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<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Elastic Mesh Lab</title>
<script src="https://cdn.tailwindcss.com"></script>
<script src="https://cdn.plot.ly/plotly-2.24.1.min.js"></script>
<style>
body { background:#06090e; color:#cbd5e1; font-family:'Courier New',monospace; }
.glass { background:rgba(10,18,35,0.98); border:1px solid #1e2d40; }
#drawer { transition:transform .3s ease; z-index:200; }
.drawer-closed { transform:translateY(100%); }
.tog { transition:all .15s; }
.tog.on { color:#fff; }
.tog.off { background:#1e293b !important; color:#64748b; }
.lbtn {
width:20px; height:20px; background:#1e293b; border:1px solid #334155;
border-radius:3px; color:#94a3b8; font-weight:bold; font-size:12px;
cursor:pointer; display:inline-flex; align-items:center; justify-content:center;
}
.lbtn:hover { background:#334155; color:#fff; }
</style>
</head>
<body class="flex flex-col h-screen overflow-hidden">
<!-- ββ HEADER ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ -->
<header class="glass flex-shrink-0 px-2 py-1.5 flex justify-between items-center">
<div class="flex flex-wrap gap-1 text-[8px] font-bold items-center">
<span id="b-mode" class="px-1.5 py-0.5 rounded bg-yellow-900/60 text-yellow-300 border border-yellow-800/60">TRAIN</span>
<span id="b-arch" class="px-1.5 py-0.5 rounded bg-blue-900/60 text-blue-300 border border-blue-800/60">ADDIT</span>
<span id="b-alpha" class="px-1.5 py-0.5 rounded bg-orange-900/60 text-orange-300 border border-orange-800/60">Ξ±:0.45</span>
<!-- D Β· U Β· L controls -->
<span class="px-1.5 py-0.5 rounded bg-green-900/60 text-green-300 border border-green-800/60 flex items-center gap-0.5">
<span class="text-yellow-300 mr-0.5">D</span>
<button class="lbtn" onclick="quickL('inputs',-1)">β</button>
<span id="b-inputs" class="w-3 text-center text-white">1</span>
<button class="lbtn" onclick="quickL('inputs',+1)">+</button>
<span class="text-orange-400 mx-1">U</span>
<button class="lbtn" onclick="quickL('upper',-1)">β</button>
<span id="b-upper" class="w-3 text-center text-white">3</span>
<button class="lbtn" onclick="quickL('upper',+1)">+</button>
<span class="text-cyan-400 mx-1">L</span>
<button class="lbtn" onclick="quickL('lower',-1)">β</button>
<span id="b-lower" class="w-3 text-center text-white">3</span>
<button class="lbtn" onclick="quickL('lower',+1)">+</button>
</span>
<!-- CROSS CONNECT toggle -->
<button id="b-cross" onclick="toggleCross()"
class="px-1.5 py-0.5 rounded border font-bold text-[8px] transition-all bg-slate-900 text-slate-600 border-slate-700">
CROSS:OFF
</button>
<span id="b-data" class="px-1.5 py-0.5 rounded bg-pink-900/60 text-pink-300 border border-pink-800/60">HOUSNG</span>
<!-- STIFFNESS INDICATOR -->
<div class="flex items-center gap-1.5 px-2 border-l border-slate-700 ml-2">
<span class="text-[7px] text-slate-500 uppercase tracking-wider">Learning</span>
<div class="w-16 bg-slate-900 rounded-sm h-2 overflow-hidden border border-slate-700">
<div id="stiff-bar" class="bg-amber-400 h-full transition-all duration-500 ease-out" style="width:0%"></div>
</div>
<span id="stiff-lbl" class="text-[8px] text-amber-500 w-5 text-right font-bold">0%</span>
</div>
</div>
<div class="flex items-center gap-2 ml-1">
<span id="bridge-lbl" class="text-[7px] text-amber-500 font-bold"></span>
<span id="q-lbl" class="text-[8px] text-slate-600">Q:0</span>
<div id="run-dot" class="w-2 h-2 rounded-full bg-slate-700"></div>
<button onclick="openDrawer()" class="text-[10px] bg-blue-700 hover:bg-blue-600 px-2 py-1 rounded font-bold">β DIALS</button>
</div>
</header>
<!-- ββ PLOTS ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ -->
