{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001601","473:4730001512","473:4730001420","473:4730001513","473:4730001234","473:4730001773","473:4730001685","473:4730001143","473:4730001604","473:4730001853","473:4730003878","473:4730001418","473:4730000701","473:4730002184","473:4730001765","473:4730001767","473:4730001047","473:4730001683","473:4730001680","473:4730001327","473:4730001934","473:4730001849","473:4730001426","473:4730002363","485:4850000537"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,485],"twin_sims":[0.9709750226419227,0.9159359410674641,0.8084154020204011,0.7845359021200475,0.7775887542368499,0.7048225290285781,0.642351007366029,0.6182117457946442,0.6122364006252885,0.6110948817480003,0.6019838084736006,0.5862919049904152,0.572670738607303,0.5676596349953003,0.5653881577398678,0.5604461949918701,0.5509329903386089,0.5291132717686772,0.518171406217811,0.5168020306477715,0.4992656613969585,0.49594940085729167,0.48740887175237835,0.48717436325084046,0.4800972172232897],"twin_dists":[0.03152208419291513,0.05442619694705922,0.08470350760408848,0.09047749637661673,0.09212075075853136,0.10863117629667024,0.12219531334898415,0.1273729425447565,0.12865269896170256,0.12889714642370664,0.13084810834750113,0.13420974417016657,0.13713225095055082,0.13820906764872243,0.13869753452434128,0.13976112567446644,0.14181224671371054,0.1465399509542717,0.14892580001080505,0.1492252091313004,0.15307755903135692,0.1538101498964093,0.155703417112131,0.15575554216629,0.15733227818669512],"n_dims_used":45,"mean_confidence":0.9160446166992188},"coverage":{"mean_confidence":0.9160446166992188,"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}}