Robustness to Dependency in Influence Maximization - Louis Chen; Chee Chin Lim; Divya Padmanabhan; Karthik Natarajan (Manag. Sci., 2025)

Pairwise independent correlation gap - Arjun Kodagehalli Ramachandra; Karthik Natarajan (Oper. Res. Lett., 2025)

Using patient portals for large-scale recruitment of individuals underrepresented in biomedical research: an evaluation of engagement patterns throughout the patient portal recruitment process at a single site within the All of Us Research Program - Maura Beaton; Xinzhuo Jiang; Elise L. Minto; Chun Yee Lau; Lennon Turner; George Hripcsak; Kanchan Chaudhari; Karthik Natarajan (J. Am. Medical Informatics Assoc., 2024)

Identifying erroneous height and weight values from adult electronic health records in the All of Us research program - Andrew Guide; Lina Sulieman; Shawn Garbett; Robert M. Cronin; Matthew E. Spotnitz; Karthik Natarajan; Robert J. Carroll; Paul A. Harris; Qingxia Chen (J. Biomed. Informatics, 2024)

CEHR-GPT: Generating Electronic Health Records with Chronological Patient Timelines - Chao Pang; Xinzhuo Jiang; Nishanth Parameshwar Pavinkurve; Krishna S. Kalluri; Elise L. Minto; Jason Patterson; Linying Zhang; George Hripcsak; Noémie Elhadad; Karthik Natarajan (CoRR, 2024)

Environment Scan of Generative AI Infrastructure for Clinical and Translational Science - Betina Idnay; Zihan Xu; William G. Adams; Mohammad Adibuzzaman; Nicholas R. Anderson; Neil Bahroos; Douglas S. Bell; Cody Bumgardner; Thomas R. Campion Jr.; Victor M. Castro; James J. Cimino; I. Glenn Cohen; et al. (CoRR, 2024)

Clinical and temporal characterization of COVID-19 subgroups using patient vector embeddings of electronic health records - Casey N. Ta; Jason E. Zucker; Po-Hsiang Chiu; Yilu Fang; Karthik Natarajan; Chunhua Weng (J. Am. Medical Informatics Assoc., 2023)

Representing and utilizing clinical textual data for real world studies: An OHDSI approach - Vipina Kuttichi Keloth; Juan M. Banda; Michael J. Gurley; Paul M. Heider; Georgina Kennedy; Hongfang Liu; Feifan Liu; Timothy A. Miller; Karthik Natarajan; Olga V. Patterson; Yifan Peng; Kalpana Raja; et al. (J. Biomed. Informatics, 2023)

Probability bounds for n random events under (n8239-82391)-wise independence - Karthik Natarajan; Arjun Kodagehalli Ramachandra; Colin Tan (Oper. Res. Lett., 2023)

Tight Probability Bounds with Pairwise Independence - Arjun Kodagehalli Ramachandra; Karthik Natarajan (SIAM J. Discret. Math., 2023)

Discrete Optimal Transport with Independent Marginals is #P-Hard - Bahar Taskesen; Soroosh Shafieezadeh-Abadeh; Daniel Kuhn; Karthik Natarajan (SIAM J. Optim., 2023)

A Model for Multi-Institutional Clinical Data Repository - Karthik Natarajan; Chunhua Weng; Soumitra Sengupta (Caring is Sharing - Exploiting the Value in Data for Health and Innovation - Proceedings of MIE 2023, Gothenburg, Sweden, 22 - 25 May 2023, 2023)

A Nonparametric Approach with Marginals for Modeling Consumer Choice - Yanqiu Ruan; Xiaobo Li; Karthyek Murthy; Karthik Natarajan (Proceedings of the 24th ACM Conference on Economics and Computation, EC 2023, London, United Kingdom, July 9-12, 2023, 2023)

Distributionally Robust Linear and Discrete Optimization with Marginals - Louis Chen; Will Ma; Karthik Natarajan; David Simchi-Levi; Zhenzhen Yan (Oper. Res., 2022)

Comparing medical history data derived from electronic health records and survey answers in the All of Us Research Program - Lina M. Sulieman; Robert M. Cronin; Robert J. Carroll; Karthik Natarajan; Kayla Marginean; Brandy Mapes; Dan M. Roden; Paul A. Harris; Andrea H. Ramirez (J. Am. Medical Informatics Assoc., 2022)

