Improvement on image transform coding by reducing interblock correlation. - Kyoung Won Lim; Kang Wook Chun; Jong Beom Ra (IEEE Trans. Image Process., 1995)

Adaptive learning method in self-organizing map for edge preserving vector quantization. - Young-Keun Kim; Jong Beom Ra (IEEE Trans. Neural Networks, 1995)

Multiple shell structured hypercube feature maps for vector quantization of images. - Young K. Kim; Jong Beom Ra (Signal Process. Image Commun., 1996)

A fast motion estimation algorithm based on multi-resolution frame structure. - Byung Cheol Song; Jong Beom Ra (ICASSP, 1999)

A Rearrangement Algorithm of Wavelet Packet Coefficients for Zerotree Coding. - Hyun Duk Cho; Jong Beom Ra (ICIP (3), 1999)

A Feedback Channel Based Error Compensation Method for Mobile Video Communications Using H.263 Standard. - Byung Sun Choi; Soo Il Chae; Jong Beom Ra (ICIP (2), 1999)

An Efficient Video Down Conversion Algorithm Using Modified IDCT Basis Functions. - Myung Jun Kim; Byung Cheol Song; Sung Kyu Jang; Jong Beom Ra (ICIP (2), 1999)

A Block-Based Volume Rendering Scheme for the Spine Biopsy Simulator. - Sungmin Kwon; Jin Kook Kim; Jong Beom Ra (ICIP (2), 1999)

A New VLSI Architecture of a Hierarchical Motion Estimator for Low Bit-Rate Video Coding. - Jae Hun Lee; Sung Deuk Kim; Sung Kyu Jang; Jong Beom Ra (ICIP (2), 1999)

A Semantic Video Object Tracking Algorithm Using Three-Step Boundary Refinement. - Jungeun Lim; Jong Beom Ra (ICIP (2), 1999)

Efficient block-based coding of noise images by combining pre-filtering and DCT. - Sung Deuk Kim; Sung Kyu Jang; Myung Jun Kim; Jong Beom Ra (ISCAS (4), 1999)

Semantic object segmentation scheme for x-ray body images. - Jaeyoun Yi; Hyun Sang Park; Jong Beom Ra (Image Processing, 1999)

Fast edge map extraction from MPEG compressed video data for video parsing. - Byung Cheol Song; Jong Beom Ra (Storage and Retrieval for Image and Video Databases (SPIE), 1999)

Interslice coding for medical three-dimensional images using an adaptive mode selection technique in wavelet transform domain. - Hyun Duk Cho; Jong Hyo Kim; Jong Beom Ra (J. Digit. Imaging, 1999)

Modified IDCT kernel for down-conversion of MPEG-2 compressed video. - Byung Cheol Song; Myung Jun Kim; Sung Kyu Jang; Jong Beom Ra (IEEE Trans. Consumer Electron., 1999)

A deblocking filter with two separate modes in block-based video coding. - Sung Deuk Kim; Jaeyoun Yi; Hyun Mun Kim; Jong Beom Ra (IEEE Trans. Circuits Syst. Video Technol., 1999)

An efficient motion vector coding scheme based on minimum bitrate prediction. - Sung Deuk Kim; Jong Beom Ra (IEEE Trans. Image Process., 1999)

Fast triangular mesh approximation of surface data using wavelet coefficients. - Han Ju Yu; Jong Beom Ra (Vis. Comput., 1999)

An Improved Video Object Tracking Algorithm Based on Motion Re-Estimation. - Jungeun Lim; Hong K. Cho; Jong Beom Ra (ICIP, 2000)

A Fast Motion Estimation Algorithm for MPEG-4 Shape Coding. - Donghoon Yu; Sung Kyu Jang; Jong Beom Ra (ICIP, 2000)

Efficient segmentation algorithm for 3D medical image data using a region-growing-based tracking technique. - Sunyoung Ko; Jaeyoun Yi; Jungeun Lim; Jong Beom Ra (Image Processing, 2000)

