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Featured Publications


Journal Articles (published)

  • [J1]    Vyas S, Huang H, Gale JT, and Sarma SV*, Montgomery Jr EB. (2015) Neuronal Complexity in Subthalamic Nucleus is Reduced in Parkinson's Disease. IEEE Trans Neural Syst Rehabil Eng. Volume:PP Issue:99. (*co-senior author)
  • [J2]    Czanner G, Sarma SV, Ba D, Eden UT, Wu W, Eskandar E, Lim HH, Temereanca S, Suzuki WA, and Brown EN. (2015) Measuring the signal-to-noise ratio of a neuron. Proc Natl Acad Sci U S A.         vol. 112(23): 7141–7146.
  • [J3]    Kahn K, Saxena S, Eden UT, Gale JT, Eskandar E, Thakor N, Schieber M, Brown EN, Sarma SV. Selecting Task-Related Neurons through Model Deterioration Eliminating Stimulus (MDES). J Neurosci Methods. 2015 Apr 30;245:156-68.
  • [J4]    Agarwal R, Thakor N, Sarma SV, Massaquoi S. (2015) PMv Neuronal Firing May Be Driven by a Movement Command Trajectory within Multidimensional Gaussian Fields. The Journal of Neuroscience, 24 June 2015, 35(25):9508-9525. (*co-senior author)
  • [J5]    Ehrens D, Sritharan D, Sarma SV. (2015) Closed-Loop Control of a Fragile Network: Application to Seizure-like Dynamics of an Epilepsy Model. Front. Neurosci., 03 March 2015.
  • [J6]    Santaniello S, McCarthy MM, Montgomery Jr. EB, Kopell N, Gale JT, and Sarma SV. (2014) The Therapeutic mechanism of high frequency DBS in Parkinson’s disease: neural restoration through loop-based reinforcement. Proc Natl Acad Sci U S A. 2015 Feb 10;112(6):E586-95.
  • [J7]    Kang X, Sarma SV, Santaniello S., Schieber M, Thakor M. A Cognitive State Transition       Detection Framework Based on Task-Independent Models. IEEE Trans Neural Syst Rehabil Eng. 2015 Jul;23(4):676-82
  • [J8]    Burns SP, Santaniello S, Yaffe RB, Jouny C, Crone N, Bergey G, Anderson WS, Sarma SV. (2014) Network Dynamics of the Brain and Influence of the Epileptic Seizure Onset Zone. Proc Natl Acad Sci U S A. Dec 9;111(49):E5321-30
  • [J9]    Yaffe R, Kerr MSD, Damera S, Sarma SV, Inati SK, Zaghloul K. Reinstatement of distributed cortical oscillations occurs with precise spatiotemporal dynamics during successful memory retrieval. Proc Natl Acad Sci U S A. 2014 Dec 15. pii: 201417017.
  • [J10]    Yaffe RB, Borger P, Megevand P, Groppe DM, Kramer MA, Chu CJ, Santaniello S, Meisel C, Mehta AD, Sarma SV (2014) Physiology of Functional and Effective Networks in Epilepsy. Clin Neurophysiol. Sep 22. pii: S1388-2457(14)00494-5.
  • [J11]    Sritharan D., Sarma SV (2014) Fragility in Dynamic Networks: Application to Neural Networks in the Epileptic Cortex. Neural Computation. Vol. 26, No. 10, pages 2294-2327.
  • [J12]    Johnson MA, Thompson S, Gonzalez-Martinez J, Park HJ, Bulacio J, Najm I, Kahn K, Kerr M, Sarma SV and Gale JT. Performing Behavioral Tasks in Subjects with Intracranial Electrodes. J Vis Exp. Oct 2;(92)
  • [J13]    Santaniello S, Sherman D, Thakor N, Eskandar E, Sarma SV. (2012) Optimal Control-Based Bayesian Detection of Clinical and Behavioral State Transitions. IEEE Trans Neural Syst Rehabil Eng. 2012 Sep;20(5):708-19. Epub 2012 Aug 8. PMID: 22893447
  • [J14]    Sarma SV, Cheng ML, Eden UT, Williams Z, Brown EN, Eskandar E. (2012) The Effects of Cues on Neurons in the Basal Ganglia in Parkinson’s Disease. Front Integr Neurosci. 2012;6:40. PMC3405280
  • [J15]    Santaniello S, Montgomery EB, Gale JT, Sarma SV (2012) Non-stationary Discharge Patterns in Motor Cortex under Subthalamic Nucleus Deep Brain Stimulation: A Review. Front Integr Neurosci. 6:35. PMC3385519
  • [J16]    Agarwal R and Sarma SV. (2012) Performance limitations of relay neurons. PLoS Comput Biol. Aug;8(8):e1002626. PMC3415468
  • [J17]    Saxena S, Schieber M, Thakor N, and Sarma SV (2012). Aggregate Input-Output Models of Neuronal Populations. IEEE Trans Biomed Eng. 2012 Jul;59(7):2030-9. PMID: 22552544
  • [J18]    Agarwal R and Sarma SV (2012). The effects of DBS patterns on basal ganglia activity and thalamic relay : a computational study. J Comput Neurosci. 33(1): 151-67.
  • [J19]    Santaniello S, Burns SP, Golby A, Singer J, Anderson WS, Sarma SV (2011). Quickest Detection of Seizure Onsets in Drug-Resistant Patients: An Optimal Control Approach. Epilepsy & Behavior. 22, pp 49–60. PMC 3280702.
  • [J20]    Sarma SV, Nguyen DP, Czanner G, Wirth S, Suzuki W, Wilson M., Brown EN (2011). Computing Confidence Intervals for Point Process Models. Neural Computation. 23, 2731-2745.
  • [J21]    Sarma SV, Cheng M, Williams Z,  Hu R, Eskandar E, Brown EN. Using point process models to compare neural spiking activity in the subthalamic nucleus of Parkinson's patients and a healthy primate, IEEE Trans Biomed Eng. Vol. 57, No. 6, June 2010.
  • [J22]    Coleman TP, Sarma SV. A Computationally Efficient Method for Nonparametric Modeling Neural Spiking Activity with Point Processes. Neural Computation. 22(8):2002-30. August 2010.
  • [J23]    Sarma SV, Dahleh MA. Signal Reconstruction in the Presence of Finite-Rate Measurements: Finite-Horizon Control Applications. Journal on Robust and Nonlinear Control. June 2009.
  • [J24]    Sarma SV, Dahleh, MA, Salapaka S. On Time-Varying Bit-Allocation Maintaining Input-Output Stability and Performance: A Convex Parameterization. IEEE Transactions on Automatic Control.  June 2008.
  • [J25]    Sarma SV, Dahleh MA. Remote Control Over Noisy Channels: A First-Order Example. IEEE Transactions on Automatic Control. February 2007.

