Dissertation
Kopčo N (2003) Spatial
hearing, auditory sensitivity, and pattern recognition in noisy environments,
Graduate School of Arts and Sciences, Boston University. Published
by UMI.
Journal papers
Kopco, N, I-F Lin, BG Shinn-Cunningham, and JM Groh (2009).
Reference frame of the ventriloquism aftereffect.
Journal of Neuroscience, 29(44):13809-13814; doi:10.1523/JNEUROSCI.2783-09. (supplementary
material, link to
journal).
Kopco, N and BG Shinn-Cunningham (2008). Influences
of modulation and spatial separation on detection of a masked broadband target, Journal of the Acoustical Society of America, 124, 2236-2250.
Best, V, Ozmeral, EJ, Kopco, N, and BG Shinn-Cunningham (2008) Object continuity
enhances selective auditory attention, Proceedings of the National Academy
of Sciences of the USA, 105, 13174-13178.
N Kopčo,
V Best, and BG Shinn-Cunningham (2007). Sound localization with a preceding distractor, Journal of the Acoustical Society of America, 121, 420-432.
BG Shinn-Cunningham, N Kopčo, and T Martin (2005). Localizing
nearby sound sources in a classroom: binaural room impulse responses, Journal of the Acoustical Society of America, 117, 3100-3115.
Kopčo N and GA
Carpenter (2004) PointMap:
A Real-Time Memory-Based Learning System with On-line and Post-Training Pruning,
International Journal of Hybrid Intelligent Systems, 1, 57-71 (scanned
version). Sample implementation of PointMap
is available here.
Kopčo N and BG
Shinn-Cunningham (2003) Spatial
unmasking of nearby pure-tone targets in a simulated
anechoic environment, J Acoust Soc Am, 114,
2856-2870.
Shinn-Cunningham BG, J Schickler,
N Kopčo, and RY Litovsky
(2001) "Spatial
Unmasking of Nearby Speech Sources in a Simulated Anechoic Environment",
J Acoust Soc Am, 110(2), 1118-1129.
Shinn-Cunningham BG, SG Santarelli,
and N Kopčo (2000) "Tori of confusion: Binaural cues for sources within reach
of a listener," J Acoust Soc Am, 107(3),
1627-1636.
Kopčo N, Sinčák P, and S Kaleta
(2000) "ARTMAP
neural networks for multispectral image classification." Journal of
Advanced Computational Intelligence, 4(4), 246-250.
Veregin H, P Sinčák, and N Kopčo (2000) "Enhancement
of Classification Accuracy Using Conflation Procedures," Geocarto International, 15(1), 11-18.
Sinčák P, H Veregin, and N Kopčo
(1998) "Computational
Intelligence for Classification of Remotely Sensed Images," Neural
Network World, 5, 577-593.
Conference papers and book
chapters
Andoga R, Tomoriová B, and Kopčo N
(2008) Vplyv fixácie očí
na krosmodálne
riadenie pozornosti pri priestorovom sluchovom vnímaní (Influence
of eye fixation on the crossmodal control of
attention in spatial hearing). In:
Zborník z konferencie Kognice a umělý život VIII, Praha.
Tomoriová B and Kopčo N (2008) Auditory
Spatial Cuing for Speech Perception in a Dynamic Multi-talker Environment.
In: Proceedings of the 6th
International Symposium on Applied Machine Intelligence and Informatics, Herlany, Slovakia, January 21 - 22, 2008.
Kopčo N, S Santarelli, V Best,
and B Shinn-Cunningham (2007) Simulating distance cues in virtual reverberant
environments. In: Proceedings of the 19th International
Congress on Acoustics, Madrid, Spain, Sept 2-7, 2007.
Andoga R and Kopčo N (2007) Mozgové štruktúry a mechanizmy
riadenia strategickej pozornosti (Cortical structures and
mechanisms of the control of strategic attention). Chapter based on our paper
from KUZ 2005. V. Kvasnička, P. Trebatický, J. Pospíchal a J. Kelemen: Myseľ, inteligencia a život. STU vydavateľstvo, Bratislava, 2007.
