Machine
Learning
Group
2013

Yunjun Nam, Bonkon Koo, Andrzej Cichocki, and Seungjin Choi (2013),
"GOMFace: GKP, EOG, and EMGbased multimodal interface with applications
to humanoid robot control,"
IEEE Transactions on Biomedical Engineering,
August 28, 2013. (accepted)
("will be available")

Yoongsoo Kim, Seungmin Han, Seungjin Choi, and Daehee Hwang (2013),
"Inference of dynamic networks using timecourse data,"
Briefings in Bioinformatics,
2013. (accepted)

Heeyoul Choi, Seungjin Choi, Yoonsuck Choe (2013),
"Parameter learning for alphaintegration,"
Neural Computation,
vol. 25, no. 6, pp. 15851604, June 2013.

YongDeok Kim and Seungjin Choi (2013),
"Variational Bayesian view of weighted trace norm regularization
for matrix factorization,"
IEEE Signal Processing Letters,
vol. 20, no. 3, pp. 261264, March 2013.

Sunho Park and Seungjin Choi (2012),
"Maxmargin embedding for multilabel learning,"
Pattern Recognition Letters,
vol. 34, no. 3, pp. 292298, February 1, 2013.
2012
 Young Min Oh, Jong Kyoung Kim, Seungjin Choi,
and JooYeon Yoo (2012),
"Identification of cooccurring transcription factor binding sites
from DNA sequence using clustered position weight matrices,"
Nucleic Acids Research, vol. 40, no. 5, March 2012.

Yunjun Nam, Qibin Zhao, Andrzej Cichocki, and Seungjin Choi (2012) "TongueRudder: A GlossokineticPotentialBased TongueMachine Interface," IEEE Trans. Biomed. Engineering 59(1): 290299.
2011

Minje Kim, Jiho Yoo, Kyeongok Kang, and Seungjin Choi (2011),
"Nonnegative matrix partial cofactorization for spectral and
temporal drum source separation," IEEE Journal of Selected Topics in Signal Processing, October 2011.

Jong Kyoung Kim and Seungjin Choi (2011),
"Probabilistic models for semisupervised discriminative
motif discovery in DNA sequences,"
IEEE/ACM Transactions on Computational Biology and Bioinformatics, September/October 2011.

Shounan An, Jiho Yoo, and Seungjin Choi (2011),
"Manifoldrespecting discriminant nonnegative matrix factorization,"
Pattern Recognition Letters, April 15, 2011.

Yongsoo Kim, TaekKyun Kim, Yungu Kim, Jiho Yoo, Sung Yong Yoo,
Inyoul Lee, George Carlson, Leroy Hood, Seungjin Choi, and Daehee Hwang (2011),
"Principal network analysis: Identification of subnetworks representing
major dynamics using gene expression data,"
Bioinformatics, February 1, 2011.
2010

Jiho Yoo and Seungjin Choi (2010),
"Orthogonal nonnegative matrix trifactorization for coclustering:
Multiplicative updates on Stiefel manifolds,"
Information Processing and Management, September 2010.

