{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002939},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002231","499:4990002949","499:4990000839","499:4990000850","488:4880000186","499:4990000754","485:4850000896","499:4990000864","479:4790000016","499:4990002702","488:4880000222","499:4990001031","488:4880000171","499:4990000174","499:4990003014","488:4880000274","472:4720001924","488:4880001113","485:4850000321","499:4990002536","488:4880000275","499:4990002494","472:4720001032","481:4810004042","499:4990000069"],"twin_admin_codes":[499,499,499,499,488,499,485,499,479,499,488,499,488,499,499,488,472,488,485,499,488,499,472,481,499],"twin_sims":[0.6501981783017327,0.6204372981230079,0.5947838479566103,0.5744968979244665,0.5673661524245555,0.5608695855829727,0.5223550711022897,0.4994190658506494,0.4585651394353976,0.45091925792951754,0.44626963627022714,0.4434177284559194,0.4400582973634305,0.4380047361206594,0.4314993528876731,0.4287660058238081,0.42454908041867984,0.4229201181006647,0.4194816613027251,0.41820179460173046,0.4178756493283243,0.4174267563092577,0.4043263651984602,0.40177009322251545,0.3972289904504804],"twin_dists":[0.12050757895003429,0.12689617787097626,0.13239010792719844,0.13674008339243432,0.13827216608846782,0.13966995687007272,0.14801221708588502,0.15304370395866745,0.16217708896929586,0.1639165228869078,0.16497965313346402,0.16563381720411327,0.1664064799114663,0.16687992851251565,0.16838559280674983,0.16902095005575699,0.17000442998737986,0.1703854245052937,0.1711916669461691,0.17149248147455906,0.1715691999697516,0.17167483399944075,0.17477968772409586,0.17539069976465207,0.1764804919703501],"n_dims_used":45,"mean_confidence":0.933246358235677},"coverage":{"mean_confidence":0.933246358235677,"n_dims_used":45,"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}}