jan,
doi = {10.1016/j.orl.2020.12.002},
}@inproceedings{yang2020optimal,
title = {Optimal Power Flow in Distribution Networks under Stochastic {N-1} Disruptions},
author = {Yang, Haoxiang and Nagarajan, Harsha},
booktitle = {Power Systems Computation Conference (PSCC)},
location = {Virtual},
volume = {189},
pages = {106689},
year = {2020},
publisher = {Elsevier},
month = jun,
doi = {10.1016/j.epsr.2020.106689},
}@inproceedings{ryu2020algorithms,
title = {Algorithms for Mitigating the Effect of Uncertain Geomagnetic Disturbances in Electric Grids},
author = {Ryu, Minseok and Nagarajan, Harsha and Bent, Russell W.},
booktitle = {Power Systems Computation Conference (PSCC)},
location = {Virtual},
volume = {189},
pages = {106790},
year = {2020},
publisher = {Elsevier},
month = jun,
doi = {10.1016/j.epsr.2020.106790},
}@inproceedings{gopinath2020proving,
title = {Proving Global Optimality of {ACOPF} Solutions},
author = {Gopinath, Smitha and Hijazi, Hassan L. and Weisser, Tillmann and Nagarajan, Harsha and Yetkin, Mertcan and Sundar, Kaarthik and Bent, Russell W.},
booktitle = {Power Systems Computation Conference (PSCC)},
location = {Virtual},
volume = {189},
pages = {106688},
year = {2020},
publisher = {Elsevier},
month = jun,
doi = {10.1016/j.epsr.2020.106688},
}@techreport{schneider2020preliminary,
title = {Preliminary Design Process for Networked Microgrids},
author = {Schneider, Kevin P. and Nagarajan, Harsha and Pratt, Annabelle and Reno, Matthew J. and Ollis, Ben and Tuffner, Francis and Nandanoori, Sai Pushpak and Kundu, Soumya and Du, Wei and Hijazi, Hassan L. and Jain, Rishabh and Flores-Espino, Francisco and Hambrick, Joshua C. and Ton, Dan},
institution = {Pacific Northwest National Laboratory},
year = {2020},
month = jun,
doi = {10.2172/2571091},
}@article{dorn2020early,
title = {Early Career Paths at {Los Alamos National Laboratory}},
author = {Dorn, Mary Frances and Sornborger, Andrew T. and O'Malley, Daniel and Nagarajan, Harsha and Ray, Navamita},
journal = {Notices of the American Mathematical Society},
volume = {67},
number = {4},
pages = {515--517},
year = {2020},
publisher = {American Mathematical Society},
month = apr,
doi = {10.1090/noti2065},
}@article{garcia2020generalized,
title = {Generalized Convex Hull Pricing for the {AC} Optimal Power Flow Problem},
author = {Garcia, Manuel and Nagarajan, Harsha and Baldick, Ross},
journal = {IEEE Transactions on Control of Network Systems},
volume = {7},
number = {3},
pages = {1500--1510},
year = {2020},
publisher = {IEEE},
month = mar,
doi = {10.1109/TCNS.2020.2982572},
}@inproceedings{bhela2019designing,
title = {Designing Power Grid Topologies for Minimizing Network Disturbances: An Exact {MILP} Formulation},
author = {Bhela, Siddharth and Deka, Deepjyoti and Nagarajan, Harsha and Kekatos, Vassilis},
booktitle = {American Control Conference (ACC)},
location = {Philadelphia, PA},
pages = {1949--1956},
year = {2019},
publisher = {IEEE},
month = jun,
doi = {10.23919/ACC.2019.8814435},
}@inproceedings{coffrin2019evaluating,
title = {Evaluating Ising Processing Units with Integer Programming},
author = {Coffrin, Carleton and Nagarajan, Harsha and Bent, Russell W.},
booktitle = {International Conference on the Integration of Constraint Programming, Artificial Intelligence, and Operations Research (CPAIOR)},