Fast multiresolution search algorithm for optimal retrieval in large multimedia databases. - Byung Cheol Song; Myung Jun Kim; Jong Beom Ra (Storage and Retrieval for Media Databases, 2000)

Efficient DCT-domain prefiltering inside a video encoder. - Sung Deuk Kim; Jong Beom Ra (VCIP, 2000)

Fast image retrieval based on K-means clustering and multiresolution data structure for large image databases. - Byung Cheol Song; Myung Jun Kim; Jong Beom Ra (VCIP, 2000)

A fast multi-resolution block matching algorithm for motion estimation. - Byung Cheol Song; Jong Beom Ra (Signal Process. Image Commun., 2000)

Efficient motion estimation using edge-based binary block-matching and refinement based on motion vector correlation. - Jae Hun Lee; Jong Beom Ra (ICIP (2), 2001)

Semi-automatic video segmentation for object tracking. - Jungeun Lim; Jong Beom Ra (ICIP (2), 2001)

A novel search algorithm based on L2-norm pyramid of codewords for fast vector quantization encoding. - Byung Cheol Song; Jong Beom Ra (ICIP (2), 2001)

Realistic Force Reflection in a Spine Biopsy Simulator. - Dong-Soo Kwon; Ki-Uk Kyung; Sungmin Kwon; Jong Beom Ra (ICRA, 2001)

Force feedback for a spine biopsy simulator with volume graphic model. - Ki-Uk Kyung; Dong-Soo Kwon; Sungmin Kwon; Heung Sik Kang; Jong Beom Ra (IROS, 2001)

Visually guided spine biopsy simulator with force feedback. - Jong Beom Ra; Sungmin Kwon; Jin Kook Kim; Jaeyoun Yi; Keun Ho Kim; Hyun Wook Park; Ki-Uk Kyung; Dong-Soo Kwon; Heung Sik Kang; Lei Jiang; Kevin Robert Cleary; Jianchao Zeng 002; et al. (Image-Guided Procedures, 2001)

Vascular segmentation algorithm using locally adaptive region growing based on centerline estimation. - Jaeyoun Yi; Jong Beom Ra (Image Processing, 2001)

A Fast Descriptor Matching Algorithm for Exhaustive Search in Large Databases. - Byung Cheol Song; Myung Jun Kim; Jong Beom Ra (IEEE Pacific Rim Conference on Multimedia, 2001)

Automatic Shot Change Detection Algorithm Using Multi-stage Clustering for MPEG-Compressed Videos. - Byung Cheol Song; Jong Beom Ra (J. Vis. Commun. Image Represent., 2001)

A fast multi-resolution block matching algorithm and its LSI architecture for low bit-rate video coding. - Jae Hun Lee; Kyoung Won Lim; Byung Cheol Song; Jong Beom Ra (IEEE Trans. Circuits Syst. Video Technol., 2001)

A fast multiresolution feature matching algorithm for exhaustive search in large image databases. - Byung Cheol Song; Myung Jun Kim; Jong Beom Ra (IEEE Trans. Circuits Syst. Video Technol., 2001)

Block motion estimation based on selective integral projections. - Jae Hun Lee; Jong Beom Ra (ICIP (1), 2002)

Fast volume rendering algorithm in a virtual endoscopy system. - Sang-Hun Kim; Jin Kook Kim; Jong Beom Ra (Image-Guided Procedures, 2002)

Efficient temporal error concealment based on motion estimation of enlarged block size. - Sung Kyu Jang; Jong Beom Ra (VCIP, 2002)

Fast block-matching algorithm using selective integral projections. - Jae Hun Lee; Jong Beom Ra (VCIP, 2002)

A fast search algorithm for vector quantization using L2-norm pyramid of codewords. - Byung Cheol Song; Jong Beom Ra (IEEE Trans. Image Process., 2002)

Automatic flight path generation in a virtual colonoscopy system. - Dong-Goo Kang; Jaeyoun Yi; Jong Beom Ra (Image-Guided Procedures, 2003)

