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(Pdfs will be avalibale when required.)
    Journal Papers
  1. Yu Qiao M. Nishiara and M. Yasuhara, "A Framework toward Restoration of Writing Order from Single-Stroked Handwriting Image", (Proof of Theorems)IEEE Transactions on Pattern Analysis and Machine Intelligence, pp.1724-1737, Vol. 28, No. 11, November 2006
  2. Yu Qiao and M. Yasuhara, "Optimal Euler Circuit of Maximum Contiguous Cost" , IEICE Transactions on Fundamental Electronics, Communication and Computer Science, Vol.E90-A,No.1,pp.274-280,Jan. 2007
  3. W. Wang, Yu Qiao , R. Ishijima, T. Yokozeki, D. Honda, A. Matsuda, S. G. Hanson, and M. Takeda, "Constellation of phase singularities in the complex signal representation of a speckle-like pattern and its applications to optical vortex metrology for biological kinematic analysis," Optics Express, Vol. 16, No. 18, pp.13908-13917, 2008

  4. *This paper is selected for publication in Virtual Journal for Biomedical Optics, Link vol.3, no.11, 2008.

  5. Yu Qiao , W. Wang, N. Minematsu, J. Liu, M. Takeda , X. Tang " A Theory of Phase Singularities for Image Representation and its Applications to Object Tracking and Image Matching," IEEE Trans. on Image Processing, vol.18, no.10, pp.2153-2166, 2009
  6. Baochang Zhang, Yu Qiao, "Face Recognition based on Gradient Gabor feature and Efficient Kernel Fisher Analysis," Neural Computing and Application, 2009 (Accepted)
  7. Yu Qiao and N. Minematsu, "A study on invariance of f-divergence and its application to speech recognition," IEEE Trans. on Signal Processing, vol.58, no.7, pp.3884-3890」ャ2010
  8. N. Minematsu, S. Asakawa, M. Suzuki, Y. Qiao, "Speech structure and its application to robust speech processing," Journal of New Generation Computing, vol.28, no.3, 2010
    Earlier Journal Papers in Chinese
  1. Yu Qiao , Huang Xiyue and Chaiyi; "Virtual Studio System" Journals of Chongqing University, Vol. 26(1),pp.38-41 2003
  2. Yu Qiao, Huang X.Y. and Chai Y; "Corner Point Detection Based on Adaptive Line Approximation", Journals of Chongqing University Vol. 26(2),pp.29-31, 2003
  3. Yu Qiao , Huang Xiyue and Chaiyi; "Face Recogntion based on Weighted PCA" Journals of Chongqing University , Vol. 27(3), pp.28-31, 2004
  4. Y. Li, G.Zhao, X.Y. Huang, Yu Qiao and W. Li, "Object-oriented Design of the Intelligent Decision-making System of Safety Controlling", Journal of Chongqing University, Vol.27(12), pp.102-106, 2004
  5. W. Li, X.Y. Huang, H.B.Wei, Yu Qiao ,Y. Li "Knowledge-based Intelligent Decision-making System for the Safety Controlling", Journal of Chongqing University, Vol.29(1),pp.77-80 2006
  6. H.B.Wei, X.Y. Huang, Yu Qiao , Y. Li, W. Li "Orbit Selection by Knowledge Based Neural Network", Journals of Chongqing University Vol.28(11), pp.27-30,2005
    International Conference Papers
  1. Y. Qiao and N. Minematsu, "HMM-based sequence-to-frame mapping for voice conversion," Proc. Int. Conf. Acoustics, Speech, & Signal Processing (ICASSP), pp.4830-4833, 2010
  2. D. Luo, Y. Qiao, N. Minematsu, Y. Yamauchi, and K. Hirose, "Regularized-MLLR speaker adaptation for computer-aided language learning system," Proc. INTERSPEECH, 2010 (Accepted)
  3. M. Suzuki, Y. Qiao, N. Minematsu, and K. Hirose, "Integration of multilayer regression with structure-based pronunciation assessment," Proc. INTERSPEECH, 2010 (Accepted)
  4. M. Suzuki, Y. Qiao, N. Minematsu, and K. Hirose, "Pronunciation proficiency estimation based on multilayer regression analysis using speaker-independent strucural features," Proc. Int. Workshop on Second Language Studies, 2010 (Accepted)
