Publications > Conference Proceedings 2001-2010
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K.-Y. Wang, T.-H. Chang, W.-K. Ma, and Chong-Yung Chi, “A semidefinite relaxation based conservative approach to robust transmit beamforming with probabilistic SINR constraints,” in Proc. 2010 18th EUSIPCO, Aalborg, Denmark, Aug 23-27, 2010, pp. 407-411.
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A. Ambikapathi, T.-H. Chan, W.-K. Ma, and Chong-Yung Chi, “A robust alternating volume maximization algorithm for endmember extraction in hyperspectral images,” in Proc. 2010 2nd WHISPERS, Reykjavik, Iceland, Jun 14-16, 2010.
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A. Ambikapathi, T.-H. Chan, W.-K. Ma, and Chong-Yung Chi, “A robust minimum volume enclosing simplex algorithm for hyperspectral unmixing,” in Proc. 2010 IEEE ICASSP, Dallas, Texas, Mar 14-19, 2010, pp. 1202-1205.
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W.-C. Liao, T-H. Chang, W.-K. Ma, and Chong-Yung Chi, “Joint transmit beamforming and artificial noise design for QoS discrimination in wireless downlink,” in Proc. 2010 IEEE ICASSP, Dallas, Texas, Mar 14-19, 2010, pp. 2562-2565.
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S.-C. Lin, T.-H. Chang, Y.-W. Hong, and Chong-Yung Chi, “On the impact of quantized channel direction feedback in multiple-antenna wiretap channels,” in Proc. 2010 IEEE ICC, Cape Town, South Africa, May 23-27, 2010.
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T.-H. Chang, Y.-W. P. Hong, and Chong-Yung Chi, “Training signal design for discriminatory channel estimation,” in Proc. 2009 GLOBECOM, Honolulu, Hawaii, USA, Nov 30- Dec 4, 2009.
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J. Du, Chong-Yung Chi, T.-H. Chang, and J. Liu, “Parallel blind source separation by kurtosis maximization with successive prewhitening,” in Proc. WCSP 2009, Nanjing, China, Nov 13- 15, 2009.
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T.-H. Chan, W.-K. Ma, Chong-Yung Chi, and A. ArulMurugan, “Hyperspectral unmixing from a convex analysis and optimization perspective,” in Proc. 2009 1st WHISPERS, Grenoble, France, Aug 26-28, 2009. (Invited paper)
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Y.-L. Liang, Y.-S. Wang, T.-H. Chang, Y.-W. P. Hong, and Chong-Yung Chi, “On the impact of quantized channel feedback in guaranteeing secrecy with artificial noise,” in Proc. ISIT 2009, Seoul, Korea, Jun 28-Jul 3, 2009, pp. 2351-2355.
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T.-H. Chang, W.-K. Ma, C.-Y. Kuo, and Chong-Yung Chi, “Blind maximum-likelihood detection for decode-and-forward randomized distributed OSTBC,” in Proc. 2009 10th IEEE SPAWC, Perugia, Italy, Jun 21-24, 2009, pp. 260-264.
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T.-H. Chang, W.-K. Ma, C.-Y. Huang, and Chong-Yung Chi, “On perfect channel identifiability of semiblind ML detection of orthogonal space-time block coded OFDM,” in Proc. 2009 IEEE ICASSP, Taipei, Taiwan, Apr 19-24, 2009, pp. 2713-2716.
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T.-H. Chan, Chong-Yung Chi, Y.-M. Huang, and W.-K. Ma, “Convex analysis based minimum-volume enclosing simplex algorithm for hyperspectral unmixing,” in Proc. 2009 IEEE ICASSP, Taipei, Taiwan, Apr 19-24, 2009, pp.1089-1092.
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W.-K. Ma, T.-H. Hsieh, and Chong-Yung Chi, “DOA estimation of quasi-stationary signals via Khatri-Rao subspace,” in Proc. 2009 IEEE ICASSP, Taipei, Taiwan, Apr 19-24, 2009, pp. 2165-2168.
