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59027a2 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 | <!-- Transfer Matrix: 4x4 cross-model AUROC heatmap -->
<div class="transfer-matrix"></div>
<style>
.transfer-matrix { position: relative; width: 100%; min-height: 380px; }
.transfer-matrix svg { display: block; margin: 0 auto; }
.transfer-matrix .cell-text { font-size: 13px; font-weight: 600; text-anchor: middle; font-variant-numeric: tabular-nums; }
.transfer-matrix .axis-text { font-size: 11px; fill: var(--text-color); }
.transfer-matrix .header-text { font-size: 13px; font-weight: 600; fill: var(--text-color); text-anchor: middle; }
.transfer-matrix .tooltip {
position: absolute; top: 0; left: 0; pointer-events: none; padding: 10px 14px; border-radius: 8px;
font-size: 12px; line-height: 1.6; border: 1px solid var(--border-color);
background: var(--surface-bg); color: var(--text-color);
box-shadow: 0 4px 20px rgba(0,0,0,0.12), 0 0 0 1px rgba(0,0,0,0.04);
backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
opacity: 0; transition: opacity 0.15s ease;
z-index: 100; max-width: 260px;
font-variant-numeric: tabular-nums;
}
.transfer-matrix .legend-label { font-size: 10px; fill: var(--text-color); font-variant-numeric: tabular-nums; }
.transfer-matrix .summary {
text-align: center; margin-top: 14px; font-size: 13px; color: var(--text-color); opacity: 0.65;
font-variant-numeric: tabular-nums;
}
@media (max-width: 500px) {
.transfer-matrix { min-height: 300px; }
.transfer-matrix .cell-text { font-size: 11px; }
.transfer-matrix .axis-text { font-size: 9px; }
.transfer-matrix .header-text { font-size: 11px; }
.transfer-matrix .summary { font-size: 11px; }
}
</style>
<script>
(() => {
const ensureD3 = (cb) => {
if (window.d3 && typeof window.d3.select === 'function') return cb();
let s = document.getElementById('d3-cdn-script');
if (!s) { s = document.createElement('script'); s.id = 'd3-cdn-script'; s.src = 'https://cdn.jsdelivr.net/npm/d3@7/dist/d3.min.js'; document.head.appendChild(s); }
s.addEventListener('load', () => cb(), { once: true });
};
const bootstrap = () => {
const container = document.querySelector('.transfer-matrix:not([data-mounted])');
if (!container) return;
container.dataset.mounted = 'true';
const d3 = window.d3;
const models = ['GPT-4.1', 'Claude 3.7', 'GPT-4.1-mini', 'o4-mini'];
const matrix = [
[0.802, 0.699, 0.671, 0.746],
[0.639, 0.726, 0.730, 0.604],
[0.665, 0.719, 0.790, 0.559],
[0.685, 0.553, 0.604, 0.864],
];
const tip = document.createElement('div');
tip.className = 'tooltip';
container.appendChild(tip);
const summary = document.createElement('div');
summary.className = 'summary';
summary.textContent = 'Diagonal mean: 0.796 | Off-diagonal mean: 0.656';
container.appendChild(summary);
// Warm earth tones: cream → rust → dark brown
function colorInterp(t) {
const c0 = [245, 240, 232]; // warm cream (#f5f0e8)
const c1 = [61, 90, 128]; // rust (#3d5a80)
const c2 = [92, 38, 24]; // deep rust-brown
let r, g, b;
if (t < 0.5) {
const s = t * 2;
r = c0[0] + (c1[0] - c0[0]) * s;
g = c0[1] + (c1[1] - c0[1]) * s;
b = c0[2] + (c1[2] - c0[2]) * s;
} else {
const s = (t - 0.5) * 2;
r = c1[0] + (c2[0] - c1[0]) * s;
g = c1[1] + (c2[1] - c1[1]) * s;
b = c1[2] + (c2[2] - c1[2]) * s;
}
return `rgb(${Math.round(r)},${Math.round(g)},${Math.round(b)})`;
}
function render() {
container.querySelectorAll('svg').forEach(s => s.remove());
const rect = container.getBoundingClientRect();
const maxW = Math.min(520, rect.width - 20);
const cellSize = Math.max(40, Math.floor((maxW - 140) / 4));
const margin = { top: 56, left: 115, bottom: 60, right: 30 };
const gridW = cellSize * 4;
const W = margin.left + gridW + margin.right;
const H = margin.top + gridW + margin.bottom;
const svg = d3.select(container).insert('svg', '.tooltip')
.attr('width', W).attr('height', Math.max(0, H));
const g = svg.append('g').attr('transform', `translate(${margin.left},${margin.top})`);
const colorScale = d3.scaleSequential(t => colorInterp(t)).domain([0.5, 0.9]);
// Headers
svg.append('text').attr('class', 'header-text')
.attr('x', margin.left + gridW / 2).attr('y', 20).text('Test Model');