Jiho Yoo and Seungjin Choi (2010),
"Nonnegative matrix factorization with orthogonality constraints,"
Journal of Computing Science and Engineering, June 2010.
 Hyekyoung Lee, Jiho Yoo, and Seungjin Choi (2010),
"
Semisupervised nonnegative matrix factorization, "
IEEE Signal Processing Letters, January 2010.
2009
 Hyohyeong Kang, Yunjun Nam, and Seungjin Choi (2009), " Composite common spatial pattern for subjecttosubject transfer," IEEE Signal Processing Letters, ol. 16, no. 8, pp. 683686, August 2009.
 Seunghak Lee and Seungjin Choi (2009), "Landmark MDS ensemble," Pattern Recognition, 2009. (in press)
 Jong Kyoung Kim and Seungjin Choi (2009), "Clustering with rregular graphs," Pattern Recognition, 2009. (in press)
2008
 Sunho Park and Seungjin Choi (2008), "A constrained sequential EM algorithm for speech enhancement", Neural Networks, 2008.
 Andrzej Cichocki, Seungjin Choi, Qibin Zhao, Yoshikazu Washizawa, Yuanqing Li, Hyekyoung Lee, Tomasz Rutkowski, Hovagim Bakardjian, AnhHuy Phan, Liqing Zhang (2008), "Noninvasive braincomputer interface: Current trends and challenges in signal processing  Multiway array decompositions" IEEE Computer, October, 2008.
 Andrzej Cichocki, Hyekyoung Lee, YongDeok Kim, and Seungjin Choi (2008), "Nonnegative matrix factorization with alphadivergence" Pattern Recognition Letters, 2008.
 Dong Wook Lee, Jong Kyoung Kim, Sumin Lee, Seungjin Choi, Sanguk Kim, and Inhwan Hwang (2008), " Arabidopsis nuclearencoded plastid transit peptides contain multiple sequence subgroups with distinctive chloroplasttargeting sequence motifs," Plant Cell, 2008.
 Sookjeong Kim, Jong Kyoung Kim, and Seungjin Choi (2008), "Independent arrays or independent time courses for gene expression time series data analysis," Neurocomputing, 2008.
2007
 B. I. Lee, J. S. Lee, D. S. Lee, W. J. Kang, J. J. Lee, and S. Choi (2007) "A clinical application of ensemble ICA to the quantification of myocardial blood flow in dynamic PET," Journal of VLSI Signal Processing, vol. 49, pp. 233241, November 2007. (Special Issue: Data Fusion for Medical, Industrial, and Environmental Applications. Guest Editors: Danilo Mandic and Dragan Obradovic)
 Sun Ho Lee and Seungjin Choi (2007), "Twodimensional canonical correlation analysis," IEEE Signal Processing Letters, vol. 14, no. 10, pp. 735738, October 2007. See our technical report (longer version where multiple data sets are also considered).
 Hyekyoung Lee, YongDeok Kim, Andrzej Cichocki, and Seungjin Choi (2007), "Nonnegative tensor factorization for continuous EEG classification," International Journal of Neural Systems, 2007. vol. 17, no. 4, pp. 305317, August 2007.
 H. Choi and S. Choi (2007), "Robust kernel Isomap," Pattern Recognition, vol. 40, no. 3, pp. 853862, March 2007. (Matlab codes)
 H. Choi and S. Choi (2007), "A relative trustregion algorithm for independent component analysis," Neurocomputing, 2007. vol. 70, pp. 15021510, March 2007.
 J. H. Ahn, J. H. Oh, and S. Choi (2007), "Learning principal directions: Integratedsquarederror minimization," Neurocomputing, 2007. vol. 70, pp. 13721381, March 2007.
2006
 S. Choi (2006), "Differential learning algorithms for decorrelation and independent component analysis," Neural Networks, vol. 19, no. 10, pp. 15581567, December 2006.
 J. K. Kim, S. Y. Bang, and S. Choi (2006), "Sequencedriven features for prediction of subcellular localization of proteins," Pattern Recognition, vol. 39, no. 12, pp. 23012311, December 2006.
 J. Kim and S. Choi (2006), "Semidefinite spectral clustering," Pattern Recognition, vol. 39, no. 11, pp. 20252035, November 2006.
 B. I. Yoo, S. Kim, S. Choi, Y. Y. Kim, and J. S. Kwon (2006), "Development of a separation algorithm for peak signals and its application to eventrelated brain potentials," Journal of the Korean Physical Society, vol. 49, no. 4, pp. 16671674, October 2006.
 S. Choi, J. H. Ahn, and A. Cichocki (2006), "Constrained projection approximation algorithms for principal component analysis," Neural Processing Letters, vol. 24, no. 1, pp. 5365, August 2006.
 S. Choi (2006), "Coupled Helmholtz machine for PCA," Electronics Letters, vol. 42, no. 16, pp. 936937, August 3, 2006.
 J. K. Kim, G. P. S. Raghava, S. Y. Bang, and S. Choi (2006), "Prediction of subcellular localization of proteins using pairwise sequence alignment and support vector machine," Pattern Recognition Letters, 2006.
 J. Sung, S. Y. Bang, and S. Choi (2006), "A Bayesian network classifier and hierarchical Gabor features for handwritten numeral recognition," Pattern Recognition Letters, vol. 27, no. 1, pp. 6675, January 2006.
2005
 Y. Lee and S. Choi (2005), "Maximum withincluster association," Pattern Recognition Letters, vol. 26, no. 10, pp. 14121422, July 2005.
 Y. C. Cho and S. Choi (2005), "Nonnegative features of spetrotemporal sounds for classification," Pattern Recognition Letters, vol. 26, no. 9, pp. 13271336, July 2005.
 S. Choi, A. Cichocki, H. M. Park, and S. Y. Lee (2005), "Blind source separation and independent component analysis: A review," Neural Information Processing  Letters and Review, vol. 6, no. 1, pp. 157, January 2005.
2004
 H. Choi and S. Choi (2004), "Kernel Isomap," Electronics Letters, vol. 40, no. 25, pp. 16121613, December 2004.
 S. Choi (2004), "Sequential EM learning for subspace analysis," Pattern Recognition Letters, vol. 25, no. 14, pp. 15591567, October 2004.
 S. Choi (2004), "Independence or nonnegativity: constraints for sensory coding," International Congress Series, vol. 1269, pp. 3841, August 2004.
2003
 S. Choi, A. Cichocki, L. Zhang, and S. Amari (2003), "Approximate maximum likelihood source separation using the natural gradient," IEICE Trans. Fundamentals, vol. E86A, no. 1, pp. 206214, Jan. 2003.
2002
 S. Choi, H. Hong, H. Glotin, and F. Berthommier (2002), "Multichannel signal separation for cocktail party speech recognition: A dynamic recurrent network," Neurocomputing, vol. 49, no. 14, pp. 299314, Dec. 2002.
 S. Choi, A. Cichocki, and A. Belouchrani (2002), "Second order nonstationary source separation," Journal of VLSI Signal Processing, vol. 32, no. 12, pp. 93104, Aug. 2002.
 S. Choi, A. Cichocki, and S. Amari (2002), "Equivariant nonstationary source separation," Neural Networks, vol. 15, no. 1, pp. 121130, Jan. 2002.
2001
 S. Choi and A. Cichocki (2001), "Algebraic differential decorrelation for nonstationary source separation," Electronics Letters, vol. 37, no. 23, pp. 14141415, Nov. 18, 2001.
 S. Choi and A. Cichocki (2001), "Blind equalization via approximate maximum likelihood source separation," Electronics Letters, vol. 37, no. 1, pp. 6162, January 27 2001.
2000
 S. Choi, S. Amari, and A. Cichocki (2000), "Natural gradient learning for spatiotemporal decorrelation: Recurrent network," IEICE Trans. Fundamentals, vol. E83A, no. 12, pp. 27152722, Dec. 2000.
 S. Choi, A. Cichocki, and S. Amari (2000), "Flexible independent component analysis," Journal of VLSI Signal Processing, vol. 26, no. 1/2, pp. 2538, August 2000.
 S. Choi and A. Cichocki (2000), "Blind separation of nonstationary sources in noisy mixtures," Electronics Letters, vol. 36, no. 9, pp. 848849, April 27 2000.
1999
 S. Choi and A. Cichocki (1999), "A hybrid learning approach to blind deconvolution of linear MIMO systems," Electronics Letters, vol. 35, no. 17, pp. 14291430, August 19 1999.
 S. Choi and A. Cichocki (1999), "An unsupervised hybrid network for blind separation of independent nonGaussian source signals in multipath environment," Journal of Communications and Networks, vol. 1, no. 1, pp. 1925, March 1999.
1998
 S. Choi and A. Cichocki (1998), "Cascade neural networks for multichannel blind deconvolution," Electronics Letters, vol. 34, no. 12, pp. 11861187, June 11 1998.
 S. Choi (1998), "Differential Hebbiantype learning algorithms for decorrelation and independent component analysis," Electronics Letters, vol. 34, no. 9, pp. 900901, April 30 1998.
 S. Choi, R. Liu, and A. Cichocki (1998), "A spurious equilibriafree learning algorithm for the blind separation of nonzero skewness signals" Neural Processing Letters, vol.7, no. 2, pp. 6168, 1998.
1995
 S. Choi, R. R. Schultz, R. L. Stevenson, Y. F. Huang, and R. Liu (1995), "Contrast enhancement of missile video sequences via image stabilization and product correlation," Optical Engineering, vol. 34, no. 12, pp. 34953507, 1995.
2014

Juho Lee and Seungjin Choi (2014),
"Incremental treebased inference with dependent normalized random measures,"
in Proceedings of the Seventeenth International Conference on Artificial Intelligence and Statistics (AISTATS2014)
Reykjavik, Iceland, April 2225, 2014.
("will be available")

YongDeok Kim and Seungjin Choi (2014),
"Scalable Bayesian matrix factorization with side information,"
in Proceedings of the Seventeenth International Conference on Artificial Intelligence and Statistics (AISTATS2014)
Reykjavik, Iceland, April 2225, 2014.
("will be available")

Sunho Park, Tae Hyun Hwang, and Seungjin Choi (2014),
"Convex optimization for binary classifier aggregation
in multiclass problems,"
in Proceedings of the SIAM International Conference on Data Mining
(SDM2014),
Philadelphia, Pennsylvania, USA, April 2426, 2014.
("will be available")
2013

YongDeok Kim and Seungjin Choi (2013),
"Scalable variational Bayesian matrix factorization,"
in Proceedings of the First Workshop on LargeScale Recommender
Systems (LSRS2013),
Hong Kong, October 13, 2013.