An interactive fitness-for-use data completeness tool to assess activity tracker data - Sylvia Cho; Ipek Ensari; Noémie Elhadad; Chunhua Weng; Jennifer M. Radin; Brinnae Bent; Pooja M. Desai; Karthik Natarajan (J. Am. Medical Informatics Assoc., 2022)

A Representative Consumer Model in Data-Driven Multiproduct Pricing Optimization - Zhenzhen Yan; Karthik Natarajan; Chung-Piaw Teo; Cong Cheng (Manag. Sci., 2022)

The All of Us Research Program: Data quality, utility, and diversity - Andrea H. Ramirez; Lina M. Sulieman; David J. Schlueter; Alese E. Halvorson; Jun Qian; Francis Ratsimbazafy; Roxana Loperena-Cortes; Kelsey R. Mayo; Melissa A. Basford; Nicole Deflaux; Karthik Muthuraman; Karthik Natarajan; et al. (Patterns, 2022)

Extremal Probability Bounds in Combinatorial Optimization - Divya Padmanabhan; Selin Damla Ahipasaoglu; Arjun Kodagehalli Ramachandra; Karthik Natarajan (SIAM J. Optim., 2022)

Analyzing healthcare-seeking behavior among All of Us enrollees in the era of COVID-19 - Nripendra D. Acharya; Harry Reyes Nieva; Karthik Natarajan (AMIA 2022, American Medical Informatics Association Annual Symposium, Washington, DC, USA, November 5-9, 2022, 2022)

Feasibility of Linking Area Deprivation Index Data to the OMOP Common Data Model - Xinzhuo Jiang; Maura Beaton; Jake Gillberg; Andrew Williams; Karthik Natarajan (AMIA 2022, American Medical Informatics Association Annual Symposium, Washington, DC, USA, November 5-9, 2022, 2022)

Self-paced Training Modality to Promote the Use of All of Us Researcher Workbench in Educational and Research Settings - Hiral Master; Lina Sulieman; Paul A. Harris; Karthik Natarajan; Robert J. Carroll; Kayla Marginean; Kelsey R. Mayo; Aymone Kouame; Michael Lyons (AMIA 2022, American Medical Informatics Association Annual Symposium, Washington, DC, USA, November 5-9, 2022, 2022)

Discrete Optimal Transport with Independent Marginals is #P-Hard - Bahar Taskesen; Soroosh Shafieezadeh-Abadeh; Daniel Kuhn; Karthik Natarajan (CoRR, 2022)

Submodularity and pairwise independence - Arjun Kodagehalli Ramachandra; Karthik Natarajan (CoRR, 2022)

Effect of Electronic Health Record Reminders for Routine Immunizations and Immunizations Needed for Chronic Medical Conditions - Ashley B. Stephens; Chelsea S. Wynn; Annika M. Hofstetter; Chelsea Kolff; Oscar Pena; Eric Kahn; Balendu Dasgupta; Karthik Natarajan; David K. Vawdrey; Mariellen M. Lane; Laura Robbins-Milne; Rajasekhar Ramakrishnan; et al. (Appl. Clin. Inform., 2021)

Worst-Case Expected Shortfall with Univariate and Bivariate Marginals - Anulekha Dhara; Bikramjit Das; Karthik Natarajan (INFORMS J. Comput., 2021)

Tree Bounds for Sums of Bernoulli Random Variables: A Linear Optimization Approach - Divya Padmanabhan; Karthik Natarajan (INFORMS J. Optim., 2021)

On the Heavy-Tail Behavior of the Distributionally Robust Newsvendor - Bikramjit Das; Anulekha Dhara; Karthik Natarajan (Oper. Res., 2021)

The National COVID Cohort Collaborative (N3C): Rationale, design, infrastructure, and deployment - Melissa A. Haendel; Christopher G. Chute; Tellen D. Bennett; David A. Eichmann; Justin Guinney; Warren A. Kibbe; Philip R. O. Payne; Emily R. Pfaff; Peter N. Robinson; Joel H. Saltz; Heidi Spratt; Christine Suver; et al. (J. Am. Medical Informatics Assoc., 2021)

Development and validation of prediction models for mechanical ventilation, renal replacement therapy, and readmission in COVID-19 patients - Victor Alfonso Rodriguez; Shreyas Bhave; Ruijun Chen; Chao Pang; George Hripcsak; Soumitra Sengupta; Noemie Elhadad; Robert A. Green; Jason S. Adelman; Katherine Schlosser Metitiri; Pierre A. Elias; Holden Groves; et al. (J. Am. Medical Informatics Assoc., 2021)

