Gregory Alan Worrell

Gregory Alan Worrell, MD, PhD

1984 …2023

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  • 2022

    Deep Brain Stimulation of Anterior Nuclei of the Thalamus and Hippocampal Seizure Rate Modulate Verbal Memory Performance

    Marks, V. S., Richner, T. J., Gregg, N. M., Sladky, V., Dolezal, J., Kremen, V., Worrell, G. A. & Kucewicz, M. T., 2022, 2022 IEEE International Conference on Electro Information Technology, eIT 2022. IEEE Computer Society, p. 114-117 4 p. (IEEE International Conference on Electro Information Technology; vol. 2022-May).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Deep Generative Networks for Algorithm Development in Implantable Neural Technology

    Mivalt, F., Sladky, V., Balzekas, I., Pridalova, T., Miller, K. J., Van Gompel, J., Denison, T., Brinkmann, B. H., Kremen, V. & Worrell, G. A., 2022, 2022 IEEE International Conference on Systems, Man, and Cybernetics, SMC 2022 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 1736-1741 6 p. (Conference Proceedings - IEEE International Conference on Systems, Man and Cybernetics; vol. 2022-October).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Integrated human-machine interface for closed-loop stimulation using implanted and wearable devices

    Sladky, V., Kremen, V., McQuown, K., Mivalt, F., Brinkmann, B. H., Gompel, J. V., Miller, K. J., Denison, T. & Worrell, G. A., 2022, 2022 IEEE International Conference on Systems, Man, and Cybernetics, SMC 2022 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 1730-1735 6 p. (Conference Proceedings - IEEE International Conference on Systems, Man and Cybernetics; vol. 2022-October).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • 2021

    Reinforcement Learning based Disease Progression Model for Alzheimer's Disease

    Saboo, K. V., Choudhary, A., Cao, Y., Worrell, G. A., Jones, D. T. & Iyer, R. K., 2021, Advances in Neural Information Processing Systems 34 - 35th Conference on Neural Information Processing Systems, NeurIPS 2021. Ranzato, MA., Beygelzimer, A., Dauphin, Y., Liang, P. S. & Wortman Vaughan, J. (eds.). Neural information processing systems foundation, p. 20903-20915 13 p. (Advances in Neural Information Processing Systems; vol. 25).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • 2020

    DyNeuMo Mk-2: An Investigational Circadian-Locked Neuromodulator with Responsive Stimulation for Applied Chronobiology

    Toth, R., Zamora, M., Ottaway, J., Gillbe, T., Martin, S., Benjaber, M., Lamb, G., Noone, T., Taylor, B., Deli, A., Kremen, V., Worrell, G., Constandinou, T. G., De Wachter, I. G. S., Knowles, C., Sharott, A., Valentin, A., Green, A. L. & Denison, T., Oct 11 2020, 2020 IEEE International Conference on Systems, Man, and Cybernetics, SMC 2020. Institute of Electrical and Electronics Engineers Inc., p. 3433-3440 8 p. 9283187. (Conference Proceedings - IEEE International Conference on Systems, Man and Cybernetics; vol. 2020-October).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    2 Scopus citations
  • Electrophysiological Correlates of Brain Health Help Diagnose Epilepsy and Lateralize Seizure Focus

    Varatharajah, Y., Berry, B., Joseph, B., Balzekas, I., Kremen, V., Brinkmann, B., Worrell, G. & Iyer, R., Jul 2020, 42nd Annual International Conferences of the IEEE Engineering in Medicine and Biology Society: Enabling Innovative Technologies for Global Healthcare, EMBC 2020. Institute of Electrical and Electronics Engineers Inc., p. 3460-3464 5 p. 9176668. (Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS; vol. 2020-July).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • 2019

    A Computationally Efficient Model for Predicting Successful Memory Encoding Using Machine-Learning-based EEG Channel Selection

    Saboo, K. V., Varatharajah, Y., Berry, B. M., Sperling, M. R., Gorniak, R., Davis, K. A., Jobst, B. C., Gross, R. E., Lega, B., Sheth, S. A., Kahana, M. J., Kucewicz, M. T., Worrell, G. A. & Iyer, R. K., May 16 2019, 9th International IEEE EMBS Conference on Neural Engineering, NER 2019. IEEE Computer Society, p. 323-327 5 p. 8717057. (International IEEE/EMBS Conference on Neural Engineering, NER; vol. 2019-March).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    1 Scopus citations
  • 2018

    Creating neural 'co-processors' to explore treatments for neurological disorders

    Stanslaski, S., Herron, J., Fehrmann, E., Corey, R., Orser, H., Opri, E., Kremen, V., Brinkmann, B., Gunduz, A., Foote, K., Worrell, G. A. & Denison, T., Mar 8 2018, 2018 IEEE International Solid-State Circuits Conference, ISSCC 2018. Institute of Electrical and Electronics Engineers Inc., Vol. 61. p. 460-462 3 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    3 Scopus citations
  • Live demonstration: Continuous active probing and modulation of neural networks with a wireless implantable system

