{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002159},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001997","490:4900000277","490:4900002313","490:4900000918","490:4900002487","490:4900003075","490:4900003353","490:4900004037","490:4900004012","490:4900002612","490:4900001332","490:4900001998","490:4900004597","490:4900003490","490:4900003738","490:4900001710","490:4900003354","490:4900002187","490:4900002332","490:4900002482","490:4900004007","490:4900000902","490:4900002899","490:4900003752","490:4900000954"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7082192519098459,0.5429047166763769,0.4893746017127667,0.48868344573412287,0.4783009121492649,0.47527469418702484,0.4738242590931306,0.46861794111690386,0.45462625003068674,0.4538061828597592,0.4510564376919804,0.4371838973098173,0.43478710672556076,0.4242427906783691,0.4233815341513566,0.42052770611646495,0.41062968877711614,0.41041732340819004,0.40640215209217295,0.39917699430955217,0.3896318578663465,0.38770174868383517,0.3843662839646512,0.37480538863556906,0.3710887188136778],"twin_dists":[0.10788209472623,0.14354761586320405,0.1552667856291097,0.15542024593816847,0.1577336444809479,0.15841092484966673,0.15873603780051834,0.15990576695102166,0.1630718487804402,0.1632584898203014,0.16388521947755708,0.16706941726120061,0.1676235199734224,0.1700760207968176,0.17027744273625026,0.170946098221228,0.17328035650203524,0.17333070435406295,0.17428479589227566,0.17601231117701666,0.17831657756725408,0.17878570451806367,0.1795990249253409,0.18194932239992812,0.18287085188752192],"n_dims_used":45,"mean_confidence":0.9170778062608507},"coverage":{"mean_confidence":0.9170778062608507,"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}}