Journal Articles (submitted or under preparation)

  • [J26]    Kang X, Santaniello S., Schieber M, Thakor M. Sarma SV. Task-Independent Kinematics Decoding With Cognitive State Transition. IEEE TNSRE. (Revision)
  • [J27]    Matthew S. D. Kerr, Kevin Kahn, Matthew A. Johnson, Susan Thompson, Jorge Gonzalez-Martinez, Hyun-Joo Park, Juan Bulacio, Catherine Liegeois-Chauvel, Sridevi V. Sarma, John T. Gale. The Role of Associative Cortices and Hippocampus during Movement Perturbations. Scientific Reports (Under Review)
  • [J28]    Kevin Kahn, Matthew S. D. Kerr, Matthew A. Johnson, Susan Thompson, Jorge Gonzalez-Martinez, Hyun-Joo Park, Juan Bulacio, John T. Gale, Sridevi V. Sarma. Lucky Rhythms in Orbital Frontal Cortex Bias Gambling Decisions in Humans. Scientific Reports (Under Review)
  • [J29]    Agarwal R, Sarma SV. Non-Parametric Estimation of Band-limited Probability Density Functions: Application to Neuronal Activity. IEEE PAMI. (Under Review)
  • [J30]    Agarwal R, Chen Z, Kloosterman F, Sarma SV.  A Novel Nonparametric Approach for Neural Encoding and Decoding Models of Multimodal Receptive Fields. Neural Computation. (Under Review)
  • [J31]    Patel N, Jaishankar R, Saria S, Winslow R, Sarma SV, Santaniello S. Network-based Features Captures Physiological Interactions from Time Series Data that Discriminates Between Sepsis and Non-Sepsis Conditions. IEEE TNSRE. (Under Review)
  • [J32]    Saxena S, Gale JT, Santaniello S, Patel S, Assad J, Sarma SV, Eskandar E. Modulations in Oscillatory Activity of Globus Pallidus internus Neurons During a Directed Hand Movement Task - A Primary Mechanism for Motor Planning.  Frontiers in Neuroscience. (In prep)
  • [J33]    Subramanian S, Hao S, Santaniello S, Yaffe R, Burns SP, Bergey G, Jouny C, Crone N, Anderson WS, Sarma SV. Identifying Intracranial EEG Signatures of the Epileptogenic Zone Using Network Centrality. Science Translational Medicine. (In prep)