Fast half-pixel motion estimation based on a directional search and a linear model. - Yun-Gu Lee; Jae Hun Lee; Jong Beom Ra (VCIP, 2003)

Feature-assisted search technique for motion estimation. - Jae Hun Lee; Jong Beom Ra (VCIP, 2003)

A locally adaptive region growing algorithm for vascular segmentation. - Jaeyoun Yi; Jong Beom Ra (Int. J. Imaging Syst. Technol., 2003)

Efficient error localization and temporal concealment based on motion estimation of enlarged block. - Sung Kyu Jang; Jong Beom Ra (J. Vis. Commun. Image Represent., 2003)

Efficient block-based video encoder embedding a Wiener filter for noisy video sequences. - Sung Deuk Kim; Jong Beom Ra (J. Vis. Commun. Image Represent., 2003)

Fast motion estimation for shape coding in MPEG-4. - Donghoon Yu; Sung Kyu Jang; Jong Beom Ra (IEEE Trans. Circuits Syst. Video Technol., 2003)

Automatic path-planning algorithm maximizing observation area for virtual colonoscopy. - Dong-Goo Kang; Jong Beom Ra (Image-Guided Procedures, 2004)

Automatic depth determination for sculpting based on volume rendering. - Jaeyoun Yi; Jong Beom Ra (Image-Guided Procedures, 2004)

Novel digital subtraction CT angiography based on 3D registration and refinement. - Sungmin Kwon; Yong Sun Kim; Tae-Sung Kim; Dong Ik Kim; Jong Beom Ra (Image Processing, 2004)

A real-time terrain visualization algorithm using wavelet-based compression. - Jin Kook Kim; Jong Beom Ra (Vis. Comput., 2004)

Real-time head tracking based on color and shape information. - Dong-gil Jeong; Yu Kyung Yang; Dong-Goo Kang; Jong Beom Ra (Electronic Imaging: Image and Video Communications and Processing, 2005)

Fine spatial scalability in wavelet based image coding. - Donghoon Yu; Jong Beom Ra (ICIP (2), 2005)

Improvement of ultrasound image based on wavelet transform: speckle reduction and edge enhancement. - Yong Sun Kim; Jong Beom Ra (Image Processing, 2005)

A Fast Multi-Resolution Block Matching Algorithm for Multiple-Frame Motion Estimation. - Myung Jun Kim; Yun-Gu Lee; Jong Beom Ra (IEICE Trans. Inf. Syst., 2005)

Multiresolution descriptor matching algorithm for fast exhaustive search in norm-sorted databases. - Byung Cheol Song; Jong Beom Ra (J. Electronic Imaging, 2005)

A rate-constrained fast full-search algorithm based on block sum pyramid. - Byung Cheol Song; Kang Wook Chun; Jong Beom Ra (IEEE Trans. Image Process., 2005)

Region-Based Super-Resolution Using Multiple Blurred and Noisy Undersampled Images. - Boorym Choi; Jong Beom Ra (ICASSP (2), 2006)

Fast exhaustive multi-resolution search algorithm based on clustering for efficient image retrieval. - Byung Cheol Song; Jong Beom Ra (J. Vis. Commun. Image Represent., 2006)

Image enhancement in multi-resolution multi-sensor fusion. - Jae Ho Jang; Yong Sun Kim; Jong Beom Ra (AVSS, 2007)

Sub-band decomposed multiscale retinex with space varying gain. - Jae Ho Jang; Boorym Choi; Sung Deuk Kim; Jong Beom Ra (ICIP, 2008)

Pseudo-color image fusion based on intensity-hue-saturation color space. - Jae Ho Jang; Jong Beom Ra (MFI, 2008)

A 36 fps SXGA 3-D Display Processor Embedding a Programmable 3-D Graphics Rendering Engine. - Seok-Hoon Kim; Jae-Sung Yoon; Chang-Hyo Yu; Donghyun Kim 014; Kyusik Chung; Han Shin Lim; Yun-Gu Lee; HyunWook Park; Jong Beom Ra; Lee-Sup Kim (IEEE J. Solid State Circuits, 2008)

