Sparse Projection-based Adaptive Learning (SPAL)  can be downloaded from:   SPAL.zip
      
        Related journal paper:

Y. Kopsinis, K. Slavakis, S. Theodoridis. “Online sparse system identification and signal reconstruction using projections onto weighted $ell_{1}$ balls,” IEEE Trans. on Signal Processing, pp. 936-952, Mar. 2011.

---

Bat echolocation call analysis matlab code can be downloaded from:   Bat_tfr.zip
        For its full functionality the Time-Frequency toolbox (freely available) is also needed.

        Related journal paper:

Y. Kopsinis, E. Aboutanios, D. A. Waters, S. McLaughlin, Time-frequency and advanced frequency estimation techniques for the investigation of bat echolocation calls," Journal of Acoustical Society of America (JASA), vol. 127(2), Feb 2010.

---

EMD denoising matlab code can be downloaded from:   EMD denoising.zip
        For its full functionality, the wavelet denoising software of A. Antoniadis et al and the wavelab850 software both freely available from
        http://www-lmc.imag.fr/SMS/software/GaussianWaveDen/  and   http://www-stat.stanford.edu/~wavelab/Wavelab_850/index_wavelab850.html

        Related journal paper:

Y. Kopsinis, S. McLaughlin, “Development of EMD-based Denoising Methods Inspired by Wavelet Thresholding,” IEEE Trans. on Signal Processing, pp. 1351-1362, Apr. 2009.

---

EMD Matlab code including the doubly iterative sifting method can be downloaded from:   emd.zip

         Related journal papers:

	Y. Kopsinis, S. McLaughlin, “Investigation and Performance Enhancement of the Empirical Mode Decomposition Method Based on a Heuristic Search Optimization Approach,” IEEE Trans. on Signal Processing, pp. 1-13, Jan. 2008.
	Y. Kopsinis, S. McLaughlin, “Improved EMD using doubly-iterative sifting and high order spline interpolation,” EURASIP journal on Advances in Signal Processing,  Mar. 2008.

Please report bugs and make questions at email