Andoga R, Tomoriová B, and Kopčo N (2007) Závislosť priestorového sluchového
vnímania na
modalite riadenia pozornosti (Influence of the modality of attentional control on spatial auditory perception). In: Zborník z konferencie Kognícia a
umelý život VII, Smolenice, May 28 – 31, 2007.
Kopčo N, M Podolinský (2006) Across-frequency Endogénna pozornosť a priestorový sluch (Endogenous attention and spatial hearing).
In: Proceedings of the Kognice ’06 conference, Praha, Oct 6-7, 2006.
Kopčo N (2005) Across-frequency integration in spatial release from masking. In: Proceedings of the Forum Acusticum
conference, Budapest, 29 Aug - 2 Sept 2005.
Ueno K, Kopčo N, and Shinn-Cunningham B (2005) Calibration of speech perception to room reverberation.
In: Proceedings of the Forum Acusticum conference,
Budapest, 29 Aug - 2 Sept 2005.
Andoga R and Kopčo N (2005) Mozgové štruktúry a mechanizmy
riadenia strategickej pozornosti (Cortical structures and
mechanisms of the control of strategic attention.). In: Kvasnička
V., Pospíchal J., Kelemen
J. Zborník z konferencie Kognícia a umelý
život V, Smolenice, 30. mája – 2. júna 2005 (presentation in PowerPoint).
Lane CC, Kopčo N, Delgutte B,
Shinn-Cunningham BG and Colburn HS (2004) A cat's cocktail party: Psychophysical, neurophysiological
and computational studies of spatial release from masking.
In: Auditory signal processing: Physiology, psychoacoustics, and models. (Pressnitzer, D., de Cheveigné, A,
McAdams, S., and Collet, L., eds), pp 327-333, Springer, New York. (Proc.
International Symposium on Hearing, Dourdan, France,
Aug. 24-29, 2003)
Kopčo N, M Schoolmaster, and BG Shinn-Cunningham (2004) Learning to Judge Distance of Nearby Sounds in Reverberant
and Anechoic Environments. (Invited presentation) In: Proc.
Joint congress CFA/DAGA '04 22.-25.03.2004 in Strasbourg, France (abstract)
Kopčo N, D Celjuska, M Puszta, M Racek, and M Sarnovsky (2004) Effect of spectral content and learning on auditory distance
perception. In: Proc. 2nd Slovak-Hungarian Joint Symposium on
Applied Machine Intelligence, Herlany, Slovakia, Jan 16-17, 2004.
N Kopčo (2003) "Sluchové priestorové vnímanie a jeho neurálny kód“
(Auditory spatial perception and its neural code) In Sinčák
et al. (Eds.) Slovensko-české rozpravy o umelej inteligencii (Collection of papers presented at the 3rd
Slovak-Czech Seminar on Cognition, Artificial life, and Computational
intelligence CALCI 2003, May 15-17, 2003, Stará Lesná, Slovakia), pp. 213-218
Kopčo, N and BG Shinn-Cunningham (2002) "Effects of Cuing on Perceived Location of Auditory Sources,"
In Sinčák et al. (Eds.) Intelligent Technologies
- Theory and Applications (Collection of papers presented at the 2nd
Euro-International Symposium on Computational Intelligence, Kosice, Slovakia,
June 16-19, 2002). IOS Press. pp. 201-209.
Kopčo, N and BG Shinn-Cunningham (2002) "Auditory Localization in Rooms: Acoustic Analysis and
Behavior," In: Proceedings of The
32nd International Acoustical Conference - EAA symposium "ACOUSTICS BANSKA
STIAVNICA 2002" September 10 - 12, 2002.
Shinn-Cunningham,
BG, JG Desloges, and N Kopčo (2001) "Empirical and modeled acoustic transfer functions in a
simple room: Effects of distance and direction," In
Proceedings of the 2001 IEEE Workshop on Applications of Signal Processing to
Audio and Acoustics, New Pfaltz, NY, 19-24 October
2001, 183-186.