Sunho Park, YongDeok Kim, and Seungjin Choi (2013),
"Hierarchical Bayesian matrix factorization
with side information,"
in Proceedings of the TwentyThird International Joint Conference
on Artificial Intelligence (IJCAI2013),
Beijing, China, August 39, 2013.
(acceptance rate = 413/1473=28%)

KyeHyeon Kim and Seungjin Choi (2013),
"Walking on minimax paths for kNN search,"
in Proceedings of the TwentySeventh AAAI Conference on
Artificial Intelligence (AAAI2013),
Bellevue, Washington, USA, July 1618, 2013.
(acceptance rate = 203/690=29%)

Yunjun Nam, Andrzej Cichocki, and Seungjin Choi (2013),
"Common spatial patterns for steadystate somatosensory evoked potentials,"
in Proceedings of the ThirtyFifth Annual International Conference
of the IEEE Engineering
in Medicine and Biology Society (EMBC2013),
Osaka, Japan, July 37, 2013.

Sunho Park and Seungjin Choi (2013),
"Online multilabel learning with accelerated nonsmooth stochastic
gradient descent,"
in Proceedings of the IEEE International Conference on Acoustics, Speech,
and Signal Processing (ICASSP2013),
Vancouver, Canada, May 2831, 2013.

Saehoon Kim and Seungjin Choi (2013),
"Multiview anchor graph hashing,"
in Proceedings of the IEEE International Conference on Acoustics, Speech,
and Signal Processing (ICASSP2013),
Vancouver, Canada, May 2831, 2013.

Hyohyeong Kang and Seungjin Choi (2013),
"Bayesian multisubject common spatial patterns with Indian Buffet
process priors,"
in Proceedings of the IEEE International Conference on Acoustics, Speech,
and Signal Processing (ICASSP2013),
Vancouver, Canada, May 2831, 2013.

Marwan Hassani, Yunsu Kim, Seungjin Choi, and Thomas Seidl
(2013),
"Effective evaluation measures for subspace clustering of data streams,"
in Proceedings of the Third Workshop on Quality Issues,
Measures of Interestingness and Evaluation of Data Mining Models
(QIMIE2013),
Gold Coast, Australia, April 14, 2013.

KyeHyeon Kim, Cha Zhang, Zhengyou Zhang, and Seungjin Choi (2013),
"Robust partbased face matching with multiple templates,"
in Proceedings of the Tenth IEEE International Conference on Automatic Face and Gesture Recognition (FG2013),
Shanghai, China, April 2226, 2013.
(acceptance rate = 35%)
2012

JeongMin Yun, Saehoon Kim, and Seungjin Choi (2012),
"Hashing with generalized Nystrom approximation,"
in Proceedings of the IEEE International Conference on Data Mining (ICDM2012),
Brussels, Belgium, December 1013, 2012. (accepted)
("will be available")

Yoonseop Kang, Saehoon Kim, and Seungjin Choi (2012),
"Deep learning to hash with multiple representations,"
in Proceedings of the IEEE International Conference on Data Mining (ICDM2012),
Brussels, Belgium, December 1013, 2012. (accepted)
("will be available")

Sangmin Lee, Yunjun Nam, and Seungjin Choi (2012),
"Selflabeling for P300 detection,"
in Proceedings of the IEEE International Conference on Systems, Man,
and Cybernectics (SMC2012),
Seoul, Korea, October 1417, 2012. (accepted)
("will be available")
 Juho Lee, Suha Kwak, Bohyung Han and Seungjin Choi (2012),
"Online video segmentation by Bayesian splitmerge clustering,"
in Proceedings of the 12th European Conference on Computer Vision (ECCV2012), (accepted)
("will be available")
 Saehoon Kim, Yoonseop Kang and Seungjin Choi (2012),
"Sequential spectral learning to hash with multiple representations,"
in Proceedings of the 12th European Conference on Computer Vision (ECCV2012), (accepted)
("will be available")

Hyohyeong Kang and Seungjin Choi (2012),
"Bayesian common spatial patterns with PitmanYor process priors,"
in Proceedings of the Twentieth European Signal Processing Conference
(EUSIPCO2012),
Bucharest, Romania, August 2731, 2012. (accepted)
("will be available")

Hyohyeong Kang and Seungjin Choi (2012),
"Probabilistic models for common spatial patterns:
Parameterexpanded EM and variational Bayes,"
in Proceedings of the TwentySixth AAAI Conference on Artificial
Intelligence (AAAI2012),
Toronto, Canada, July 2226, 2012. (oral)
(acceptance rate = 26%)
("will be available")

Hyohyeong Kang and Seungjin Choi (2012),
"Bayesian common spatial patterns with Dirichlet process priors
for multisubject EEG classification,"
in Proceedings of the International Joint Conference on Neural Networks
(IJCNN2012),
Brisbane, Australia, June 1015, 2012. (oral)

Jiho Yoo and Seungjin Choi (2011),
"Hierarchical variational Bayesian matrix cofactorization,"
in Proceedings of the IEEE International Conference on Acoustics, Speech,
and Signal Processing (ICASSP2012),
Kyoto, Japan, March 2530, 2012. (oral)
2011

Saehoon Kim and Seungjin Choi (2011),
"Semisupervised discriminant hashing,"
in Proceedings of the Eleventh IEEE International Conference on Data Mining
(ICDM2011), (acceptance rate=18%)

JeongMin Yun and Seungjin Choi (2011),
"Patchbased Markov random fields for fast face occlusion recovery,"
in Proceedings of the IEEE International Workshop on
Machine Learning for Signal Processing (MLSP2011),

Yoonseop Kang and Seungjin Choi (2011),
"Restricted deep belief networks for multiview learning,"
in Proceedings of the European Conference on Machine Learning
and Principles and Practice of Knowledge Discovery in Databases
(ECMLPKDD2011), (acceptance rate = 20%)

Jiho Yoo and Seungjin Choi (2011),
"Bayesian matrix cofactorization:
Variational algorithm and CramerRao bound,"
in Proceedings of the European Conference on Machine Learning
and Principles and Practice of Knowledge Discovery in Databases
(ECMLPKDD2011), (acceptance rate = 20%)

Jiho Yoo and Seungjin Choi (2011),
"Matrix cofactorization on compressed sensing,"
in Proceedings of the TwentySecond International Joint Conference on
Artificial Intelligence (IJCAI2011),
(acceptance rate = 400/1325 = 30%)

Sunho Park and Seungjin Choi (2011),
"Geometric programming for classifier aggregation,"
in Proceedings of the IEEE International Conference on Acoustics, Speech,
and Signal Processing (ICASSP2011),

Shounan An, JeongMin Yun, and Seungjin Choi (2011),
"Multiple kernel nonnegative matrix factorization,"
in Proceedings of the IEEE International Conference on Acoustics, Speech,
and Signal Processing (ICASSP2011).