Are synthetic clinical notes useful for real natural language processing tasks: A case study on clinical entity recognition - Jianfu Li; Yujia Zhou; Xiaoqian Jiang; Karthik Natarajan; Serguei V. S. Pakhomov; Hongfang Liu; Hua Xu (J. Am. Medical Informatics Assoc., 2021)

Exploiting partial correlations in distributionally robust optimization - Divya Padmanabhan; Karthik Natarajan; Karthyek Murthy (Math. Program., 2021)

Designing a Data Quality Characterization Tool for Fitness Tracker Data - Sylvia Cho; Karthik Natarajan (AMIA 2021, American Medical Informatics Association Annual Symposium, San Diego, CA, USA, October 30, 2021 - November 3, 2021, 2021)

Harmonization of Measurement Codes for Concept-Oriented Lab Data Retrieval - Matthew E. Spotnitz; Jason Patterson; Vojtech Huser; Chunhua Weng; Karthik Natarajan (AMIA 2021, American Medical Informatics Association Annual Symposium, San Diego, CA, USA, October 30, 2021 - November 3, 2021, 2021)

Measuring the correctness of All of Us physical measurement - Lina Sulieman; Karthik Natarajan; Qingxia Chen; Robert J. Carroll; Kayla Marginean; Paul A. Harris; Andrea H. Ramirez (AMIA 2021, American Medical Informatics Association Annual Symposium, San Diego, CA, USA, October 30, 2021 - November 3, 2021, 2021)

REDHot OMOP: Facilitating Semantic Interoperability in REDCap with FHIR and the OMOP CDM - Salvatore G. Volpe; Karthik Natarajan (AMIA 2021, American Medical Informatics Association Annual Symposium, San Diego, CA, USA, October 30, 2021 - November 3, 2021, 2021)

Harmonization of Measurement Codes for Concept-Oriented Lab Data Retrieval - Matthew E. Spotnitz; Jason Patterson; Vojtech Huser; Chunhua Weng; Karthik Natarajan (MEDINFO 2021: One World, One Health - Global Partnership for Digital Innovation - Proceedings of the 18th World Congress on Medical and Health Informatics, Virtual Event, 2-4 October 2021, 2021)

CEHR-BERT: Incorporating temporal information from structured EHR data to improve prediction tasks - Chao Pang; Xinzhuo Jiang; Krishna S. Kalluri; Matthew E. Spotnitz; Ruijun Chen; Adler J. Perotte; Karthik Natarajan (Machine Learning for Health, ML4H@NeurIPS 2021, 04 December 2021, Virtual Event, 2021)

CEHR-BERT: Incorporating temporal information from structured EHR data to improve prediction tasks - Chao Pang; Xinzhuo Jiang; Krishna S. Kalluri; Matthew E. Spotnitz; Ruijun Chen; Adler J. Perotte; Karthik Natarajan (CoRR, 2021)

Content Coverage Evaluation of the OMOP Vocabulary on the Transplant Domain Focusing on Concepts Relevant for Kidney Transplant Outcomes Analysis - Sylvia Cho; Margaret Sin; Demetra S. Tsapepas; Leigh-Anne Dale; Syed A. Husain; Sumit Mohan; Karthik Natarajan (Appl. Clin. Inform., 2020)

Composite pattern to handle variation points in software architectural design of evolving application systems - Milu Mary Philip; Karthik Natarajan; Anithkumar Ramanathan; Vijayakumar Balakrishnan (IET Softw., 2020)

COVID-19 TestNorm: A tool to normalize COVID-19 testing names to LOINC codes - Xiao Dong; Jianfu Li; Ekin Soysal; Jiang Bian; Scott L. DuVall; Elizabeth Hanchrow; Hongfang Liu; Kristine E. Lynch; Michael E. Matheny; Karthik Natarajan; Lucila Ohno-Machado; Serguei Pakhomov; et al. (J. Am. Medical Informatics Assoc., 2020)

Identifying Use Cases of Consumer-Grade Fitness Trackers in Research Studies - Sylvia Cho; Karthik Natarajan (AMIA 2020, American Medical Informatics Association Annual Symposium, Virtual Event, USA, November 14-18, 2020, 2020)