Kopčo N and GA
Carpenter (2000) "Graded Signal Functions for ARTMAP Neural Networks,"
In Sinčák et al. (Eds.) The Stane
of the Art in Computational Intelligence (Collection of papers presented at the
European Symposium on Computational Intelligence, Kosice, Slovakia, Aug 30 -
Sept 1, 2000). Physica-Verlag. pp. 9-14.
Kopčo, N, P Sinčák, and H Veregin (1999) "Extended Methods for Classification of Remotely Sensed
Images Based on ARTMAP Neural Networks," In Reusch B. (Ed.) Cmputational
Intelligence, Theory and Applications, International Conference, 6th Fuzzy
Days, Dortmund, Germany, May 25-28, 1999, Proceedings, pp. 206-219.
Kopčo, N, P Sinčák, and S
Molnar (1999) "Evaluation of dependence on cluster representation in ARTMAP
classifiers," In Proc. of the 3rd IEEE International
Conference on Intelligent Engineering Systems INES-99, Stará
Lesná, Slovakia, pp. 377-381.
Conference
abstracts, posters, and presentations
Tomoriová B, Kopčo N, and R Andoga (2010). " Temporal
Characteristics of Task-Dependent Contextual Shifts in Sound
Localization," Presented at the 32nd MidWinter
meeting of the Association for Research in Otolaryngology, Annaheim,
CA. (abstract)
Kopčo, N, V Best, S Carlile (2009). “Localizing a speech target in a multitalker mixture. (A)” J.
Acoust. Soc. Am., 125, 2691.
(Presented at the 155th meeting of the Acoustical Society of
America, Portland, OR). (abstract, powerpoint)
Tomoriová B, Andoga R, Barto M and N Kopčo (2008) “Temporal profile of
contextual adaptation in horizontal sound localization,” Proceedings of the
13th International Conference on Cognitive and Neural Systems, Boston, MA, May
2009. (abstract, poster)
Ozmeral E, Best V, C
McGuffin, B Hurd, N Kopco, and B Shinn-Cunningham
(2009). "Exploring how auditory spatial
continuity enhances speech perception," Presented at the 32nd MidWinter meeting of the Association for Research in
Otolaryngology, Baltimore, MD, USA. (abstract, poster)
Kopčo N, Tomoriová B, Andoga R, and M Barto (2009). " Temporal Characteristics of
Task-Dependent Contextual Shifts in Sound Localization," Presented at the
32nd MidWinter meeting of the Association for
Research in Otolaryngology, Baltimore, MD. (abstract, PDF)
Tomoriová B, Andoga R and N Kopčo (2008) “Influence of eye
fixation on the effects of visual and auditory cuing in sound localization,”
Proceedings of the 12th International Conference on Cognitive and Neural
Systems, Boston, MA, May 2008. (abstract)
Tomoriová B, Andoga R and N Kopčo (2008) Effects of
modality-dependent cuing and eye movements on sound localization. J. Acoust. Soc. Am., (Presented at the joint meeting Acoustics
’08 Paris: 155th Meeting of the Acoustical Society of America, 5th FORUM
ACUSTICUM, and 9th Congrčs Français
d’Acoustique, Paris, France, 29 June-4 July 2008). (abstract)
Ozmeral E, Best V, Kopco N, Mason C, Kidd G Jr, and
B Shinn-Cunningham (2008). "Dynamic aspects of auditory spatial attention," Presented at
the 31st MidWinter meeting of the
Association for Research in Otolaryngology, Phoenix, Arizona, USA, February 16
-21, 2008. (abstract)
Kopčo N, Lin, I-F. Shinn-Cunningham B, Groh JM (2008). "Visual calibration of auditory spatial perception in humans and
monkeys," Presented at the 31st MidWinter
meeting of the Association for Research in Otolaryngology, Phoenix, Arizona,
USA, February 16-21, 2008. (abstract)
Kopčo N, Lin, I-F.
