Karthik Natarajan

According to our database1, Karthik Natarajan authored at least 59 papers between 2003 and 2021.

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Bibliography

2021
Exploiting partial correlations in distributionally robust optimization.
Math. Program., 2021

Development and validation of prediction models for mechanical ventilation, renal replacement therapy, and readmission in COVID-19 patients.
J. Am. Medical Informatics Assoc., 2021

Are synthetic clinical notes useful for real natural language processing tasks: A case study on clinical entity recognition.
J. Am. Medical Informatics Assoc., 2021

The National COVID Cohort Collaborative (N3C): Rationale, design, infrastructure, and deployment.
J. Am. Medical Informatics Assoc., 2021

On the Heavy-Tail Behavior of the Distributionally Robust Newsvendor.
Oper. Res., 2021

Worst-Case Expected Shortfall with Univariate and Bivariate Marginals.
INFORMS J. Comput., 2021

2020
COVID-19 TestNorm: A tool to normalize COVID-19 testing names to LOINC codes.
J. Am. Medical Informatics Assoc., 2020

Composite pattern to handle variation points in software architectural design of evolving application systems.
IET Softw., 2020

Content Coverage Evaluation of the OMOP Vocabulary on the Transplant Domain Focusing on Concepts Relevant for Kidney Transplant Outcomes Analysis.
Appl. Clin. Inform., 2020

Correlation Robust Influence Maximization.
Proceedings of the Advances in Neural Information Processing Systems 33: Annual Conference on Neural Information Processing Systems 2020, 2020

Normalizing Clinical Document Titles to LOINC Document Ontology: an Initial Study.
Proceedings of the AMIA 2020, 2020

Bias in the Reuse and Analysis of Electronic Health Record Data.
Proceedings of the AMIA 2020, 2020

Phenotype Concept Set Construction from Concept Pair Likelihoods.
Proceedings of the AMIA 2020, 2020

Characterization and Comparison of Embedding Algorithms for Phenotyping across a Network of Observational Databases.
Proceedings of the AMIA 2020, 2020


Data Quality Assessment of Laboratory Data.
Proceedings of the AMIA 2020, 2020

Fitbit "Bring Your Own Device" data in the All of Us Research Program.
Proceedings of the AMIA 2020, 2020

Identifying Use Cases of Consumer-Grade Fitness Trackers in Research Studies.
Proceedings of the AMIA 2020, 2020

2019
Distributionally Robust Markovian Traffic Equilibrium.
Transp. Sci., 2019

A Convex Optimization Approach for Computing Correlated Choice Probabilities With Many Alternatives.
IEEE Trans. Autom. Control., 2019

Distributionally robust project crashing with partial or no correlation information.
Networks, 2019

Facilitating phenotype transfer using a common data model.
J. Biomed. Informatics, 2019

Extending Achilles Heel Data Quality Tool with New Rules Informed by Multi-Site Data Quality Comparison.
Proceedings of the MEDINFO 2019: Health and Wellbeing e-Networks for All, 2019

Curating EHR data in the All of Us Research Program.
Proceedings of the AMIA 2019, 2019

2018
Bounds for Random Binary Quadratic Programs.
SIAM J. Optim., 2018

Asymmetry and Ambiguity in Newsvendor Models.
Manag. Sci., 2018

Allocating Students to Multidisciplinary Capstone Projects Using Discrete Optimization.
Interfaces, 2018

Treatment Pathways in Patients with Cancer Using a Large-scale Observational Data Network.
Proceedings of the AMIA 2018, 2018

2017
On the polynomial solvability of distributionally robust k-sum optimization.
Optim. Methods Softw., 2017

On reduced semidefinite programs for second order moment bounds with applications.
Math. Program., 2017

Evaluation of OMOP Vocabulary on Transplant Registry Data.
Proceedings of the AMIA 2017, 2017

The Data and Research Center of the All of Us Research Program: Framework for a National Cohort Program and Research Opportunities.
Proceedings of the AMIA 2017, 2017

2016
Least Squares Approximation to the Distribution of Project Completion Times with Gaussian Uncertainty.
Oper. Res., 2016

2015
Robustness to Dependency in Portfolio Optimization Using Overlapping Marginals.
Oper. Res., 2015

2014
On Theoretical and Empirical Aspects of Marginal Distribution Choice Models.
Manag. Sci., 2014

Compressed Sensing Analog Front-End for Bio-Sensor Applications.
IEEE J. Solid State Circuits, 2014

Diagnosis code assignment: models and evaluation metrics.
J. Am. Medical Informatics Assoc., 2014

A Probabilistic Model for Minmax Regret in Combinatorial Optimization.
Oper. Res., 2014

Distributionally robust mixed integer linear programs: Persistency models with applications.
Eur. J. Oper. Res., 2014

2013
New analytical bounds on the average undershoot in an infinite horizon (<i>s</i>, <i>S</i>) inventory system.
Oper. Res. Lett., 2013

Informatics Lessons from Using a Novel Immunization Information System.
Proceedings of the MEDINFO 2013, 2013

From Boxes to bees: Active learning in freshmen calculus.
Proceedings of the IEEE Global Engineering Education Conference, 2013

Analyzing Requests for Clinical Data for Self-Service Penetration.
Proceedings of the AMIA 2013, 2013

2012
Choice Prediction With Semidefinite Optimization When Utilities are Correlated.
IEEE Trans. Autom. Control., 2012

On the Complexity of Nonoverlapping Multivariate Marginal Bounds for Probabilistic Combinatorial Optimization Problems.
Oper. Res., 2012

2011
Mixed 0-1 Linear Programs Under Objective Uncertainty: A Completely Positive Representation.
Oper. Res., 2011

Towards greener wireless transmission: Efficient power amplifier design.
Proceedings of the 2011 International Green Computing Conference and Workshops, 2011

2010
Models for Minimax Stochastic Linear Optimization Problems with Risk Aversion.
Math. Oper. Res., 2010

A Current Reuse Quadrature GPS Receiver in 0.13 μ m CMOS.
IEEE J. Solid State Circuits, 2010

An analysis of clinical queries in an electronic health record search utility.
Int. J. Medical Informatics, 2010

2009
Persistency Model and Its Applications in Choice Modeling.
Manag. Sci., 2009

Constructing Risk Measures from Uncertainty Sets.
Oper. Res., 2009

A 7.2mW quadrature GPS receiver in 0.13µm CMOS.
Proceedings of the IEEE International Solid-State Circuits Conference, 2009

2008
Incorporating Asymmetric Distributional Information in Robust Value-at-Risk Optimization.
Manag. Sci., 2008

2007
A semidefinite optimization approach to the steady-state analysis of queueing systems.
Queueing Syst. Theory Appl., 2007

Redesigning electronic health record systems to support public health.
J. Biomed. Informatics, 2007

2006
Persistence in discrete optimization under data uncertainty.
Math. Program., 2006

2004
Probabilistic Combinatorial Optimization: Moments, Semidefinite Programming, and Asymptotic Bounds.
SIAM J. Optim., 2004

2003
Microprocessor pipeline energy analysis.
Proceedings of the 2003 International Symposium on Low Power Electronics and Design, 2003


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