Book Chapters (published)

  • [B1]    Santaniello S, Burns SP, Jouny CC, Bergey GK, Anderson WS, Sarma SV (2013) “An Optimal Control Approach to Seizure Detection in Drug-Resistant Epilepsy” in Systems and Synthetic Biology: A Systematic Approach (Kulkarni VV, Stan G-B, Raman K Eds.). New York, NY: Springer.

Peer-Reviewed Conference Proceedings (published)

  • [C1]    Sacré P, Kerr MD, Subramanian S, Kahn K, Gonzalez-Martinez J, Johnson MA, Gale JT, Sarma SV. (2016) Winning versus losing during gambling and its neural correlates. Proceedings for the Conference on Information Sciences and Systems (CISS). Princeton, NJ.
  • [C2]    Agarwal R, Chen Z, Kloosterman F, Wilson MA, Sarma SV. (2016) Neuronal Encoding Models of Complex Receptive Fields: A Comparison of Nonparametric and Parametric Approaches. Proceedings for the Conference on Information Sciences and Systems (CISS). Princeton, NJ.
  • [C3]    Kang YM, Gunnarsdottir K, Kerr M, Salas R, Ewen J, Allen R, Gamaldo C, Sarma SV. (2015) Score or Not to Score? A look at the distinguishing power of micro EEG analysis on an annotated sample of PSG studies conducted in an HIV cohort. Proceedings of the 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. Milano, Italy.
  • [C4]    Gunnarsdottir K, Kang YM, Kerr M, Sarma SV, Ewen J, Allen R, Gamaldo C, Salas R. (2015) A look at the strength of micro and macro EEG analysis for distinguishing insomnia within an HIV cohort.  Proceedings of the 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. Milano, Italy
  • [C5]    Sacré P, Sarma SV, Guan Y, Anderson WS (2015) Electrical neurostimulation for chronic pain: on selective relay of sensory neural activities in myelinated nerve fibers. Proceedings of the 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. Milano, Italy
  • [C6]    Sritharan D, Sarma SV. Fragility in Networks: Application to the Epileptic Brain. The 19th World Congress of the International Federation of Automatic Control. Capetown, South Africa, 2014
  • [C7]    Santaniello S, Sarma SV, Winslow R. Computing Network-Based Features from Physiological Time Series: Application to Sepsis Detection. Proceedings of the 36th Annual IEEE Engineering in Medicine and Biology Society Conference.  Chicago, IL 2014.
  • [C8]    Ehrens D, Sritharan D, Sarma SV. Instability Detector of a Fragile Neural Network: Application to Seizure Detection in Epilepsy. Proceedings of the 36th Annual IEEE Engineering in Medicine and Biology Society Conference.  Chicago, IL 2014.
  • [C9]    Hao S, Subramanian S, Jordan A, Yaffe R, Santaniello S, Jouny C, Bergey G, Anderson WS,  Sarma SV. Computing Network-Based Features from Intracranial EEG Time Series Data: Application to Seizure Focus Localization. Proceedings of the 36th Annual IEEE Engineering in Medicine and Biology Society Conference.  Chicago, IL 2014.
  • [C10]    Agarwal R, Santaniello S, Sarma SV. Generalizing Performance Limitations of Relay Neurons: Application to Parkinson's Disease. Proceedings of the 36th Annual IEEE Engineering in Medicine and Biology Society Conference.  Chicago, IL 2014.
  • [C11]    Kerr M, Kahn K, Park HJ,Thompson S, Hao S, Bulacio J, Gonzalez-Martinez JA, Gale JT, Sarma SV. High Frequency Neural Correlates of Robust Movements in Humans Extracted from SEEG.  Proceedings of the 36th Annual IEEE Engineering in Medicine and Biology Society Conference.  Chicago, IL 2014.
  • [C12]    Kahn K, Kerr M, Park HJ, Thompson S, Bulacio J, Gonzalez-Martinez JA, Sarma SV, and Gale JT. Oscillations in Human Orbitofrontal Cortex During Even Chance Gambling. Proceedings of the 36th Annual IEEE Engineering in Medicine and Biology Society Conference.  Chicago, IL 2014.