Fitbit "Bring Your Own Device" data in the All of Us Research Program - Michelle Holko; Francis Ratsimbazafy; Kayla Marginean; Karthik Natarajan; Sylvia Cho; Josh Schilling; Aymone Kouame; Dan Webster; Shaquille Peters; Mark Begale; Kelly Gebo; Andrea H. Ramirez; et al. (AMIA 2020, American Medical Informatics Association Annual Symposium, Virtual Event, USA, November 14-18, 2020, 2020)

Data Quality Assessment of Laboratory Data - Vojtech Huser; Clair Blacketer; Karthik Natarajan; Robert T. Miller; Andrew Williams; Selva Muthu Kumaran Sathappan; José D. Posada; Nigam Shah (AMIA 2020, American Medical Informatics Association Annual Symposium, Virtual Event, USA, November 14-18, 2020, 2020)

Characterizing database granularity using SNOMED-CT hierarchy - Anna Ostropolets; Christian G. Reich; Patrick B. Ryan; Chunhua Weng; Anthony Molinaro; Frank J. DeFalco; Jitendra Jonnagaddala; Siaw-Teng Liaw; Hokyun Jeon; Rae Woong Park; Matthew E. Spotnitz; Karthik Natarajan; et al. (AMIA 2020, American Medical Informatics Association Annual Symposium, Virtual Event, USA, November 14-18, 2020, 2020)

Characterization and Comparison of Embedding Algorithms for Phenotyping across a Network of Observational Databases - Chao Pang; Ruijun Chen; Harry Reyes Nieva; Krishna Kalluri; Tony Sun; Xinzhuo Jiang; Victor Alfonso Rodriguez; Patrick B. Ryan; Karthik Natarajan (AMIA 2020, American Medical Informatics Association Annual Symposium, Virtual Event, USA, November 14-18, 2020, 2020)

Phenotype Concept Set Construction from Concept Pair Likelihoods - Victor Alfonso Rodriguez; Tony Sun; Phyllis Thangaraj; Chao Pang; Krishna Kalluri; Xinzhuo Jiang; Karthik Natarajan; Patrick B. Ryan; Anna Ostropolets; Ruijun Chen (AMIA 2020, American Medical Informatics Association Annual Symposium, Virtual Event, USA, November 14-18, 2020, 2020)

Bias in the Reuse and Analysis of Electronic Health Record Data - Nicole Gray Weiskopf; Melody L. Greer; Karthik Natarajan; Caroline A. Thompson; Harold P. Lehmann (AMIA 2020, American Medical Informatics Association Annual Symposium, Virtual Event, USA, November 14-18, 2020, 2020)

Normalizing Clinical Document Titles to LOINC Document Ontology: an Initial Study - Xu Zuo; Jianfu Li; Bo Zhao; Yujia Zhou; Xiao Dong; Jon D. Duke; Karthik Natarajan; George Hripcsak; Nigam Shah; Juan M. Banda; Ruth M. Reeves; Hua Xu (AMIA 2020, American Medical Informatics Association Annual Symposium, Virtual Event, USA, November 14-18, 2020, 2020)

Correlation Robust Influence Maximization - Louis Chen; Divya Padmanabhan; Chee Chin Lim; Karthik Natarajan (Advances in Neural Information Processing Systems 33: Annual Conference on Neural Information Processing Systems 2020, NeurIPS 2020, December 6-12, 2020, virtual, 2020)

Correlation Robust Influence Maximization - Louis Chen; Divya Padmanabhan; Chee Chin Lim; Karthik Natarajan (CoRR, 2020)

Facilitating phenotype transfer using a common data model - George Hripcsak; Ning Shang; Peggy L. Peissig; Luke V. Rasmussen; Cong Liu; Barbara Benoit; Robert J. Carroll; David S. Carrell; Joshua C. Denny; Ozan Dikilitas; Vivian S. Gainer; Kayla Marie Howell; et al. (J. Biomed. Informatics, 2019)

Distributionally robust project crashing with partial or no correlation information - Selin Damla Ahipasaoglu; Karthik Natarajan; Dongjian Shi (Networks, 2019)

A Convex Optimization Approach for Computing Correlated Choice Probabilities With Many Alternatives - Selin Damla Ahipasaoglu; Xiaobo Li; Karthik Natarajan (IEEE Trans. Autom. Control., 2019)

Distributionally Robust Markovian Traffic Equilibrium - Selin Damla Ahipasaoglu; Ugur Arikan; Karthik Natarajan (Transp. Sci., 2019)

Curating EHR data in the All of Us Research Program - Karthik Natarajan; Robert J. Carroll; Thomas R. Campion Jr.; Joan Grand; Shyam Visweswaran (AMIA 2019, American Medical Informatics Association Annual Symposium, Washington, DC, USA, November 16-20, 2019, 2019)

