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  <url><loc>https://dw-learn.pages.dev/curriculum.html</loc><lastmod>2026-10-09</lastmod><changefreq>monthly</changefreq><priority>0.7</priority></url>
  <!-- Mathematics (12 chapters; v1.27.0 groups: linear algebra 01-04, calculus 05-09, probability & sequential decisions 10-12) -->
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  <!-- Machine Learning (13 chapters; v1.27.0 reorder, CNN moved to DL) -->
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  <url><loc>https://dw-learn.pages.dev/ml/ch07-activation.html</loc><lastmod>2026-10-09</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://dw-learn.pages.dev/ml/ch08-mlp.html</loc><lastmod>2026-10-09</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
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  <url><loc>https://dw-learn.pages.dev/ml/ch11-svm.html</loc><lastmod>2026-10-09</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
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  <url><loc>https://dw-learn.pages.dev/ml/ch13-pca.html</loc><lastmod>2026-10-09</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <!-- Deep Learning (11 chapters; v1.27.0 reorder, CNN joins as ch05) -->
  <url><loc>https://dw-learn.pages.dev/dl.html</loc><lastmod>2026-10-09</lastmod><changefreq>monthly</changefreq><priority>0.9</priority></url>
  <url><loc>https://dw-learn.pages.dev/dl/ch01-vanishing-gradient.html</loc><lastmod>2026-10-09</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://dw-learn.pages.dev/dl/ch02-optimizers.html</loc><lastmod>2026-10-09</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://dw-learn.pages.dev/dl/ch03-regularization-dl.html</loc><lastmod>2026-10-09</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://dw-learn.pages.dev/dl/ch04-mnist.html</loc><lastmod>2026-10-09</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://dw-learn.pages.dev/dl/ch05-cnn.html</loc><lastmod>2026-10-09</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://dw-learn.pages.dev/dl/ch06-resnet.html</loc><lastmod>2026-10-09</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://dw-learn.pages.dev/dl/ch07-autoencoder.html</loc><lastmod>2026-10-09</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
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  <!-- Reinforcement Learning (13 chapters) -->
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  <url><loc>https://dw-learn.pages.dev/rl/ch00-intro.html</loc><lastmod>2026-08-28</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
  <url><loc>https://dw-learn.pages.dev/rl/ch01-bandits.html</loc><lastmod>2026-07-28</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
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  <url><loc>https://dw-learn.pages.dev/rl/ch03-mdp.html</loc><lastmod>2026-07-28</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
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  <url><loc>https://dw-learn.pages.dev/rl/ch07-dqn-advanced.html</loc><lastmod>2026-08-04</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
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  <url><loc>https://dw-learn.pages.dev/rl/ch09-actor-critic.html</loc><lastmod>2026-08-05</lastmod><changefreq>monthly</changefreq><priority>0.8</priority></url>
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