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\bibitem{MariosPAMI07}
M.S. Pattichis and A.C. Bovik,
\newblock ``Analyzing image structure by multidimensional frequency
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\newblock {\em IEEE Trans. Pattern Anal., Machine Intel.}, vol. 29, no. 5, pp.
  753--766, May 2007.

\bibitem{JOSA-Sep95}
P.~Maragos and A.~C. Bovik,
\newblock ``Image demodulation using multidimensional energy separation,''
\newblock {\em J. Opt. Soc. Amer. A}, vol. 12, no. 9, pp. 1867--1876, Sep.
  1995.

\bibitem{IP-Multi}
J.~P. Havlicek, D.~S. Harding, and A.~C. Bovik,
\newblock ``Multidimensional quasi-eigenfunction approximations and
  multicomponent {AM-FM} models,''
\newblock {\em IEEE Trans. Image Proc.}, vol. 9, no. 2, pp. 227--242, Feb.
  2000.

\bibitem{IT-92}
A.~C. Bovik, N.~Gopal, T.~Emmoth, and A.~Restrepo,
\newblock ``Localized measurement of emergent image frequencies by {G}abor
  wavelets,''
\newblock {\em IEEE Trans. Info. Theory}, vol. 38, no. 2, pp. 691--712, Mar.
  1992.

\bibitem{AP982ED}
J.~P. Havlicek, P.~C. Tay, and A.~C. Bovik,
\newblock ``{AM-FM} image models: Fundamental techniques and emerging trends,''
\newblock in {\em Handbook of Image and Video Processing}, A.~C. Bovik, Ed.,
  pp. 377--395. Elsevier Academic Press, Burlington, MA, 2nd edition, 2005.

\bibitem{ChuongOTCBVS07}
C.~T. Nguyen, J.~P. Havlicek, and M.~Yeary,
\newblock ``Modulation domain template tracking,''
\newblock in {\em Proc. IEEE Int'l. Conf. Comput. Vision, Pattern Recog.},
  Minneapolis, MN, Jun. 17-22, 2007,
\newblock 8 pp.

\bibitem{EzzatPoggioICASSP07}
T.~Ezzat, J.~Bouvrie, and T.~Poggio,
\newblock ``{AM-FM} demodulation of spectrograms using localized {2D}
  max-{G}abor analysis,''
\newblock in {\em Proc. IEEE Int'l. Conf. Acoust., Speech, Signal Process.},
  Honolulu, HI, Apr. 15-20, 2007, vol.~IV, pp. 1061--1064.

\bibitem{DoerschukSP96}
S.~Lu and P.~C. Doerschuk,
\newblock ``Nonlinear modeling and processing of speech based on sums of
  {AM}-{FM} formant models,''
\newblock {\em IEEE Trans. Signal Proc.}, vol. 44, no. 4, pp. 773--782, Apr.
  1996.

\bibitem{IP-Jun96}
J.~P. Havlicek, D.~S. Harding, and A.~C. Bovik,
\newblock ``The multi-component {AM-FM} image representation,''
\newblock {\em IEEE Trans. Image Proc.}, vol. 5, no. 6, pp. 1094--1100, Jun.
  1996.

\bibitem{SivleyICIP06}
R.~A. Sivley and J.~P. Havlicek,
\newblock ``Perfect reconstruction {AM-FM} image models,''
\newblock in {\em Proc. IEEE Int'l. Conf. Image Proc.}, Atlanta, GA, Oct. 8-11,
  2006, pp. 2125--2128.

\bibitem{SimoncelliIT92}
E.~P. Simoncelli, W.~T. Freeman, E.~H. Adelson, and D.~J. Heeger,
\newblock ``Shiftable multi-scale transform,''
\newblock {\em IEEE Trans. Info. Theory}, vol. 38, no. 2, pp. 587--607, March.
  1992.

\bibitem{SimoncelliICIP95}
E.~P. Simoncelli and W.~T. Freeman,
\newblock ``The steerable pyramid: a flexible architecture for multi-scale
  derivative computation,''
\newblock in {\em Proc. IEEE Int'l. Conf. Image Proc.}, Washington, DC., Oct.
  23-26, 1995, pp. 444--447.

\bibitem{HuangEMD98}
N.~E. Huang, Z.~Shen, S.~R. Long, M.~C. Wu, H.~H. Shih, Q.~Zheng, N.~{-C.} Yen,
  C.~C. Tung, and H.~H. Liu,
\newblock ``The empirical mode decomposition and the {H}ilbert spectrum for
  nonlinear and non-stationary time series analysis,''
\newblock {\em Proc. R. Soc. Lond. A}, vol. 454, pp. 903--995, 1998.

\bibitem{SivleyICIP05}
R.~A. Sivley and J.~P. Havlicek,
\newblock ``Multidimensional phase unwrapping for consistent {APF}
  estimation,''
\newblock in {\em Proc. IEEE Int'l. Conf. Image Proc.}, Genoa, Italy, Sep.
  11-14, 2005,~vol.~II, pp. 458--461.

\bibitem{SivleySSIAI06}
R.~A. Sivley and J.~P. Havlicek,
\newblock ``A spline-based framework for perfrect reconstruction {AM-FM}
  models,''
\newblock in {\em Proc. IEEE Southwest Symp. Image Anal., Interp.}, Denver, CO,
  Mar. 26-28 2006, pp. 198--202.

\end{thebibliography}