Hyohyeong Kang and Seungjin Choi (2011),
"Bayesian multitask learning for common spatial patterns,"
in Proceedings of the IEEE International Workshop on Pattern Recognition
in NeuroImaging (PRNI2011),
2010

Sunho Park and Seungjin Choi (2010),
"Bayesian aggregation of binary classifiers,"
in Proceedings of the Tenth IEEE International Conference on Data Mining (ICDM2010),
Sydney, Australia, December 1417, 2010.
( acceptance rate = 72/797 = 9% for regular papers)

Yunjun Nam, Qibin Zhao, Andrzej Cichocki, and Seungjin Choi (2010),
"A tonguemachine interface: Detection of tongue positions by glossokinetic potentials,"
in Proceedings of the International Conference on Neural Information Processing (ICONIP2010),
Sydney, Australia, November 2225, 2010.
( "APNNA Best Paper Award" )

Yunjun Nam, Hyohyeong Kang, Qibin Zhao, Andrzej Cichocki, and Seungjin Choi (2010),
"Mind flipper: An EEGbased brain computer interface for pageturning during presentation,"
in Proceedings of the International Conference on Neural Information Processing (ICONIP2010),
Sydney, Australia, November 2225, 2010.
( "will be available" )

Sunho Park and Seungjin Choi (2010),
"Hierarchical Gaussian process regression,"
in Proceedings of the Second Asian Conference on Machine Learning (ACML2010),
Tokyo, Japan, November 810, 2010.
(acceptance rate = 23/74 = 31%)

Heeyoul Choi, Anup Katake and Seungjin Choi and
Yoonsuck Choe (2010),
"
Alphaintegration of multiple evidence, "
in Proceedings of the IEEE International Conference on Acoustics, Speech,
and Signal Processing (ICASSP2010) ,
Dallas, Texas, March 1419, 2010.

Minje Kim, Jiho Yoo, Kyeongok Kang, and Seungjin Choi (2010),
"
Blind rhythmic source separation: Nonnegativity and repeatability, "
in Proceedings of the IEEE International Conference on Acoustics, Speech,
and Signal Processing (ICASSP2010) ,
Dallas, Texas, March 1419, 2010.

Jiho Yoo, Minje Kim, Kyeongok Kang, and Seungjin Choi (2010),
"
Nonnegative matrix partial cofactorization for drum source separation,
" in Proceedings of the IEEE International Conference on Acoustics, Speech,
and Signal Processing (ICASSP2010) ,
Dallas, Texas, March 1419, 2010.