Multi-sensor image registration based on intensity and edge orientation information. - Yong Sun Kim; Jae Hak Lee; Jong Beom Ra (Pattern Recognit., 2008)

Improvement on optical flow based video deinterlacing by adopting Flow Vector And Intensity Reliabilities. - Yun-jun Choi; Kyoung Won Lim; Jong Beom Ra (ICIP, 2009)

Multi-sensor image fusion using subband decomposed multiscale retinex. - Jae Ho Jang; Yoonsung Bae; Jong Beom Ra (ICIP, 2009)

Improvement on learning-based super-resolution by adopting residual information and patch reliability. - Changhyun Kim; Kyuha Choi; Jong Beom Ra (ICIP, 2009)

Three-Dimensional Blood Vessel Quantification via Centerline Deformation. - Dong-Goo Kang; Dae Chul Suh; Jong Beom Ra (IEEE Trans. Medical Imaging, 2009)

Gamut-adaptive correction in color image processing. - Yoonsung Bae; Jae Ho Jang; Jong Beom Ra (ICIP, 2010)

Infrared image enhancement based on an aligned high resolution visible image. - Kyuha Choi; Changhyun Kim; Jong Beom Ra (ICIP, 2010)

Robust learning-based super-resolution. - Changhyun Kim; Kyuha Choi; Ho-Young Lee; Kyuyoung Hwang; Jong Beom Ra (ICIP, 2010)

Frame rate up conversion via image fusion based on variational approach. - Won-Hee Lee; Yun-jun Choi; Kyuha Choi; Jong Beom Ra (ICIP, 2010)

Sensorless and real-time registration between 2D ultrasound and preoperative images of the liver. - Duhgoon Lee; Woo Hyun Nam; Donggyu Hyun; Jae Young Lee; Jong Beom Ra (ISBI, 2010)

Robust registration of 3-D ultrasound and CT images of the liver for image-guided intervention. - Woo Hyun Nam; Dong-Goo Kang; Duhgoon Lee; Jong Beom Ra (ISBI, 2010)

Robust CCD and IR Image Registration Using Gradient-Based Statistical Information. - Jae Hak Lee; Yong Sun Kim; Duhgoon Lee; Dong-Goo Kang; Jong Beom Ra (IEEE Signal Process. Lett., 2010)

Post processing for blocking artifact reduction. - Seok Bong Yoo; Kyuha Choi; Jong Beom Ra (ICIP, 2011)

Enhancement of Optical Remote Sensing Images by Subband-Decomposed Multiscale Retinex With Hybrid Intensity Transfer Function. - Jae Ho Jang; Sung Deuk Kim; Jong Beom Ra (IEEE Geosci. Remote. Sens. Lett., 2011)

Resolution Improvement of Infrared Images Using Visible Image Information. - Kyuha Choi; Changhyun Kim; Myung-Ho Kang; Jong Beom Ra (IEEE Signal Process. Lett., 2011)

Efficient stereo matching based on a new confidence metric. - Won-Hee Lee; Yumi Kim; Jong Beom Ra (EUSIPCO, 2012)

Block Poisson Method and its application to large scale image editing. - Dewey H. Lee; Seok Bong Yoo; Myungjin Choi; Jong Beom Ra; Junmo Kim 002 (ICIP, 2012)

Position estimation of moving liver lesion based on registration between 2D ultrasound and 4D MR images. - Chi Jun Weon; Woo Hyun Nam; Duhgoon Lee; Youngkyoo Hwang; Jung-Bae Kim; Won-Chul Bang; Jong Beom Ra (ICIP, 2012)

Automatic road extraction from remote sensing images based on a Hessian matrix. - Yoonsung Bae; Jae Ho Jang; Jong Beom Ra (Visual Information Processing, 2012)

Scene-based nonuniformity correction in infrared videos. - Yoonsung Bae; Jongho Lee; Jong Ho Lee; Jong Beom Ra (Visual Information Processing, 2012)

