{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002062},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004560","469:4690004875","489:4890002060","466:4660001191","466:4660012943","470:4700005616","469:4690001860","466:4660010607","466:4660013066","466:4660010418","479:4790002047","496:4960006139","466:4660013067","489:4890003305","496:4960003554","466:4660008919","496:4960001666","466:4660009080","489:4890003295","496:4960012569","489:4890000472","466:4660009075","469:4690004785","489:4890003348","469:4690004249"],"twin_admin_codes":[496,469,489,466,466,470,469,466,466,466,479,496,466,489,496,466,496,466,489,496,489,466,469,489,469],"twin_sims":[0.47339346346326555,0.41428523686103025,0.4033919770730086,0.39369629103209464,0.39146046272349283,0.3874467072778646,0.38143795931599206,0.37692765166921566,0.36326440072956195,0.3614322174893238,0.35695390827812395,0.35685293364898973,0.35062040304873243,0.34910402534499396,0.34743379589157336,0.34667079222552144,0.3464374244487635,0.3412593343597886,0.3410024203314379,0.33996573447154327,0.33939313835854595,0.33717671603596466,0.3364205973335349,0.33359773596038733,0.33339360094961135],"twin_dists":[0.15883266324278525,0.17241546878226494,0.17500282757892996,0.17733223453391342,0.1778731276124748,0.1788477764606228,0.18031584715091795,0.18142513084890508,0.1848259825240874,0.18528686174003417,0.18641840389116113,0.1864440009844048,0.18803126846866222,0.18841966946382868,0.1888485040269855,0.18904476791961855,0.1891048415509832,0.19044335145101446,0.1905100432831039,0.19077942838744252,0.1909284076617341,0.19150635962346962,0.19170399298919522,0.1924439638030394,0.19249760644836578],"n_dims_used":45,"mean_confidence":0.9118657430013021},"coverage":{"mean_confidence":0.9118657430013021,"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}}