<div class="flex-grow flex flex-col min-h-0 overflow-hidden">
<div id="mesh-plot" class="flex-grow min-h-0"></div>
<div id="err-plot" style="height:58px" class="flex-shrink-0 border-t border-slate-900"></div>
</div>
<!-- ββ BOTTOM PANEL βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ -->
<div class="glass flex-shrink-0 border-t border-slate-800" style="height:174px">
<div class="flex border-b border-slate-800 text-[10px]">
<button onclick="tab('nodes')" id="tab-nodes" class="flex-1 py-1.5 bg-blue-900/40 text-blue-300 font-bold">NODES</button>
<button onclick="tab('springs')" id="tab-springs" class="flex-1 py-1.5 text-slate-500">SPRINGS</button>
<button onclick="tab('logs')" id="tab-logs" class="flex-1 py-1.5 text-slate-500">LOGS</button>
</div>
<div class="flex h-full overflow-hidden">
<div class="w-20 flex-shrink-0 border-r border-slate-800 flex flex-col items-center justify-center p-1 gap-0.5">
<div class="text-[7px] text-slate-600 uppercase tracking-widest">Tension</div>
<div id="err-big" class="text-xl font-bold text-red-400 leading-none">0.00</div>
<div id="pred-val" class="text-[8px] text-slate-500 w-full text-center truncate px-1">P:β</div>
<div id="iter-lbl" class="text-[8px] text-slate-700">IT:0</div>
</div>
<div class="flex-grow overflow-y-auto p-1.5 text-[10px]">
<div id="pane-nodes"></div>
<div id="pane-springs" class="hidden"></div>
<div id="pane-logs" class="hidden text-[9px] text-slate-500"></div>
</div>
</div>
</div>
<!-- ββ DRAWER βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ -->
<aside id="drawer" class="drawer-closed fixed inset-x-0 bottom-0 glass border-t border-slate-700 p-4 flex flex-col gap-3 max-h-[93vh] overflow-y-auto">
<div class="flex justify-between items-center">
<span class="text-orange-400 font-bold text-sm">ELASTIC MESH LABORATORY</span>
<button onclick="closeDrawer()" class="text-slate-400 text-2xl leading-none">β</button>
</div>
<div class="grid grid-cols-2 gap-2">
<!-- MODE -->
<div class="col-span-2 bg-slate-900 rounded p-3 border border-yellow-900/50">
<div class="text-yellow-400 text-[9px] font-bold mb-1">EXECUTION MODE</div>
<div class="flex gap-2">
<button class="tog on flex-1 py-2 rounded text-xs font-bold bg-yellow-700" onclick="setMode('training',this,'bg-yellow-700')">TRAINING</button>
<button class="tog off flex-1 py-2 rounded text-xs font-bold" onclick="setMode('inference',this,'bg-yellow-700')">INFERENCE</button>
</div>
</div>
<!-- ARCH & ALPHA -->
<div class="bg-slate-900 rounded p-3 border border-blue-900/50">
<div class="text-blue-400 text-[9px] font-bold mb-2">NODE ACTIVATION</div>
<button class="tog on w-full mb-1 py-2 rounded text-[10px] font-bold bg-blue-700" onclick="pick('architecture','additive',this,'bg-blue-700')">ADDITIVE Ξ£</button>
<button class="tog off w-full py-2 rounded text-[10px] font-bold" onclick="pick('architecture','multiplicative',this,'bg-blue-700')">MULTIPLICATIVE Ξ </button>
</div>
<div class="bg-slate-900 rounded p-3 border border-orange-900/50">
<div class="text-orange-400 text-[9px] font-bold mb-1">BACK-TENSION Ξ±</div>
<input id="alpha-sl" type="range" min="0" max="100" value="45" step="5" class="w-full accent-orange-500 mt-1" oninput="document.getElementById('alpha-val').innerText=(this.value/100).toFixed(2)">
<div class="text-center text-orange-300 font-bold text-xl mt-0.5" id="alpha-val">0.45</div>
</div>
<!-- CROSS CONNECT -->
<div class="col-span-2 bg-slate-900 rounded p-3 border border-amber-900/50">
<div class="text-amber-400 text-[9px] font-bold mb-1">CROSS-CONNECT</div>
<div class="text-[9px] text-slate-500 mb-2">
OFF β N independent parallel hourglasses (default)<br>
ON β Passive bridge vertices connect adjacent dimensions for physical cross-talk without gradient bleeding.
