{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000814},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008572","487:4870002634","490:4900001012","490:4900000487","496:4960007433","494:4940006371","490:4900007520","494:4940006681","490:4900001585","466:4660011985","494:4940006373","490:4900000882","487:4870002985","496:4960009166","490:4900000347","494:4940004716","494:4940000535","490:4900000469","496:4960007905","494:4940008489","490:4900000329","490:4900000811","487:4870001921","490:4900000734","487:4870007461"],"twin_admin_codes":[496,487,490,490,496,494,490,494,490,466,494,490,487,496,490,494,494,490,496,494,490,490,487,490,487],"twin_sims":[0.25677342213714427,0.24538190081702727,0.19895093149496285,0.14432184408652493,0.14393003267444748,0.13326426544386302,0.1201166074397746,0.11558716674758773,0.11189449664715816,0.10589247388017645,0.10483357104100138,0.10213113643861954,0.09871288899925727,0.09498086264567404,0.09494847929455096,0.0910051667050285,0.0893850343684962,0.08902579410444245,0.08551927284477215,0.08532983273699196,0.08341008035298637,0.08198034718251156,0.0802196921741222,0.07937765350918342,0.07802972301090529],"twin_dists":[0.21415993498700736,0.21770462522740663,0.23339114317409007,0.2555400224010048,0.25571940138611615,0.26074845952980663,0.26738329567597385,0.2697971939320976,0.2718195047412313,0.2752193973741988,0.2758346522122994,0.2774270832429062,0.27948915758496584,0.28180548330875016,0.2818258932733469,0.28435330150948784,0.2854168498022415,0.2856547427186176,0.28801778213420803,0.2881476255416342,0.2894765749144184,0.29048226912435204,0.2917402066889147,0.29234965715500766,0.2933361547146563],"n_dims_used":45,"mean_confidence":0.9151089986165365},"coverage":{"mean_confidence":0.9151089986165365,"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}}