Shinn-Cunningham B, Groh JM (2007) "Visually-induced
auditory spatial adaptation in monkeys and humans," Society for
Neuroscience, San Diego, CA. (abstract)
Lin, I-F, Kopčo N, Groh JM, Shinn-Cunningham B (2007) "Characteristics of visually-induced auditory spatial
adaptation," J. Acoust. Soc. Am., (Presented at th
153th meeting of the Acoustical Society of America, Salt Lake City, UT). (abstract)
Kopčo, N , Tomoriová,
B, Andoga, R. (2007)
"Visual and auditory hemispheric cuing in horizontal sound
localization.," J. Acoust. Soc. Am., (Presented
at th 153th meeting of the
Acoustical Society of America, Salt Lake City, UT). (abstract)
Kopčo, N , Tomoriová, B, Andoga, R. (2007) “Eye fixation and
visual cuing in horizontal sound localization,” Proceedings of the 11th
International Conference on Cognitive and Neural Systems, Boston, MA, May 2007.
(abstract)
Ueno K, Kopčo N, and Shinn-Cunningham B (2006). " Calibration
of consonant perception in room reverberation," J. Acoust.
Soc. Am., (Presented at th
151th meeting of the Acoustical Society of America, Honolulu, HI). (abstract)
Andoga, R., Bernát, M., Tomoriová, B, Kopčo, N (2006). "Spatial Modality-dependant attentional
control in human sound localization," Proceedings of the 10th
International Conference on Cognitive and Neural Systems, Boston, MA, May 2006.
(abstract)
Kopčo, N. (2006) „Click vs. click-click
vs. blink-click: Factors influencing human sound localization in the horizontal
plane,” Invited lecture at the Acoustics Research Institute, Austrian Academy
of Sciences, Vienna, Apr 2006 (abstract)
Kopčo, N, Jacobsen JJ, and BG
Shinn-Cunningham (2006). "Spatial Effect of roving on spatial release from masking for
amplitude modulated noise stimuli," J. Acoust.
Soc. Am., (Presented at th
150th meeting of the Acoustical Society of America, Providence, RI). (abstract)
Kopčo, N and BG
Shinn-Cunningham (2005). "Spatial release from masking for amplitude
modulated and non-modulated noise stimuli," J. Acoust.
Soc. Am., (Presented at th
149th meeting of the Acoustical Society of America, Vancouver, Canada). (abstract)
Kopčo N, Best V
and BG Shinn-Cunningham (2005). " Click versus Click-Click: Influence of a Preceding Stimulus on
Sound Localization," Presented at the 28th MidWinter
meeting of the Association for Research in Otolaryngology, New Orleans, LA,
February 19-24. (abstract in
PDF)
Schoolmaster,
M, N Kopčo, and BG Shinn-Cunningham (2004). "Auditory
distance perception in fixed and varying simulated acoustic environments,"
J. Acoust. Soc. Am., (Presented at th 147th meeting of the Acoustical
Society of America, New York, NY). (abstract in
PDF)
Kopčo N and BG
Shinn-Cunningham (2004). " Effects of Spectral Content on Distance
Perception in Reverberant Space," Presented at the MidWinter
meeting of the Association for Research in Otolaryngology, February 22-26,
2004, Daytona Beach, Florida. (abstract in
PDF)
Schoolmaster, M, N Kopčo, and BG
Shinn-Cunningham (2003). "Effects of reverberation and experience on
distance perception in simulated environments," J. Acoust.
Soc. Am., (Presented at the 145th meeting of the Acoustical Society of America,
Nashville, TN). (abstract in HTML)
Kopčo, N, CC Lane,
and BG Shinn-Cunningham (2003). "Spatial Unmasking of Chirp Trains in a Simulated Anechoic
Environment: Behavioral Results and Model Predictions," Presented at the MidWinter meeting of the Association for Research in
Otolaryngology, February 23-27, 2003, Daytona Beach, Florida. (abstract in PDF)
Kopčo, N and BG
Shinn-Cunningham (2002). "Effect of Cuing on Sound Localization Accuracy in a Room,"
Presented at the MidWinter meeting of the Association
for Research in Otolaryngology, Jan 27-31, 2002, St. Petersburg, Florida. (abstract in
PDF)
Shinn-Cunningham, BG, S Constant, and N Kopčo (2002). "Spatial unmasking of speech in
simulated anechoic and reverberant rooms," Presented at the MidWinter meeting of the Association for Research in
Otolaryngology, Jan 27-31, 2002, St. Petersburg, Florida. (abstract in
PDF)
Shinn-Cunningham
BG, and N Kopčo (2002). "Effects of reverberation on spatial
auditory performance and spatial auditory cues," J. Acoust.
