Publications > Conference Proceedings 20012010

K.Y. Wang, T.H. Chang, W.K. Ma, and ChongYung Chi, “A semidefinite relaxation based conservative approach to robust transmit beamforming with probabilistic SINR constraints,” in Proc. 2010 18th EUSIPCO, Aalborg, Denmark, Aug 2327, 2010, pp. 407411.

A. Ambikapathi, T.H. Chan, W.K. Ma, and ChongYung Chi, “A robust alternating volume maximization algorithm for endmember extraction in hyperspectral images,” in Proc. 2010 2nd WHISPERS, Reykjavik, Iceland, Jun 1416, 2010.

A. Ambikapathi, T.H. Chan, W.K. Ma, and ChongYung Chi, “A robust minimum volume enclosing simplex algorithm for hyperspectral unmixing,” in Proc. 2010 IEEE ICASSP, Dallas, Texas, Mar 1419, 2010, pp. 12021205.

W.C. Liao, TH. Chang, W.K. Ma, and ChongYung Chi, “Joint transmit beamforming and artificial noise design for QoS discrimination in wireless downlink,” in Proc. 2010 IEEE ICASSP, Dallas, Texas, Mar 1419, 2010, pp. 25622565.

S.C. Lin, T.H. Chang, Y.W. Hong, and ChongYung Chi, “On the impact of quantized channel direction feedback in multipleantenna wiretap channels,” in Proc. 2010 IEEE ICC, Cape Town, South Africa, May 2327, 2010.

T.H. Chang, Y.W. P. Hong, and ChongYung Chi, “Training signal design for discriminatory channel estimation,” in Proc. 2009 GLOBECOM, Honolulu, Hawaii, USA, Nov 30 Dec 4, 2009.

J. Du, ChongYung 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.

T.H. Chan, W.K. Ma, ChongYung Chi, and A. ArulMurugan, “Hyperspectral unmixing from a convex analysis and optimization perspective,” in Proc. 2009 1st WHISPERS, Grenoble, France, Aug 2628, 2009. (Invited paper)

Y.L. Liang, Y.S. Wang, T.H. Chang, Y.W. P. Hong, and ChongYung Chi, “On the impact of quantized channel feedback in guaranteeing secrecy with artificial noise,” in Proc. ISIT 2009, Seoul, Korea, Jun 28Jul 3, 2009, pp. 23512355.

T.H. Chang, W.K. Ma, C.Y. Kuo, and ChongYung Chi, “Blind maximumlikelihood detection for decodeandforward randomized distributed OSTBC,” in Proc. 2009 10th IEEE SPAWC, Perugia, Italy, Jun 2124, 2009, pp. 260264.

T.H. Chang, W.K. Ma, C.Y. Huang, and ChongYung Chi, “On perfect channel identifiability of semiblind ML detection of orthogonal spacetime block coded OFDM,” in Proc. 2009 IEEE ICASSP, Taipei, Taiwan, Apr 1924, 2009, pp. 27132716.

T.H. Chan, ChongYung Chi, Y.M. Huang, and W.K. Ma, “Convex analysis based minimumvolume enclosing simplex algorithm for hyperspectral unmixing,” in Proc. 2009 IEEE ICASSP, Taipei, Taiwan, Apr 1924, 2009, pp.10891092.

W.K. Ma, T.H. Hsieh, and ChongYung Chi, “DOA estimation of quasistationary signals via KhatriRao subspace,” in Proc. 2009 IEEE ICASSP, Taipei, Taiwan, Apr 1924, 2009, pp. 21652168.

T.H. Chan, L. Chen, P. L. Choyke, ChongYung Chi, and Y. Wang, “Convex analysis for separation of functional patterns in DCEMRI: A longitudinal study to antiangiogenic therapy,” in Proc. 2008 IEEE MLSP, Cancún, Mexico, Oct 1619, 2008, pp. 261266.

C.W. Hsin, T.H. Chang, W.K. Ma, and ChongYung Chi, “A linear fractional semidefinite relaxed ML approach to blind detection of 16QAM orthogonal space time block codes,” in Proc. 2008 IEEE ICC, Beijing, China, May 1923, 2008, pp. 790794.

L. Chen, T.H. Chan, P. L Choyke, ChongYung Chi, G. Wang, and Y. Wang, “Convex analysis and separation of composite signals in DCEMRI,,” in Proc. 2008 5th IEEE ISBI, Paris, France, May 1417, 2008, pp. 15571560.