Heeyoul Choi, Seungjin Choi, Anup Katake, and
Yoonsuck Choe (2010),
"
Learning alphaintegration with partiallylabeled data, "
in Proceedings of the IEEE International Conference on Acoustics, Speech,
and Signal Processing (ICASSP2010) ,
Dallas, Texas, March 1419, 2010.
2009
 Jong Kyoung Kim and Seungjin Choi (2009),
" Clustering sequence sets for motif discovery, " in Advances in Neural Information Processing Systems
(NIPS2009), Vancouver, Canada, December 710, 2009. (to appear) (acceptance rate = 263/1105 = 23.8% )
 Yoonseop Kang and Seungjin Choi (2009), " Common neighborhood subgraph density as a similarity
measure for community detection, " in Proceedings of the International Conference on Neural Information
Processing (ICONIP2009), Bangkok, Thailand, December 15, 2009. (to appear)
 Heeyoul Choi, Anup Katake, Seungjin Choi, Yoonseop Kang, and Yoonsuck Choe (2009),
" Probabilistic combination of multiple evidence, "
in Proceedings of the International Conference on Neural Information Processing (ICONIP2009),
Bangkok, Thailand, December 15, 2009. (to appear)
 Jiho Yoo and Seungjin Choi (2009), "
Weighted nonnegative matrix cotrifactorization for collaborative prediction, "
in Proceedings of the First Asian Conference on Machine Learning (ACML2009), Nanjing, China, November 24, 2009. (to appear)
(acceptance rate = 27/113 = 23.89% )
 Hyekyoung Lee and Seungjin Choi (2009), "Group nonnegative matrix factorization for EEG classification," in Proceedings of the Twelfth International Conference on Artificial Intelligence and Statistics ( AISTATS2009 ), Clearwater Beach, Florida, April 1618, 2009.
 Jiho Yoo and Seungjin Cho (2009), "Probabilistic matrix trifactorization," in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing ( ICASSP2009 ), Taipei, Taiwan, April 1924, 2009.
 YongDeok Kim and Seungjin Choi (2009), "Weighted nonnegative matrix factorization," in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing ( ICASSP2009 ), Taipei, Taiwan, April 1924, 2009.
 Seunghak Lee and Seungjin Choi (2009), "Ensembles of landmark multidimensional scalings," in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing ( ICASSP2009 ), Taipei, Taiwan, April 1924, 2009.
 Sunho Park, Jiho Yoo, and Seungjin Choi (2009), "Target speech extraction using learned spectral bases," in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing ( ICASSP2009 ), Taipei, Taiwan, April 1924, 2009.
 KyeHyeon Kim and Seungjin Choi (2009), "Incremental learning to rank with partially labeled data," in Proceedings of the ACM International Workshop on Web Search Click Data ( WSCD2009 ), Barcelona, Spain, February 9, 2009.
2008
 Heeyoul Choi, Ricardo GutierrezOsuna, Seungjin Choi, and Yoonsuck Choe (2008), "Kernel oriented discriminant analysis for speakerindependent phoneme spaces," in Proceedings of the International Conference on Pattern Recognition ( ICPR2008 ), Tampa, Florida, December 811, 2008.
 Jiho Yoo and Seungjin Choi (2008), "Orthogonal nonnegative matrix factorization: Multiplicative updates on Stiefel manifolds," in Proceedings of the 9th International Conference on Intelligent Data Engineering and Automated Learning ( IDEAL2008 ), Daejon, Korea, November 25, 2008. ( One of best 3 student paper awards )
 Heeyoul Choi, Seungjin Choi, and Yoonsuck Choe (2008), "Manifold integration with Markov random walks," in Proceedings of the TwentyThird AAAI Conference on Artificial Intelligence ( AAAI2008 ), Chicago, Illinois, July 1317, 2008. ( acceptance rate = 24% )
 Sunho Park and Seungjin Choi (2007), "Gaussian process regression for voice activity detection and speech enhancement," in Proceedings of the International Joint Conference on Neural Networks ( IJCNN2008 ), Hong Kong, June 16, 2008
 Seungjin Choi (2007), "Algorithms for orthogonal nonnegative matrix factorization," in Proceedings of the International Joint Conference on Neural Networks ( IJCNN2008 ), Hong Kong, June 16, 2008
 Hyekyoung Lee and Seungjin Choi (2007), "CUR+NMF for learning spectral features from large data matrix," in Proceedings of the International Joint Conference on Neural Networks ( IJCNN2008 ), Hong Kong, June 16, 2008
 YongDeok Kim, Andrzej Cichocki, and Seungjin Choi (2008), "Nonnegative Tucker decomposition with alphadivergence," in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP2008), Las Vegas, Nevada, March 30  April 4, 2008
 Sunho Park and Seungjin Choi (2008), "Gaussian processes for source separation," in Proceedings of the IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP2008), Las Vegas, Nevada, March 30  April 4, 2008
2007
 J. Chun, H. Lee, Y. S. Park, W. Park, J. Park, S. H, Han, S. Choi, G. J. Kim (2007), "Realtime classification of fear/panic emotion based on physiological signals," in Proceedings of the 8th PanPacific Conference on Occupational Ergonomics ( PPCOE2007 ), Bangkok, Thailand, October 1719, 2007.
 S. Park and S. Choi (2007), "Source separation with Gaussian process models," in Proceedings of the European Conference on Machine Learning ( ECML2007 ), Warsaw, Poland, September 1721, 2007. ( acceptance rate = 9.1% for oral presentation )
 Y. D. Kim and S. Choi (2007), "Color face tensor factorization and slicing for illuminationrobust recognition," in Proceedings of the International Conference on Biometrics ( ICB2007 ), Seoul, Korea, August 2729, 2007. ( acceptance rate = 10.9% for oral presentation )
 S. Choi (2007) "Wakesleep PCA," in Proceedings of International Joint Conference on Neural Networks ( IJCNN2007 ), Orlando, Florida, August 1217, 2007.
 Y. D. Kim and S. Choi (2007), "Nonnegative Tucker decomposition," in Proceedings of the IEEE CVPR2007 Workshop on Component Analysis Methods, Minneapolis, Minnesota, June 22, 2007.
 K. H. Kim and S. Choi (2007) "Neighbor search with global geometry: A minimax message passing algorithm," in Proceedings of the International Conference on Machine Learning ( ICML2007 ), Corvallis, Oregon, June 2024, 2007. ( acceptance rate = 29% )
 A. Cichocki, R. Zdunek, S. Choi, R. J. Plemmons, S. Amari (2006), "Nonnegative tensor factorization using alpha and beta divergences," in Proc. Int'l Conf. Acoustics, Speech, and Signal Processing (ICASSP2007), Honolulu, Hawaii, April 1520, 2007. (to appear)
 Y. D. Kim and S. Choi (2006), "A method of initialization for nonnegative matrix factorization," in Proc. Int'l Conf. Acoustics, Speech, and Signal Processing (ICASSP2007), Honolulu, Hawaii, April 1520, 2007. (to appear)
 J. Kim, K. H. Shim, and S. Choi (2006), "Soft geodesic kernel kmeans," in Proc. Int'l Conf. Acoustics, Speech, and Signal Processing (ICASSP2007), Honolulu, Hawaii, April 1520, 2007. (to appear)
 A. Cichocki, R. Zdunek, S. Choi, R. J. Plemmons, S. Amari (2007), "Novel multilayer nonnegative tensor factorization with sparsity constraints," in Proc. Int'l Conf. Adaptive and Natural Computing Algorithms (ICANNGA2007), Warsaw, Poland, April 1114, 2007. (to appear)
 S. Lee, I. Jeong, and S. Choi (2007), "Dynamically weighted hidden Markov model for spam deobfuscation," in Proc. Int'l Joint Conf. Artificial Intelligence (IJCAI2007), Hyderabad, India, January 612, 2007. ( acceptance rate = 16% for oral presentation )
2006
 J. K. Kim and S. Choi (2006), "Treedependent components of gene expression data for clustering," in Proc. Int'l Conf. Artificial Neural Networks (LNCS 4132), Athens, Greece, September 1014, 2006.
 H. Lee, A. Cichocki, and S. Choi (2006), "Nonnegative matrix factorization for motor imagery EEG classification," in Proc. Int'l Conf. Artificial Neural Networks (LNCS 4132), Athens, Greece, September 1014, 2006.
 M. Kim and S. Choi (2006), "ICAbased clustering for resolving permutation ambiguity in frequencydomain convolutive source separation," in Proc. Int'l Conf. Pattern Recognition (ICPR), Hong Kong, August 2024, 2006. ( acceptance rate = 15% for oral presentation )
 S. Park and S. Choi (2006), "RaoBlackwellized particle filtering for sequential speech enhancement," in Proc. Int'l Joint Conf. Neural Networks (IJCNN), Vancouver, Canada, July 1621, 2006.
 H. Choi and S. Choi (2006), "Relative gradient learning for independent subspace analysis," in Proc. Int'l Joint Conf. Neural Networks (IJCNN), Vancouver, Canada, July 1621, 2006.
 S. Choi, J. H. Ahn, and A. Cichocki (2006), "Iterative projection approximation algorithms for PCA," in Proc. IEEE Int'l Conf. Acousitcs, Speech and Signal Processing (ICASSP), Toulouse, France, May 1419, 2006.
 M. Kim and S. Choi (2006) "Monaural music source separation: Nonnegativity, sparseness, and shiftinvariance," in Proc. Int'l Conf. Independent Component Analysis and Blind Signal Separation (LNCS 3889), pp. 617624, Charleston, South Carolina, March 58, 2006
 S. Kim and S. Choi (2006) "Topographic independent component analysis of gene expression time series data," in Proc. Int'l Conf. Independent Component Analysis and Blind Signal Separation (LNCS 3889), pp. 462469, Charleston, South Carolina, March 58, 2006
2005
 J. Sung, S. Y. Bang, S. Choi, and Z. Ghahramani (2005) "Ulikelihood and Uupdating algorithms: Statistical inference in latent variable models," in Proc. European Conf. Machine Learning (LNAI 3720), pp. 377388, Porto, Protugal, October 37, 2005
