Koichi Takagi

Publication Activity (10 Years)

Years Active: 2002-2012
Publications (10 Years): 0

Top Venues

IEICE Trans. Inf. Syst.

Publications

Yusuke Uchida, Koichi Takagi, Shigeyuki Sakazawa
Optimized Codebook Construction and Assignment for Product Quantization-based Approximate Nearest Neighbor Search. Inf. Media Technol. 7 (4) (2012)
Yusuke Uchida, Koichi Takagi, Shigeyuki Sakazawa
An alternative to IDF: Effective scoring for accurate image retrieval with non-parametric density ratio estimation. ICPR (2012)
Yusuke Uchida, Koichi Takagi, Shigeyuki Sakazawa
Optimized Codebook Construction and Assignment for Product Quantization-based Approximate Nearest Neighbor Search. IPSJ Trans. Comput. Vis. Appl. 4 (2012)
Yusuke Uchida, Koichi Takagi, Shigeyuki Sakazawa
Ratio Voting: A New Voting Strategy for Large-Scale Image Retrieval. ICME (2012)
Jianfeng Xu, Koichi Takagi, Shigeyuki Sakazawa
Efficient Generation of Dancing Animation Synchronizing with Music Based on Meta Motion Graphs. IEICE Trans. Inf. Syst. (6) (2012)
Yusuke Uchida, Koichi Takagi, Shigeyuki Sakazawa
Fast and accurate content-based video copy detection using bag-of-global visual features. ICASSP (2012)
Jianfeng Xu, Koichi Takagi, Shigeyuki Sakazawa
Motion synthesis for synchronizing with streaming music by segment-based search on metadata motion graphs. ICME (2011)
Jianfeng Xu, Koichi Takagi, Shigeyuki Sakazawa
Human Motion Tracking with Monocular Video by Introducing a Graph Structure into Gaussian Process Dynamical Models. PSIVT (1) (2011)
Yusuke Uchida, Koichi Takagi, Shigeyuki Sakazawa
KDDI LABS at TRECVID 2011: Content-Based Copy Detection. TRECVID (2011)
Yusuke Uchida, Koichi Takagi, Ryoichi Kawada
Quantization-Based Approximate Nearest Neighbor Search with Optimized Multiple Residual Codebooks. IEICE Trans. Inf. Syst. (7) (2011)
Emi Myodo, Koichi Takagi, Ryoichi Kawada
Contrast-enhancing and deterministic tone mapping method in natural image hiding scheme using halftone images. Media Forensics and Security (2011)
Jianfeng Xu, Koichi Takagi, Shigeyuki Sakazawa
Interactive generation of dancing animation with music synchronization. SIGGRAPH Asia Posters (2011)
Emi Myodo, Satoshi Ueno, Koichi Takagi, Shigeyuki Sakazawa
Automatic comic-like image layout system preserving image order and important regions. ACM Multimedia (2011)
Tomoaki Konno, Emi Myodo, Koichi Takagi, Ryoichi Kawada
Automatic image selection scheme utilizing comments for insertion of images into weblogs. Imaging and Printing in a Web 2.0 World (2011)
Jianfeng Xu, Koichi Takagi, Ryoichi Kawada
Automatic Composition of Motion Capture Animation for Music Synchronization. Eurographics (Short Papers) (2010)
Jianfeng Xu, Koichi Takagi, Akio Yoneyama
Motion beat induction based on short-term principal component analysis. SIGGRAPH ASIA Sketches (2009)
KokSheik Wong, Kiyoshi Tanaka, Koichi Takagi, Yasuyuki Nakajima
Complete Video Quality-Preserving Data Hiding. IEEE Trans. Circuits Syst. Video Technol. 19 (10) (2009)
KokSheik Wong, Kiyoshi Tanaka, Koichi Takagi, Yasuyuki Nakajima
An efficient data representation scheme for complete video quality preserving data hiding. ICME (2008)
Koichi Takagi, Shigeyuki Sakazawa, Yasuhiro Takishima
Light Weight MP3 Watermarking Method for Mobile Terminals. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (9) (2008)
Emi Myodo, Koichi Takagi, Satoshi Miyaji, Yasuhiro Takishima
Halftone Visual Cryptography Embedding a Natural Grayscale Image Based on Error Diffusion Technique. ICME (2007)
Koichi Takagi, Satoshi Miyaji, Yasuhiro Takishima
High Speed AAC Bit Rate Reduction on the Compressed Domain. ICME (2007)
Koichi Takagi, Satoshi Miyaji, Shigeyuki Sakazawa, Yasuhiro Takishima
Conversion of MP3 to AAC in the Compressed Domain. MMSP (2006)
Koichi Takagi, Shigeyuki Sakazawa
Light weight MP3 watermarking method for mobile terminals. ACM Multimedia (2005)
Koichi Takagi, Shigeyuki Sakazawa, Yasuhiro Takishima
Low Complexity Scrambling Scheme for Compressed Audio Based on Human Auditory Perception Characteristics. DMS (2005)
Koichi Takagi, Yasuhiro Takishima, Yasuyuki Nakajima
A study on rate distortion optimization scheme for JVT coder. VCIP (2003)
Kenji Matsuo, Koichi Takagi, Atsushi Koike, Shuichi Matsumoto
FGS encoder for efficiency improvement and decoder for drift reduction. VCIP (2003)
Koichi Takagi, Atsushi Koike, Shuichi Matsumoto, Hideo Yamamoto
Motion picture coding based on region segmentation using genetic algorithm. Systems and Computers in Japan 33 (5) (2002)
Kenji Matsuo, Koichi Takagi, Atsushi Koike, Shuichi Matsumoto
A Bit-Plane Coding Scheme of MPEG-4 FGS with High Efficiency Based on the Distribution of Significant Coefficients. IEEE Pacific Rim Conference on Multimedia (2002)