  • [C13]    Burns SP, Santaniello S, Anderson WS, Sarma SV (2013). State Dynamics of the Epileptic Brain. Proceedings of 2013 ASME Dynamic Systems and Control Conference. Stanford CA.
  • [C14]    Rahul Agarwal R, Sarma SV (2012). Using Linear Systems Theory to Study Nonlinear Dynamics of Relay Cells. Proc. Of the 9th International Conference on Informatics in Control, Automation and Robotics. Rome, July 28-31.
  • [C15]    Santaniello S, Burns SP, Sarma SV (2012). Quickest Seizure Onset Detection in Drug-Resistant Epilepsy". Proc. IEEE American Control Conference. Montreal, June 27-29.
  • [C16]    Burns SP, Sritharan D, Jouny C, Bergey G, Crone N, Anderson WS, and Sarma SV (2012). A Network Analysis of the Dynamics of Seizure. Proc. 34th IEEE International Conf on Eng in Biol and Med (EMBC). San Diego, CA, Aug 28 - Sep 1.
  • [C17]    Pedoto G., Santaniello S,Fiengo G, Luigi Glielmo L, Hallett M, Zhuang P, Sarma SV (2012). Process Modeling Reveals Anatomical Non-Uniform Distribution across the Subthalamic Nucleus in Parkinson’s Disease. Proc. 34th IEEE International Conf on Eng in Biol and Med (EMBC). San Diego, CA, Aug 28 - Sep 1.
  • [C18]    Santaniello S, Gale JT, Montgomery, Jr. EB, Sarma SV (2012) "Reinforcement Mechanisms in Dorsal Striatum during High Frequency STN DBS: A Point Process Study". Proc. 34th IEEE International Conf on Eng in Biol and Med (EMBC). San Diego, CA, Aug 28 - Sep 1.
  • [C19]    Yaffe R, Burns S, Park H J, Gale J, Bulacio J, Gonzalez-Martinez J, Sarma S V. (2012) Brain state evolution during seizure and under anesthesia: a network-based analysis of stereotaxic EEG activity in drug-resistant epilepsy patients. Proc. 34th IEEE International Conf on Eng in Biol and Med (EMBC). San Diego, CA, Aug 28 - Sep 1.
  • [C20]    Sarma SV, Santaniello S (2011) Quickest Detection of State-Transition in Point Processes: Application to Neuronal Activity. Proc. 18th IFAC World Conference, Milan, Italy, Aug. 28-Sep. 2.
  • [C21]    Kahn K, Sheiber M, Thakor N, Sarma SV (2011) Neuron Selection for Decoding Dexterous Finger Movements. Proceedings of the 33rd IEEE EMBS Conference.
  • [C22]    Santaniello S, Sherman D, Mirksi M, Thakor N, Sarma SV (2011) A Bayesian Framework for Analyzing iEEG Data from a Rat Model of Epilepsy. Proceedings of the 33rd IEEE EMBS Conference.
  • [C23]    Huberdeau D, Walker H, Huang H, Montgomery E, Sarma SV (2011) Analysis of Local Field Potential Signals: A Systems Approach. Proceedings of the 33rd IEEE EMBS Conference.
  • [C24]    Kerr M, Burns S, Gale J, Sarma SV (2011) Multivariate Analysis of SEEG Signals During Seizure. Proceedings of the 33rd IEEE EMBS Conference.
  • [C25]    Saxena S, Gale JT, Eskandar EN, Sarma SV (2011) Modulations in the Oscillatory Activity of the Globus Pallidus internus neurons during a Behavioral Task - A Point Process Analysis. Proceedings of the 33rd IEEE EMBS Conference.
  • [C26]    Agarwal R, Sarma SV (2011) An analytical study of relay neuron's reliability: Dependence on input and model parameters. Proceedings of the 33rd IEEE EMBS Conference. (IBM Poster finalist)
  • [C27]    Santaniello S, Gale JT, Montgomery EB Jr., and Sarma SV (2010) Modeling the Effects of Deep Brain Stimulation on Sensorimotor Cortex in Normal and MPTP Conditions. IEEE Engineering in Medicine and Biology Conference Proceedings, 2010.