T.H. Chan, W.K. Ma, ChongYung Chi, and Y. Wang, “Blind separation of nonnegative sources by convex analysis: Effective method using linear programming,” in Proc. 2008 IEEE ICASSP, Las Vegas, Nevada, Mar 31Apr 4, 2008, pp. 34933496.

T.H. Chang, Z.Q. Luo, L. D., and ChongYung Chi, “A convex optimization method for joint mean and variance parameter estimation of largemargin CDHMM,” in Proc. 2008 IEEE ICASSP, Las Vegas, Nevada, Mar 31Apr 4, 2008, pp. 40534056.

W.K. Ma, C.C. Su, J. Jalden, and ChongYung Chi, “'Some results on 16QAM MIMO detection using semidefinite relaxation,” in Proc. 2008 IEEE ICASSP, Las Vegas, Nevada, Mar 30Apr 4, 2008, pp. 26732676.

T.H. Chang, Z.Q. Luo, and ChongYung Chi, “Approximation bound for semidefinite relaxation based multicast transmit beamforming,” in Proc. 2007 IEEE CAMSAP, St. Thomas, U.S. Virgin Islands, Dec 1214, 2007, pp. 193196.

X. Chen, ChongYung Chi, C.W. Wong, S. Zhou, and Y. Yao, “Noncancellation multistage Kurtosis maximization with prewhitening for blind source separation,” in Proc. 2007 41th ACSSC, Pacific Grove, CA, Nov 47, 2007, pp. 38

L. Chen, Y. Wang, ChongYung Chi, Z. Szabo, and P. L Choyke, “Separating composite signals in multiprobe dynamic biomedical imaging,” in Proc. 2007 41th ACSSC, Pacific Grove, CA, Nov 47, 2007, pp. 912.

S. Bai, J. Liu, and ChongYung Chi, “An improved L1norm algorithm for underdetermined blind source separation using sparse representation,” in Proc. 2007 41th ACSSC, Pacific Grove, CA, Nov 47, 2007, pp. 1721.

D. Xu, H.C. Wu, and ChongYung Chi, “Blind separation and equalization using novel hillclimbing optimization,” in Proc. 2007 41th ACSSC, Pacific Grove, CA, Nov 47, 2007, pp. 1316.

X. Chen, ChongYung Chi, C.W. Lin, W.K. Ma, S. Zhou, and Y. Yao, “A blind postFFT userbyuser beamforming algorithm for multiuser OFDM systems,” in Proc. 2007 ChinaCOM, Shanghai, China, Aug 2224, 2007, pp. 519523.

C.H. Peng, K.C. Huang, ChongYung Chi, W.K. Ma, and T.H. Tsai, “A blockbyblock blind postFFT beamforming algorithm for multiuser OFDM systems based on subcarrier averaging,” in Proc. 2007 IEEE SPAWC, Helsinki, Finland, Jun 1720, 2007.

T.H. Tsai, X. Chen, ChongYung Chi, W.K. Ma, S. Zhou, and Y. Yao, “A subcarrier average based blockbyblock blind channel estimation algorithm for multiuser OFDM systems,” in Proc. 2007 IEEE SPAWC, Helsinki, Finland, Jun 1720, 2007.

K.U Lei, Y.W. Hong, and ChongYung Chi, “Distributed estimation in wireless sensor networks with channelaware slotted aloha,” in Proc. 2007 IEEE SPAWC, Helsinki, Finland, Jun 1720, 2007

T.H. Chang, W.K. Ma, and ChongYung Chi, “Semiblind ML OSTBCOFDM detection in block fading channels,” in Proc. 2007 IEEE ICASSP, Honolulu, Hawaii, Apr 1520, 2007, pp. 309312.

T.H. Chan, W.K. Ma, ChongYung Chi, and Y. Wang, “A convex analysis based criterion for blind separation of nonnegative sources,” in Proc. 2007 IEEE ICASSP, Honolulu, Hawaii, Apr 1520, 2007, pp.961964.

F.Y. Wang, ChongYung Chi, T.H. Chan, and Y. Wang, “Blind separation of positive dependent sources by nonnegative leastcorrelated component analysis,” in Proc. 2006 6th IEEE MLSP, Arlington, VA, Sept 68, 2006, pp 7378.

