chromaprint-fixed

<!DOCTYPE html> <html> <head> <title>algorithms.coffee</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <meta name="viewport" content="width=device-width, target-densitydpi=160dpi, initial-scale=1.0; maximum-scale=1.0; user-scalable=0;"> <link rel="stylesheet" media="all" href="../docco.css" /> </head> <body> <div id="container"> <div id="background"></div> <ul id="jump_to"> <li> <a class="large" href="javascript:void(0);">Jump To …</a> <a class="small" href="javascript:void(0);">+</a> <div id="jump_wrapper"> <div id="jump_page_wrapper"> <div id="jump_page"> <a class="source" href="algorithms.html"> src/algorithms.coffee </a> <a class="source" href="calculator.html"> src/calculator.coffee </a> <a class="source" href="chroma.html"> src/chroma.coffee </a> <a class="source" href="fpcalc.html"> src/fpcalc.coffee </a> <a class="source" href="silenceRemover.html"> src/silenceRemover.coffee </a> </div> </div> </li> </ul> <ul class="sections"> <li id="title"> <div class="annotation"> <h1>algorithms.coffee</h1> </div> </li> <li id="section-1"> <div class="annotation"> <div class="pilwrap "> <a class="pilcrow" href="#section-1">¶</a> </div> Algorithms for chromaprint. These are ripped shamelessly from <a href="https://bitbucket.org/acoustid/chromaprint/src">AcoustID Chromaprint</a> </div> <div class="content"><div class='highlight'><pre> @chromaprint ?= {} filterCoefficients = [ 0.25, 0.75, 1, 0.75, 0.25 ] algorithms = 1: filterCoefficients: filterCoefficients interpolate: false classifierCoefficients: [ { f: [0, 0, 3, 15], q: [2.10543, 2.45354, 2.69414] } { f: [1, 0, 4, 14], q: [-0.345922, 0.0463746, 0.446251] } { f: [1, 4, 4, 11], q: [-0.392132, 0.0291077, 0.443391] } { f: [3, 0, 4, 14], q: [-0.192851, 0.00583535, 0.204053] } { f: [2, 8, 2, 4], q: [-0.0771619, -0.00991999, 0.0575406] } { f: [5, 6, 2, 15], q: [-0.710437, -0.518954, -0.330402] } { f: [1, 9, 2, 16], q: [-0.353724, -0.0189719, 0.289768] } { f: [3, 4, 2, 10], q: [-0.128418, -0.0285697, 0.0591791] } { f: [3, 9, 2, 16], q: [-0.139052, -0.0228468, 0.0879723] } { f: [2, 1, 3, 6], q: [-0.133562, 0.00669205, 0.155012] } { f: [3, 3, 6, 2], q: [-0.0267, 0.00804829, 0.0459773] } { f: [2, 8, 1, 10], q: [-0.0972417, 0.0152227, 0.129003] } { f: [3, 4, 4, 14], q: [-0.141434, 0.00374515, 0.149935] } { f: [5, 4, 2, 15], q: [-0.64035, -0.466999, -0.285493] } { f: [5, 9, 2, 3], q: [-0.322792, -0.254258, -0.174278] } { f: [2, 1, 8, 4], q: [-0.0741375, -0.00590933, 0.0600357] } ] 2: filterCoefficients: filterCoefficients interpolate: false classifierCoefficients: [ { f: [0, 4, 3, 15], q: [1.98215, 2.35817, 2.63523] } { f: [4, 4, 6, 15], q: [-1.03809, -0.651211, -0.282167] } { f: [1, 0, 4, 16], q: [-0.298702, 0.119262, 0.558497] } { f: [3, 8, 2, 12], q: [-0.105439, 0.0153946, 0.135898] } { f: [3, 4, 4, 8], q: [-0.142891, 0.0258736, 0.200632] } { f: [4, 0, 3, 5], q: [-0.826319, -0.590612, -0.368214] } { f: [1, 2, 2, 9], q: [-0.557409, -0.233035, 0.0534525] } { f: [2, 7, 3, 4], q: [-0.0646826, 0.00620476, 0.0784847] } { f: [2, 6, 2, 16], q: [-0.192387, -0.029699, 0.215855] } { f: [2, 1, 3, 2], q: [-0.0397818, -0.00568076, 0.0292026] } { f: [5, 10, 1, 15], q: [-0.53823, -0.369934, -0.190235] } { f: [3, 6, 2, 10], q: [-0.124877, 0.0296483, 0.139239] } { f: [2, 1, 1, 14], q: [-0.101475, 0.0225617, 0.231971] } { f: [3, 5, 6, 4], q: [-0.0799915, -0.00729616, 0.063262] } { f: [1, 9, 2, 12], q: [-0.272556, 0.019424, 0.302559] } { f: [3, 4, 2, 14], q: [-0.164292, -0.0321188, 0.0846339] } ] 3: filterCoefficients: filterCoefficients interpolate: false classifierCoefficients: [ { f: [0, 4, 3, 15], q: [1.98215, 2.35817, 2.63523] } { f: [4, 4, 6, 15], q: [-1.03809, -0.651211, -0.282167] } { f: [1, 0, 4, 16], q: [-0.298702, 0.119262, 0.558497] } { f: [3, 8, 2, 12], q: [-0.105439, 0.0153946, 0.135898] } { f: [3, 4, 4, 8], q: [-0.142891, 0.0258736, 0.200632] } { f: [4, 0, 3, 5], q: [-0.826319, -0.590612, -0.368214] } { f: [1, 2, 2, 9], q: [-0.557409, -0.233035, 0.0534525] } { f: [2, 7, 3, 4], q: [-0.0646826, 0.00620476, 0.0784847] } { f: [2, 6, 2, 16], q: [-0.192387, -0.029699, 0.215855] } { f: [2, 1, 3, 2], q: [-0.0397818, -0.00568076, 0.0292026] } { f: [5, 10, 1, 15], q: [-0.53823, -0.369934, -0.190235] } { f: [3, 6, 2, 10], q: [-0.124877, 0.0296483, 0.139239] } { f: [2, 1, 1, 14], q: [-0.101475, 0.0225617, 0.231971] } { f: [3, 5, 6, 4], q: [-0.0799915, -0.00729616, 0.063262] } { f: [1, 9, 2, 12], q: [-0.272556, 0.019424, 0.302559] } { f: [3, 4, 2, 14], q: [-0.164292, -0.0321188, 0.0846339] } ] 4: removeSilence: true silenceThreshold: 50 for own k, v of algorithms algorithms[Number(k)] = v algorithms.default = algorithms[2] @chromaprint.ALGORITHMS = algorithms</pre></div></div> </li> </ul> </div> </body> </html>