  5. Y. Qiao, M. Suzuki, and N. Minematsu, "A study of Hidden Structure Model and its application of labeling sequences," Proc. Int. Workshop on Automatic Speech Recognition and Understanding (ASRU'2009), 2009 (accepted)
  6. Y. Qiao, N. Minematsu, K. Hirose, "On invariant structural representation for speech recognition: theoretical validation and experimental improvement," Proc. INTERSPEECH, pp.3055-3058, 2009
  7. D. Luo, Y. Qiao, N. Minematsu, Y. Yamauchi, K. Hirose, "Analysis and utilization of MLLR speaker adaptation technique for learners' pronunciation evaluation," Proc. INTERSPEECH, pp.608-611, 2009
  8. A. Kunikoshi, Y. Qiao, N. Minematsu, K. Hirose, "Speech generation from hand gestures based on space mapping," Proc. INTERSPEECH, pp.308-311, 2009
  9. X. Ma, A. Nemoto, N. Minematsu,Y. Qiao, K. Hirose, "Structural analysis of dialects, sub-dialects, and sub-sub-dialects of Chinese," Proc. INTERSPEECH, pp.2219-2222, 2009
  10. D. Saito, Y. Qiao, N. Minematsu, K. Hirose, "Optimal even search using a structural cost function -- improvement of structure to speech conversion --," Proc. INTERSPEECH, pp.2047-2050, 2009
  11. D. Saito, Y. Qiao, N. Minematsu, and K. Hirose, "Improvement of structure to speech conversion using iterative optimization," Proc. Speech and Computer (SPECOM), pp.174-179, 2009
  12. X. Ma, N. Minematsu, Y. Qiao, K. Hirose, A. Nemoto, and F. Shi, "Chinese dialect-based speaker classification using structural representation of pronunciation," Proc. Speech and Computer (SPECOM), pp.350-355, 2009
  13. N. Minematsu, S. Asakawa, Y. Qiao, D. Saito, and T. Nishimura, "Implementation of robust speech recognition by simulating infants' speech perception with the invariant sound shape embedded in utterances," Proc. Speech and Computer (SPECOM), pp.35-40, 2009
  14. Kun Yang, Jingwei Ye, Zhijun Li, Y. Qiao, "Free hand sketch understanding using SVMs-chain modeling for spatial and temporal patterns," Prof. Genetic and Evolutionary Computation Conference, (GEC Summit), pp 1029-1032, 2009
  15. Y. Qiao, M. Suzuki, and N. Minematsu, "Affine invariant features and its application to speech recognition," Proc. Int. Conf. Acoustics, Speech, & Signal Processing (ICASSP), pp.4629-4632, 2009
  16. Y. Qiao and N. Minematsu, "Mixture of probabilistic linear regressions: a unified view of GMM-based mapping techniques," Proc. Int. Conf. Acoustics, Speech, & Signal Processing (ICASSP),pp.3913-3916, 2009
  17. Y. Qiao and N. Minematsu, "f-divergence is a generalized invariant measure between distributions," Proc. INTERSPEECH, 2008
  18. Y. Qiao and N. Minematsu, "Metric learning for unsupervised phoneme segmentation," Proc. INTERSPEECH, 2008
  19. Baochang Zhang, Yongsheng Gao, Y. Qiao, "Face Recognition based on Gradient Gabor feature," Proc. Int. Conf. Image Processing (ICIP), 2008
  20. Y. Qiao, W. Wang, N. Minematsu, J. Liu, X. Tang "Phase singularities for image representation and matching," Proc. Int. Conf. Acoustics, Speech, & Signal Processing (ICASSP), 2008
  21. Y. Qiao, N. Shimomura, N. Minematsu, "Unsupervised optimal phoneme segmentation: objectives, algorithm and comparisons," Proc. Int. Conf. Acoustics, Speech, & Signal Processing (ICASSP), 2008
  22. N. Minematsu, T. Nishimura, D. Saito, S. Asakawa, Y. Qiao, "Holistic and prosodic representation of the segmental aspect of speech," Proc. Int. Conf. Speech Prosody, 2008
  23. Yu Qiao and N. Minematsu, "Unsupervised phoneme segmentation using Mahalanobis distance," Asian Workshop on Speech Science and Technology, 2008
  24. Yu Qiao, Satoshi Asakawa andNobuaki Minematsu, "Random Discriminant Structure Analysis for Automatic Recognition of Connected Vowels", IEEE workshop on Automatic Speech Recognition and Understanding (ASRU), 2007.
