 P. Ramachandran, W.S. Lu, and A. Antoniou,
"Filterbased methodology for the location of hot spots in proteins and exons in DNA," IEEE
Trans. Biomedical Eng., vol. 59, no. 6, pp. 15981609, June 2012.
pdf
 T. Hinamoto, A. Doi, and W.S. Lu,
"Realization of 3D separabledenominator digital filters with low l2sensitivity," IEEE
Trans. Signal Processing, vol. 60, no. 12, pp. 62826293, 2012.
pdf
 H.Y. Liu, W.S. Lu, C.J. Zhang, and Q.H. Meng,
"Research and application for fast restoration of color images algorithm based on total
variation framework," J. Beijing University of Post and Telecommunications, vol. 35, no. 6,
pp. 15, Dec. 2012.
pdf
 W.S. Lu and T. Hinamoto,
"Twodimensional digital filters with sparse coefficients," Miltimimensional Systems and
Signal Processing, vol. 22, no. 13, pp. 173189, 2011.
pdf
 W. Xu, X. Dong, and W.S. Lu,
"Joint precoding optimization for multiuser multiantenna relaying downlinks using quadratic
programming," IEEE Trans. Communications, vol. 59, no. 5, pp. 12281235, 2011.
pdf
 W. Xu, X. Dong, and W.S. Lu,
"MIMO relaying broadcast channels with linear precoding and quantized channel state
information feedback," IEEE Trans. Signal Processing, vol. 58, no. 10, pp. 52335245, May 2010.
pdf
 A.M. Sevcenco and W.S. Lu,
"Perfect histogram matching PCA for face recognition," Miltimimensional Systems and Signal
Processing, vol. 21, no. 3, pp. 213239, 2010.
pdf
 S. Shen, Y. Liu, and W.S. Lu,
"Monocular 3D tracking of deformable surfaces using sequential second order cone
programming," Pattern Recognition, vol. 43, no. 1, pp. 244254, 2010.
pdf
 J. Yan and W.S. Lu,
"Towards global design of orthogonal filter banks and wavelets," Canadian J. Electrical and
Computer Engineering, vol. 34, no. 4, pp. 1521, 2009.
pdf
 T.C.K. Liu, X. Dong, and W.S. Lu,
"Multiresolution wavelet denoising for ultrawideband timeofarrival estimation with
regularized least squares," Physical Communication, 12 pages, doi:
10.1016/j.phycom.2009.09.004, Sept. 23, 2009.
pdf
 T. Hinamoto, T. Oumi, O.I. Omoifo, and W.S. Lu,
"Minimization of frequencyweighted l2sensitivity subject to l2scaling constraints for
twodimensional statespace digital filters," IEEE Trans. Signal Processing, vol. 56, no. 10,
pp. 51575168, Oct. 2008.
pdf
 Y.H. Zhang, W.S. Lu and T.A. Gulliver,
"Integer QP relaxation based algorithms for intercarrierinterference
reduction in OFDM systems," Canadian J. Electrical and Computer Engineering,
vol. 32, no. 4, pp. 199205, Fall 2007.
pdf
 H.C. Yang, K. Wu, and W.S. Lu,
"Crosslayer path configuration for energyefficient communication over wireless ad hoc
networks," J. Advances in Multimedia, vol. 2007, 9 pages, doi: 10.1155/2007/19860, 2007.
pdf
 T. Hinamoto, T. Oumi, and W.S. Lu,
"Separate/joint optimization of error feedback and realization for roundoff
noise minimization in a class of 2D statespace digital filters,"
Miltimimensional Systems and Signal Processing, vol. 18, pp. 327339, 2007.
pdf
 Y. Chen, M. D. Adams, and W.S. Lu,
"Design of optimal quincunx filter banks for image coding," EURASIP J. on Advances
in Signal Processing, vol. 2007, doi: 10.1155/2007/83858, 2007.
pdf
 Y. J. Kou, W.S. Lu, and A. Antoniou,
"Peaktoaverage powerratio reduction algorithms for OFDM systems via constellation
extension," IEEE Trans. on Wireless Communications, vol. 6, no. 5, pp. 18231832, May 2007.
pdf
 X. Dong, W.S. Lu, and A. C. K. Soong,
"Interpolation in pilot symbol assisted channel estimation," IEEE Trans. Wireless Communications,
vol. 6, no. 5, pp. 19101920, May 2007.
pdf
 T. Hinamoto, K.I. Iwata, and W.S. Lu,
"L2sensitivity minimization of one and twodimensional statespace digital filters
subject to L2scaling constraints," IEEE Trans. Signal Processing, vol. 54,
pp. 18041812, May 2006.