Soc. Am., 111(5 Pt.2), 2440 (Presented at th
143th meeting of the Acoustical Society of America, Pittsburg, PA). (abstract in
PDF)
Kopčo, N, T Brown,
and B Shinn-Cunningham (2001). "Effect of listener location on localization cues and localization
performance in a reverberant room," Presented at the MidWinter
meeting of the Association for Research in Otolaryngology, Feb 3-7, 2001, St.
Petersburg, Florida. (abstract)
Kopčo, N, A Ler,
and B Shinn-Cunningham (2001). "Effect of auditory cuing on azimuthal
localization accuracy," J. Acoust. Soc.
Am. 109(5), 2377 (Presented at th
141th meeting of the Acoustical Society of America, Atlanta, GA). (abstract in
PDF)
Shinn-Cunningham BG, L Mraz, N Kopčo (2001). "Effect of reverberation on spatial unmasking for
nearby speech sources," J. Acoust. Soc.
Am., 109(5), 2486 (Presented at th
141th meeting of the Acoustical Society of America, Chicago, IL). (abstract in
PDF)
Kopčo, N, and B
Shinn-Cunningham (2000). "Spatial unmasking of nearby pure-tone sources in
a simulated anechoic environment," J. Acoust.
Soc. Am. 107(5 Pt. 2), 2849 (Presented at th
139th meeting of the Acoustical Society of America, Atlanta, GA). (abstract in
PDF)
Schickler, J, N Kopčo, B Shinn-Cunningham, and RY Litovsky (2000). "Spatial unmasking of nearby
speech sources in a simulated anechoic environment," J. Acoust. Soc. Am. 107(5 Pt. 2), 2849 (Presented at th 139th meeting of the Acoustical
Society of America, Atlanta, GA). (abstract in
PDF)
Santarelli, SG, N Kopčo, and B Shinn-Cunningham (2000). "Distance
judgments of nearby sources in a reverberant room: Effects of stimulus
envelope," J. Acoust. Soc. Am. 107(5 Pt.
2), 2822 (Presented at th
139th meeting of the Acoustical Society of America, Atlanta, GA). (abstract in
PDF)
Shinn-Cunningham, B.G., Santarelli, S., and Kopčo, N. (2000). "Distance perception of nearby sources in
reverberant and anechoic listening conditions: Binaural versus monaural
cues." Presented at the MidWinter meeting
of the Association for Research in Otolaryngology, St. Petersburg, Florida (abstract)
Kopčo, N, and Carpenter G. A. (2000) "Fuzzy ARTMAP systems with graded signal function and with
point-box coding" Presented at the Fourth International Conference on
Cognitive and Neural Systems, Boston, MA (abstract in PDF, presentation in PowerPoint)
Santarelli, SG, N Kopčo, and B Shinn-Cunningham (1999) "Near-field localization in echoic rooms," J. Acoust. Soc. Am. 105(2 Pt. 2), 1024
(Presented at the 137th meeting of the Acoustical Society of America, Berlin,
Germany). (abstract in
PDF, poster in PDF)
Santarelli, SG, N Kopčo, and B
Shinn-Cunningham (1999) "Localization of
near-field sources in a reverberant room," Presented at the MidWinter meeting of the Association for Research in
Otolaryngology, St. Petersburg, Florida. Abstract #103, Date 2/14/99, Session
E4, Poster (B71) (abstract)
Kopčo, N, P Sinčák, and R Jaksa (1999) "Methods for analysis
and enhancement of neural network classification of remotely sensed
images" Presented at the Third International Conference on Cognitive and
Neural Systems, Boston, MA (presentation in PowerPoint)