  25. Yu Qiao, Jianzhuang Liu and Xiaoou Tang, "Offline Signature Verification using Online Registration", International Conference on Computer Vision and Pattern Recognition (CVPR), 2007.
  26. Wei Wang, Yu Qiao et al. "The Spatial Structures of pseudophase singularities in the analytic signal representation of a speckle and their application to biological kinematic analysis ", International Conference on Experimental Mechanics (ICEM-13) 2007
  27. Yu Qiao and M. Yasuhara. "Affine Invariant Dynamic Time Warping and its Application to Online Rotated Handwriting Recognition", International Conference on Pattern Recognition (ICPR), 2006. Hongkong China
  28. Yu Qiao and M. Yasuhara. " Recover Writing Trajectory from Multiple Stroked Image Using Bidirectional Dynamic Search", International Conference on Pattern Recognition (ICPR), 2006. Hongkong China
  29. Yu Qiao, M. Yasuhara. "Reccovering Drawing Order From Offline Handwritten Image Using Direction Context and Optimal Euler Path," 31st International Conference on Acoustics, Speech, and Signal Processing (ICASSP), 2006. Toulouse France
  30. Yu Qiao Mikihiko Nishiara and M. Yasuhara; " A Novel Approach to Recover Writing Order From Single Stroke Offline Handwritten Images ", Proceeding of Eighth International Conference on Document Analysis and Recognition (ICDAR), pp. 227-231, 2005, Seoul Korea
  31. Yu Qiao and M. Yasuhara; "Recovering Dynamic Information from Static Handwritten Images", Proceeding of Ninth International Workshop on Frontiers in Handwriting Recognition (IWFHR), pp. 118-123, 2004 Tokyo, Japan
  32. Zhou Xin, Huang Xiyue, Liao Chuanjin and Yu Qiao. "Vehicle Detection On Highway Based on Direction-Fractal Dimension " , International Conference on Wavelet Analysis and Its Application, 2003
    Technical Reports and domestic conference papers
  1. 斎藤大輔,喬宇,峯松信明,広瀬敬吉,"構造評価関数を用いた構造的表象からの音声合成系の高精度化",電子情報通信学会音声研究会,2009-11 (To Appear)
  2. 國越晶,喬宇,峯松信明,広瀬敬吉,"手の動きを入力としたリアルタイム音声生成系における鼻音の合成とピッチ制御に関する検討",電子情報通信学会音声研究会,2009-10 (To Appear)
  3. 喬宇,鈴木雅之,峯松信明,"Proposal of Hidden Structure Model," Proc. Autumn Meeting of Acoust. Soc. Japan, 1-1-3, pp.7-10 (2009-9)
  4. Y. Qiao, M. Suzuki, and N. Minematsu, "Hidden Structure Model (HSM) for speech recognition," IPSJ Technical Report, SLP-77-5, pp. 1-6 (2009-7)
  5. X. Ma, N. Minematsu, A. Nemoto, Y. Qiao, and K. Hirose, "Structural analysis of Chinese dialects and its application for pronunciation assessment," IEICE Technical Report, pp.25-30, (2009-7)
  6. Y. Qiao, D. Saito, and N. Minematsu, "Mixture of probabilistic linear regression models for voice conversion," IEICE Technical Report, SP2008-xxx, pp.xx-yy (2009-1)