location = {Thessaloniki, Greece},
series = {Lecture Notes in Computer Science},
volume = {11494},
pages = {163--181},
year = {2019},
publisher = {Springer},
month = jun,
doi = {10.1007/978-3-030-19212-9_11},
}@article{sundar2019chance,
title = {Chance-Constrained Unit Commitment with {N-1} Security and Wind Uncertainty},
author = {Sundar, Kaarthik and Nagarajan, Harsha and Lubin, Miles and Roald, Line and Misra, Sidhant and Bent, Russell W. and Bienstock, Daniel},
journal = {IEEE Transactions on Control of Network Systems},
volume = {6},
number = {3},
pages = {1062--1074},
year = {2019},
publisher = {IEEE},
month = may,
doi = {10.1109/TCNS.2019.2919210},
}@article{barnes2019resilient,
title = {Resilient Design of Large-Scale Distribution Feeders with Networked Microgrids},
author = {Barnes, Arthur K. and Nagarajan, Harsha and Yamangil, Emre and Bent, Russell W. and Backhaus, Scott},
journal = {Electric Power Systems Research},
note = {Presented at the 2018 Power Systems Computation Conference (PSCC), Dublin, Ireland},
volume = {171},
pages = {150--157},
year = {2019},
publisher = {Elsevier},
month = feb,
doi = {10.1016/j.epsr.2019.02.012},
}@article{byeon2019communication,
title = {Communication-Constrained Expansion Planning for Resilient Distribution Systems},
author = {Byeon, Geunyeong and Van Hentenryck, Pascal and Bent, Russell W. and Nagarajan, Harsha},
journal = {INFORMS Journal on Computing},
volume = {32},
number = {4},
pages = {968--985},
year = {2019},
publisher = {INFORMS},
month = jan,
doi = {10.1287/ijoc.2019.0899},
}@article{nagarajan2019adaptive,
title = {An Adaptive, Multivariate Partitioning Algorithm for Global Optimization of Nonconvex Programs},
author = {Nagarajan, Harsha and Lu, Mowen and Wang, Site and Bent, Russell W. and Sundar, Kaarthik},
journal = {Journal of Global Optimization},
volume = {74},
number = {4},
pages = {639--675},
year = {2019},
publisher = {Springer},
month = jan,
doi = {10.1007/s10898-018-00734-1},
}@inproceedings{narimani2018comparison,
title = {Comparison of Various Trilinear Monomial Envelopes for Convex Relaxations of Optimal Power Flow Problems},
author = {Narimani, Mohammad Rasoul and Molzahn, Daniel K. and Nagarajan, Harsha and Crow, Mariesa L.},
booktitle = {IEEE Global Conference on Signal and Information Processing (GlobalSIP)},
location = {Anaheim, CA},
pages = {865--869},
year = {2018},
publisher = {IEEE},
month = nov,
doi = {10.1109/GlobalSIP.2018.8646323},
}@inproceedings{nagarajan2018convex,
title = {Convex Hull Formulations for Mixed-Integer Multilinear Functions},
author = {Nagarajan, Harsha and Sundar, Kaarthik and Hijazi, Hassan L. and Bent, Russell W.},
booktitle = {XIV International Global Optimization Workshop (LeGO)},
location = {Leiden, Netherlands},
volume = {2070},
pages = {020037},
year = {2018},
publisher = {AIP Publishing},
month = sep,
doi = {10.1063/1.5090004},
}@inproceedings{kroger2018juniper,
title = {Juniper: An Open-Source Nonlinear Branch-and-Bound Solver in {Julia}},
author = {Kröger, Ole and Coffrin, Carleton and Hijazi, Hassan L. and Nagarajan, Harsha},
booktitle = {International Conference on the Integration of Constraint Programming, Artificial Intelligence, and Operations Research (CPAIOR)},