Extending Achilles Heel Data Quality Tool with New Rules Informed by Multi-Site Data Quality Comparison - Vojtech Huser; Xiaochun Li; Zuoyi Zhang; Sungjae Jung; Rae Woong Park; Juan M. Banda; Hanieh Razzaghi; Ajit Londhe; Karthik Natarajan (MEDINFO 2019: Health and Wellbeing e-Networks for All - Proceedings of the 17th World Congress on Medical and Health Informatics, Lyon, France, 25-30 August 2019, 2019)

Allocating Students to Multidisciplinary Capstone Projects Using Discrete Optimization - Thomas L. Magnanti; Karthik Natarajan (Interfaces, 2018)

Asymmetry and Ambiguity in Newsvendor Models - Karthik Natarajan; Melvyn Sim; Joline Uichanco (Manag. Sci., 2018)

Bounds for Random Binary Quadratic Programs - Karthik Natarajan; Dongjian Shi; Kim-Chuan Toh (SIAM J. Optim., 2018)

Treatment Pathways in Patients with Cancer Using a Large-scale Observational Data Network - Ruijun Chen; Patrick B. Ryan; Karthik Natarajan; Thomas Falconer; Christian G. Reich; Rohit Vashisht; Nigam Shah; George Hripcsak (AMIA 2018, American Medical Informatics Association Annual Symposium, San Francisco, CA, November 3-7, 2018, 2018)

On reduced semidefinite programs for second order moment bounds with applications - Karthik Natarajan; Chung-Piaw Teo (Math. Program., 2017)

On the polynomial solvability of distributionally robust k-sum optimization - Anulekha Dhara; Karthik Natarajan (Optim. Methods Softw., 2017)

The Data and Research Center of the All of Us Research Program: Framework for a National Cohort Program and Research Opportunities - Robert J. Carroll; Joshua C. Mandel; Karthik Natarajan; Scott Sutherland; Joshua C. Denny (AMIA 2017, American Medical Informatics Association Annual Symposium, Washington, DC, USA, November 4-8, 2017, 2017)

Evaluation of OMOP Vocabulary on Transplant Registry Data - Sylvia Cho; Margaret Sin; Karthik Natarajan (AMIA 2017, American Medical Informatics Association Annual Symposium, Washington, DC, USA, November 4-8, 2017, 2017)

Least Squares Approximation to the Distribution of Project Completion Times with Gaussian Uncertainty - Zhichao Zheng; Karthik Natarajan; Chung-Piaw Teo (Oper. Res., 2016)

Robustness to Dependency in Portfolio Optimization Using Overlapping Marginals - Xuan Vinh Doan; Xiaobo Li; Karthik Natarajan (Oper. Res., 2015)

Distributionally robust mixed integer linear programs: Persistency models with applications - Xiaobo Li; Karthik Natarajan; Chung-Piaw Teo; Zhichao Zheng (Eur. J. Oper. Res., 2014)

A Probabilistic Model for Minmax Regret in Combinatorial Optimization - Karthik Natarajan; Dongjian Shi; Kim-Chuan Toh (Oper. Res., 2014)

Diagnosis code assignment: models and evaluation metrics - Adler J. Perotte; Rimma Pivovarov; Karthik Natarajan; Nicole Gray Weiskopf; Frank D. Wood; Noemie Elhadad (J. Am. Medical Informatics Assoc., 2014)

Compressed Sensing Analog Front-End for Bio-Sensor Applications - Daibashish Gangopadhyay; Emily G. Allstot; Anna M. R. Dixon; Karthik Natarajan; Subhanshu Gupta; David J. Allstot (IEEE J. Solid State Circuits, 2014)

On Theoretical and Empirical Aspects of Marginal Distribution Choice Models - Vinit Kumar Mishra; Karthik Natarajan; Dhanesh Padmanabhan; Chung-Piaw Teo; Xiaobo Li (Manag. Sci., 2014)

New analytical bounds on the average undershoot in an infinite horizon (s, S) inventory system - Chun-Hung Chiu; Ngai-Hang Z. Leung; Karthik Natarajan (Oper. Res. Lett., 2013)

Analyzing Requests for Clinical Data for Self-Service Penetration - Karthik Natarajan; Adam B. Wilcox; Niloo Sobhani; Aurelia Boyer (AMIA 2013, American Medical Informatics Association Annual Symposium, Washington, DC, USA, November 16-20, 2013, 2013)

