{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011030},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960005367","496:4960011957","488:4880001196","496:4960011262","488:4880002277","488:4880004362","488:4880002211","496:4960008244","496:4960005225","496:4960011712","496:4960011191","496:4960010576","496:4960011874","496:4960010962","496:4960011797","496:4960009257","496:4960009906","499:4990000685","496:4960011526","496:4960011435","496:4960009374","496:4960005072","496:4960010791","496:4960009719","481:4810003455"],"twin_admin_codes":[496,496,488,496,488,488,488,496,496,496,496,496,496,496,496,496,496,499,496,496,496,496,496,496,481],"twin_sims":[0.641386266746526,0.6188804889470615,0.6126997281830223,0.5789243540309271,0.5575017391387493,0.5479525235796423,0.5063272381531067,0.5049705658529964,0.5042067685906737,0.47566428523445736,0.45920482417765557,0.45074150177795147,0.4506555985695586,0.44886698217717746,0.44766402387915877,0.4468178792400348,0.43777200112359466,0.431512409175495,0.4188459452683544,0.4139758373896752,0.40997234511361497,0.4029082516814105,0.40148757482620684,0.3971001125051063,0.395267445647962],"twin_dists":[0.12240260862982544,0.1272296900799603,0.12855347855636132,0.13578978054084379,0.14039542081195558,0.14245598931135361,0.15152207725290012,0.1518204578137295,0.15198853847424346,0.15832365413200952,0.16203203999355273,0.1639570908022731,0.16397669796468026,0.16438526239378434,0.16466039182044176,0.16485408144932234,0.1669336405957434,0.16838256185050393,0.17134103410674037,0.17248854259608787,0.17343623745089293,0.17511843650043998,0.1754583359750557,0.17651150334082713,0.17695299194869876],"n_dims_used":45,"mean_confidence":0.9213477240668403},"coverage":{"mean_confidence":0.9213477240668403,"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}}