 S. Choi (2005) "On variations of power iteration," in Proc. Int'l Conf. Artificial Nerual Networks (LNCS 3697), pp. 145150, Warsaw, Poland, September 1115, 2005
 M. Kim and S. Choi (2005) "On spectral basis selection for single channel polyphonic music separation," in Proc. Int'l Conf. Artificial Nerual Networks (LNCS 3697), pp. 157162, Warsaw, Poland, September 1115, 2005
 B. I. Lee, J. S. Lee, D. S. Lee, and S. Choi (2005) "Myocardial blood flow quantification in dynamic PET; An ensemble ICA approach," in Proc. Int'l Conf. Artificial Nerual Networks (LNCS 3697), pp. 709714, Warsaw, Poland, September 1115, 2005
 H. Choi and S. Choi (2005) "Kernel Isomap on noisy manifold," in Proc. IEEE Int'l Conf. Development and Learning (ICDL), Osaka, Japan, July 1921, 2005.
 S. Kim and S. Choi (2005) "Independent arrays or independent time courses for gene expression time series," in Proc. IEEE Int'l Symposium on Circuits and Systems (ISCAS), Kobe, Japan, May 2326, 2005.
 I. Jang, K. Kang, S. Kim, and S. Choi (2005) "FSEONS: A secondorder frequencydomain algorithm for noisy convolutive source separation," in Proc. IEEE Int'l Symposium on Circuits and Systems (ISCAS), Kobe, Japan, May 2326, 2005.
 H. Choi and S. Choi (2005) "Relative trustregion learning for ICA," in Proc. IEEE Int'l Conf. Acousitcs, Speech and Signal Processing (ICASSP), Philadelphia, PA, March 1923, 2005.
 H. Kim and S. Choi (2005) "Independent subspaces of gene expression data," in Proc. IASTED Int'l Conf. Artificial Intelligence and Applications, Innsbruck, Austria, February 1416, 2005.
2004
 Y. C. Cho and S. Choi (2004) "Learning nonnegative features of spectrotemporal sounds for classification," in Proc. Int'l Conf. Spoken Language Processing (ICSLP), Jeju Island, Korea, October 48, 2004. (See also the paper "Nonnegative features of spectrotemporal sounds for classification" appeared in Pattern Recognition Letters, 2005, which is an extention of this conference paper)
 J. H. Ahn, S. Choi, and J. H. Oh (2004) "A multiplicative uppropagation algorithm," in Proc. Int'l Conf. Machine Learning (ICML), pp. 1724, Banff, Canada, July 48, 2004.
 K. Nam, H. Je, and S. Choi (2004) "Fast stochastic neighbor embedding: A trustregion algorithm," in Proc. Int'l Joint Conf. Neural Networks (IJCNN), pp. 123128, Budapest, Hungary, July 2529, 2004.
 Y. Lee and S. Choi (2004) "Minimum entropy, kmeans, spectral clustering," in Proc. Int'l Joint Conf. Neural Networks (IJCNN), pp. 117122, Budapest, Hungary, July 2529, 2004. (See also the paper "Maximum withincluster association" appeared in Pattern Recognition Letters, 2005, which is an extention of this conference paper)
 H. Choi, S. Kim, and S. Choi (2004) "Trustregion learning for ICA," in Proc. Int'l Joint Conf. Neural Networks (IJCNN), pp. 4146, Budapest, Hungary, July 2529, 2004.
 J. H. Ahn, S. Choi, and J. H. Oh (2004) "A new way of PCA: Integratedsquarederror and EM algorithms," in Proc. Int'l Conf. Acousitcs, Speech and Signal Processing (ICASSP), pp. 777780, Montreal, Canada, May 1721, 2004.
 S. Choi (2004) "Independence or nonnegativity: Constraints for sensory coding," in International Congress Series 1269, 2004. (presented as an invited talk in BrainIT2004, Kitakyushu, Japan, March 79, 2004)
 J. H. Ahn, S. Kim, J. H. Oh, and S. Choi (2004) "Multiple nonnegative matrix factorization of dynamic PET images," in Proc. Asian Conf. Computer Vision, pp. 10091013, Jeju Island, Korea, January 2730, 2004.
2003
 Y.C. Cho, S. Choi, S.Y. Bang (2003) "Nonnegative component parts of sound for classification," in Proc. IEEE Int'l Symp. Signal Processing and Information Technology, Darmstadt, Germany, December 1417, 2003.
 S. Park, H. Lee, and S. Choi (2003) "ICA+OPCA for artifactrobust classification of EEG data," in Proc. IEEE NNSP, pp. 585594, Toulouse, France, September 1719, 2003.
 H. Kim, S. Choi, and S. Y. Bang (2003) "Membership scoring via independent feature subspace analysis for grouping coexpressed genes," in Proc. IJCNN, Portland, Oregon, July 2024, 2003.
 H. Lee and S. Choi (2003) "PCA+HMM+SVM for EEG pattern classification," in Proc. IEEE ISSPA, pp. 541544, Paris, France, July 14, 2003.
 S. Choi (2003) "Differential ICA," in Proc. ICANN/ICONIP (Lecture Notes in Computer Science 2714), pp. 6875, Istanbul, Turkey, June 2629, 2003.
 H. Kim, S. Choi, and S. Y. Bang (2003) "Subtype classification of human breast cancer via kernel methods and pattern analysis of clinical outcome over the feature space," presented as a poster in Kernel Methods in Bioinformatics Workshop (at RECOMB) Berlin, Germany, April 14, 2003
 S. Choi (2003) "Differential learning and random walk model," in Proc. ICASSP, pp. 724727, Hong Kong, April 610, 2003.
 F. Berthommier and S. Choi (2003) "Several improvements of the HeraultJutten model for speech segregation," in Proc. ICA, pp. 10891094, Nara, Japan, Apri 14, 2003.
2002
 H. Lee and S. Choi (2002) "PCAbased linear dynamical systems for multichannel EEG classification," in Proc. ICONIP, pp. 745749, Singapore, Nov. 1922, 2002.
 S. Choi, S. Kim, J. S. Lee, and D. S. Lee (2002) "Rectified subspace analysis of dynamic positron emission tomography," in Proc. ICONIP, pp. 22692273, Singapore, Nov. 1922, 2002.
 F. Berthommier and S. Choi (2002) "Comparative evaluation of CASA and BSS models for subband cocktail party speech segregation," in Proc. Int'l Conf. Spoken Language Processing, Denver, Colorado, Sep. 1620, 2002.
 S. Choi (2002) "Adaptive differential decorrelation: A natural gradient algorithm," in Proc. ICANN (Lecture Notes in Computer Science 2415), pp. 11681173, Madrid, Spain, Aug. 2730, 2002.
 H. Kim, S. Choi, and S. Bang (2002) "ISAcycle: Independent subspace analysis of gene expression data," Presented (as a poster) at Intelligent Systems for Molecular Biology, Edmonton, Canada, Aug. 37, 2002.
 I. Jang and S. Choi (2002) "Why blind source separation for blind equalization of multiple channels?," in Proc. IEEE Sensory Array and Multichannel Processing (SAM), Rosslyn, VA, Aug. 47, 2002.
 S. Choi (2002) "Sequential EM learning for subspace analysis," in Proc. ITCCSCC, Phuket, Thailand, July 1619, 2002.
 S. Choi (2002) "A symmetricdefinite pencil approach to source separation," in Proc. ITCCSCC, Phuket, Thailand, July 1619, 2002.
 S. Choi, A. Cichocki, and S. Amari (2002) "Natural gradient learning for secondorder nonstationary source separation," in Proc. IJCNN 2002, pp. 654658, Honolulu, Hawaii, May 1217, 2002.
2001
 S. Choi, A. Cichocki, and Y. Deville (2001) "Differential decorrelation for nonstationary source separation," in Proc. ICA, pp. 319322, San Diego, California, December 913, 2001.
 F. Berthommier and S. Choi (2001) "Evaluation of CASA and BSS models for subband cocktail party speech recognition," in Proc. ICA, pp. 301306, San Diego, California, December 913, 2001.
 J. S. Lee, D. D. Lee, S. Choi, D. S. Lee (2001) "Application of nonnegative matrix factorization to dynamic positron emmision tomography," in Proc. ICA, pp. 629632, San Diego, California, December 913, 2001.
 I. Jang and S. Choi (2001) "Sequential least squares algorithms for blind cochannel signal separation," in Proc. ICA, pp. 601604, San Diego, California, December 913, 2001.
 P. Wong, S. Choi, and Y. Niu (2001) "A comparison of PCA/ICA for data preprocessing in a geoscience application," in Proc. ICA, pp. 278283, San Diego, California, December 913, 2001.
 J. S. Lee, D. D. Lee, S. Choi, K. S. Park, and D. S. Lee (2001), "Nonnegative matrix factorization of dynamic images in nuclear medicine," in Proc. IEEE Nuclear Science Symposium and Medical Imaging Conference, pp. 20272030, San Diego, California, November 410, 2001.
 K. M. Kim, H. Watabe, M. Shidahara, J. Y. Ahn, S. Choi, N. Kudomi, K. Hayashida, Y. Miyake, H. Iida (2001), "Noninvasive estimation of cerebral boold flow using imagederived carotid input function in H_2^{15}O Dynamic PET," in Proc. IEEE Nuclear Science Symposium and Medical Imaging Conference, pp. 12821285, San Diego, California, November 410, 2001.
 S. Choi and A. Cichocki (2001) "Correlation matching approach to source sepration in the presence of spatially correlated noise," in Proc. Int'l Symp. Signal Processing and Applications (IEEE ISSPA 2001), KualaLumpur, Malaysia, August 1316, 2001.
 S. Choi, A. Cichocki, and A. Belouchrani (2001), "Blind separation of secondorder nonstationary and temporally colored sources," in Proc. IEEE Workshop on Statistical Signal Processing (IEEE SSP 2001), pp. 444447, Singapore, August 68, 2001.
 S. Choi, A. Cichocki, L. Zhang, and S. Amari (2001), "Approximate maximum likelihood source separation using the natural gradient," in Proc. IEEE SPAWC 2001, pp. 235238, Taoyuan, Taiwan, March 2023, 2001.
2000
 S. Choi and A. Cichocki (2000), "Blind separation of nonstationary and temporally correlated sources from noisy mixtures," in Proc. IEEE Workshop on Neural Networks for Signal Processing (NNSP 2000), pp. 405414, Sydney, Austrailia, Dec. 1113, 2000.
 S. Choi (2000), "Blind source separation from noisy measurements: Timedelayed correlation matching," in Proc. ICONIP, pp. 13591362, Taejon, Korea, Nov. 1418, 2000.