</div>
<button id="drawer-cross-btn" onclick="toggleCross()" class="w-full py-2 rounded text-xs font-bold border border-slate-700 bg-slate-800 text-slate-400">
CROSS-CONNECT: OFF
</button>
</div>
<!-- TOPOLOGY -->
<div class="col-span-2 bg-slate-900 rounded p-3 border border-green-900/50 grid grid-cols-3 gap-2">
<div class="bg-slate-800 rounded p-2 text-center border border-yellow-900/40">
<div class="text-yellow-400 text-[8px] mb-1">DIMENSIONS (D)</div>
<div class="flex items-center justify-center gap-2">
<button class="lbtn text-sm" onclick="chL('inputs',-1)">β</button>
<span id="dial-inputs" class="text-yellow-300 font-bold text-2xl w-8 text-center">1</span>
<button class="lbtn text-sm" onclick="chL('inputs',+1)">+</button>
</div>
</div>
<div class="bg-slate-800 rounded p-2 text-center border border-orange-900/40">
<div class="text-orange-400 text-[8px] mb-1">UPPER (U)</div>
<div class="flex items-center justify-center gap-2">
<button class="lbtn text-sm" onclick="chL('upper',-1)">β</button>
<span id="dial-upper" class="text-orange-300 font-bold text-2xl w-8 text-center">3</span>
<button class="lbtn text-sm" onclick="chL('upper',+1)">+</button>
</div>
</div>
<div class="bg-slate-800 rounded p-2 text-center border border-cyan-900/40">
<div class="text-cyan-400 text-[8px] mb-1">LOWER (L)</div>
<div class="flex items-center justify-center gap-2">
<button class="lbtn text-sm" onclick="chL('lower',-1)">β</button>
<span id="dial-lower" class="text-cyan-300 font-bold text-2xl w-8 text-center">3</span>
<button class="lbtn text-sm" onclick="chL('lower',+1)">+</button>
</div>
</div>
</div>
</div>
<button onclick="applyConfig()" class="w-full bg-white text-black py-3 rounded font-bold text-sm hover:bg-slate-200">
APPLY & REBUILD TOPOLOGY
</button>
<div class="grid grid-cols-2 gap-2 mt-2">
<!-- DATASET -->
<div class="bg-slate-900 rounded p-3 border border-pink-900/50">
<div class="text-pink-400 text-[9px] font-bold mb-2">DATASET</div>
<select id="ds-sel" onchange="refreshDS()" class="w-full bg-black border border-slate-700 p-2 text-white text-xs rounded mb-2">
<option value="housing">Housing (AΓ2.5+BΓ1.2)</option>
<option value="subtraction">Subtraction (AβB)</option>
<option value="multiplication">Multiplication (AΓB)</option>
<option value="quadratic">Quadratic (AΒ²+B)</option>
</select>
<div class="flex gap-2">
<input id="batch-n" type="number" value="30" class="w-16 bg-black border border-slate-700 p-2 text-white text-sm text-center rounded">
<button onclick="startBatch()" class="flex-1 bg-pink-800 hover:bg-pink-700 py-2 text-xs font-bold rounded">START BATCH</button>
</div>
</div>
<!-- CUSTOM INPUT -->
<div class="bg-slate-900 rounded p-3 border border-cyan-900/50 flex flex-col">
<div class="text-cyan-400 text-[9px] font-bold mb-1">CUSTOM INPUT PREVIEW</div>
<div id="ds-examples" class="text-[9px] text-slate-500 mb-2">e.g. click me</div>
<div class="grid grid-cols-3 gap-1 mb-1">
<input id="ca" type="text" value="5" oninput="updateExpected()" class="w-full bg-black border border-slate-700 p-1.5 text-white text-xs text-center rounded">
<input id="cb" type="text" value="3" oninput="updateExpected()" class="w-full bg-black border border-slate-700 p-1.5 text-white text-xs text-center rounded">
<input id="cc" type="text" placeholder="auto" class="w-full bg-black border border-slate-700 p-1.5 text-white text-xs text-center rounded">
</div>
