Hanseok KO


Key Frame Extraction Based on Chaos Theory and Color Information for Video Summarization
Jaeyong JU Taeyup SONG Bonhwa KU Hanseok KO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/06/01
Vol. E99-D  No. 6  pp. 1698-1701
Type of Manuscript:  LETTER
Category: Image Processing and Video Processing
Keyword: 
key frame extractionvideo summarizationchaos theorycontent change
 Summary | Full Text:PDF(385.1KB) | (Errata[Uploaded on July 1,2016])

Hybrid Retinal Image Registration Using Mutual Information and Salient Features
Jaeyong JU Murray LOEW Bonhwa KU Hanseok KO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/06/01
Vol. E99-D  No. 6  pp. 1729-1732
Type of Manuscript:  LETTER
Category: Biological Engineering
Keyword: 
retinal image registrationsalient featuresmutual informationmedical imaging
 Summary | Full Text:PDF(509.6KB) | (Errata[Uploaded on July 1,2016])

Underwater Radiated Signal Analysis in the Modulation Spectrogram Domain
Hyunjin CHO Junseok LIM Bonhwa KU Myoungjun CHEONG Iksu SEO Hanseok KO Wooyoung HONG 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/08/01
Vol. E98-A  No. 8  pp. 1751-1759
Type of Manuscript:  PAPER
Category: Engineering Acoustics
Keyword: 
DEMONmodulation spectrogrammodulation frequencytonal signalunderwater signal
 Summary | Full Text:PDF(2.8MB)

Visual Speech Recognition Using Weighted Dynamic Time Warping
Kyungsun LEE Minseok KEUM David K. HAN Hanseok KO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2015/07/01
Vol. E98-D  No. 7  pp. 1430-1433
Type of Manuscript:  LETTER
Category: Image Recognition, Computer Vision
Keyword: 
visual speech recognitionlip reading
 Summary | Full Text:PDF(549.3KB)

Pre-Filtering Algorithm for Dual-Microphone Generalized Sidelobe Canceller Using General Transfer Function
Jinsoo PARK Wooil KIM David K. HAN Hanseok KO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2014/09/01
Vol. E97-D  No. 9  pp. 2533-2536
Type of Manuscript:  LETTER
Category: Speech and Hearing
Keyword: 
speech enhancementbeamformingadaptive signal processingnonstationary noise
 Summary | Full Text:PDF(440.8KB) | (Errata[Uploaded on November 1,2014])

Fast Single Image De-Hazing Using Characteristics of RGB Channel of Foggy Image
Dubok PARK David K. HAN Changwon JEON Hanseok KO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2013/08/01
Vol. E96-D  No. 8  pp. 1793-1799
Type of Manuscript:  PAPER
Category: Image Processing and Video Processing
Keyword: 
air-lightde-hazingdepth estimationimage restoration
 Summary | Full Text:PDF(2.4MB)

Full Azimuth Multiple Sound Source Localization with 3-Channel Microphone Array
Suwon SHON David K. HAN Jounghoon BEH Hanseok KO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/04/01
Vol. E95-A  No. 4  pp. 745-750
Type of Manuscript:  PAPER
Category: Engineering Acoustics
Keyword: 
multichannel array processingSRP-PHATsound source localization (SSL)
 Summary | Full Text:PDF(1.4MB)

Harmonic Components Based Post-Filter Design for Residual Echo Suppression
Minwoo LEE Yoonjae LEE Kihyeon KIM Hanseok KO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/01/01
Vol. E93-A  No. 1  pp. 320-323
Type of Manuscript:  LETTER
Category: Digital Signal Processing
Keyword: 
acoustic echo cancellation systemresidual acoustic echo cancellationharmonic components
 Summary | Full Text:PDF(119.4KB)

Robust Relative Transfer Function Estimation for Dual Microphone-Based Generalized Sidelobe Canceller
Kihyeon KIM Hanseok KO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2009/09/01
Vol. E92-D  No. 9  pp. 1794-1797
Type of Manuscript:  LETTER
Category: Speech and Hearing
Keyword: 
dual microphone arraysgeneralized sidelobe cancellerrelative transfer function estimationspectral classificationW-disjoint orthogonality
 Summary | Full Text:PDF(345.4KB)

W-Disjoint Orthogonality Based Residual Acoustic Echo Cancellation for Hands-Free Communication
Yoonjae LEE Kihyeon KIM Jongsung YOON Hanseok KO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/08/01
Vol. E92-A  No. 8  pp. 2129-2132
Type of Manuscript:  LETTER
Category: Digital Signal Processing
Keyword: 
acoustic echo cancellation systemresidual acoustic echo cancellationW-disjoint orthogonality
 Summary | Full Text:PDF(339.8KB)

Optimal Gain Filter Design for Perceptual Acoustic Echo Suppressor
Kihyeon KIM Hanseok KO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2009/06/01
Vol. E92-D  No. 6  pp. 1320-1323
Type of Manuscript:  LETTER
Category: Speech and Hearing
Keyword: 
acoustic echo cancellation systemperceptual acoustic echo suppressorauditory spectral envelopeoptimally-modified log-spectral amplitude
 Summary | Full Text:PDF(92.2KB)