Contrast-Enhanced Fusion of Multisensor Images Using Subband-Decomposed Multiscale Retinex. - Jae Ho Jang; Yoonsung Bae; Jong Beom Ra (IEEE Trans. Image Process., 2012)

Error detection in digital elevation model using a camera image. - Young Woo Jeon; Yoonsung Bae; Jong Beom Ra (IGARSS, 2013)

Globally convergent 3D dynamic PET reconstruction with patch-based non-convex low rank regularization. - Kyung Sang Kim; Young-Don Son; Zang-Hee Cho; Jong Beom Ra; Jong Chul Ye (ISBI, 2013)

Example-Based Super-Resolution via Structure Analysis of Patches. - Changhyun Kim; Kyuha Choi; Jong Beom Ra (IEEE Signal Process. Lett., 2013)

An integrated framework for both compression noise reduction and super-resolution. - Seok Bong Yoo; Kyuha Choi; Sehyeok Park; Jong Beom Ra (GCCE, 2014)

Blind Post-Processing for Ringing and Mosquito Artifact Reduction in Coded Videos. - Seok Bong Yoo; Kyuha Choi; Jong Beom Ra (IEEE Trans. Circuits Syst. Video Technol., 2014)

Frame Rate Up Conversion Based on Variational Image Fusion. - Won-Hee Lee; Kyuha Choi; Jong Beom Ra (IEEE Trans. Image Process., 2014)

Ultra-Fast Hybrid CPU-GPU Multiple Scatter Simulation for 3-D PET. - Kyung Sang Kim; Young-Don Son; Zang-Hee Cho; Jong Beom Ra; Jong Chul Ye (IEEE J. Biomed. Health Informatics, 2014)

Post-Processing for Blocking Artifact Reduction Based on Inter-Block Correlation. - Seok Bong Yoo; Kyuha Choi; Jong Beom Ra (IEEE Trans. Multim., 2014)

Gamma curve determination for each individual pixel on high-resolution flat panel display. - Mina Kim; Won-Hee Lee; Se Yun Kim; Hee Joon Kim; Hoisik Moon; Jong Beom Ra (EUSIPCO, 2015)

Automatic Road Extraction From Remote Sensing Images Based on a Normalized Second Derivative Map. - Yoonsung Bae; Won-Hee Lee; Yun-jun Choi; Young Woo Jeon; Jong Beom Ra (IEEE Geosci. Remote. Sens. Lett., 2015)

Texture enhancement for improving single-image super-resolution performance. - Seok Bong Yoo; Kyuha Choi; Young Woo Jeon; Jong Beom Ra (Signal Process. Image Commun., 2016)

Cardiac Image Reconstruction via Nonlinear Motion Correction Based on Partial Angle Reconstructed Images. - Seungeon Kim; Yongjin Chang; Jong Beom Ra (IEEE Trans. Medical Imaging, 2017)

Subject-specific brain tumor growth modelling via an efficient Bayesian inference framework. - Yongjin Chang; Gregory C. Sharp; Quanzheng Li; Helen A. Shih; Georges El Fakhri; Jong Beom Ra; Jonghye Woo (Image Processing, 2018)

Cardiac Motion Correction for Helical CT Scan With an Ordinary Pitch. - Seungeon Kim; Yongjin Chang; Jong Beom Ra (IEEE Trans. Medical Imaging, 2018)

Development of Positron Emission Tomography With Wobbling and Zooming for High Sensitivity and High-Resolution Molecular Imaging. - Zang-Hee Cho; Young-Don Son; Hang-Keun Kim; Dae Hyuk Kwon; Yo-Han Joo; Jong Beom Ra; Yong Choi; Young-Bo Kim (IEEE Trans. Medical Imaging, 2019)

Head Motion Correction Based on Filtered Backprojection in Helical CT Scanning. - Seokhwan Jang; Seungeon Kim; Mina Kim; Kihong Son; Kyoung-Yong Lee; Jong Beom Ra (IEEE Trans. Medical Imaging, 2020)