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T.-H. Chan, L. Chen, P. L. Choyke, Chong-Yung Chi, and Y. Wang, “Convex analysis for separation of functional patterns in DCE-MRI: A longitudinal study to antiangiogenic therapy,” in Proc. 2008 IEEE MLSP, Cancún, Mexico, Oct 16-19, 2008, pp. 261-266.
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C.-W. Hsin, T.-H. Chang, W.-K. Ma, and Chong-Yung Chi, “A linear fractional semidefinite relaxed ML approach to blind detection of 16-QAM orthogonal space time block codes,” in Proc. 2008 IEEE ICC, Beijing, China, May 19-23, 2008, pp. 790-794.
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L. Chen, T.-H. Chan, P. L Choyke, Chong-Yung Chi, G. Wang, and Y. Wang, “Convex analysis and separation of composite signals in DCE-MRI,,” in Proc. 2008 5th IEEE ISBI, Paris, France, May 14-17, 2008, pp. 1557-1560.
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T.-H. Chan, W.-K. Ma, Chong-Yung Chi, and Y. Wang, “Blind separation of non-negative sources by convex analysis: Effective method using linear programming,” in Proc. 2008 IEEE ICASSP, Las Vegas, Nevada, Mar 31-Apr 4, 2008, pp. 3493-3496.
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T.-H. Chang, Z.-Q. Luo, L. D., and Chong-Yung Chi, “A convex optimization method for joint mean and variance parameter estimation of large-margin CDHMM,” in Proc. 2008 IEEE ICASSP, Las Vegas, Nevada, Mar 31-Apr 4, 2008, pp. 4053-4056.
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W.-K. Ma, C.-C. Su, J. Jalden, and Chong-Yung Chi, “'Some results on 16-QAM MIMO detection using semidefinite relaxation,” in Proc. 2008 IEEE ICASSP, Las Vegas, Nevada, Mar 30-Apr 4, 2008, pp. 2673-2676.
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T.-H. Chang, Z.-Q. Luo, and Chong-Yung Chi, “Approximation bound for semidefinite relaxation based multicast transmit beamforming,” in Proc. 2007 IEEE CAMSAP, St. Thomas, U.S. Virgin Islands, Dec 12-14, 2007, pp. 193-196.
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X. Chen, Chong-Yung Chi, C.-W. Wong, S. Zhou, and Y. Yao, “Non-cancellation multistage Kurtosis maximization with prewhitening for blind source separation,” in Proc. 2007 41th ACSSC, Pacific Grove, CA, Nov 4-7, 2007, pp. 3-8
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L. Chen, Y. Wang, Chong-Yung Chi, Z. Szabo, and P. L Choyke, “Separating composite signals in multi-probe dynamic biomedical imaging,” in Proc. 2007 41th ACSSC, Pacific Grove, CA, Nov 4-7, 2007, pp. 9-12.
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S. Bai, J. Liu, and Chong-Yung Chi, “An improved L1-norm algorithm for underdetermined blind source separation using sparse representation,” in Proc. 2007 41th ACSSC, Pacific Grove, CA, Nov 4-7, 2007, pp. 17-21.
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D. Xu, H.-C. Wu, and Chong-Yung Chi, “Blind separation and equalization using novel hill-climbing optimization,” in Proc. 2007 41th ACSSC, Pacific Grove, CA, Nov 4-7, 2007, pp. 13-16.
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X. Chen, Chong-Yung Chi, C.-W. Lin, W.-K. Ma, S. Zhou, and Y. Yao, “A blind post-FFT user-by-user beamforming algorithm for multiuser OFDM systems,” in Proc. 2007 ChinaCOM, Shanghai, China, Aug 22-24, 2007, pp. 519-523.
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C.-H. Peng, K.-C. Huang, Chong-Yung Chi, W.-K. Ma, and T.-H. Tsai, “A block-by-block blind post-FFT beamforming algorithm for multiuser OFDM systems based on subcarrier averaging,” in Proc. 2007 IEEE SPAWC, Helsinki, Finland, Jun 17-20, 2007.