T.H. Chang, W.K. Ma, and ChongYung Chi, “Groupwise blind OFDM ML detection for complexity reduction,” in Proc. 14th EUSIPCO, Florence, Italy, Sept 48, 2006.

C.H. Peng, ChongYung Chi, and C.W. Chang, “Blind multiuser detection by Kurtosis maximization for asynchronous multirate DS/CDMA systems,” in Proc. 14th EUSIPCO, Florence, Italy, Sept 48, 2006.

F.Y. Wang, Y. Wang, T.H. Chan, and ChongYung Chi, “Blind separation of multichannel biomedical image patterns by nonnegative leastcorrelated component analysis,” in Proc. 2006 PRIB, Hong Kong, Aug 20, 2006, pp. 151162

W.K. Ma, ChongYung Chi, and P.C. Ching, “Extended differential unitary spacetime modulation: A noncoherent scheme with error penalty less than 3dB,” in Proc. 2006 IEEE ICASSP, Toulouse, France, May 1419, 2006.

C.H. Peng, C.C. Lin, Y.H. Lin, and ChongYung Chi, “Blind beamforming for CCI reduction by Kurtosis maximization for OFDM systems in multipath,” in Proc. 2005 ISPACS, Hong Kong, China, Dec 1316, 2005.

C.H. Peng, C.C. Lin, T.H. Chang, and ChongYung Chi, “Turbo spacetime receiver by Kurtosis maximization for CCI/ISI reduction in cellular wireless communications,” in Proc. 2005 1st IEEE CAMAP, Puerto Vallarta, Mexico, Dec 1315, 2005, pp.141144.

C.H. Peng, ChongYung Chi, IC. Chang, and C.H. Kuo, “A blind spacetime decoding algorithm by Kurtosis maximization for the downlink of MCCDMA systems,” in Proc. 2005 Fifth ICICS, Bangkok, Thailand, Dec 69, 2005, pp.15351539. (Best Student Paper Award)

T.H. Chang, Y.J. Chang, C.H. Peng, Y.H. Lin, and ChongYung Chi, “Space time MSINRSRAKE receiver with finger assignment strategies in UWB multipath channels,” in Proc. 2005 IEEE ICU, Zurich, Switzerland, Sept 58, 2005, pp.242248.

ChongYung Chi, C.H. Peng, and H.I. Su, “Blind multiuser detection for quasisynchronous modified MCCDMA systems by Kurtosis maximization,” in Proc. 2004 IEEE SAM, Barcelona, Spain, Jul 1821, 2004, pp.133137.

ChongYung Chi, C.H. Peng, and W.D. Li, “Multistage channelconstrained algorithms for blind source separation using inverse filter criteria,” in Proc. 2004 IEEE SAM, Barcelona, Spain, Jul 1821, 2004, pp. 432436.

ChongYung Chi, C.H. Peng, and CW. Lin, “Blind equalization for asynchronous multirate DS/CDMA systems multipath with multiple antennas,” in Proc. 2004 5th IEEE SPAWC, Lisbon, Portugal, Jul 1114, 2004, pp. 507511.

ChongYung 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 1114, 2004, pp. 541545.

ChongYung 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 1417, 2003, pp.498501.

C.C. Feng, Y.T. Wu, and ChongYung Chi, “Embedding and detection of side information for peaktoaverage power ratio reduction of an OFDM signal using partial transmit sequences,” in Proc. 2003 58th IEEE VTC, Orlando, Florida, Oct 69, 2003, pp.13541358.

ChongYung 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 1518, 2003, pp. 329333.

ChongYung 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 610, 2003, vol. 4, pp. 305308.

K. Yang, T. Ohira, Y. Zhang, and ChongYung Chi, “A superexponential blind adaptive beamforming algorithm,” in Proc. 2002 IEEE ICASSP, Orlando, Florida, May 1317, 2002, pp. 30733076.

ChongYung 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 1316, 2001. (Invited paper)

ChongYung 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 88, 2001, pp. 118121.

ChongYung Chi, X. Chang, and C.H. Chen, “Blind singleinput multioutput (SIMO) channel identification with application to time delay estimation,” in Proc. 2001 11th IEEE SSP, Singapore, Aug 88, 2001, pp. 293296.

ChongYung 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 2023, 2001, pp. 114117.

ChongYung 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 2023, 2001, pp. 248246.