{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003796},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003797","490:4900001780","490:4900001640","490:4900004211","490:4900001122","490:4900001369","490:4900001502","490:4900004074","490:4900002397","490:4900004073","490:4900001243","490:4900001501","490:4900004489","490:4900002247","490:4900001637","490:4900001500","490:4900003941","490:4900003800","490:4900003249","490:4900001370","490:4900002547","490:4900001366","490:4900003936","490:4900003790","490:4900001638"],"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":[0.68211842509866,0.6239815833265637,0.6009937932760487,0.5942746748658339,0.5532908435130969,0.5143369755442702,0.4797272511745175,0.4757456040519053,0.39705764479492334,0.3965694720098377,0.38591409716926217,0.37932280515869493,0.2876322523975023,0.27966005127965543,0.2724259110295982,0.2696876213435738,0.24439408669183654,0.24003426700590555,0.23944262559757407,0.20407276356576318,0.18574469977285912,0.18553289510343582,0.18187560899940708,0.1796439278233305,0.17658243205178797],"twin_dists":[0.11360150318630846,0.12613673709967185,0.13106011181903504,0.13249917798192173,0.14130337988271152,0.14976467184998218,0.15741490403068317,0.1583054411835871,0.1765217231824256,0.1766392378602866,0.1792211908907574,0.18083526129251523,0.20502673822284065,0.2073262649844834,0.20944761468909165,0.21025961103199156,0.21801692881386023,0.219405146861322,0.21959478877429744,0.2315468464835981,0.23830337890679906,0.23838412299849407,0.23978870424953477,0.240655607283333,0.24185736520438483],"n_dims_used":44,"mean_confidence":0.916968432339755},"coverage":{"mean_confidence":0.916968432339755,"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}}