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T.-H. Tsai, X. Chen, Chong-Yung Chi, W.-K. Ma, S. Zhou, and Y. Yao, “A subcarrier average based block-by-block blind channel estimation algorithm for multi-user OFDM systems,” in Proc. 2007 IEEE SPAWC, Helsinki, Finland, Jun 17-20, 2007.
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K.-U Lei, Y.-W. Hong, and Chong-Yung Chi, “Distributed estimation in wireless sensor networks with channel-aware slotted aloha,” in Proc. 2007 IEEE SPAWC, Helsinki, Finland, Jun 17-20, 2007
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T.-H. Chang, W.-K. Ma, and Chong-Yung Chi, “Semiblind ML OSTBC-OFDM detection in block fading channels,” in Proc. 2007 IEEE ICASSP, Honolulu, Hawaii, Apr 15-20, 2007, pp. 309-312.
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T.-H. Chan, W.-K. Ma, Chong-Yung Chi, and Y. Wang, “A convex analysis based criterion for blind separation of non-negative sources,” in Proc. 2007 IEEE ICASSP, Honolulu, Hawaii, Apr 15-20, 2007, pp.961-964.
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F.-Y. Wang, Chong-Yung Chi, T.-H. Chan, and Y. Wang, “Blind separation of positive dependent sources by non-negative least-correlated component analysis,” in Proc. 2006 6th IEEE MLSP, Arlington, VA, Sept 6-8, 2006, pp 73-78.
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T.-H. Chang, W.-K. Ma, and Chong-Yung Chi, “Group-wise blind OFDM ML detection for complexity reduction,” in Proc. 14th EUSIPCO, Florence, Italy, Sept 4-8, 2006.
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C.-H. Peng, Chong-Yung Chi, and C.-W. Chang, “Blind multiuser detection by Kurtosis maximization for asynchronous multi-rate DS/CDMA systems,” in Proc. 14th EUSIPCO, Florence, Italy, Sept 4-8, 2006.
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F.-Y. Wang, Y. Wang, T.-H. Chan, and Chong-Yung Chi, “Blind separation of multichannel biomedical image patterns by non-negative least-correlated component analysis,” in Proc. 2006 PRIB, Hong Kong, Aug 20, 2006, pp. 151-162
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W.-K. Ma, Chong-Yung Chi, and P.C. Ching, “Extended differential unitary space-time modulation: A non-coherent scheme with error penalty less than 3dB,” in Proc. 2006 IEEE ICASSP, Toulouse, France, May 14-19, 2006.
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C.-H. Peng, C.-C. Lin, Y.-H. Lin, and Chong-Yung Chi, “Blind beamforming for CCI reduction by Kurtosis maximization for OFDM systems in multipath,” in Proc. 2005 ISPACS, Hong Kong, China, Dec 13-16, 2005.
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C.-H. Peng, C.-C. Lin, T.-H. Chang, and Chong-Yung Chi, “Turbo space-time receiver by Kurtosis maximization for CCI/ISI reduction in cellular wireless communications,” in Proc. 2005 1st IEEE CAMAP, Puerto Vallarta, Mexico, Dec 13-15, 2005, pp.141-144.
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C.-H. Peng, Chong-Yung Chi, I-C. Chang, and C.-H. Kuo, “A blind space-time decoding algorithm by Kurtosis maximization for the down-link of MC-CDMA systems,” in Proc. 2005 Fifth ICICS, Bangkok, Thailand, Dec 6-9, 2005, pp.1535-1539. (Best Student Paper Award)
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T.-H. Chang, Y.-J. Chang, C.-H. Peng, Y.-H. Lin, and Chong-Yung Chi, “Space time MSINR-SRAKE receiver with finger assignment strategies in UWB multipath channels,” in Proc. 2005 IEEE ICU, Zurich, Switzerland, Sept 5-8, 2005, pp.242-248.
