{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002407},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002859","470:4700004121","488:4880001035","479:4790001730","485:4850000882","479:4790001788","499:4990001920","479:4790001709","488:4880005940","488:4880000944","481:4810001304","485:4850000949","481:4810001137","485:4850001284","479:4790001710","470:4700003790","485:4850004317","499:4990003272","499:4990002489","470:4700000796","485:4850001566","488:4880002007","485:4850001106","488:4880000433","485:4850001465"],"twin_admin_codes":[499,470,488,479,485,479,499,479,488,488,481,485,481,485,479,470,485,499,499,470,485,488,485,488,485],"twin_sims":[0.3722984160930144,0.36806367874027535,0.3319313824037203,0.3255483941114783,0.31851227612225075,0.303910413457974,0.30204356383369696,0.29961666689738964,0.2843382940595401,0.2662151580188511,0.26449686824736185,0.25663375413393447,0.2545172181066503,0.25430392650159267,0.2502629565967372,0.2493102739482521,0.2440435463435085,0.23147728582395025,0.2281088134578589,0.22599873657183028,0.22576553609117844,0.22454381807461035,0.21860575555564274,0.21847579827624522,0.21544795267332417],"twin_dists":[0.1825704157698933,0.18362427518596383,0.1928823733351233,0.19457297509605398,0.1964580131425672,0.20044664562855644,0.20096447818411506,0.20164045371543826,0.2059721397186952,0.21129668525462172,0.2118129752810299,0.21420278303266682,0.21485391939544085,0.2149197270692677,0.2161731942029377,0.21647058453339404,0.21812795000349497,0.22217828076922388,0.22328839161839048,0.2239893191363717,0.22406704984485268,0.22447514877057373,0.22648005794267542,0.2265243415926307,0.2275611473793454],"n_dims_used":43,"mean_confidence":0.9120996164721112},"coverage":{"mean_confidence":0.9120996164721112,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}