 S. Choi, H. Hong, H. Glotin, and F. Berthommier (2000), "Multichannel signal separation for cocktail party speech recognition: A dynamic recurrent network," in Proc. Int'l Conf. Spoken Language Processing (ICSLP 2000), Beijing, China, Oct. 1620, 2000.
 S. Choi, A. Cichocki, and S. Amari (2000), "Local stability analysis of flexible independent component analysis algorithm," in Proc. ICASSP 2000, Istanbul, Turkey, pp. 34263429, June 59, 2000.
 S. Choi and O. Lee (2000), "Factorial code representation of faces for recognition," Lecture Notes in Computer Science 1811, Biologically Motivated Computer Vision, S. W. Lee, H. H. Bulthoff, and T. Poggio, Eds., pp. 4251, Springer, 2000.
1999
 S. Choi and O. Lee (1999), "Nonstationary source separation," in Proc. IEEE Region 10 Conference (TENCON'99), September 1517 1999.
 S. Choi, Y. Lyu, F. Berthommier, H. Glotin, and A. Cichocki (1999), "Blind separation of delayed and superimposed acoustic sources: Learning algorithm and experimental study," in Proc. Int'l Conf. Speech Processing (ICSP'99), pp. 109114, August 1820 1999.
 S. Choi (1999), "Acoustic source separation: Fundamental issues," in Proc. Int'l Conf. Speech Processing (ICSP'99), pp. 505510, August 1820 1999.
 E. Tessier, F. Berthommier, H. Glotin, and S. Choi (1999), "A CASA frontend using the localization cue for segregation and then cocktailparty speech recognition," in Proc. Int'l Conf. Speech Processing (ICSP'99), pp. 97102, August 1820 1999.
 S. Choi (1999), "Constrained minimum entropy and maximum negentropy for blind deconvolution and equalization," in Proc. Int'l Conf. Telecommunications (ICT'99), pp. 1317, June 1518, 1999.
 S. Choi and A. Cichocki (1999), "A hybrid learning approach to blind deconvolution of MIMO systems," in Proc. IEEE Signal Processing Workshop on Higherorder Statistics (HOS'99), Ceasarea, Israel, pp. 292295, June 1416, 1999.
 S. Choi, A. Cichocki, and S. Amari (1999), "Two spatiotemporal decorrelation learning algorithms and their application to multichannel blind deconvolutioin," in Proc. ICASSP'99, Phoenix, Arizona, pp. 10851088, March 1519 1999.
 A. Cichocki, L. Zhang, S. Choi, and S. Amari (1999), "Nolinear dynamic independent component analysis using statespace and neural network models," in Proc. International Workshop on Independent Component Analysis and Blind Signal Separation (ICA'99), Aussois, France, pp. 99104, January 1115 1999.
 S. Choi, S. Amari, A. Cichocki, and R. Liu (1999), "Natural gradient learning with a nonholonomic constraint for blind deconvolution of multiple channels," in Proc. International Workshop on Independent Component Analysis and Blind Signal Separation (ICA'99), Aussois, France, pp. 371376, January 1115 1999.
1998
 S. Choi, A. Cichocki, and S. Amari (1998), "Blind equalization of SIMO channels via spatiotemporal antiHebbian learning rule," in Proc. IEEE Workshop on Neural Networks for ' Signal Processing (NNSP'98), pp. 93102, Cambridge, England, 31 August  3 September 1998.
 S. Choi, A. Cichocki, and S. Amari (1998), "Flexible independent component analysis," in Proc. IEEE Workshop on Neural Networks for Signal Processing (NNSP'98), pp. 8392, Cambridge, England, 31 August  3 September 1998.
 S. Choi and A. Cichocki (1998), "Online sequential multichannel blind deconvolution: A deflation approach," in Proc. IEEE DSP Workshop, pp. 159162, Utah, August 912 1998.
1997
 A. Cichocki, I. Sabala, and S. Choi, B. Orsier, and R. Szupiluk (1997), "Selfadaptive independent compoenent analysis for subGaussian and superGaussian mixtures with unknown number of source signals," in Proc. NOLTA'97, Hawaii, pp. 731734, November 1997.
 S. Choi, S. Amari, and A, Cichocki (1997), "Natural gradient learning algorithms for decorrelation," in Progress in ConnectionistBased Information Systems, N. Kasabov, R. Kozma, K. Ko, R. O'shea, T. Gedeon, eds., vol. 1, pp. 645648, 1997.
 S. Choi, A. Cichocki, and S. Amari (1997), "Adaptive blind deconvolution and equalization with selfadaptive nonlinearities: An informationtheoretic approach," in Progress in ConnectionistBased Information Systems, N. Kasabov, R. Kozma, K. Ko, R. O'shea, T. Gedeon, eds.,vol. 1, pp. 641644, 1997.
 S. Choi and A. Cichocki (1997), "Adaptive blind separation of speech signals: Cocktail party problem" in Proc. Int'l Conf. Speech Processing (ICSP'97), pp. 617622, 2628 August 1997.
 S. Choi and A. Cichocki (1997), "Blind signal deconvolution by spatiotemporal decorrelation and demixing," in Neural Networks for Signal Processing VII, J. Principe, L. Gile, N. Morgan, and E. Wilson, eds., pp. 426435, September 1997.
 S. Choi and A. Cichocki (1997), "A linear feedforward neural network with lateral feedback connections for blind source separation," in Proc. IEEE Signal Processing Workshop on Higherorder Statistics (HOS'97), Banff, Canada, pp. 349353, July 2123 1997.
 S. Choi, H Luo, and R. Liu (1997), "An adaptive system for direct multichannel blind equalization," in Proc. The First Signal Processing Workshop on Signal Processing Advances in Wireless Communications (SPAWC'97), Paris, France, pp. 8588, 1618 April 1997.
 S. Choi and R. Liu (1997), "A learning algorithm for the separation of nonzero skewness signals with no spurious equilibria," in Proc. The Fifth European Symposim on Artificial Neural Networks (ESANN'97), Bruges, Belgium, pp. 249254, 1618 April 1997.
1996
 S. Choi and R. Liu (1996), "A direct adaptive blind equalizer for multichannel transmission," in 1996 Neural Information Processing Systems (NIPS) Workshop on Blind Signal Processing and its Applications, Snowmass, Colorado, December 1996.
 S. Choi and R. Liu (1996), "Twostage neural network for blind sources separation," in Proceedings of the Midwest Symposium on Circuits and Systems, Ames, Iowa, pp. 827830, August 1996.
1994
 S. Choi, R. R. Schultz, R. L. Stevenson, Y. F. Huang, and R. Liu (1994), "Contrast enhancement of missile data through image sequence stabilization and product correlation," in Proceedings of the IS&T/SPIE Symposium on Electronic Imaging: Science and Technology, San Jose, California, Feb. 1994.
Miscellaneous International Conference Papers
 I. Jang, S. Kim, and S. Choi (2004) "FSEONS: A secondorder frequency domain algorithm for convolutive source separation in noisy environments," In Proc. Int'l Symp. Intelligent Signal Processing and Communication Systems, Seoul, Korea, November 1819, 2004.
 S. Choi (2003) "Sensory coding strategies: Independence or nonnegativity," presented as an invited talk in NBNI2003, Nov. 2122, 2003.
 S. Choi (2003) "Differential learning and ICA," in Proc. Int'l Symp. Adv. Intelligent Systems, pp. 162165, Jeju Island, Korea, Sep. 2628, 2003. (invited paper)
 H. Kim, S. Choi, and S. Y. Bang (2003) "Independent feature subspace analysis of gene expression time series data," presented in PAKDD 2003 Workshop on Biological Data Mining Seoul, Korea, April 30, 2003.
 F. Berthommier and S. Choi (2001), "Evaluation of CASA and BSS models for cocktail party speech segregation," in Proc. Int'l Conf. Speech Processing, August 2224, 2001.
 S. Choi (2001), "Blind speech dereverberation using multiple microphones," accepted for presentation at Int'l Conf. Speech Processing. Taejon, Korea, Aug. 2224, 2001.
 S. Choi (2000), "Approximate Maximum Likelihood Source Separation," in Proc. AsiaPacific Conference on Communications (APCC 2000), Seoul, Korea, Oct. 30  Nov. 2, 2000.
 H. Hong, S. Choi, H. Glotin, and F. Berthommier (2000), "Blind acoustic source separation for cocktail party speech recognition," in Proc. ICONIP, pp. 12041209, Taejon, Korea, Nov. 1418, 2000.
 S. H. Oh, A. Cichocki, S. Choi , S. Amari, and S. Y. Lee (2000), "Comparison of ICA/BSS algorithms for noisy data," in Proc. ICONIP, pp. 11921197, Taejon, Korea, Nov. 1418, 2000.
 S. Choi, H. Hong, and J. OH (2000), "On correlation matching approach to blind separation of nonstationary sources," in Proc. ITCCSCC 2000, pp. 241244, July 1113 2000.
 H. Hong and S. Choi (2000), "Adaptive spatiotemporal decorrelation: Application to multichannel blind deconvolution," in Proc. ITCCSCC 2000, pp. 753756, July 1113 2000.
 S. Choi, A. Cichocki, and S. Amari (1999), "Fetal electrocardiogram data analysis via flexible independent component analysis," in Proc. The 4th AsiaPacific Conference on Medical & Biological Engineering (APCMBE'99), September 1215 1999.
 O. Lee, H. Park, and S. Choi (2000), "PCA vs ICA for face recognition," in Proc. ITCCSCC 2000, pp. 873876, July 1113 2000.
 S. Choi (1999), "Blind deconvolution of linear MIMO systems driven by arbitrarily distributed sources," in Proc. IEEE Region 10 Conference (TENCON'99), September 1517 1999.
 S. Choi (1998), "Blind Multiuser Signal Separation using Antenna Arrays", in Proc. CDMA International Conference, pp. 529533, October 2730, 1998.
 S. Choi (1998), "Linear neural networks with FIR synapses for blind equalization," in Proc. ITCCSCC'98, pp. 10811084, July 1315 1998.
 S. Choi (1998), "Adaptive blind signal copy for antenna arrays," in Proc. ITCCSCC'98 pp. 641644, July 1315 1998.

