{% from "_macros.html" import empty, csrf %}
<h2>Backtests</h2>
<p class="legend">Brier score after qualifying (lower is better) against a grid-only baseline; green beats the grid. Each row is one run × track setting, newest first. <b>+ Edge Finder</b> adds that model with every strategy already in the Edge Finder.</p>
<div class="scroll"><table><thead><tr><th>Run</th><th class="l">Model</th><th class="l">Sport</th><th>Created</th><th>Races</th><th>Half-life</th><th>Sims</th><th>Track</th><th>Win</th><th class="muted">grid</th><th>Podium</th><th class="muted">grid</th><th>Top 10</th><th class="muted">grid</th><th>Win before practice</th><th>Win before quali</th></tr></thead><tbody>
{% for b in backtests %}<tr><td><a href="/lab/runs/{{ b.id }}">#{{ b.id }}</a></td><td class="l">{% if b.f1 %}{{ b.variant }} {% if b.variant in swept %}<button type="button" class="edge-btn" hx-post="/lab/edge" hx-disabled-elt="this" hx-target="#edge" hx-swap="innerHTML" data-edge="add_model" data-edge-model data-variant="{{ b.variant }}">+ Edge Finder</button>{% else %}<a class="legend" href="/lab?job=f1_sweep&amp;variant={{ b.variant|urlencode }}#run" title="No saved sweep for this model yet">run sweep →</a>{% endif %}{% endif %}</td><td class="l">{{ b.sport }}</td><td>{{ b.created_at|fmt }}</td><td>{{ b.races }}</td><td>{{ b.half_life|fmt }}</td><td>{{ b.sims or "" }}</td><td>{{ b.track }}</td>
{% for k in ['win', 'podium', 'top10'] %}{% set v, g = b[k], b[k ~ '_grid'] %}<td class="{{ 'good' if v is not none and g is not none and v < g else ('bad' if v is not none and g is not none else '') }}">{{ "%.4f"|format(v) if v is not none }}</td><td class="muted">{{ "%.4f"|format(g) if g is not none }}</td>{% endfor %}
<td>{{ "%.4f"|format(b.pre_weekend_win) if b.pre_weekend_win is not none }}</td><td>{{ "%.4f"|format(b.pre_quali_win) if b.pre_quali_win is not none }}</td></tr>
{% else %}<tr><td colspan="16">{{ empty("No backtests yet.") }}</td></tr>{% endfor %}</tbody></table></div>
<p class="legend">Downhill backtests are stored as metrics tables; see the run pages.</p>