<div id="expected-lbl" class="text-[9px] text-yellow-400 font-bold mb-2 min-h-[14px] text-center flex-grow flex items-center justify-center">waiting...</div>
<button onclick="runCustom()" class="w-full bg-cyan-800 hover:bg-cyan-700 py-2 text-xs font-bold rounded mt-auto">RUN CUSTOM</button>
</div>
</div>
<button onclick="halt()" class="w-full border border-red-700 text-red-500 py-2 rounded text-xs font-bold mt-2">HALT ENGINE</button>
</aside>
<script>
// ββ STATE ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ
const cfg = { mode: 'training', architecture: 'additive' };
const topo = { inputs: 1, upper: 3, lower: 3 };
let crossConnect = false;
// ββ CUSTOM INPUT VALIDATOR βββββββββββββββββββββββββββββββββββββββββββββββββββ
const DS = {
housing: { fn:(a,b)=>(a*2.5+b*1.2).toFixed(3), ex:[{a:4,b:2},{a:6,b:3}] },
subtraction: { fn:(a,b)=>(a-b).toFixed(3), ex:[{a:8,b:3},{a:5,b:5}] },
multiplication:{ fn:(a,b)=>(a*b).toFixed(3), ex:[{a:6,b:7},{a:3,b:9}] },
quadratic: { fn:(a,b)=>(a*a+b).toFixed(3), ex:[{a:3,b:2},{a:4,b:5}] },
};
async function refreshDS() {
const ds = document.getElementById('ds-sel').value;
const m = DS[ds];
document.getElementById('ds-examples').innerHTML = 'e.g. ' +
m.ex.map(e => `<span class="cursor-pointer text-cyan-500 underline" onclick="fillC('${e.a}','${e.b}')">A=${e.a} B=${e.b}</span>`).join(' ');
updateExpected();
await fetch('/config', {
method:'POST', headers:{'Content-Type':'application/json'},
body: JSON.stringify({ dataset: ds })
});
}
function fillC(a, b) {
const n = topo.inputs;
if (n > 1) {
document.getElementById('ca').value = Array(n).fill(a).join(',');
document.getElementById('cb').value = Array(n).fill(b).join(',');
} else {
document.getElementById('ca').value = a;
document.getElementById('cb').value = b;
}
document.getElementById('cc').value = '';
updateExpected();
}
function parseVals(str) {
return String(str).split(',').map(s => parseFloat(s.trim())).filter(x => !isNaN(x));
}
function updateExpected() {
const a = document.getElementById('ca').value;
const b = document.getElementById('cb').value;
const ds = document.getElementById('ds-sel').value;
const lbl = document.getElementById('expected-lbl');
if (!a || !b || !DS[ds]) { lbl.innerText = "Enter values"; return; }
const fn = DS[ds].fn;
const av = parseVals(a), bv = parseVals(b);
if (!av.length || !bv.length) { lbl.innerText = "Invalid numbers"; return; }
const n = topo.inputs;
const results = Array.from({length:n}, (_,i) => fn(av[i%av.length], bv[i%bv.length]));
lbl.innerText = n === 1 ? `Target: ${results[0]}` : `Targets: [${results.join(', ')}]`;
}
// ββ CROSS CONNECT βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ
async function toggleCross() {
const res = await fetch('/toggle_cross', { method: 'POST' });
const data = await res.json();
crossConnect = data.cross_connect;
updateCrossUI();
meshPlotted = false;
}
function updateCrossUI() {
const btn1 = document.getElementById('b-cross');
const btn2 = document.getElementById('drawer-cross-btn');
const blbl = document.getElementById('bridge-lbl');
if (crossConnect) {
btn1.className = 'px-1.5 py-0.5 rounded border font-bold text-[8px] transition-all bg-amber-800 text-amber-200 border-amber-600';
btn1.innerText = 'CROSS:ON';
btn2.className = 'w-full py-2 rounded text-xs font-bold border border-amber-600 bg-amber-900/60 text-amber-200';
btn2.innerText = 'CROSS-CONNECT: ON (Click to disable)';
blbl.innerText = topo.inputs >= 2 ? `⬑ ${ (topo.inputs - 1) * 2 } Passive Bridges` : '';
} else {