pdf
 T. Hinamoto, K.I. Iwata, O. I. Omoifo, and W.S. Lu,
"Optimal synthesis of a class of 2D digital filters with minimum L2scaling
constraints," IEICE Trans. Fundamentals, vol. E89A, no. 7, pp. 19871994, July
2006.
pdf
 T. Hinamoto, H. Ohnishi, and W.S. Lu,
"Roundoff noise minimization for 2D statespace digital filters using joint
optimization of error feedback and realization," IEEE Trans. Signal Processing,
vol. 54, no. 11, pp. 43024310, Nov. 2006.
pdf
 W.S. Lu and T. Hinamoto,
"Jointly optimized errorfeedback and realization for roundoff noise minimization
in statespace digital filters," IEEE Trans. Signal Processing, vol. 53,
pp. 21352145, June 2005.
pdf
 X. M. Wang, W.S. Lu and A. Antoniou,
"Multiuser detectors for synchronous DSCDMA systems based on a recursive pnorm
convex relaxation approach," IEEE Trans. Circuits and Syst., I, vol. 52, pp. 10211031,
May 2005.
pdf
 T. Hinamoto, H. Ohnishi, and W.S. Lu,
"Minimization of L2 sensitivity for statespace digital filters subject to
L2dynamicrange scaling constraints," IEEE Trans. Circuits and Syst., II,
pp. 641645, Oct. 2005.
pdf
 W.S. Lu, T. Saramäki, and R.
Bregovic, "Design of practically perfectreconstruction cosinemodulated
filter banks: A secondorder cone programming approach," IEEE Trans. Circuits
and Syst., I, vol. 51, pp. 552563, March 2004.
pdf
 Y.J. Kou,
W.S. Lu, and A. Antoniou, "New peaktoaverage powerratio reduction algorithms
for multicarrier communications," IEEE Trans. Circuits and Syst., I, vol. 51,
pp. 17901800, Sept. 2004.
pdf
 T. Hinamoto, H. Ohnishi, and W.S. Lu, "Roundoff
noise minimization of statespace digital filters using separate and joint
error feedback/coordinate transformation optimization," IEEE Trans.
Circuits Syst., I, vol. 50, pp. 2333, Jan. 2003.
pdf
 W.S. Lu and T. Hinamoto,
"Optimal Design of FrequencyResponseMasking Filters Using Semidefinite
Programming," IEEE Trans. Circuits Syst., I, vol. 50, pp. 557568,
April 2003.
pdf
 W.S. Lu and
T. Hinamoto, "Optimal Design of IIR Digital Filters with Robust Stability
Using ConicQuadraticProgramming Updates",
IEEE Trans. Signal Processing, vol. 51, pp. 15811592, June 2003.
pdf

T. Hinamoto, K. Higashi, and W.S. Lu, "Separate/joint optimization of
error feedback and coordinate transformation for roundoff noise
minimization in the 2D statespace digital filters," IEEE Trans. Signal
Processing, vol. 51, pp.24362445, Sept. 2003.
pdf
 X. M. Wang, W.S. Lu, and A. Antoniou,
"A nearoptimal multiuser detector for DSCDMA systems using semidefinite
programming relaxation," IEEE Trans. Signal Processing, vol. 51,
pp.24462450, Sept. 2003.
pdf
 W.S. Lu and T.
Hinamoto, "Optimal design of IIR frequencyresponsemasking filters using
secondorder cone programming," IEEE Trans. Circuits Syst., I, vol. 50,
pp. 14011412, Nov. 2003.
pdf
 W.S. Lu, "A unified approach for the design of 2D digital filters via
semidefinite programming," IEEE Trans. Circuits Sys., I, vol. 49, pp. 814
826, June 2002.
pdf
 T. Hinamoto, S. Yokoyama, T. Inoue, W. Zeng and W.S.
Lu, "Analysis and minimization of L2sensitivity for linear systems and
twodimensional statespace digital filters using general controllability
and observability Gramians," IEEE Trans. Circuits Syst., I, vol. 49, pp.
12791289, Sept. 2002.
pdf
 W.S. Lu and A. Antoniou, "Design of signaladapted biorthogonal
filter banks," IEEE Trans. CAS, I, vol. 48, pp. 90102, Jan. 2001.
pdf
 X.F.
Wang, W.S. Lu, and A. Antoniou, "An overlapping window decorrelating
multiuser detector for DSCDMA radio channels," IEEE Trans. Communications,
vol. 49, pp. 14881495, Aug. 2001.
pdf
 T.B. Deng and W.S. Lu, "Weighted leastsquares method for
designing variable fractional delay 2D digital filters," IEEE Trans. CAS,
II, vol. 47, pp. 114124, Feb. 2000.
pdf
 X.F. Wang, W.S. Lu, and A.