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Chong-Yung Chi, C.-H. Peng, and H.-I. Su, “Blind multiuser detection for quasi-synchronous modified MC-CDMA systems by Kurtosis maximization,” in Proc. 2004 IEEE SAM, Barcelona, Spain, Jul 18-21, 2004, pp.133-137.
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Chong-Yung Chi, C.-H. Peng, and W.-D. Li, “Multistage channel-constrained algorithms for blind source separation using inverse filter criteria,” in Proc. 2004 IEEE SAM, Barcelona, Spain, Jul 18-21, 2004, pp. 432-436.
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Chong-Yung Chi, C.-H. Peng, and C-W. Lin, “Blind equalization for asynchronous multi-rate DS/CDMA systems multipath with multiple antennas,” in Proc. 2004 5th IEEE SPAWC, Lisbon, Portugal, Jul 11-14, 2004, pp. 507-511.
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Chong-Yung Chi, C.-H. Peng, and P.-S. Tseng, “Blind identification of instantaneous MIMO systems via a system to HOS based source extraction filter relation,” in Proc. 2004 5th IEEE SPAWC, Lisbon, Portugal, Jul 11-14, 2004, pp. 541-545.
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Chong-Yung Chi, C.-J. Chen, F.-Y. Wang, C.-Y. Chen, and C.-H. Peng, “Turbo source separation algorithm using HOS based inverse filter criteria,” in Proc. 2003 3rd IEEE ISSPIT, Darmstadt, Germany, Dec 14-17, 2003, pp.498-501.
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C.-C. Feng, Y.-T. Wu, and Chong-Yung Chi, “Embedding and detection of side information for peak-to-average power ratio reduction of an OFDM signal using partial transmit sequences,” in Proc. 2003 58th IEEE VTC, Orlando, Florida, Oct 6-9, 2003, pp.1354-1358.
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Chong-Yung Chi, C.-Y. Chen, H.-P. Lee, and C.-J. Chen, “Blind identification of MIMO FIR systems for colored inputs by HOS based inverse filter criteria and GCD,” in Proc. 2003 4th IEEE SPAWC, Rome, Italy, Jun 15-18, 2003, pp. 329-333.
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Chong-Yung Chi, C.-Y. Chen, and C.-H. Chen, “Blind identification of MIMO systems by a system to HOS based inverse filter relationship,” in Proc. 2003 IEEE ICASSP, Hong Kong, China, Apr 6-10, 2003, vol. 4, pp. 305-308.
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K. Yang, T. Ohira, Y. Zhang, and Chong-Yung Chi, “A super-exponential blind adaptive beamforming algorithm,” in Proc. 2002 IEEE ICASSP, Orlando, Florida, May 13-17, 2002, pp. 3073-3076.
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Chong-Yung Chi, C.-Y. Chen, and C.-C. Feng, “Signal processing advances in wireless communications: blind equalization,” in Proc. 2001 International Symposium on Communications, Tainan, Taiwan, Nov 13-16, 2001. (Invited paper)
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Chong-Yung Chi and C.-H. Chen, “Blind equalization using cumulant based MIMO inverse filter criteria for multiuser DS/CDMA systems in multipath,” in Proc. 2001 11th IEEE SSP, Singapore, Aug 8-8, 2001, pp. 118-121.
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Chong-Yung Chi, X. Chang, and C.-H. Chen, “Blind single-input multi-output (SIMO) channel identification with application to time delay estimation,” in Proc. 2001 11th IEEE SSP, Singapore, Aug 8-8, 2001, pp. 293-296.
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Chong-Yung Chi and C.-H. Chen, “MIMO inverse filter criteria and blind maximum ratio combining using HOS for equalization of DS/CDMA systems in multipath,” in Proc. 2001 3rd IEEE SPAWC, Taoyuan, Taiwan, Mar 20-23, 2001, pp. 114-117.
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Chong-Yung Chi and C.-Y. Chen, “Blind beamforming and maximum ratio combining by Kurtosis maximization for source separation in multipath,” in Proc. 2001 3rd IEEE SPAWC, Taoyuan, Taiwan, Mar 20-23, 2001, pp. 248-246.