Juho Lee and Seungjin Choi (2014),
"Incremental treebased inference with dependent normalized random measures,"
in Proceedings of the Seventeenth International Conference on Artificial Intelligence and Statistics (AISTATS2014)
Reykjavik, Iceland, April 2225, 2014.
("will be available")

YongDeok Kim and Seungjin Choi (2014),
"Scalable Bayesian matrix factorization with side information,"
in Proceedings of the Seventeenth International Conference on Artificial Intelligence and Statistics (AISTATS2014)
Reykjavik, Iceland, April 2225, 2014.
("will be available")

Sunho Park, Tae Hyun Hwang, and Seungjin Choi (2014),
"Convex optimization for binary classifier aggregation
in multiclass problems,"
in Proceedings of the SIAM International Conference on Data Mining
(SDM2014),
Philadelphia, Pennsylvania, USA, April 2426, 2014.
("will be available")

YongDeok Kim and Seungjin Choi (2013),
"Scalable variational Bayesian matrix factorization,"
in Proceedings of the First Workshop on LargeScale Recommender
Systems (LSRS2013),
Hong Kong, October 13, 2013.

Sunho Park, YongDeok Kim, and Seungjin Choi (2013),
"Hierarchical Bayesian matrix factorization
with side information,"
in Proceedings of the TwentyThird International Joint Conference
on Artificial Intelligence (IJCAI2013),
Beijing, China, August 39, 2013.
(acceptance rate = 413/1473=28%)
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