Antoniou, "Constrained minimumBER multiuser detection," IEEE Trans. Signal
Processing, vol. 48, pp. 29032909, Oct. 2000.
pdf
 T. Hinamoto, Y. Zempo, Y. Nishino, and W.S. Lu, "An analytical
approach for the synthesis of 2D statespace filter structures with minimum
weighted sensitivity," IEEE Trans. CAS, I, vol. 46, pp. 11721183, Oct.
1999.
pdf
 A. Antoniou, W,S. Lu, and W. Cheng, "Improved parametric model for
bathymetry waveforms," Canadian J. Elec. Comp. Eng., vol. 24, pp. 127134,
July 1999.
 W.S. Lu and T.B. Deng, "An improved weighted leastsquares
design for variable fractional delay FIR filters," IEEE Trans. CAS, II, vol.
46, pp. 10351040, Aug. 1999.
pdf
 W.S. Lu, "Design of stable IIR digital
filters with equiripple passbands and peakconstrained leastsquares
stopbands," IEEE Trans. CAS, II, vol. 46, pp. 14211426, Nov. 1999.
pdf

W.S. Lu and S.C. Pei, "On optimal lowrank approximation of multidimensional
discrete signals," IEEE Trans. Circuits Syst., II, vol. 45, pp. 417422,
March 1998.
pdf
 S.C. Pei, W.S. Lu, and C.C. Tseng, "Twodimensional FIR notch filter
design using singular value decomposition," IEEE Trans. Circuits Syst., I, vol. 45, pp. 290294,
March 1998.
pdf
 W.S. Lu, S.C. Pei, and C.C. Tseng, "A weighted least
squares method for the design of stable 1D and 2D IIR filters," IEEE
Trans. Signal Processing, vol. 46, pp. 110, Jan. 1998.
pdf
 H. Xu, W.S. Lu,
and A. Antoniou, "An improved method for the design of quadrature
mirrorimage filter banks," IEEE Trans. Signal Processing, vol. 46,
12751281, May 1998.
pdf
 W.S. Lu, A. Antoniou, and H. Xu, "A direct method
for the design of 2D nonseparable diamondshaped filter banks", IEEE Trans.
Circuits Syst., II, vol. 45, pp. 11461150, Aug. 1998.
pdf
 W.S. Lu, H. Xu,
and A. Antoniou, "A new method for the design of generalized FIR quadrature
mirrorimage filter banks," IEEE Trans. Circuits Syst., II, vol. 45, pp.
922926, July 1998.
pdf
 A. Annamalai, V.K. Bhargava, and W.S. Lu, "An
adaptive gobackN ARQ protocal for variable error rate channels," IEEE
Trans. Communications, vol. 46, pp. 14051408, Nov. 1998.
pdf
 W.S. Lu,
"Design of recursive digital filters with prescribed stability margin: A
parameterization approach," IEEE Trans. CAS, II, vol. 45, pp. 12891298,
Sept. 1998.
pdf
 S.C. Pei, W.S. Lu, and C.C. Tseng, "Analytical twodimensional notch filter
design using outer product expansion," IEEE Trans. Circuits Syst, Part II,
vol. 44, pp. 765768, Sept. 1997.
pdf
 H. Luo, W.S. Lu, and A. Antoniou,
"New algorithms for the derivation of transfer function matrices of 2D
statespace discrete systems," IEEE Trans. Circuits Syst. I, vol. 44, pp.
112119, Feb. 1997.
pdf
 R. Sivakumar, N.J. Dimopoulos, and W.S. Lu,
"Analytical formulas for SÈi/r˜ and SÎi/rš," PI MU EPSILON Journal, vol. 10,
pp. 458461, Spring 1997.
 W.S. Lu, "Order reduction of 2D FIR filters
with applications," IEEE Trans. Circuits Syst., II, vol. 44, pp. 1055
1058, Dec. 1997.
pdf
 W.S. Lu, S.C. Pei, and P.H. Wang, "Weighted lowrank
approximation of general complex matrices and its application in the design
of 2D digital filters," IEEE Trans. Circuits Syst., I, vol. 44, pp.
