http://programmer.ie/tags/persistence/ Recent content in Persistence on Programmer.ie: Modern AI programming Hugo en-us Mon, 10 Aug 2026 20:37:00 +0100 http://programmer.ie/post/cellular-automata-from-first-principles-41/ Mon, 10 Aug 2026 20:37:00 +0100 http://programmer.ie/post/cellular-automata-from-first-principles-41/ <h1 id="cellular-automata-from-first-principles-41-train-for-persistence">Cellular Automata From First Principles 41: Train for Persistence</h1> <p>Growing a target once is not enough.</p> <p>A useful self-organizing system should continue to satisfy its objective after it arrives.</p> <p>That means the target should behave more like an <strong>attractor</strong> than a timestamped frame.</p> <h2 id="the-failure-mode">The failure mode</h2> <p>Suppose training always evaluates at step 64.</p> <p>The model can learn:</p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-text" data-lang="text"><span style="display:flex;"><span>seed </span></span><span style="display:flex;"><span> ↓ </span></span><span style="display:flex;"><span>grow </span></span><span style="display:flex;"><span> ↓ </span></span><span style="display:flex;"><span>target at step 64 </span></span><span style="display:flex;"><span> ↓ </span></span><span style="display:flex;"><span>overshoot </span></span><span style="display:flex;"><span> ↓ </span></span><span style="display:flex;"><span>disintegrate </span></span></code></pre></div><p>The loss never sees the failure after step 64.</p>