btn1.className = 'px-1.5 py-0.5 rounded border font-bold text-[8px] transition-all bg-slate-900 text-slate-600 border-slate-700';
btn1.innerText = 'CROSS:OFF';
btn2.className = 'w-full py-2 rounded text-xs font-bold border border-slate-700 bg-slate-800 text-slate-400';
btn2.innerText = 'CROSS-CONNECT: OFF (Click to enable)';
blbl.innerText = '';
}
}
// ββ UI TOGGLES βββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ
let isDrawerOpen = false;
function openDrawer() { isDrawerOpen = true; document.getElementById('drawer').classList.remove('drawer-closed'); refreshDS(); }
function closeDrawer() { isDrawerOpen = false; document.getElementById('drawer').classList.add('drawer-closed'); }
function chL(w, d) {
const lim = { inputs:[1,16], upper:[1,16], lower:[1,16] };
topo[w] = Math.max(lim[w][0], Math.min(lim[w][1], topo[w]+d));
document.getElementById(`dial-${w}`).innerText = topo[w];
updateExpected();
}
async function quickL(w, d) {
const res = await fetch('/set_layer', {
method:'POST', headers:{'Content-Type':'application/json'},
body: JSON.stringify({ layer: w, delta: d })
});
const data = await res.json();
forceSyncTopoUI(data);
meshPlotted = false;
}
function syncTopoUI(d) {
document.getElementById('b-inputs').innerText = d.n_inputs;
document.getElementById('b-upper').innerText = d.n_upper;
document.getElementById('b-lower').innerText = d.n_lower;
document.getElementById('b-arch').innerText = d.architecture.slice(0,5).toUpperCase();
if (!isDrawerOpen) forceSyncTopoUI(d);
}
function forceSyncTopoUI(d) {
topo.inputs = d.n_inputs; topo.upper = d.n_upper; topo.lower = d.n_lower;
document.getElementById('dial-inputs').innerText = d.n_inputs;
document.getElementById('dial-upper').innerText = d.n_upper;
document.getElementById('dial-lower').innerText = d.n_lower;
updateCrossUI();
updateExpected();
}
async function setMode(m, btn, cls) {
cfg.mode = m;
btn.parentElement.querySelectorAll('.tog').forEach(b => { b.classList.add('off'); b.classList.remove('on', cls); });
btn.classList.remove('off'); btn.classList.add('on', cls);
await fetch('/set_mode', { method:'POST', headers:{'Content-Type':'application/json'}, body: JSON.stringify({ mode: m }) });
document.getElementById('b-mode').innerText = m === 'training' ? 'TRAIN' : 'INFER';
}
function pick(key, val, btn, cls) {
cfg[key] = val;
btn.parentElement.querySelectorAll('.tog').forEach(b => { b.classList.add('off'); b.classList.remove('on', cls); });
btn.classList.remove('off'); btn.classList.add('on', cls);
}
async function applyConfig() {
const ds = document.getElementById('ds-sel').value;
const alpha = parseFloat(document.getElementById('alpha-sl').value) / 100;
await fetch('/config', {
method:'POST', headers:{'Content-Type':'application/json'},
body: JSON.stringify({
...cfg, dataset: ds, back_alpha: alpha,
n_inputs: topo.inputs, n_upper: topo.upper, n_lower: topo.lower
})
});
document.getElementById('b-arch').innerText = cfg.architecture.slice(0,5).toUpperCase();
document.getElementById('b-alpha').innerText = `Ξ±:${alpha.toFixed(2)}`;
document.getElementById('b-data').innerText = ds.slice(0,6).toUpperCase();
meshPlotted = false;
closeDrawer();
}
async function startBatch() {
await fetch('/generate', { method:'POST', headers:{'Content-Type':'application/json'}, body: JSON.stringify({ count: parseInt(document.getElementById('batch-n').value) }) });
closeDrawer();
}
async function runCustom() {
const a = document.getElementById('ca').value;
