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Nicoladie Tam
Nicoladie Tam, Ph.D.
Nicoladie Tam EEG
Wireless EEG recording
Optical brain imaging
MRI brain
Brain imaging scan
EEG MRI 3D reconstruction
EEG source reconstruction
3D reconstruction of brain image
Brain signal analysis
Rovio mini-robot
Wireless robotics
Autonomous sensing robotics
Emotions Processing

Nicoladie Tam, Ph.D.


Associate Professor
Dept. of Biological Sciences
Div. of Physiology & Neurobiology
College of Arts and Sciences

University of North Texas

1155 Union Circle #305220
University of North Texas

Denton, Texas 76203-5017

Life Sciences Complex A246C (map)

(940) 565-3261 (office)
(940) 565-3821 (fax)



Faculty Profile

optical imaging using near-infrared spectroscopy (fNIRS)

Optical Imaging of the brain using

functional near-infrared spectroscopy

(fNIRS) to monitor brain activation by

detecting oxy- & deoxy-hemoglobin levels

with fiber-optics sensors and emitters.

Teaching (Spring semester, 2014)


Office hours: MWF 9-10 am (Life Sciences Complex A246C)


BIOL 1720.003 Biology for Science Majors II, MWF 11 am, CURY 104

BIOL 4220.001 Neuropsychopharmacology, MWF 11 am, ENV 110

BIOL 4221.001 Methods in Neuropsychopharmacology, W 4 pm, ENV 115

BIOL 4900.757 Special Problems, to be arranged

BIOL 5220.001 Neuropsychopharmacology, MWF 11 am, ENV 110

BIOL 5221.001 Methods in Neuropsychopharmacology, W 4 pm, ENV 115

BIOL 5900.757 Special Problems, to be arranged

BIOL 6900.757 Special Problems, to be arranged

Recent Publications




Tam, ND & Zouridakis, G (2014)  Temporal decoupling of oxy- and deoxy-hemoglobin hemodynamic responses detected by functional near-infrared spectroscopy (fNIRS). Journal of Biomedical Engineering and Medical Imaging. 1(2):18-28.

Tam, ND (2014)  Hexagonal pixel-array for efficient spatial computation for motion-detection pre-processing of visual scenes. Advances in Image and VideoProcessing. 2(2):26-36.

Tam, ND (2014)  Quantification of happy emotion: Proportionality relationship to gain/loss. Psychology and Behavioral Sciences. 3(2):60-67

Tam, ND (2014)  Quantification of happy emotion: Dependence on decisions. Psychology and Behavioral Sciences. 3(2):68-74

Tam, ND (2014)  Reduction of student's exam grade performance when spending more time in an exam. British Journal of Education, Society and Behavioural Science. 4(8):1125-1139

Tam, ND (2014) Quantification of fairness perception by including other-regarding concerns using a relativistic fairness-equity model. Advances in Social Sciences Research Journal. 1(4):159-168.

Tam, ND (2014) Quantification of fairness bias in relation to decisions using a relativistic fairness-equity model. Advances in Social Sciences Research Journal. 1(4):169-178.

Tam, ND & Zouridakis, G (2014) Decoding Movement Direction from Motor Cortex Recordings Using Near-Infrared Spectroscopy. Infrared Spectroscopy: Theory, Developments and Applications. Nova Science Publishers, Inc., Hauppauge, NY. (in press)

Tam, ND (2014) Optical imaging of prefrontal cortex hemodynamic response in executive function induced by increased cardiovascular activity. BMC Neuroscience 2014, 15(Suppl 1):P34.

Tam, ND (2014) Computational optimization problems in social interaction and empathic social emotion. BMC Neuroscience. 15(Suppl 1):P35.



Tam, ND (2014) A decision-making phase-space model for fairness assessment. (submitted)

Tam, ND (2014) Rational decision-making process choosing fairness over monetary gain as decision criteria. (submitted)

Tam, ND (2014) Experimental validation of the relativistic fairness-equity model by the fairness biases in fairness baseline and fairness sensitivity in the stimulus-response function. (submitted)

Tam, ND (2014) Theoretical derivation of fairness bias in fairness baseline and fairness sensitivity by the stimulus-response function using a relativistic fairness-equity model. (submitted)

Tam, ND (2014) Burst firing and intraburst period detection in spike trains.  (submitted)

Tam, ND (2014) Estimation of future spike firing rate by a predictive algorithm.  (submitted)

Tam, ND (2014) Computational logic gates and neural spike train processing.  (submitted)


Tam, ND & Zouridakis, G (2013)  Optical imaging of motor cortical hemodynamic response to directional arm movements using near-infrared spectroscopy. International Journal of Biological Engineering 3(2): 11-17. DOI: 10.5923/j.ijbe.20130302.01

Tam, ND (2013) Improvement of processing speed in executive function immediately following an increase in cardiovascular activity. Cardiovascular Psychiatry and Neurology. Vol. 2013, 21276 DOI:

Tam, ND (2013)  Digital equivalence of biological neural AND-gate, OR-gate and MIN-Gate.  International Journal of Computer and Information Technology. 2(5):822-827.


Tam, ND (2012) Optical imaging of motor cortical activation using functional near-infrared spectroscopy. BMC Neuroscience 13(Suppl 1):P27 doi:10.1186/1471-2202-13-S1-P27

Tam, ND (2012) Derivation of the evolution of empathic other-regarding social emotions as compared to non-social self-regarding emotions. BMC Neuroscience 13(Suppl 1):P27 doi:10.1186/1471-2202-13-S1-P28


Tam, DN (2011) Computation in Emotional Processing: Quantitative Confirmation of Proportionality Hypothesis for Angry Unhappy Emotional Intensity to Perceived Loss. Cognitive Computation. 3(2): 394-415. [Author generated preprint.pdf]

Tam, DN (2011) Quantification of emotional bias by an Emotional-Gain Model. BMC Neuroscience 12(Suppl 1):P326 doi:10.1186/1471-2202-12-S1-P326

Tam, DN (2011) Quantification of fairness bias by a Fairness-Equity Model. BMC Neuroscience 12(Suppl 1):P327 doi:10.1186/1471-2202-12-S1-P327

Tam, DN (2011) Gender difference of emotional bias in sharing love. BMC Neuroscience 12(Suppl 1):P328 doi:10.1186/1471-2202-12-S1-P328

Tam, DN (2011) Contributing factors in judgment of fairness by monetary value. BMC Neuroscience, 12(Suppl 1):P329 doi:10.1186/1471-2202-12-S1-P329


Research Projects


Computational Neuroscience Lab


Research areas:


Behavioral Neuroscience:


Neuroengineering Robot Control:

Cardiovascular-Cognitive Interactions:

  • Improvement of cognitive function induced by increased cardiovascular activity in physical exercise

Computational Neuroscience:

Experimental Neuroscience:

  • Optical Imaging using functional near-infrared spectroscopy (fNIRS) (ref)
  • EEG analysis
  • Motor control
  • Cognitive processing

Biological Basis of Gender Difference:

Graduate Students

  • Nina Cherian (MS student)
  • Lauren Ray (MS student)
  • Crystal Jackson (MS student)
  • Vanessa Star (MS student)
  • Nathan Peterson (MS student)
  • Aditya Dash (Ph.D. student)


In pursuit of Excellence and Happiness :)
Studying Life to Get Better Quality of Life
by creating a conducive environment
in developing higher intelligence and superior emotions.