  7. 朝川智,喬 宇,峯松信明,広瀬啓吉,"音声の構造的表象と判別分析を用いた単語音声認識", 電子情報通信学会音声研究会,SP2008-XX, pp.xx-yy (2008-12)
  8. 鈴木雅之,喬 宇,峯松信明,"アフィン変換不変性を有する局所的特徴量を用いた音声認識",電子情報通信学会音声研究会,SP2008-XX, pp.xx-yy (2008-12)
  9. X. Ma, N. Minematsu, Y. Qiao, K. Hirose, A. Nemoto, and F. Shi,"Dialect-based speaker classification of Chinese using acoustic features invariant with extra-linguistic factors," IEICE Technical Report, SP2008-XX, pp.xx-yy (2008-12)
  10. 國越晶,喬 宇,峯松信明,広瀬啓吉,"空間写像に基づく手の動きを入力とした音声生成系の構築",電子情報通信学会音声研究会,SP2008-78,pp.45-50 (2008-11)
  11. Y. Qiao and N. Minematsu, "Structural representation with a general form of invariant divergence," Proc. Autumn Meeting of Acoust. Soc. Jpn., 2-P-1, pp.105-108 (2008-9)
  12. Y. Qiao, S. Asakawa, N. Minematsu, and K. Hirose," Dimension reduction and discriminant analysis for Japanese connected vowel recognition," Proc. Autumn Meeting of Acoust. Soc. Jpn., 2-P-2, pp.109-112 (2008-9)
  13. 朝川智,喬 宇,峯松信明,広瀬啓吉,"判別分析と構造構造表象を用いた話者の多様性に超頑健な音声認識",日本音響学会秋季講演論文集,2-P-3,pp.113-116 (2008-9)
  14. 國越晶,喬 宇,峯松信明,広瀬啓吉,"空間写像に基づく手の動きを入力とした音声生成系",日本音響学会秋季講演論文集,1-Q-23,pp.375-376 (2008-9)
  15. 鈴木雅之,朝川智,喬宇,峯松信明,広瀬啓吉,"スペクトル領域特徴量を用いた音声の構造的表象による音声認識",日本音響学会秋季講演論文集,1-R-26,pp.473-476 (2008-9)
  16. Y. Qiao and N. Minematsu, "The general form of divergence invariant to transformations",IEICE Technical Report, (2008-7)
  17. 鈴木雅之,朝川智,喬 宇,峯松信明,広瀬啓吉,"スペクトル特徴量を用いた音声の構造的表象に関する実験的検討",電子情報通信学会音声研究会,SP2008-32,pp.73-78 (2008-6)
  18. 下村直也,峯松信明,山内豊,喬 宇,朝川智,広瀬啓吉,"教師無しセグメンテーションを用いたシャドーイング音声の自動評価に関する実験的検討",日本音響学会春季講演論文集,3-10-10,pp.483-486 (2008-3)
  19. Y. Qiao, N. Shimomura, N. Minematsu," Unsupervised phoneme segmentation using transformed cepstrum features," Proc. Spring Meeting of Acoust. Soc. Japan, 1-11-20, pp.287-290 (2008-3)
  20. Y. Qiao, N. Shimomura, and N. Minematsu, " Toward optimal unsupervised phoneme segmentation -- a theoretical and experimental investigation --," IEICE Technical Report, SP2007-123, pp.161-166 (2007-12)
  21. Y. Qiao, S. Asakawa, and N. Minematsu, " Recognition of connected Japanese vowel utterances using random discriminant structure analysis," IEICE Technical Report, SP2007-89, pp.19-24 (2007-11)
  22. 羅徳安, 喬 宇, 峯松信明, 山内豊, 広瀬啓吉,"音響モデルに対する話者適応処理が発音評定精度に及ぼす影響に関する分析," 日本音響学会春季講演論文集,2009
  23. 齋藤大輔, 喬 宇, 峯松信明, 広瀬啓吉,"反復解法に基づく構造的表象からの音声合成の高精度化に関する検討," 日本音響学会春季講演論文集,2009
  24. 國越晶, 喬 宇, 鈴木雅之, 峯松信明, 広瀬啓吉, 坂野秀樹 "ジェスチャー空間と音響空間の写像に基づくリアルタイム音声生成系," 日本音響学会春季講演論文集,2009
    Others
  1. Yu Qiao, Zhao Q.S. and Li X.X.; "Assembly Unlawful?" International Mathematical Contest in Modeling (MCM), Honorable Mention 1999
  2. Yu Qiao, Li X.X and Zhao Q.S; "Find Optimal Path for Multi-Scouting Problem" Mathematical Contest in Modeling of China (MCMC) , National First Prize 1998