{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011452},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011450","490:4900010776","490:4900012118","490:4900011096","490:4900011011","490:4900010688","490:4900011247","490:4900011973","490:4900011298","490:4900011228","490:4900010927","490:4900011015","490:4900011390","490:4900012168","490:4900011012","490:4900010678","490:4900010677","490:4900011179","490:4900011900","490:4900010940","490:4900010846","490:4900010936","490:4900012183","490:4900011160","490:4900011844"],"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":[0.38230154663136784,0.35288213443347133,0.3500982073894975,0.2808354018448905,0.22222290449642448,0.21466904509309404,0.2110864177895007,0.20235174538560738,0.19187516236090482,0.1914605696455408,0.18798491936393957,0.17568176010345155,0.1731054991528336,0.17251397853529288,0.14138090551540056,0.13692270402772322,0.12861339034334454,0.12527443181255263,0.12057246349887178,0.11302941350086411,0.11289653654725819,0.10862582363861924,0.10372382194404366,0.10303850636465568,0.09931085474734493],"twin_dists":[0.18010417683588298,0.1874535821042788,0.1881649227807682,0.20698477565311643,0.2252545089535004,0.22782944907937847,0.2290720645031825,0.2321629725114642,0.23599379512087626,0.23614834812447957,0.23745329642360247,0.24221373231395874,0.24324032150736377,0.24347756946048874,0.2568953847802072,0.25899061595364803,0.26303635762292943,0.2647177545625364,0.2671442342606844,0.27119255848668306,0.27126571027465346,0.273653040811458,0.2764846632956764,0.2768887831139792,0.2791244401358129],"n_dims_used":45,"mean_confidence":0.8909022861056858},"coverage":{"mean_confidence":0.8909022861056858,"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}}