From Boxes to bees: Active learning in freshmen calculus - Flora S. Tsai; Karthik Natarajan; Selin Damla Ahipasaoglu; Chau Yuen; Hyowon Lee; Ngai-Man Cheung; Justin Ruths; Shisheng Huang; Thomas L. Magnanti (IEEE Global Engineering Education Conference, EDUCON 2013, Berlin, Germany, March 13-15, 2013, 2013)

Informatics Lessons from Using a Novel Immunization Information System - David K. Vawdrey; Karthik Natarajan; Andrew S. Kanter; George Hripcsak; Gilad J. Kuperman; Melissa S. Stockwell (MEDINFO 2013 - Proceedings of the 14th World Congress on Medical and Health Informatics, 20-13 August 2013, Copenhagen, Denmark, 2013)

On the Complexity of Nonoverlapping Multivariate Marginal Bounds for Probabilistic Combinatorial Optimization Problems - Xuan Vinh Doan; Karthik Natarajan (Oper. Res., 2012)

Choice Prediction With Semidefinite Optimization When Utilities are Correlated - Vinit Kumar Mishra; Karthik Natarajan; Hua Tao; Chung-Piaw Teo (IEEE Trans. Autom. Control., 2012)

Mixed 0-1 Linear Programs Under Objective Uncertainty: A Completely Positive Representation - Karthik Natarajan; Chung-Piaw Teo; Zhichao Zheng (Oper. Res., 2011)

Towards greener wireless transmission: Efficient power amplifier design - Karthik Natarajan; Sang-Min Yoo; David J. Allstot; Jeffrey S. Walling (2011 International Green Computing Conference and Workshops, IGCC 2012, Orlando, FL, USA, July 25-28, 2011, 2011)

An analysis of clinical queries in an electronic health record search utility - Karthik Natarajan; Daniel M. Stein; Samat Jain; Noemie Elhadad (Int. J. Medical Informatics, 2010)

A Current Reuse Quadrature GPS Receiver in 0.13 \(μ\) m CMOS - Kuang-Wei Cheng; Karthik Natarajan; David J. Allstot (IEEE J. Solid State Circuits, 2010)

Models for Minimax Stochastic Linear Optimization Problems with Risk Aversion - Dimitris Bertsimas; Xuan Vinh Doan; Karthik Natarajan; Chung-Piaw Teo (Math. Oper. Res., 2010)

Constructing Risk Measures from Uncertainty Sets - Karthik Natarajan; Dessislava Pachamanova; Melvyn Sim (Oper. Res., 2009)

Persistency Model and Its Applications in Choice Modeling - Karthik Natarajan; Miao Song; Chung-Piaw Teo (Manag. Sci., 2009)

A 7.2mW quadrature GPS receiver in 0.13\(μ\)m CMOS - Kuang-Wei Cheng; Karthik Natarajan; David J. Allstot (IEEE International Solid-State Circuits Conference, ISSCC 2009, Digest of Technical Papers, San Francisco, CA, USA, 8-12 February, 2009, 2009)

Incorporating Asymmetric Distributional Information in Robust Value-at-Risk Optimization - Karthik Natarajan; Dessislava Pachamanova; Melvyn Sim (Manag. Sci., 2008)

Redesigning electronic health record systems to support public health - Rita Kukafka; Jessica S. Ancker; Connie V. Chan; John Chelico; Sharib A. Khan; Selasie Mortoti; Karthik Natarajan; Kempton Presley; Kayann Stephens (J. Biomed. Informatics, 2007)

A semidefinite optimization approach to the steady-state analysis of queueing systems - Dimitris Bertsimas; Karthik Natarajan (Queueing Syst. Theory Appl., 2007)

Persistence in discrete optimization under data uncertainty - Dimitris Bertsimas; Karthik Natarajan; Chung-Piaw Teo (Math. Program., 2006)

Probabilistic Combinatorial Optimization: Moments, Semidefinite Programming, and Asymptotic Bounds - Dimitris Bertsimas; Karthik Natarajan; Chung-Piaw Teo (SIAM J. Optim., 2004)

Microprocessor pipeline energy analysis - Karthik Natarajan; Heather Hanson; Stephen W. Keckler; Charles R. Moore; Doug Burger (Proceedings of the 2003 International Symposium on Low Power Electronics and Design, 2003, Seoul, Korea, August 25-27, 2003, 2003)