650655, July 1997.
pdf
 G. Robertson, R.L. Kirlin, and W.S. Lu, "A
pseudoinverse update algorithm for rankreduced covariance matrices from
2D data," Signal Processing Letters, vol. 4, pp. 230231, Aug. 1997.
pdf
 H. Xu, W.S. Lu, and A. Antoniou, "Improved iterative methods for the
design of quadraturemirror filter banks," IEEE Trans. Circuits Syst. Part
II, vol. 35, pp. 363  371, May 1996.
pdf
 H. Xu, W.S. Lu, and A. Antoniou,
"Efficient design of cosinemodulated QMF banks by an iterative method,"
IEEE Trans. Signal Processing, vol.44, pp. 1657  1668, July 1996..
pdf
 W.S. Lu, "On robust stability of 2D discrete systems," IEEE Trans.
Automat. Contr., vol. 40, pp. 502506, March 1995.
pdf
 M. Erlic and W.S.
Lu, "A reducedorder adaptive velocity observer for manipulator control,"
IEEE Trans. Robotics and Automation, vol. 11, pp. 293303, April 1995.
pdf

H. Luo, W.S. Lu and A. Antoniou, "A weighted balanced approximation for 2D
discrete systems and its application to model reduction," IEEE Trans. on
Circuits and Systems Part I,, vol.42, pp. 419429, August 1995..
pdf
 W.S.
Lu. "Structure simplification of nonrecursive 2D digital filters: A new L€
error bound," IEEE Trans. Circuits Syst., Part I, vol. 42, pp. 538  541,
Sept. 1995.
pdf
 W.S. Lu, "Some new results on stability robustness of 2D discrete
systems," Multidimensional Systems and Signal Processing, vol. 5, no. 4, pp.
345  361, 1994.
 W.S. Lu, "On a Lyapunov approach to stability analysis
of 2D digital filters," IEEE Trans. Circuits Syst., Part I, vol. 41, pp.
665669, Oct. 1994.
pdf
 W.S. Lu and Q.H. Meng, "Regressor formulation of robot dynamics:
Computation and applications," IEEE Trans. Robotics and Automation, vol. 9,
no. 3, pp. 323333, June 1993.
pdf
 R. L.Kirlin, W.S. Lu, B. Hedstrom and C.M. Leung, "Towfish orientation
and position estimation," IEEE J. Oceanic Engineering, vol. 18, pp. 319326,
July 1993.
pdf
 W.S. Lu and Q.H. Meng, "On optimal force distribution of coordinating
manipulators," Int. J. Robotics and Automation, vol. 7, no. 2, pp. 7079,
June 1992.
 W.S. Lu, H.P. Wang, and A. Antoniou, "An efficient method
for the evaluation of the controllability and observability gramians of 2D
digital filters and systems," IEEE Trans. Circuits Syst., part II, vol. 39,
pp. 695704, Oct. 1992.
pdf
 S. Ramamani, W.S. Lu, and B. Tabarrok, "Optimization of a discretized
brachistochrone problem," Int. J. Mechnical Eng. Edu., vol. 19, no. 2, pp.
7987, May, 1991.
 W.S. Lu and Q.H. Meng, "Impedance control with
adaptation for robotic manipulators," IEEE Trans. Robotics and Automation,
vol. 7, pp. 408415, June 1991.
pdf
 S. Sunder, W.S. Lu, A. Antoniou, and Y.
Su, "Design of digital differentiators satisfying prescribed
specifications using optimization techniques," IEE Proc., Pt.G, vol. 138,
pp. 315320, June 1991.
pdf
 W.S. Lu, H.P. Wang, and A. Antoniou, "Design
of twodimensional digital filters using singularvalue decomposition and
balanced approximation method," IEEE Trans. Signal Processing, vol. 39, pp.
22532262, Oct. 1991.
pdf
 W.S. Lu and Q.H. Meng, "Reply to ŒComments on
Impedance control with adaptation for robotic manipulators," IEEE Trans.
Robotics and Automation, vol. 7, p. 881, Dec, 1991.
pdf
 W.S. Lu, H.P. Wang, and A. Antoniou, "Design of twodimensional
digital filters by using the singularvalue decomposition," IEEE Trans.