    Kremen, V., Brinkmann, B. H., Kim, I., Chang, S. Y., Van Gompel, J., Herron, J. A., Baldassano, S., Patterson, E. E., Litt, B., Denison, T. & Worrell, G. A., Mar 23 2018, 2017 IEEE Biomedical Circuits and Systems Conference, BioCAS 2017 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 1 1 p. (2017 IEEE Biomedical Circuits and Systems Conference, BioCAS 2017 - Proceedings; vol. 2018-January).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    3 Scopus citations
  • 2017

    Inter-ictal Seizure Onset Zone localization using unsupervised clustering and Bayesian Filtering

    Varatharajah, Y., Berry, B. M., Kalbarczyk, Z. T., Brinkmann, B. H., Worrell, G. A. & Iyer, R. K., Aug 10 2017, 8th International IEEE EMBS Conference on Neural Engineering, NER 2017. IEEE Computer Society, p. 533-539 7 p. 8008407. (International IEEE/EMBS Conference on Neural Engineering, NER).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    3 Scopus citations
  • 2016

    Feasibility of tracked electrodes for use in epilepsy surgery

    Holmes, D., Brinkmann, B., Hanson, D., Worrell, G., Robb, R. & Holton, L., 2016, Medical Imaging 2016: Image-Guided Procedures, Robotic Interventions, and Modeling. Webster, R. J. & Yaniv, Z. R. (eds.). SPIE, 97862M. (Progress in Biomedical Optics and Imaging - Proceedings of SPIE; vol. 9786).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Identifying epileptic source location and extent: An iterative sparse electromagnetic source imaging algorithm

    Sohrabpour, A., Lu, Y., Worrell, G. & He, B., Oct 13 2016, 2016 38th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2016. Institute of Electrical and Electronics Engineers Inc., p. 109-112 4 p. 7590652. (Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS; vol. 2016-October).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • 2015

    Connectivity of epileptic brain regions in wake and sleep

    Klimes, P., Duque, J. J., Jurak, P., Halamek, J. & Worrell, G. A., Nov 4 2015, Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS. Institute of Electrical and Electronics Engineers Inc., Vol. 2015-November. p. 2191-2194 4 p. 7318825

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    3 Scopus citations
  • Reliable seizure prediction from EEG data

    Cherkassky, V., Veber, B., Lee, J., Shiao, H. T., Patterson, N., Worrell, G. A. & Brinkmann, B., Sep 28 2015, Proceedings of the International Joint Conference on Neural Networks. Institute of Electrical and Electronics Engineers Inc., Vol. 2015-September. 7280327

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    3 Scopus citations
  • 2014

    Using functional MRI alone for localization in focal epilepsy

    Zhang, C. H., Lu, Y., Brinkmann, B., Welker, K., Worrell, G. & He, B., Nov 2 2014, 2014 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2014. Institute of Electrical and Electronics Engineers Inc., p. 730-733 4 p. 6943694. (2014 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2014).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    4 Scopus citations
  • 2013

    A multimodal platform for cloud-based collaborative research

    Wagenaar, J. B., Brinkmann, B. H., Ives, Z., Worrell, G. A. & Litt, B., 2013, 2013 6th International IEEE EMBS Conference on Neural Engineering, NER 2013. p. 1386-1389 4 p. 6696201. (International IEEE/EMBS Conference on Neural Engineering, NER).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    36 Scopus citations
  • EEG source imaging and connectivity analysis in epilepsy patients

    Lu, Y., Worrell, G. A., Zhang, H. C., Sohrabpour, A. & He, B., 2013, Conference Record of the 47th Asilomar Conference on Signals, Systems and Computers. IEEE Computer Society, p. 795-797 3 p. 6810395. (Conference Record - Asilomar Conference on Signals, Systems and Computers).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • 2012

    Dynamic seizure imaging in patients with extratemporal lobe epilepsy

    Lu, Y., Yang, L., Worrell, G. A., Brinkmann, B., Nelson, C. & He, B., 2012, 2012 Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2012. p. 6228-6231 4 p. 6347417. (Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    1 Scopus citations
  • Multivariate principal oscillation pattern analysis of ICA sources during seizure

    Mullen, T., Worrell, G. & Makeig, S., 2012, 2012 Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBC 2012. p. 2921-2924 4 p. 6346575. (Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    7 Scopus citations
  • 2011

    Dynamic imaging of ictal rhythmic activity using dense-array EEG

    Yang, L., Wilke, C., Brinkmann, B., Worrell, G. A. & He, B., Dec 26 2011, 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS 2011. p. 8271-8274 4 p. 6092039. (Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Electrocortical source imaging of intracranial EEG data in epilepsy

    Acar, Z. A., Palmer, J., Worrell, G. & Makeig, S., 2011, 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS 2011. p. 3909-3912 4 p. 6090971. (Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    12 Scopus citations
  • Modeling cortical source dynamics and interactions during seizure