const b = document.getElementById('cb').value;
let c = document.getElementById('cc').value;
if (!c) {
const ds = document.getElementById('ds-sel').value;
const fn = DS[ds].fn;
const av = parseVals(a), bv = parseVals(b);
if (av.length && bv.length) {
c = Array.from({length:topo.inputs}, (_,i) => fn(av[i%av.length], bv[i%bv.length])).join(',');
}
}
await fetch('/run_custom', { method:'POST', headers:{'Content-Type':'application/json'}, body: JSON.stringify({ a, b, c }) });
closeDrawer();
}
async function halt() { await fetch('/halt', { method:'POST' }); closeDrawer(); }
function tab(name) {
['nodes','springs','logs'].forEach(t => {
document.getElementById(`pane-${t}`).classList.toggle('hidden', t !== name);
document.getElementById(`tab-${t}`).className = t === name ? 'flex-1 py-1.5 bg-blue-900/40 text-blue-300 font-bold text-[10px]' : 'flex-1 py-1.5 text-slate-500 text-[10px]';
});
}
// ββ VISUALIZATION (Vertical Layout with Bridge Nodes) βββββββββββββββββββββββββ
function buildPos(layers, n_inputs, n_upper, n_lower, bridgeNodeIds) {
const pos = {};
const Y = [4.4, 2.1, 0.0, -2.1, -4.4];
const COL_W = n_inputs === 1 ? 0 : Math.min(9.0 / (n_inputs - 1), 4.2);
const halfSp = COL_W * (n_inputs - 1) / 2;
const bSprd = n_inputs === 1 ? 3.8 : Math.min(COL_W * 0.55, 1.8);
layers.forEach((layer, li) => {
const y = Y[li];
layer.forEach(nid => {
const kind = nid[0];
let dim = 1, j = 1, total = 1;
if ('ABC'.includes(kind)) { dim = parseInt(nid.slice(1)); }
else {
const parts = nid.slice(1).split('_');
dim = parseInt(parts[0]); j = parseInt(parts[1]); total = kind === 'U' ? n_upper : n_lower;
}
const cx = n_inputs === 1 ? 0 : -halfSp + (dim - 1) * COL_W;
if ('ABC'.includes(kind)) { pos[nid] = [cx, y]; }
else {
const t = total === 1 ? 0 : (2*(j-1)/(total-1) - 1);
pos[nid] = [cx + bSprd * t, y];
}
});
});
bridgeNodeIds.forEach(nid => {
const side = nid[1], d = parseInt(nid.slice(2));
const yVal = side === 'U' ? Y[1] : Y[3];
const xVal = -halfSp + (d - 0.5) * COL_W;
pos[nid] = [xVal, yVal];
});
return pos;
}
function busShapes(pos, n_inputs) {
const sh = [];
const mg = n_inputs === 1 ? 1.4 : 0.8;
const xs = k => Object.entries(pos).filter(([id]) => id[0] === k).map(([,v]) => v[0]);
const rect = (mn, mx, yc, hh, fill, stroke) => sh.push({
type:'rect', xref:'x', yref:'y', x0:mn-mg, x1:mx+mg, y0:yc-hh, y1:yc+hh, fillcolor:fill, line:{color:stroke, width:2}
});
const aXs=xs('A'), cXs=xs('C'), bXs=xs('B');
if(aXs.length) rect(Math.min(...aXs),Math.max(...aXs), 4.4, 0.35,'rgba(251,146,60,0.10)','rgba(251,146,60,0.65)');
if(cXs.length) rect(Math.min(...cXs),Math.max(...cXs), 0.0, 0.32,'rgba(56,189,248,0.10)','rgba(56,189,248,0.70)');
if(bXs.length) rect(Math.min(...bXs),Math.max(...bXs),-4.4, 0.35,'rgba(192,132,252,0.10)','rgba(192,132,252,0.65)');
return sh;
}
function springColor(k) {
const t = Math.min(Math.abs(k) / 6, 1);
if (k >= 0) return [`rgb(${Math.round(180+t*70)},${Math.round(100+t*80)},30)`, 1.0+t*3.5];
return [`rgb(30,${Math.round(80+t*100)},${Math.round(140+t*115)})`, 1.0+t*3.5];
}
function buildTraces(nodes, springs, bridgeSprings, layers, n_inputs, n_upper, n_lower) {
const bridgeNodeIds = Object.keys(nodes).filter(id => id[0] === 'X');
const pos = buildPos(layers, n_inputs, n_upper, n_lower, bridgeNodeIds);
const traces = [];
for (const [key, k] of Object.entries(springs)) {
const [u, v] = key.split('β');
if (!pos[u] || !pos[v]) continue;
const [col, wd] = springColor(k);
