California Institute of Technology

Caltech Campus Photos

Spencer Kellis, Ph.D.

The Andersen Lab

Office:
California Institute of Technology
Biology Division, Mail Code 216-76
1200 E. California Blvd.
Pasadena, CA 91125

Contact:
(626) 395-8337
skellis (at) vis.caltech.edu



Education


Journal Publications

  1. Stacey W. C., Kellis S., Greger B., Butson C. R., Patel P. R., Assaf T., Mihaylova T. and Glynn S. (2013), Potential for unreliable interpretation of EEG recorded with microelectrodes. Epilepsia. doi: 10.1111/epi.12202
  2. Smith E., Kellis S., House P., Greger B., Decoding stimulus identity from multi-unit activity and local field potentials along the ventral auditory stream in the awake primate: implications for cortical neural prostheses, 2013 Journal of Neural Engineering 10 016010.
  3. Stacey W. C., Kellis S., Patel P. R., Greger B., Butson C. R., Signal distortion from microelectrodes in clinical EEG acquisition systems 2012 Journal of Neural Engineering 9 056007.
  4. Kellis S., Miller K., Thomson K., Brown R., House P., Greger B., Decoding spoken words using local field potentials recorded from the cortical surface, 2010 Journal of Neural Engineering 7 056007.
  5. Kellis S.S., House P.A., Thomson K.E., Brown R., Greger B., "Human neocortical electrical activity recorded on nonpenetrating microwire arrays: applicability for neuroprostheses," Neurosurg Focus, vol. 27, p. E9, Jul 2009.
  6. Henrie J., Kellis S., Schultz S., Hawkins A., "Electronic color charts for dielectric films on silicon," Opt Express, vol. 12, pp. 1464-9, Apr 5 2004.

Conference Publications

  1. Stacey W.S., Kellis S., Butson C., Patil P., Assaf T., Mihaylova T., Glynn S., "Microelectrodes produce unreliable EEG recordings," 2012 NINDS/ANA Career Development Symposium Poster Session, Annals of Neurology vol. 72 p. S136.
  2. Kellis S., Hanrahan S., Davis T., House P. A., Brown R., Greger B., "Decoding hand trajectories from micro-electrocorticography in human patients," Conf Proc IEEE Eng Med Biol Soc, vol. 1, pp. 4091-4, 2012.
  3. Redd B., Kellis S., Gaskin N., Guthause M., Brown R., "Architecture for increased address space in an ultra-low-power microprocessor," 55th Intl Midwest Symp Circuits and Systems, vol. 1, pp. 125-8, 2012.
  4. Smith E.H., Kellis S. S., House P. A., Greger B., "Information transfer along the ventral auditory processing stream in the awake macaque," Conf Proc IEEE Eng Med Biol Soc, vol. 1, pp. 5178-81, 2012.
  5. Kellis S., Greger B., Hanrahan S., House P., Brown R., "Sensing millimeter-scale dynamics in cortical surface potentials for neural prosthetics," IEEE Sensors, 28-31 October 2011, Limerick, Ireland.
  6. Kellis S., Greger B., Hanrahan S., House P., Brown R., "Platinum microwire for subdural electrocorticography over human neocortex: millimeter-scale spatiotemporal dynamics," Conf Proc IEEE Eng Med Biol Soc, vol. 1, pp 4761-65, 2011.
  7. Redd B., Kellis S., Gaskin N., Brown R., "Scratchpad memories in the context of process scaling," 54th Midwest Symposium on Circuits and Systems, 2011.
  8. Kellis S., Miller K., Thomson K., Brown R., House P., Greger B., "Classification of spoken words using surface local field potentials," Conf Proc IEEE Eng Med Biol Soc, vol 1, pp 3827-30, 2010.
  9. Kellis S., Gaskin N., Redd B., Marsman E., Brown R., "Hybrid On-Chip Clocking for Sensor Nodes," presented at the International Symposium on System-on-Chip 2010, Tampere, Finland, 2010.
  10. Kellis S., Gaskin N., Redd B., Campbell J., Brown R., "Energy profile of a microcontroller for neural prosthetic application," in Circuits and Systems (ISCAS), Proceedings of 2010 IEEE International Symposium on, 2010, pp. 3841-3844.
  11. Kellis S., House P., Marsman E., Senger R., Gaskin N., Thomson K.E., Greger B., Brown R., "An Embedded System for Neural Prosthetics," presented at the 18th IEEE/IFIP International Conference on VLSI and System-on-Chip (VLSI-SoC), Florianopolis, Brazil, 2009.
  12. Baker J., Bishop W., Kellis S., Levy T., House P., Greger B., "Multi-scale recordings for neuroprosthetic control of finger movements," Conf Proc IEEE Eng Med Biol Soc, vol. 2009, pp. 4573-7, 2009.
  13. Spjut J., Boulos S., Kopta D., Brunvand E., Kellis S., "TRaX: A Multi-Threaded Architecture for Real-Time Ray Tracing," in Application Specific Processors, 2008. SASP 2008. Symposium on, 2008, pp. 108-114.
  14. Senger R., Marsman E. D., Kellis S., Brown R., "Methodology for instruction level power estimation in pipelined microsystems," Austin Conf. on Integrated Systems and Circuits (ACISC) 2007.


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