Circuits Syst., vol. 37, pp. 3546, Jan. 1990.
pdf
 A. Antoniou and W.S. Lu,
"Design of 2D digital filters with rectangular passbands and stopbands,"
IEEE Trans. Circuits Syst., vol. 37, pp. 138140, Jan. 1990.
pdf
 A. Antoniou
and W.S. Lu, "Design of 2D nonrecursive filters using window method," IEE
Proc., vol. 137, pp. 247250, Aug. 1990.
pdf
 W.S. Lu and A. Antoniou, "On
the synthesis of 2D statespace digital filters with minimum roundoff
noise," IEEE Trans. Circuits Syst., vol. 37, pp. 14241425, Nov. 1990.
pdf
 W.S. Lu, "Stability robustness of 2D discrete systems and its
computation," IEEE Trans. Circuits Syst., vol. 36, pp. 285288, Feb. 1989.
pdf
 W.S. Lu and E. B.. Lee, "An efficient implementation scheme for
quadrantally symmetric 2D digital filters," IEEE Trans. Circuits Syst.,
vol. 35, pp. 239241, Feb. 1988.
pdf
 W.S. Lu and A. Antoniou, "Authors¹
reply on the 2D unit noise matrix," IEEE Trans. Circuits Syst., vol. 35,
pp. 611612, May 1988.
pdf
 W.S. Lu,
"2D stability test via 1D stability robustness analysis," Int. J.
Control, vol. 48, no. 4, pp. 17351741, Oct. 1988.
 A. Antoniou and W.S. Lu, "Design of twodimensional digital filters by
using the singular value decomposition," IEEE Trans. Circuits Syst., vol.
34, pp. 11911198, Oct. 1987.
pdf
 W.S. Lu, E. B. Lee and Q.T. Zhang, "Model reduction of 2D and
delaydifferential systems," Int. J. Control, vol. 46, no. 6, pp. 21992218,
Dec. 1987.
 W.S. Lu, E. B. Lee and S. H. Zak, "On the stabilization of linear
neutral delaydifferential systems," IEEE Trans. Automatic Control, vol.
31, pp. 6567, Jan. 1986.
pdf
 D. L. Boley and W.S. Lu, "Measuring how far
a controllable system is from an uncontrollable one," IEEE Trans. Automatic
Control, vol. 31, pp. 249251, Mar. 1986.
pdf
 E. B. Lee, W.S. Lu and N.E.
Wu, "A Lyapunov theory for linear delaydifferential systems," IEEE Trans.
Automatic Control, vol. 31, pp. 259261, Mar. 1986.
pdf
 W.S. Lu, A.
Antoniou, and P. Agathoklis, "Stability of 2D digital filters under
parameter variations," IEEE Trans. Circuits Syst., vol. 33, pp. 476482, May
1986.
pdf
 W.S. Lu and A. Antoniou, "2D statespace digital filters with
fewer multipliers," IEEE Trans. Circuits Syst., vol. 33, pp. 882891, Sept.
1986.
pdf
 W.S. Lu and A. Antoniou, "Synthesis of 2D statespace
digitalfilter structures with minimum roundoff noise," IEEE Trans.
Circuits Syst., vol. 33, pp. 965973, Oct. 1986.
pdf
 S. H. Zak, E. B. Lee
and W.S. Lu, "Realizations of 2D filters and time delay systems," IEEE
Trans. Circuits Syst., vol. 33, pp. 12411244, Dec. 1986.
pdf
 W.S. Lu and E. B. Lee, "Stability analysis of 2D systems via a
Lyapunov approach," IEEE Trans. Circuits Syst., vol. 32, pp. 6168, Jan.
1985.
pdf
 E. B. Lee and W.S. Lu, "Stabilization of 2D systems," IEEE Trans.
Automatic Control, vol. 30, pp. 409411, Apr. 1985.
pdf
 W.S. Lu and E. B. Lee, "Model reduction via quasiKalman
decomposition," IEEE Trans. Automatic Control, vol. 30, pp. 786790, Aug.
1985.
pdf
 W.S. Lu and A. Antoniou, "A note on the roundoff noise in 2D
statespace digital filters," IEEE Trans. Circuits Syst., vol. CAS32, pp.
10801081, Oct. 1985.
pdf
 W.S. Lu and K. S. P. Kumar, "On staircase model for unknown multivariable systems and design of regulators," Automatica, vol. 29, pp. 109112, Jan. 1984.
 W.S. Lu and K. S. P. Kumar, "Linear compensator design for BIBO
stability of nonlinear systems," IEEE Trans. Automatic Control, vol. 29,
pp. 452455, May 1984.
pdf
 E. B. Lee and W.S. Lu, "Reduction of redundant data in the quadratic
cost formulation for timevariant systems," IEEE Trans. Automatic Control,
vol. 29, pp. 735739, Aug. 1984
pdf
 E. B. Lee and W.S. Lu, "Coefficient assignability for linear systems
with delays," IEEE Trans. Automatic Contol, vol. 29, pp. 10481052, Nov.
1984.
pdf
 W.S. Lu and E. B. Lee, "Stability analysis for 2D systems," IEEE
Trans. Circuits Syst., vol. 30, pp. 455461, July 1983.
pdf