traces.push({ type:'scatter', mode:'lines', x:[pos[u][0], pos[v][0]], y:[pos[u][1], pos[v][1]], line:{color:col, width:wd}, hoverinfo:'none' });
}
for (const key of Object.keys(bridgeSprings)) {
const [u, v] = key.split('β');
if (!pos[u] || !pos[v]) continue;
traces.push({ type:'scatter', mode:'lines', x:[pos[u][0], pos[v][0]], y:[pos[u][1], pos[v][1]], line:{color:'#f59e0b', width:2.0, dash:'dot'}, hoverinfo:'none' });
}
const allN = [...layers.flat(), ...bridgeNodeIds];
const NCOL = id => id[0]==='A'?'#fb923c': id[0]==='B'?'#c084fc': id[0]==='C'?'#38bdf8': id[0]==='X'?'#f59e0b': id[0]==='U'?'#4ade80': '#67e8f9';
const isIO = id => 'ABC'.includes(id[0]);
const isBridge = id => id[0] === 'X';
traces.push({
type:'scatter', mode:'markers+text',
x: allN.map(id => pos[id]?.[0] ?? 0), y: allN.map(id => pos[id]?.[1] ?? 0),
text: allN.map(id => isIO(id) ? `${id}\n${Number(nodes[id]?.x ?? 0).toFixed(2)}` : ''),
textposition: allN.map(id => id[0]==='B' ? 'bottom center' : 'top center'),
textfont:{ size:9, color: allN.map(id => NCOL(id)) },
marker:{
size: allN.map(id => isIO(id) ? 18 : isBridge(id) ? 13 : 10 + Math.min(Math.abs(nodes[id]?.vel??0)*30, 8)),
symbol: allN.map(id => isBridge(id) ? 'diamond' : 'circle'),
color: allN.map(id => NCOL(id)),
line:{ width: allN.map(id => isBridge(id)?3.0:2.5), color: allN.map(id => isBridge(id)?'#d97706':nodes[id]?.anchored?'#ef4444':'#22c55e') }
},
hoverinfo:'none'
});
const xMax = Math.max(5.5, n_inputs * 2.8);
return { traces, layout: { margin:{l:8,r:8,t:8,b:8}, paper_bgcolor:'transparent', plot_bgcolor:'transparent', xaxis:{visible:false, range:[-xMax, xMax]}, yaxis:{visible:false, range:[-5.5, 5.5]}, showlegend:false, shapes: busShapes(pos, n_inputs) }};
}
const ERR_LAYOUT = {
margin:{l:30,r:6,t:3,b:12}, paper_bgcolor:'transparent', plot_bgcolor:'transparent',
xaxis:{visible:false}, yaxis:{color:'#334155', gridcolor:'#0f172a', zeroline:true, zerolinecolor:'#22c55e', zerolinewidth:1}, showlegend:false,
};
let meshPlotted = false, errPlotted = false, lastLayerKey = '';
refreshDS();
setInterval(async () => {
try {
const r = await fetch('/state');
const d = await r.json();
syncTopoUI(d);
crossConnect = d.cross_connect;
updateCrossUI();
document.getElementById('b-alpha').innerText = `Ξ±:${d.back_alpha.toFixed(2)}`;
document.getElementById('b-data').innerText = (d.dataset_type||'').slice(0,6).toUpperCase();
const mBadge = document.getElementById('b-mode');
mBadge.innerText = d.mode === 'training' ? 'TRAIN' : 'INFER';
mBadge.className = d.mode === 'training'
? 'px-1.5 py-0.5 rounded bg-yellow-900/60 text-yellow-300 border border-yellow-800/60 text-[8px] font-bold'
: 'px-1.5 py-0.5 rounded bg-green-900/60 text-green-300 border border-green-800/60 text-[8px] font-bold';
const stiffAct = d.stiffness_active || 0;
const sBar = document.getElementById('stiff-bar');
sBar.style.width = `${stiffAct}%`;
sBar.className = `h-full transition-all duration-500 ease-out ${stiffAct > 0.1 ? 'bg-amber-400' : 'bg-slate-700'}`;
document.getElementById('stiff-lbl').innerText = `${stiffAct.toFixed(1)}%`;
document.getElementById('run-dot').className = `w-2 h-2 rounded-full ${d.running ? 'bg-green-400' : 'bg-slate-700'}`;
document.getElementById('q-lbl').innerText = `Q:${d.queue_size}`;
document.getElementById('iter-lbl').innerText = `IT:${d.iter}`;
const e = Math.abs(d.error);
const col = e < 0.02 ? 'text-green-400' : e < 2 ? 'text-yellow-400' : 'text-red-400';
