<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Hello <div><br></div><div>Feature Extraction, e.g. Trend and DeTrend, performed by Wavelets have been used to compose music made the CO2 Gas Age geological data: </div><div><br></div><div><a href="http://soundcloud.com/dara-o-shayda/co2-fugue">http://soundcloud.com/dara-o-shayda/co2-fugue</a> </div><div><br></div><div><br></div><div>The code and diagrams and data are included:<br><div><br></div><div><a href="http://www.lossofgenerality.com/wavelets/2011/10/date-analysis-using-wavelets.html">http://www.lossofgenerality.com/wavelets/2011/10/date-analysis-using-wavelets.html</a> </div></div><div><br></div><div>For Wavelet tutorials:</div><div><br></div><div><a href="http://www.lossofgenerality.com/wavelets/">http://www.lossofgenerality.com/wavelets/</a> </div><div><br></div><div>All code and content under MIT GNU PUBLIC LICENSE 3. </div><div><br></div><div>Earlier experiments with Wavelets compositions:</div><div><br></div><div><a href="http://soundcloud.com/dara-o-shayda/thus-sang-the-wingless">http://soundcloud.com/dara-o-shayda/thus-sang-the-wingless</a> Wavelet decomposition used to generate music from the gene expression patterns in moths and butterflies.</div><div><br></div><div><a href="http://soundcloud.com/dara-o-shayda/fall-berries">http://soundcloud.com/dara-o-shayda/fall-berries</a> Again Wavelet decomposition used to make music and beat from a photo of berries in fall time. The 'berries' formed the tune for a beat in the right channel while the edge detection of the branches generated the general melody.</div><div><br></div><div><br></div><div>The compositions are based upon Wavelet package in Mathematica 8.0, MetaSynth and Density:</div><div><br></div><div><a href="http://www.uisoftware.com/MetaSynth/index.php">http://www.uisoftware.com/MetaSynth/index.php</a> </div><div><a href="http://www.densitygs.com/">http://www.densitygs.com/</a> </div><div><br></div><div>Dara O Shayda </div></body></html>