  • [C28]    Santaniello S, Gale JT, Montgomery EB Jr., and Sarma SV. (2010) Modeling the Motor Striatum under Deep Brain Stimulation in Normal and MPTP Conditions. IEEE Engineering in Medicine and Biology Conference Proceedings, 2010.
  • [C29]    Saxena S, Santaniello S, Gale JT, Montgomery EB Jr., and Sarma SV. (2010) Point Process Models show Temporal Dependencies of Basal Ganglia Nuclei under Deep Brain Stimulation. IEEE Engineering in Medicine and Biology Conference Proceedings, 2010.
  • [C30]    Pedoto G, Santaniello S, Gale JT, Montgomery Jr. EB, Fiengo G, Glielmo L, and Sarma SV. (2010) System Identification of Local Field Potentials under Deep Brain Stimulation in a Healthy Primate. IEEE Engineering in Medicine and Biology Conference Proceedings, 2010.
  • [C31]    Sarma SV, Cheng M, Williams ZM, Hu R, Eskandar E, Brown EN. Using Point Process Models to Determine the Impact of Visual Cues on Basal Ganglia Activity and Behavior of Parkinson’s Patients. Proceedings of IEEE Conference on Decision and Control, 2009.
  • [C32]    Sarma SV, Cheng M, Williams ZM, Hu R, Brown EN, Eskandar E. Modeling Neural Spiking Activity in the Sub-Thalamic Nucleus of Parkinson's Patients a Healthy Primates. Proceedings of the International Federation of Automatic Control. July 2008. (finalist for best application paper)
  • [C33]    Czanner G, Sarma SV, Eden UT, Brown EN. A Signal-to-Noise Ratio Estimator for Generalized Linear Model Systems. Proceedings of World Congress on Engineering, 2008.
  • [C34]    Sarma SV, Dahleh MA.  Real-Time Finite-Rate Tracking: Performance Limitations.  Proceedings of American Control Conference. June 2007.
  • [C35]    Coleman TP, and Sarma SV. Using Convex Optimization for Nonparametric Statistical Analysis of Point Processes. Proceedings of IEEE International Symposium on Information Theory (ISIT), June 24-29, 2007.
  • [C36]    Sarma SV, Dahleh MA. Real-Time Finite-Rate Tracking. Proceedings of IEEE Conference on Decision and Control. December 2006.
  • [C37]    Sarma SV, Dahleh MA. Real-Time Finite-Rate Navigation. Proceedings of Allerton Conference in Communication, Control, and Computing. September 2006.
  • [C38]    Sarma SV, Dahleh MA. Synthesis of Simple Feedforward Networks: A First-Order Example. IEEE Proceedings of Conference on Decision and Control. December 2005.
  • [C39]    Sarma SV, Martins NC, Dahleh MA. Control with Communication Constraints: Stability and Performance Issues. Proceedings of Allerton Conference in Communication, Control, and              Computing. September 2005.
  • [C40]    Sarma SV, Dahleh MA, Salapaka S. On Time-Varying Bit-Allocation Maintaining Input-Output Stability: A Convex Parameterization. Proceedings of IEEE Conference on Decision and Control, 2004.
  • [C41]    Sarma SV, Dahleh MA. Salapaka, S. Synthesis of Efficient time-Varying Bit-Allocation Strategies Maintaining Input-Output Stability.  Proceedings of Allerton Conference in Communication, Control and Computing, 2004.
  • [C42]    Sarma SV, Massaquoi S, Dahleh MA. Reduction of a Wave-Variable Biological Arm Control Model. Proceedings of American Control Conference, Chicago, 2000.

Patents

  • [P1]    Sarma SV, Subramanian S., Hao S. Computational tool for pre-surgical evaluation of patients with medically refractory epilepsy. Patent (filed October 2012)
  • [P2]    Sarma SV. Quickest Detection on Dependent Data: Application to Seizure Prediction in Epilepsy Patients. Patent (filed January 2012)
  • [P3]    Sarma SV, Brown EN, Eskandar E, System and Method for Dynamically Configurable Deep Brain Stimulation. Patent Number 8521294.