{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002410},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002230","489:4890003090","489:4890002149","469:4690000249","479:4790000630","489:4890003376","469:4690004064","470:4700006663","479:4790001712","470:4700006243","470:4700006807","489:4890002248","489:4890001999","489:4890002965","470:4700006089","489:4890002501","470:4700006116","470:4700006092","489:4890003303","489:4890004186","472:4720001115","470:4700007245","479:4790000088","489:4890000736","489:4890003292"],"twin_admin_codes":[489,489,489,469,479,489,469,470,479,470,470,489,489,489,470,489,470,470,489,489,472,470,479,489,489],"twin_sims":[0.4494596841872184,0.4485993955705464,0.44301624143479584,0.3788552445874309,0.36272990280500006,0.3466957915645507,0.34574089766361743,0.34568218217970553,0.3359605428176691,0.3315991631232205,0.3279489138586268,0.32704789307919196,0.31987419139260564,0.3184488304673936,0.3097015574411985,0.30682527005661475,0.3016840183646996,0.29920631390551305,0.29726891066799016,0.27891375338474,0.27824185862258516,0.277844426421295,0.2768593506099334,0.2767780377038892,0.2738827738503414],"twin_dists":[0.1642498071105469,0.16444643827059627,0.16572603886512188,0.18095026801327424,0.18496031151799555,0.18903833384585664,0.18928426906035253,0.1892994030898961,0.1918243590511381,0.19296992220503262,0.19393504788836718,0.19417418644598244,0.19609133882294022,0.1964751163675022,0.19885189274073428,0.19964178833686358,0.20106442368796343,0.20175506722871178,0.20229744141943473,0.20754354898926253,0.20773947336138868,0.2078555001680023,0.2081435213067172,0.2081673238867084,0.20901765291026278],"n_dims_used":45,"mean_confidence":0.9138831244574652},"coverage":{"mean_confidence":0.9138831244574652,"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}}