Docs: Update benchmark for test 3

tests/3_signal_pipeline/outputs/minimax_minimax-m2.5.js

@@ -0,0 +1,68 @@
+let _jsYaml, _math, _ndarray, _fft, _purify;
+
+
+  if (!_jsYaml) {
+    _jsYaml = (await import('https://cdn.jsdelivr.net/npm/js-yaml@4.1.0/dist/js-yaml.mjs')).default;
+  }
+  const { sampleRate, duration, components } = _jsYaml.load(yamlString);
+  const N = sampleRate * duration;
+
+  if (!_math) {
+    _math = await import('https://cdn.jsdelivr.net/npm/mathjs@11.8.0/lib/esm/index.js');
+  }
+
+  const signal = new Float64Array(N);
+  for (let i = 0; i < N; i++) {
+    const t = i / sampleRate;
+    let sum = 0;
+    for (const { frequency, amplitude } of components) {
+      sum += amplitude * _math.sin(2 * _math.pi * frequency * t);
+    }
+    signal[i] = sum;
+  }
+
+  if (!_ndarray) {
+    const ndMod = await import('https://cdn.jsdelivr.net/npm/ndarray@1.0.19/index.mjs');
+    _ndarray = ndMod.default || ndMod.ndarray;
+  }
+  if (!_fft) {
+    const fftMod = await import('https://cdn.jsdelivr.net/npm/ndarray-fft@1.0.0/index.mjs');
+    _fft = fftMod.fft || fftMod.default;
+  }
+  if (!_purify) {
+    const purifyMod = await import('https://cdn.jsdelivr.net/npm/dompurify@3.0.3/dist/purify.es.js');
+    _purify = purifyMod.default || purifyMod;
+  }
+
+  const real = _ndarray(signal, [N]);
+  const imag = _ndarray(new Float64Array(N), [N]);
+
+  _fft(1, real, imag);
+
+  const half = N / 2;
+  const peaks = [];
+  for (let k = 0; k <= half; k++) {
+    const re = real.get(k);
+    const im = imag.get(k);
+    const mag = _math.sqrt(re * re + im * im) / half;
+    if (mag > 0.1) {
+      const freq = Math.round(k * sampleRate / N);
+      const magRounded = Math.round(mag * 100) / 100;
+      peaks.push({ frequencyHz: freq, magnitude: magRounded });
+    }
+  }
+  peaks.sort((a, b) => b.magnitude - a.magnitude);
+
+  let html = '<table><tr><th>Frequency (Hz)</th><th>Magnitude</th></tr>';
+  for (const p of peaks) {
+    html += `<tr><td>${p.frequencyHz}</td><td>${p.magnitude.toFixed(2)}</td></tr>`;
+  }
+  html += '</table>';
+
+  const sanitized = _purify.sanitize(html);
+
+  return { peaks, html: sanitized, signalLength: N };
+}
+export default analyzeSignal;
+// Generation time: 94.075s
+// Result: FAIL