Selected Publications
The most recent publications are available at my research group page.
Dimitriadis S, Laskaris N., Tzelepi A.
"On the Quantization of time-varying phase synchrony patterns into distinct Functional Connectivity Microstates (FCμstates) in a multi-trial visual ERP paradigm"
Brain Topography, 2013
Iakovidou N., Dimitriadis S., Laskaris N.,et al.
"On the discovery of group-consistent graph substructure patterns from brain networks"
Journal of Neuroscience Methods, 2013
doi
Liparas D., Laskaris N., Angelis L.
"Incorporating Resting State Dynamics in the Analysis of Encephalographic Responses by means of the Mahalanobis - Taguchi Strategy".
Expert Systems with Applications, 2013
doi
Laskaris N. et al.
"Improved detection of amnestic MCI by means of Discriminative Vector Quantization of Single-Trial cognitive ERP responses"
Journal of Neuroscience Methods. vol. 212 (2): 344–354, 2013
doi
Ioannides A., Dimitriadis S., Saridis G., Voultsidou M., Poghosyan V., Liu L. and Laskaris N.
"Source Space Analysis of Event-Related Dynamic Reorganization of Brain Networks"
Computational and Mathematical Methods in Medicine, vol. 2012, Article ID 452503, doi:10.1155/2012/452503
Dimitriadis S., Kanatsouli K., Laskaris N. et al.
"Surface EEG shows that functional segregation via phase coupling contributes to the neural substrate of mental calculations".
Brain and Cognition. vol. 80(1): 45-52, 2012.
doi
Adamos D., Laskaris N. et al.
"In quest of the missing neuron: Spike sorting based on dominant-sets clustering".
Computer Methods and Programs in Biomedicine. vol. 107(1): 28–35, 2012.
doi
Dimitriadis S., Laskaris N. et al.
"Analyzing Functional Brain Connectivity by Means of Commute Times: A New Approach and its Application to Track Event-Related Dynamics".
IEEE Trans. Biomed. Engineering .vol 59(5): 1302-1309, 2012 10.1109/TBME.2012.2186568
Dimitriadis S., Laskaris N. et al.
"A novel symbolization scheme for multichannel recordings with emphasis on phase information and its application to differentiate EEG activity from different mental tasks".
Cognitive Neurodynamics. vol.6(1):107-113, 2012
doi
Dimitriadis S., Laskaris N. et al.
"An EEG study of brain connectivity dynamics at the resting state"
Nonlinear Dynamics Psychology and Life Sciences . vol.16(1): 5-22, 2012
Dimitriadis S., Laskaris N. et al.
"Tracking brain dynamics via time-dependent network analysis"
Journal of Neuroscience Methods, vol. 193(1): 145-155, 2010 doi
Adamos D., Laskaris N. et al.
"NASS: an empirical approach to Spike Sorting
with overlap resolution based on a hybrid Noise-Assisted methodology"
Journal of Neuroscience Methods , vol. 190(1): 129-142, 2010 doi
Dimitriadis S., Laskaris N. et al.
"What does delta band tell us about cognitive processes: A mental calculation study"
Neuroscience Letters, vol. 483(1): 11-15, 2010 doi
Tzelepi A., Laskaris N. et al.
"Saccades and attention shifts to horizontal and vertical targets: an MEG study"
Brain Research. vol.1321: 105-116. 2010. doi
Laskaris N., Zafeiriou S., Garefa L.,
"Use of Random Time-Intervals (RTIs) Generation for Biometric Verification"
Pattern Recognition. vol.42(11) : 2787-2796, 2009. doi
Zigkolis C., Laskaris N.,
"Using conditional FCM to mine event-related brain dynamics"
Computers in Biology and Medicine. vol.39(4):346-354, 2009. doi
Dimitriadis S., Laskaris N. et al.
"Characterizing Dynamic Functional Connectivity Across Sleep Stages from EEG"
Brain Topography. vol.22(2):119-133, 2009. doi
Laskaris N., Zafeiriou S.
"Beyond FCM: Graph-theoretic post-processing algorithms for learning and representing the data structure"
,
Pattern Recognition. vol. 41(8) : 2630– 2644, 2008. doi
Laskaris N. et al.
"A Manifold Learning approach
to understanding and characterizing olfactory responses from optical-recordings"
IEEE Engineering in Medicine and Biology, vol. 27(2): 69-79, 2008. doi
Theoharatos Ch, Laskaris N. et al.
"On the perceptual organization of image databases
using cognitive discriminative biplots"
EURASHIP Journal on Applied Signal Processing. vol 2007(1), (Art.ID 68165 ), 2007. doi
Theoharatos Ch, Laskaris N. et al.
"Combining self-organizing neural nets with multivariate statistics
for efficient color image retrieval"
Computer Vision and Image Understanding. vol.102(13): 250-258, 2006. doi
Theoharatos Ch, Laskaris N., Fotopoulos S.
"A Generic Scheme for color image retrieval based on the Wald-Wolfowitz test"
IEEE Transaction on Knoweledge Data Engneering. vol.17(6): 808-819, 2005. doi
Laskaris N., Fotopoulos S.
"A novel training scheme for Neural-Network based Vector Quantizers
and its application in Image Compression"
Neurocomputing. vol.61: 421-427, 2004. doi
Laskaris N., Fotopoulos S., Ioannides A.
"Mining Information from event-related recordings"
IEEE Signal Processing Magazine. vol.21(3):,66-77, 2004. doi
Ioannides A., Corsi-Cabrera M., Fenwick P., Portilla Y., Laskaris N. et al.
"MEG tomography of human cortex and brainstem activity in waking and REM sleep saccades"
Cerebral Cortex. vol.14: 56-72, 2004. doi
Laskaris N. , Liu L.C., Ioannides A.
"Single-Trial Variability in Early Visual Neuromagnetic Responses:
An Explorative Study based on the Regional Activation Contributing to the N70m peak"
NeuroImage. vol.20(2): 765-783, 2003. doi
Liu L.C., Fenwick P., Laskaris N. et al.
"The human SI response contains components related to stimulus frequency and perception
in a frequency discrimination task"
Neuroscience. vol.121(1) :141-154, 2003. doi
Laskaris N., Ioannides A.
"Semantic Geodesic Maps : a Unifying Geometrical Approach
for studying the Structure and Dynamics of Single Trial Evoked Potential Signals"
Clinical Neurophysiology. vol.113(8):1209-1226, 2002. doi
Ioannides A., Kostopoulos G., Laskaris N., et al.
"Timing and connectivity in the human somatosensory cortex from single trial mass electrical activity"
Human Brain Mapping. vol.5(4); pp.231-246, 2002. [10.1002/hbm.10023] doi
Laskaris N., Ioannides A.:
"Exploratory data analysis of evoked response single trials based on minimal spanning tree"
Clinical Neurophysiology. vol.112(4): 698-712, 2001. doi