location = {Delft, Netherlands},
series = {Lecture Notes in Computer Science},
volume = {10848},
pages = {377--386},
year = {2018},
publisher = {Springer},
month = jun,
doi = {10.1007/978-3-319-93031-2_27},
}@inproceedings{lu2018tight,
title = {Tight Piecewise Convex Relaxations for Global Optimization of Optimal Power Flow},
author = {Lu, Mowen and Nagarajan, Harsha and Bent, Russell W. and Eksioglu, Sandra D. and Mason, Scott Jennings},
booktitle = {Power Systems Computation Conference (PSCC)},
location = {Dublin, Ireland},
pages = {1--7},
year = {2018},
publisher = {IEEE},
month = jun,
doi = {10.23919/PSCC.2018.8442456},
}@inproceedings{hari2018hierarchical,
title = {Hierarchical Predictive Control Algorithms for Optimal Design and Operation of Microgrids},
author = {Hari, Sai Krishna Kanth and Sundar, Kaarthik and Nagarajan, Harsha and Bent, Russell W. and Backhaus, Scott},
booktitle = {Power Systems Computation Conference (PSCC)},
location = {Dublin, Ireland},
pages = {1--7},
year = {2018},
publisher = {IEEE},
month = jun,
doi = {10.23919/PSCC.2018.8442977},
}@article{sundar2018probabilistic,
title = {Probabilistic {N-k} Failure-Identification for Power Systems},
author = {Sundar, Kaarthik and Coffrin, Carleton and Nagarajan, Harsha and Bent, Russell W.},
journal = {Networks},
volume = {71},
number = {3},
pages = {302--321},
year = {2018},
publisher = {Wiley},
month = jan,
doi = {10.1002/net.21806},
}@article{lu2017optimal,
title = {Optimal Transmission Line Switching under Geomagnetic Disturbances},
author = {Lu, Mowen and Nagarajan, Harsha and Yamangil, Emre and Bent, Russell W. and Backhaus, Scott},
journal = {IEEE Transactions on Power Systems},
volume = {33},
number = {3},
pages = {2539--2550},
year = {2017},
publisher = {IEEE},
month = oct,
doi = {10.1109/TPWRS.2017.2761178},
}@article{mashayekh2017security,
title = {Security-constrained Design of Isolated Multi-energy Microgrids},
author = {Mashayekh, Salman and Stadler, Michael and Cardoso, Gonçalo and Heleno, Miguel and Madathil, Sreenath Chalil and Nagarajan, Harsha and Bent, Russell W. and Mueller-Stoffels, Marc and Lu, Xiaonan and Wang, Jianhui},
journal = {IEEE Transactions on Power Systems},
volume = {33},
number = {3},
pages = {2452--2462},
year = {2017},
publisher = {IEEE},
month = aug,
doi = {10.1109/TPWRS.2017.2748060},
}@article{madathil2017resilient,
title = {Resilient Off-grid Microgrids: Capacity Planning and {N-1} Security},
author = {Madathil, Sreenath Chalil and Yamangil, Emre and Nagarajan, Harsha and Barnes, Arthur K. and Bent, Russell W. and Backhaus, Scott and Mason, Scott Jennings and Mashayekh, Salman and Stadler, Michael},
journal = {IEEE Transactions on Smart Grid},
volume = {9},
number = {6},
pages = {6511--6521},
year = {2017},
publisher = {IEEE},
month = jun,
doi = {10.1109/TSG.2017.2715074},
}@inproceedings{wu2017adaptive,
title = {Adaptive Convex Relaxations for Gas Pipeline Network Optimization},
author = {Wu, Fei and Nagarajan, Harsha and Zlotnik, Anatoly V. and Sioshansi, Ramteen},
booktitle = {American Control Conference (ACC)},
location = {Seattle, WA},
pages = {4710--4716},
year = {2017},
publisher = {IEEE},
month = jun,
doi = {10.23919/ACC.2017.7963683},