Masking Property Based Residual Acoustic Echo Cancellation for Hands-Free Communication in Automobile Environment
Yoonjae LEE Seokyeong JEONG Hanseok KO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2008/10/01
Vol. E91-D  No. 10  pp. 2528-2531
Type of Manuscript:  LETTER
Category: Speech and Hearing
Keyword: 
acoustic echo cancellation systemresidual acoustic echo cancellationmasking effectperceptual filter
 Summary | Full Text:PDF(215.2KB)

Effective Energy Feature Compensation Using Modified Log-energy Dynamic Range Normalization for Robust Speech Recognition
Yoonjae LEE Hanseok KO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/06/01
Vol. E90-B  No. 6  pp. 1508-1511
Type of Manuscript:  LETTER
Category: Fundamental Theories for Communications
Keyword: 
log-energy dynamic range normalization (ERN)energy-subtractionmodified ERNspeech recognition
 Summary | Full Text:PDF(351.5KB)

Bayesian Confidence Scoring and Adaptation Techniques for Speech Recognition
Tae-Yoon KIM Hanseok KO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/04/01
Vol. E88-B  No. 4  pp. 1756-1759
Type of Manuscript:  LETTER
Category: Multimedia Systems for Communications" Multimedia Systems for Communications
Keyword: 
speech recognitionconfidence measureadaptationOOV rejection
 Summary | Full Text:PDF(182.3KB)

Effective Tracking for Maneuvering Mobile Station via Interacting Multiple Model Filter in CDMA Environment
Jihyo LEE Hanseok KO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/11/01
Vol. E86-B  No. 11  pp. 3336-3339
Type of Manuscript:  LETTER
Category: Wireless Communication Technology
Keyword: 
IMMtrackingmobile stationCDMA
 Summary | Full Text:PDF(498.7KB)

Effective Multi-Vehicle Tracking in Nighttime Condition Using Imaging Sensors
Hanseok KO Ilkwang LEE Jihyo LEE David HAN 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2003/09/01
Vol. E86-D  No. 9  pp. 1887-1895
Type of Manuscript:  PAPER
Category: Image Processing, Image Pattern Recognition
Keyword: 
multi-vehicle trackingnighttime conditiontwo-step trackingCCDIR
 Summary | Full Text:PDF(646.7KB)

Image Feature Extraction Algorithm for Support Vector Machines Using Multi-Layer Block Model
Wonjun HWANG Hanseok KO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2003/03/01
Vol. E86-D  No. 3  pp. 623-632
Type of Manuscript:  PAPER
Category: Pattern Recognition
Keyword: 
feature extractiondimension reductioncomputational loadobject recognitionvehicle recognition
 Summary | Full Text:PDF(841.1KB)

Target Motion Tracking Using Target-Oriented Coordinates
Donguk YOON Hanseok KO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2001/04/01
Vol. E84-A  No. 4  pp. 1081-1084
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
target trackingtarget model
 Summary | Full Text:PDF(268.6KB)

Robust Motion Tracking of Multiple Objects with KL-IMMPDAF
Jungduk SON Hanseok KO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2001/01/01
Vol. E84-D  No. 1  pp. 179-187
Type of Manuscript:  PAPER
Category: Image Processing, Image Pattern Recognition
Keyword: 
multi-object trackingoptical flowKL-IMMPDA filterimage motion tracking
 Summary | Full Text:PDF(2.1MB)

Noise Variance Estimation for Kalman Filtering of Noisy Speech
Wooil KIM Hanseok KO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2001/01/01
Vol. E84-D  No. 1  pp. 155-160
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
noise variancespeech enhancementKalman filteringdominant energy bandmultiple Kalman filtering
 Summary | Full Text:PDF(264.4KB)

Intelligent Adaptive Gain Adjustment and Error Compensation for Improved Tracking Performance
Kyungho CHO Byungha AHN Hanseok KO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2000/11/25
Vol. E83-D  No. 11  pp. 1952-1959
Type of Manuscript:  PAPER
Category: Artificial Intelligence, Cognitive Science
Keyword: 
gain adjustmentfuzzy rule baseneural networktracking
 Summary | Full Text:PDF(303.1KB)

An Intelligent Image Interpolation Using Cubic Hermite Method
Heesang KIM Hanseok KO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2000/04/25
Vol. E83-D  No. 4  pp. 914-921
Type of Manuscript:  PAPER
Category: Image Processing, Image Pattern Recognition
Keyword: 
Cubic Hermiteimage interpolationadaptive smoothness parametersjaggednessblurring
 Summary | Full Text:PDF(685.6KB)

An Intelligent Multipath Propagation Prediction Model Using Circular Representation in Microcell Design
Sangho LEE Hanseok KO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2000/04/25
Vol. E83-B  No. 4  pp. 827-837
Type of Manuscript:  PAPER
Category: Antenna and Propagation
Keyword: 
ray-tracingdeterministic modelvector representation (VR)circular representation (CR)hierarchical CR
 Summary | Full Text:PDF(1MB)