svg.append('text').attr('class', 'header-text')
.attr('transform', `translate(18, ${margin.top + gridW / 2}) rotate(-90)`)
.text('Train Model');
// Column labels
models.forEach((m, i) => {
g.append('text').attr('class', 'axis-text')
.attr('x', i * cellSize + cellSize / 2).attr('y', -12)
.attr('text-anchor', 'middle').text(m);
});
// Row labels
models.forEach((m, i) => {
g.append('text').attr('class', 'axis-text')
.attr('x', -14).attr('y', i * cellSize + cellSize / 2 + 4)
.attr('text-anchor', 'end').text(m);
});
// Cells
for (let i = 0; i < 4; i++) {
for (let j = 0; j < 4; j++) {
const val = matrix[i][j];
const isDiag = i === j;
const cw = Math.max(0, cellSize - 3);
const ch = Math.max(0, cellSize - 3);
const cell = g.append('rect')
.attr('x', j * cellSize + 1.5).attr('y', i * cellSize + 1.5)
.attr('width', cw).attr('height', ch)
.attr('rx', 6).attr('fill', colorScale(val))
.attr('stroke', isDiag ? 'var(--text-color)' : 'var(--border-color)')
.attr('stroke-width', isDiag ? 2.5 : 0.5)
.attr('stroke-opacity', isDiag ? 0.8 : 0.3)
.attr('cursor', 'pointer')
.style('transition', 'transform 0.12s ease')
.style('transform-origin', `${j * cellSize + cellSize / 2}px ${i * cellSize + cellSize / 2}px`);
cell
.on('mouseenter', function(ev) {
d3.select(this).attr('stroke-width', isDiag ? 3 : 2).attr('stroke-opacity', 1)
.attr('stroke', 'var(--text-color)');
d3.select(this.parentNode).selectAll(`.cell-text-${i}-${j}`).attr('font-weight', 800);
tip.innerHTML = `<strong>Train:</strong> ${models[i]}<br/><strong>Test:</strong> ${models[j]}<br/><strong>AUROC:</strong> ${val.toFixed(3)}<br/>${isDiag ? 'Self-prediction (diagonal)' : 'Cross-model transfer'}`;
tip.style.opacity = '1';
})
.on('mousemove', function(ev) {
const [mx, my] = d3.pointer(ev, container);
const flipX = mx > rect.width * 0.65;
const tx = flipX ? mx - 180 : mx + 14;
tip.style.transform = `translate(${tx}px, ${my - 14}px)`;
})
.on('mouseleave', function() {
d3.select(this).attr('stroke-width', isDiag ? 2.5 : 0.5)
.attr('stroke-opacity', isDiag ? 0.8 : 0.3)
.attr('stroke', isDiag ? 'var(--text-color)' : 'var(--border-color)');
d3.select(this.parentNode).selectAll(`.cell-text-${i}-${j}`).attr('font-weight', 600);
tip.style.opacity = '0';
});
// Text label: white on dark rust, dark on light cream
const textColor = val > 0.72 ? '#ffffff' : '#4a4540';
g.append('text').attr('class', `cell-text cell-text-${i}-${j}`)
.attr('x', j * cellSize + cellSize / 2)
.attr('y', i * cellSize + cellSize / 2 + 5)
.attr('fill', textColor)
.style('pointer-events', 'none')
.text(val.toFixed(2));
}
}
// --- Color legend bar ---
const legendW = Math.max(0, Math.min(200, gridW * 0.7));
const legendH = 10;
const legendX = (gridW - legendW) / 2;
const legendY = gridW + 18;
const defs = svg.append('defs');
const gradId = 'tm-grad-' + Math.random().toString(36).slice(2, 8);
const grad = defs.append('linearGradient').attr('id', gradId);
const nStops = 10;
for (let s = 0; s <= nStops; s++) {
const t = s / nStops;
grad.append('stop')
.attr('offset', `${t * 100}%`)
.attr('stop-color', colorInterp(t));
}
const lg = g.append('g').attr('transform', `translate(${legendX}, ${legendY})`);
lg.append('rect')
.attr('width', Math.max(0, legendW)).attr('height', Math.max(0, legendH))
.attr('rx', 3).attr('fill', `url(#${gradId})`);
lg.append('text').attr('class', 'legend-label')
.attr('x', 0).attr('y', legendH + 14).attr('text-anchor', 'middle').text('0.50');
lg.append('text').attr('class', 'legend-label')
.attr('x', legendW / 2).attr('y', legendH + 14).attr('text-anchor', 'middle').text('0.70');
lg.append('text').attr('class', 'legend-label')
.attr('x', legendW).attr('y', legendH + 14).attr('text-anchor', 'middle').text('0.90');
lg.append('text').attr('class', 'legend-label')
.attr('x', legendW / 2).attr('y', -6).attr('text-anchor', 'middle')
.attr('font-weight', 500).text('AUROC');
}
render();
if (window.ResizeObserver) new ResizeObserver(() => render()).observe(container);
};
if (document.readyState === 'loading') document.addEventListener('DOMContentLoaded', () => ensureD3(bootstrap), { once: true });
else ensureD3(bootstrap);
})();
</script>
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