}@inproceedings{deka2017optimal,
title = {Optimal Topology Design for Disturbance Minimization in Power Grids},
author = {Deka, Deepjyoti and Nagarajan, Harsha and Backhaus, Scott},
booktitle = {American Control Conference (ACC)},
location = {Seattle, WA},
pages = {2719--2724},
year = {2017},
publisher = {IEEE},
month = jun,
doi = {10.23919/ACC.2017.7963363},
}@inproceedings{nagarajan2017optimal,
title = {Optimal Configurations for Minimizing Disturbance Propagation in {R2R} Manufacturing Networks},
author = {Nagarajan, Harsha and Pagilla, Prabhakar Reddy and Darbha, Swaroop and Bent, Russell W. and Khargonekar, Pramod P.},
booktitle = {American Control Conference (ACC)},
location = {Seattle, WA},
pages = {2213--2218},
year = {2017},
publisher = {IEEE},
month = jun,
doi = {10.23919/ACC.2017.7963281},
}@techreport{nagarajan2017resilient,
title = {Resilient Transmission Grid Design: {AC} Relaxation vs. {DC} Approximation},
author = {Nagarajan, Harsha and Bent, Russell W. and Van Hentenryck, Pascal and Backhaus, Scott and Yamangil, Emre},
institution = {arXiv preprint},
year = {2017},
month = mar,
}@inproceedings{nagarajan2016tightening,
title = {Tightening {McCormick} Relaxations for Nonlinear Programs via Dynamic Multivariate Partitioning},
author = {Nagarajan, Harsha and Lu, Mowen and Yamangil, Emre and Bent, Russell W.},
booktitle = {Principles and Practice of Constraint Programming (CP)},
location = {Toulouse, France},
series = {Lecture Notes in Computer Science},
volume = {9892},
pages = {369--387},
year = {2016},
publisher = {Springer},
month = sep,
doi = {10.1007/978-3-319-44953-1_24},
}@inproceedings{nagarajan2016optimal,
title = {Optimal Resilient Transmission Grid Design},
author = {Nagarajan, Harsha and Yamangil, Emre and Bent, Russell W. and Backhaus, Scott and Van Hentenryck, Pascal},
booktitle = {Power Systems Computation Conference (PSCC)},
location = {Genoa, Italy},
pages = {1--7},
year = {2016},
publisher = {IEEE},
month = jun,
doi = {10.1109/PSCC.2016.7540988},
}@inproceedings{sundar2016unit,
title = {Unit Commitment with {N-1} Security and Wind Uncertainty},
author = {Sundar, Kaarthik and Nagarajan, Harsha and Lubin, Miles and Roald, Line and Misra, Sidhant and Bent, Russell W. and Bienstock, Daniel},
booktitle = {Power Systems Computation Conference (PSCC)},
location = {Genoa, Italy},
pages = {1--7},
year = {2016},
publisher = {IEEE},
month = jun,
doi = {10.1109/PSCC.2016.7540910},
}@article{nakshatrala2016numerical,
title = {A Numerical Methodology for Enforcing Maximum Principles and the Non-negative Constraint for Transient Diffusion Equations},
author = {Nakshatrala, Kalyana Babu and Nagarajan, Harsha and Shabouei, Mohammad},
journal = {Communications in Computational Physics},
volume = {19},
number = {1},
pages = {53--93},
year = {2016},
publisher = {Global Science Press},
month = jan,
doi = {10.4208/cicp.180615.280815a},
}@inproceedings{nagarajan2015maximizing,
title = {On Maximizing Algebraic Connectivity of Networks for Various Engineering Applications},
author = {Nagarajan, Harsha and Rathinam, Sivakumar and Darbha, Swaroop},
booktitle = {European Control Conference (ECC)},
pages = {1626--1632},
year = {2015},
publisher = {IEEE},
month = jul,
doi = {10.1109/ECC.2015.7330770},
