{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012224},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012505","490:4900012438","490:4900012293","490:4900012366","490:4900012434","490:4900012364","497:4970000705","490:4900012294","490:4900011428","490:4900012439","490:4900012584","490:4900012222","490:4900010910","490:4900012296","490:4900012363","490:4900010307","490:4900012583","490:4900012435","490:4900012225","497:4970000499","490:4900010392","490:4900010028","490:4900010482","490:4900010221","490:4900012433"],"twin_admin_codes":[490,490,490,490,490,490,497,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490],"twin_sims":[0.1739090383115777,0.10477144601180181,0.10074412642644869,0.09782224152814817,0.09681104213106256,0.08314331872843585,0.08096936589663796,0.07947859193476549,0.06249104100834569,0.061867564553850576,0.05692856319863802,0.054825907219700334,0.05440196955236164,0.052153584682883815,0.050220481803110104,0.04931345139323186,0.0489247685786053,0.04462936213123771,0.03983452529918196,0.03907385509705961,0.03891595698365733,0.03653462750439914,0.03626638842279346,0.034479292430794346,0.031079166984245895],"twin_dists":[0.24291896340645946,0.2758708986453669,0.2782571955270576,0.2800356158314339,0.2806607935747608,0.28966316756736726,0.29120190949904506,0.29227632712536916,0.30583895229007724,0.3063914629156189,0.31093797108600146,0.312972855448161,0.3133909280812314,0.31565445016624094,0.31766632328677025,0.31863261707445356,0.3190512365058668,0.32387287580735047,0.32973908612885583,0.33072388136637976,0.33093033201975797,0.33413324886205137,0.33450504341086773,0.3370435051420859,0.34219980740296513],"n_dims_used":44,"mean_confidence":0.8886762965809215},"coverage":{"mean_confidence":0.8886762965809215,"n_dims_used":44,"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}}