document.getElementById('err-big').className = `text-xl font-bold ${col} leading-none`;
document.getElementById('err-big').innerText = d.error.toFixed(4);
const preds = d.predictions || [d.prediction];
document.getElementById('pred-val').innerText = preds.length === 1 ? `P: ${preds[0].toFixed(3)}` : `P: [${preds.map(v=>v.toFixed(2)).join(',')}]`;
// Nodes pane
const order = d.layers.flat();
let nh = '';
order.forEach(id => {
const n = d.nodes[id]; if (!n || !'ABC'.includes(id[0])) return;
const icon = n.anchored ? '<span class="text-red-400">β </span>' : '<span class="text-green-500">β</span>';
const COLS = {A:'#fb923c',B:'#c084fc',C:'#38bdf8'};
nh += `<div class="flex justify-between items-center py-0.5 border-b border-slate-900">
${icon}<span class="ml-1 font-bold" style="color:${COLS[id[0]]}">${id}</span>
<span class="text-white font-bold">${Number(n.x).toFixed(4)}</span>
<span class="text-slate-700 text-[8px]">v:${(n.vel||0).toFixed(3)}</span>
</div>`;
});
const bridgeIds = Object.keys(d.nodes).filter(id => id[0] === 'X');
if (bridgeIds.length) {
nh += `<div class="text-[8px] text-amber-600 py-0.5 border-b border-slate-900 mt-1">⬑ ${bridgeIds.length} passive bridges</div>`;
bridgeIds.forEach(id => {
const n = d.nodes[id];
nh += `<div class="flex justify-between items-center py-0.5 border-b border-slate-900/50">
<span class="text-amber-500 text-[9px]">β ${id}</span>
<span class="text-amber-300 font-bold">${Number(n.x).toFixed(4)}</span>
<span class="text-slate-700 text-[8px]">v:${(n.vel||0).toFixed(3)}</span>
</div>`;
});
}
document.getElementById('pane-nodes').innerHTML = nh;
// Springs pane
let sh = '';
for (const [key, k] of Object.entries(d.springs)) {
const kc = k < 0 ? 'text-blue-300' : k > 4 ? 'text-yellow-200' : 'text-purple-300';
sh += `<div class="flex justify-between py-0.5 border-b border-slate-900">
<span class="text-slate-500 text-[9px]">${key}</span>
<span class="${kc} font-bold text-[10px]">${k.toFixed(4)}</span></div>`;
}
const bs = d.bridge_springs || {};
if (Object.keys(bs).length) {
sh += `<div class="text-[8px] text-amber-600 py-0.5 border-b border-slate-800 mt-1">⬑ BRIDGE SPRINGS (Passive)</div>`;
for (const [key, k] of Object.entries(bs)) {
sh += `<div class="flex justify-between py-0.5 border-b border-slate-900/50">
<span class="text-amber-700 text-[9px]">${key}</span>
<span class="text-amber-400 font-bold text-[10px]">${k.toFixed(4)}</span></div>`;
}
}
document.getElementById('pane-springs').innerHTML = sh;
document.getElementById('pane-logs').innerHTML = d.logs.map(l => `<div class="py-0.5 border-b border-slate-900/50">${l}</div>`).join('');
const layerKey = JSON.stringify(d.layers) + d.cross_connect;
const { traces, layout } = buildTraces(d.nodes, d.springs, d.bridge_springs || {}, d.layers, d.n_inputs, d.n_upper, d.n_lower);
if (!meshPlotted || layerKey !== lastLayerKey) {
Plotly.newPlot('mesh-plot', traces, layout, {displayModeBar:false, responsive:true});
meshPlotted = true; lastLayerKey = layerKey;
} else {
Plotly.react('mesh-plot', traces, layout);
}
const hist = d.history;
const eTrace = { type:'scatter', mode:'lines', x: hist.map((_,i)=>i), y: hist, line:{color:'#f97316',width:1.5}, fill:'tozeroy', fillcolor:'rgba(249,115,22,0.07)' };
if (!errPlotted) { Plotly.newPlot('err-plot',[eTrace],ERR_LAYOUT,{displayModeBar:false,responsive:true}); errPlotted = true; }
else { Plotly.react('err-plot',[eTrace],ERR_LAYOUT); }
} catch(e) { }
}, 200);
</script>
</body>
</html> |