}@article{nagarajan2015synthesizing,
title = {Synthesizing Robust Communication Networks for {UAVs} with Resource Constraints},
author = {Nagarajan, Harsha and Rathinam, Sivakumar and Darbha, Swaroop},
journal = {ASME Journal of Dynamic Systems, Measurement and Control},
volume = {137},
number = {6},
pages = {061001},
year = {2015},
publisher = {ASME},
month = jun,
doi = {10.1115/1.4028955},
}@article{nagarajan2013heuristics,
title = {Heuristics for Synthesizing Robust Networks with a Diameter Constraint},
author = {Nagarajan, Harsha and Wei, Peng and Rathinam, Sivakumar and Sun, Dengfeng},
journal = {Mathematical Problems in Engineering},
volume = {2014},
number = {1},
pages = {326963},
year = {2013},
publisher = {Wiley},
month = nov,
doi = {10.1155/2014/326963},
}@inproceedings{nagarajan2012synthesizingdscc,
title = {Synthesizing Robust Communication Networks for {UAVs} with Resource Constraints},
author = {Nagarajan, Harsha and Rathinam, Sivakumar and Darbha, Swaroop},
booktitle = {ASME Dynamic Systems and Control Conference (DSCC)},
pages = {393--402},
year = {2012},
publisher = {ASME},
month = oct,
doi = {10.1115/DSCC2012-MOVIC2012-8837},
}@article{nagarajan2012diameter,
title = {Algorithms for Finding Diameter-Constrained Graphs with Maximum Algebraic Connectivity},
author = {Nagarajan, Harsha and Rathinam, Sivakumar and Darbha, Swaroop and Rajagopal, Kumbakonam Ramamani},
journal = {Dynamics of Information Systems: Mathematical Foundations},
series = {Springer Proceedings in Mathematics & Statistics},
volume = {20},
pages = {121--135},
year = {2012},
publisher = {Springer},
month = jul,
doi = {10.1007/978-1-4614-3906-6_6},
}@inproceedings{nagarajan2012synthesizingacc,
title = {Synthesizing Robust Communication Networks for {UAVs}},
author = {Nagarajan, Harsha and Rathinam, Sivakumar and Darbha, Swaroop and Rajagopal, Kumbakonam Ramamani},
booktitle = {American Control Conference (ACC)},
pages = {3730--3735},
year = {2012},
publisher = {IEEE},
month = jun,
doi = {10.1109/ACC.2012.6315537},
}@inproceedings{nagarajan2012air,
title = {Air Transportation Network Robustness Optimization under Limited Legs Itinerary Constraint},
author = {Nagarajan, Harsha and Wei, Peng and Rathinam, Sivakumar and Sun, Dengfeng},
booktitle = {5th International Conference on Research in Air Transportation (ICRAT)},
year = {2012},
month = may,
}@article{nagarajan2012mechanical,
title = {Algorithms for Synthesizing Mechanical Systems with Maximal Natural Frequencies},
author = {Nagarajan, Harsha and Rathinam, Sivakumar and Darbha, Swaroop and Rajagopal, Kumbakonam Ramamani},
journal = {Nonlinear Analysis: Real World Applications},
volume = {13},
number = {5},
pages = {2154--2162},
year = {2012},
publisher = {Elsevier},
month = jan,
doi = {10.1016/j.nonrwa.2012.01.010},
}@article{nagarajan2010enforcing,
title = {Enforcing Non-negativity Constraint and Maximum Principles for Diffusion with Decay on General Computational Grids},
author = {Nagarajan, Harsha and Nakshatrala, Kalyana Babu},
journal = {International Journal for Numerical Methods in Fluids},
volume = {67},
number = {7},
pages = {820--847},
year = {2010},
publisher = {Wiley},
month = jun,
doi = {10.1002/fld.2389},
}No publications match these filters.