    Mullen, T., Acar, Z. A., Worrell, G. & Makeig, S., 2011, 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS 2011. p. 1411-1414 4 p. 6090332. (Proceedings of the Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    22 Scopus citations
  • 2009

    Analysis of epileptogenic network properties during ictal activity

    Wilke, C., Worrell, G. A. & He, B., 2009, Proceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine, EMBC 2009. IEEE Computer Society, p. 2220-2223 4 p. 5334866. (Proceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine, EMBC 2009).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    12 Scopus citations
  • Metadata and annotations for multi-scale electrophysiological data

    Bower, M. R., Stead, M., Brinkmann, B. H., Dufendach, K. & Worrell, G. A., 2009, Proceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine, EMBC 2009. IEEE Computer Society, p. 2811-2814 4 p. 5333570. (Proceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine, EMBC 2009).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    7 Scopus citations
  • Multiscale electrophysiology format: An open-source electrophysiology format using data compression, encryption, and cyclic redundancy check

    Brinkmann, B. H., Bower, M. R., Stengel, K. A., Worrell, G. A. & Stead, M., 2009, Proceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine, EMBC 2009. IEEE Computer Society, p. 7083-7086 4 p. 5332915. (Proceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine, EMBC 2009).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    14 Scopus citations
  • Patch-basis electrocortical source imaging in epilepsy

    Acar, Z. A., Worrell, G. & Makeig, S., 2009, Proceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine, EMBC 2009. IEEE Computer Society, p. 2930-2933 4 p. 5333992. (Proceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine, EMBC 2009).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    8 Scopus citations
  • Reference signal impact on EEG energy

    Hu, S., Stead, M., Liang, H. & Worrell, G. A., Sep 10 2009, Advances in Neural Networks - ISNN 2009 - 6th International Symposium on Neural Networks, ISNN 2009, Proceedings. PART 3 ed. p. 605-611 7 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 5553 LNCS, no. PART 3).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    4 Scopus citations
  • The relationship between conductivity uncertainties and EEG source localization accuracy

    Wang, G., Yang, L., Worrell, G. & He, B., 2009, Proceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine, EMBC 2009. IEEE Computer Society, p. 4799-4802 4 p. 5332637. (Proceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society: Engineering the Future of Biomedicine, EMBC 2009).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    2 Scopus citations
  • 2008

    Head modeling and cortical source localization in epilepsy

    Acar, Z. A., Makeig, S. & Worrell, G., 2008, Proceedings of the 30th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS'08. IEEE Computer Society, p. 3763-3766 4 p. 4650027. (Proceedings of the 30th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS'08 - "Personalized Healthcare through Technology").

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    10 Scopus citations
  • Recurrence based deterministic trends in EEG records of epilepsy patients

    Zhang, W., Worrell, G. & He, B., 2008, 5th Int. Conference on Information Technology and Applications in Biomedicine, ITAB 2008 in conjunction with 2nd Int. Symposium and Summer School on Biomedical and Health Engineering, IS3BHE 2008. p. 391-394 4 p. 4570657. (5th Int. Conference on Information Technology and Applications in Biomedicine, ITAB 2008 in conjunction with 2nd Int. Symposium and Summer School on Biomedical and Health Engineering, IS3BHE 2008).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    5 Scopus citations
  • Removal of scalp reference signal and line noise for intracranial EEGs

    Hu, S., Stead, M. & Worrell, G. A., 2008, Proceedings of 2008 IEEE International Conference on Networking, Sensing and Control, ICNSC. p. 1486-1491 6 p. 4525455. (Proceedings of 2008 IEEE International Conference on Networking, Sensing and Control, ICNSC).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    6 Scopus citations
  • 2007

    The effect of recording reference on EEG: Phase synchrony and coherence

    Hu, S., Stead, M., Gardner, A. B. & Worrell, G. A., 2007, Advances in Neural Networks - ISNN 2007 - 4th International Symposium on Neural Networks, ISNN 2007, Proceedings. PART 2 ed. Springer Verlag, p. 1273-1280 8 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 4492 LNCS, no. PART 2).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    6 Scopus citations
  • 2006

    Spatio-temporal source localization and granger causality in ictal source analysis

    Ding, L., Worrell, G. A., Lagerlund, T. D. & He, B., 2006, 28th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, EMBS'06. p. 3670-3671 2 p. 4030489. (Annual International Conference of the IEEE Engineering in Medicine and Biology - Proceedings).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    5 Scopus citations
  • 2005

    Automatic detection of high frequency epileptiform oscillations from intracranial EEG recordings of patients with neocortical epilepsy

    Smart, O. L., Worrell, G. A., Vachtsevanos, G. J. & Litt, B., 2005, 2005 IEEE Region 5 and IEEE Denver Section Technical, Professional and Student Development Workshop. p. 53-58 6 p. 1614347. (2005 IEEE Region 5 and IEEE Denver Section Technical, Professional and Student Development Workshop; vol. 2005).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    16 Scopus citations
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