{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002985},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004228","490:4900004366","490:4900004502","490:4900013229","490:4900001508","490:4900003669","490:4900004224","490:4900006097","490:4900001507","490:4900004640","490:4900002848","490:4900001644","490:4900006222","490:4900006804","490:4900001643","490:4900003124","490:4900006401","490:4900013228","490:4900012318","490:4900007295","497:4970002687","469:4690005806","490:4900001922","490:4900005043","469:4690005445"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,469,490,490,469],"twin_sims":[0.06038977866185057,0.03622012984154288,0.0030413741301836055,0.0008044881223683565,0.0005816471234520651,0.00045195303222213485,0.00040411724002326207,0.00028686880001365376,0.00026090352679663094,0.0002174034807376902,0.00021686733277672933,0.0001883047140893738,0.00018394395612270385,0.00017952155121043518,0.00015660484664438025,0.00012075790707306999,0.00011058230681024239,0.0000859613332354792,0.00007571992756760329,0.00006797314208019259,0.000060642418969834086,0.00005995577524712886,0.000057173478683408974,0.00004257503931246728,0.000040045290440625245],"twin_dists":[0.30771952546534215,0.33456939634786703,0.4421628695795965,0.4902759093665356,0.5013103600021056,0.5097282366725496,0.5134168796960932,0.5245542143611968,0.5275961377912789,0.5333955019489806,0.5334735785308196,0.5379202807526903,0.5386544770438835,0.5394159899504587,0.5436697078485679,0.5516753548641951,0.5543602528809336,0.5619713630405512,0.5657660977479263,0.5689747156834132,0.5723477717994312,0.572683266578788,0.5740810929943767,0.5826790296296318,0.5844496082678918],"n_dims_used":45,"mean_confidence":0.9088773939344618},"coverage":{"mean_confidence":0.9088773939344618,"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}}