CINXE.COM

<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="120"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "publications.waset.org",cType: 'non-interactive',cRay: '9136fa771dcdcdee',cH: 'sjCdl3wORxMfmeCwOxumQkw4z80gFAPg3yGXo99HPE0-1739807901-1.2.1.1-O1XSGSRmgdto8YkZpjm5BCwmae8oCQBISVx9dx06IjALh3HCP2L4OVmoIcoIuxSh',cUPMDTk: "\/search?q=Wavelet&__cf_chl_tk=x6vyOIlF3NS1xvjdl3nMaf.CpEEFvulHIxW6.uTdZes-1739807901-1.0.1.1-B4cfIL85xLMIdbmlYX4hwf6HmQDzlkffSylWRSaXnyc",cFPWv: 'g',cITimeS: '1739807901',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/search?q=Wavelet&__cf_chl_f_tk=x6vyOIlF3NS1xvjdl3nMaf.CpEEFvulHIxW6.uTdZes-1739807901-1.0.1.1-B4cfIL85xLMIdbmlYX4hwf6HmQDzlkffSylWRSaXnyc",md: "xI_PHwtDYZzDNkdegElPGiUlY9mVr6wrv40HBx377AQ-1739807901-1.2.1.1-64deEocXPtSQF158GekoZ8Ohb1TO7xZxbKRhB9hLUYvzUxon_vKXdX.Ny77GafgVUPe5iMPDO98M6Ebmc9BosO4npRxBUD43ldqjVU.bVXPYEMd_bgqkco64dbcPxODaVPeD0UDGJDEia74ennW2F.sduPmhdqp.2wGBzRb.wfyktTPw4i4vS3heVqFUuyQ8izZeGBbiiRiODz_RRyQHXuoaJgF96EJfBB3ROtT4_AmRIEvNPmt3edm4GlhnxIC0SGSAP5EnfnU9STwreHFMcgT4SXDyQ_C0R7CyeViQ6Byqb9lJ2pXdoiEnAMZ1xL14tkT6hrR5aHvAQ0AaOjCjEbZmhsBcH2zFPFkSyPh8ms2V_3W8pabZmkQN4AxgiVwJkTTUguoPly0xwZMPa_8Eyzu3kXzLA8FbkwaneGYZ9Ma6ABtKf5aehOCuW4JigCW5agjSe4qWHFcDQt_X5P7XgpdnPBFjhuGY8JEqbJHkt9TqkfzakihLPgmIaFYo8iCoQQ9F19sx3TbebekPgB3wgSnVnMdOY8mZ8ZttKNmzsKG.KJEw7cP5CcbWCUTLhO6kdqHX4LdcHo827kkBh5rVCO6Y99_N0Eq0zWx8PZTu2sYFsKI0dsP1pHkpHRQT37a5ePH6CUfoHr7NbmmUVZEfPdN4tf1YMEjU6S61EqvmhmXk536rMniOvGJc.zLsW8bX8PqEFSM54zAZY8ADcOEztogg6mDA9pAIzWmdO2lZXuwvIKdfUYrXNmB_loCFfMVsd4uNz.FOnSQzG7D0a9TLT0Mr.zhu6tadNywjWl6vKGME90NREUa42S8nF1Vv4Z446QywUec9y0QNk41Nfh2ITGRiYMaxJAKhkABzhFpas11zkC7.gWMGGG6t2lFY44Tz_AdsdVmhm9dCgoLe9fz4cBppKlY9zxA9_BEBK2df1UMXVcSX3JprFSC_nmqB_E4ZXB7jz3Fg8U9QMYoYHJe1H4W6U.65cEO4.DyhjbjbupF7qk1Xu9gerJrLslyjNszbu1C38XuI0fUxI6UKU7SbO8GutbMxwUBOq1nZAShFaikqIy5h82CnooqIJn6pJfMeCTS.x3JMfA9uI2SGgdiwlnkqzZgZx7HPXAaU_XGdsgtCHxJVvuu_jfl8XqNpIfUlE3IszTe0.DpLxSzEdvYgNFj94a_2TIpr7_5HVqMKy29bh.AB.pCSQuDn9g3n3ZkhKTKvRPkrQvBhnMVV5a2rU_ecGXay7LK8hSEdEbW1ilPjh7RQtfLrPuYQnz2gQGcvUA4GHREUyMV8mnebNUGSbFbjimp0lK2oRdgESEpFlRghESwV5W8mTbY02Lm544u7zYYNyDtESuCwEbnh1SiFQcFnmQ8MOkul04TIO37yxJaxA7qw3M9j_piSpHWpe1AjC0R6c7JitfZPrVJ3kcnHcZYIIH6Fj4WTLTyhFpn.AOB.BvIQSgoiBPXrWxkUJ68sQMsPcdvbQ9jw.GaCV3.omthQ5SStqj31IYUhwO84A2qg1dWm24OrYqtV86lWUdsBlLnsRIbeBjHyMuazxVz1uMW3JRvAdGJ00Wl9a4O9KFf2BtdQFzUMgOSDNBoZHpZo1fX_3XkM5EFeohONCZEA3aLzakwhTW22ned4Bb.5EIrfAE6kn0d9CLVJlCGC_Ehesn0G3KLrGtyNYz9sgGUxXdykPHdlQn07nz9clWYm8Vce1wHlv2erCFFzxc0VGPIaEM8ZgrKDPziBwHn8s92449gMgKdm_TRmh09o3tNIjlOmhYjiyby3JmPmHFwTBvkXCFxNG1gS3m5huwUObwNTas7PblG8..12ZB3AeaOSUEjCTcwMaqVJkcyj3kmUzpLTzS6p9pq9MZ61BhZ8CwJo.lr4w1kQGigFoXjkFplbKMo",mdrd: "1Y4YjKJKrUN7rWy6LomLbT0fBzCXj0R._9KnbJDvjyM-1739807901-1.2.1.1-NSSClKjgxSK9DetFDWmmwxFAy0H2hfIDGktZ8eAxV23ZXYVvLFZLPy13C74j3x6bub1yb4ENVDFDozmcEzlDdXKZDxyHsvMRjziarE_hgn0qPZ.gfVt.v9I.5w7bl0q6FZ69ddLXqQ2xIcXMN5RCGos.j2JuUBwv54oA1U4VB5_IRU9iRuuWd7czrtUmjpBccMhKIctwpbqhipTXc3ekKGPa2FK2VdIpdD5UbEm5gLxi5KpPGxLWAER4bLB2PE9t8fwB_CNjzFTarEFBDOL9tNeTGYyV3pFuATZHF55JttohaNYpVm2VMwjNQBDoykiruYhEM70ztdqD.HotSnnfF0xsJ.HJl53yonhYg5DAVzb1f4qhB3coCSMfIhGrOKxWeVeidH7QAORba4l.X0SynrmivPLgMqkpS06WUsjvH7mFj3RjwN9NL.nDIa79fqcfADdhD22_75a8tCOQsuyna2JDvNfivqCVbBeQlg2NO4St8Nd2KGdqsaPu_rCCvsjHxz.CszzAuC65ZF81YpJfDeVVj_0qsIWIi20JMujz7jy2qeBBguBqMVIBIp_eis5kX9X_XjNnuoMtzI9u.YXDxDqBn0iz_SnXSAKf4edgIqqk.f7k.mqzheQSlo09avFm_kWXWzT1_.VAwvF9spd6sENibPrTq3UerzQLG9Oqw4KCIMYlh3v4_vn4TT4VNju52YTjuPf_KXo98vnrJu5NImdEzrCPajLRLmkn4hK9WvA03vspYIrIfNZIeDYXEd3qNOvY1JX.j6_3JzB1IjavXbNihr5F1uiMKKBAWOYIlUN70FZj8cibFCCKqQMIx1zXaRy_pj7NwCzDWOZ6VCBNlfkoeKOPE98ZQeqBvv53CNjpDFq3niAsmvrM0SEFnnSB8WVmxPOKR9gmx2G4JLC_mj1ej8T6XVMZ_X1c1x1FaRNWPZL0rbItxwADvAB3we5rUW.90euj7WcF7ucU0Exv0i6Diit3L.N3xujPSe7EQRCiFX7sx.96rALHTx8rwFMTPo_HMU2xYrwy9cxYeRenktO3sDc88K9oJza6hnmfFkwciczE7GBYF3bsIJNAjIxJBBmRUanIY2JX9qlH8lYngyhx06XL7FaTn0f3cfFWriaDDxIZieD6qB5HTMI1QcOr8cPaWoI6NQzmOTzMozBCcsBcQC0SXRxDf2U4SH4D9IsXaf7jN6VD3lVMr9RL6oBReWzysZwXDovZaupyOUIDOcan3PANo46nr6OHFdsxET6vfl_NgTD8oidMuwLKW67Qy6Zcu1TO4h6wgSXDlXaYaiIs8sm6VqKGKpM1BfktzqJTnqYeFsglr7peDiPBw4xHmacRzWYJHDpkiIY4j.HSAQz4He0Ter5Idq7j8sz4CY4.9ddBm5RHi6gPbnRrbYSuGMAgtqfqE2BgA7EK..8xRG_IdohmX8RqI1Wl7qSiZnYc8Eo3UD17_2PT05IL17CcAj0xQYLpSQPGRiWhVGCH0iBf3I3yp8zutGHr2uHa_6F39eTCP9CVDMouYYrl5CuN_nbbF4PRYEXWjdFghzUU17zy4USp0kqpPLg4ymXTmR.nfVz7NWE1ANBLvgt2irk.yDCVGu5FWLebeciabK4xKcLnZoJdgi9DECSo5g69wVqx7qv00mVgQ9h.mX1ealV83.IBoh5UJqnMi88maltkkupxLV5ud.hBLzHXOEQlbm8UOeJ1F_E0RKyus0aq7JGz2Ckdfu5HSxvF3f5iDg3oV3fyXdc2W5wodY.ETkb8RERHypHRsqtGpy0gWj30hBP_AOUqXC3ia1wLkPxrSPq7fKytnqU6EdzWSJyNtkw2qg864F9vhEyUD9XDlRjEI0Sq7Zni0wy7pS457jjh.ptVCQdokRfHYA2aw3JJ1OWzEh.4gQqaTPaSd6Z3ecml1gqjYwvezIkyJBjUFzSHukhEcshOkpixAwvPyHqBfWTErnDH12ukpoc8lN_LugtXdse0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9136fa771dcdcdee';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/search?q=Wavelet&__cf_chl_rt_tk=x6vyOIlF3NS1xvjdl3nMaf.CpEEFvulHIxW6.uTdZes-1739807901-1.0.1.1-B4cfIL85xLMIdbmlYX4hwf6HmQDzlkffSylWRSaXnyc" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>